<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://whdc.ac/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=ClaudetteCorones</id>
	<title>WHDC Academics - User contributions [en]</title>
	<link rel="self" type="application/atom+xml" href="https://whdc.ac/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=ClaudetteCorones"/>
	<link rel="alternate" type="text/html" href="https://whdc.ac/index.php/Special:Contributions/ClaudetteCorones"/>
	<updated>2026-05-26T02:38:43Z</updated>
	<subtitle>User contributions</subtitle>
	<generator>MediaWiki 1.43.5</generator>
	<entry>
		<id>https://whdc.ac/index.php?title=5cl-adb_Powder_Supplier_5cl_Adb_5cladba_In_Stock_At_Best_Price_In_Shanghai_Shanghai_Jingwu&amp;diff=225299</id>
		<title>5cl-adb Powder Supplier 5cl Adb 5cladba In Stock At Best Price In Shanghai Shanghai Jingwu</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=5cl-adb_Powder_Supplier_5cl_Adb_5cladba_In_Stock_At_Best_Price_In_Shanghai_Shanghai_Jingwu&amp;diff=225299"/>
		<updated>2026-05-24T09:55:51Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Demographic and clinical features are recorded and blood and/or urine samples analysed using high-resolution accurate mass liquid chromatography-mass spectrometry. The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. Second, we could not JWH-210 powder retrieve further detailed information about the e-cigarette that was used by the patient such as the label or the region of origin. Whether a recreational drug can be administered via vaping, depends on whether the drug becomes volatile under the evaporation temperature of the e-cigarette. Of these samples, 22 contained one or more SCRAs, THC was only detected in 11 samples, only one contained cannabidiol and 6 contained a mixture of THC and cannabidiol. There is difficulty in finding the right information about the NPS, defining their potency and confirmation of their existence in e-liquids or urine samples.&amp;lt;br&amp;gt;Data availabili&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Acute kidney damage and even kidney failure have been reported following use of synthetic cannabinoids (Davidson, et al., 2017). One recent study has looked at other mechanisms of action in some of the older synthetic cannabinoids and reported that some produced varying amounts of activity at sites which are related to cardiotoxicity and heart disease (Wiley et al., 2016). It is not known whether the increased toxicity is due only to activation of CB1 cannabinoid receptors more strongly than Δ9-THC or whether these &amp;quot;super-strength&amp;quot; cannabinoids produce effects at other receptors. A major cause of concern is that some of the more recently seen synthetic cannabinoids are more likely to produce extremely toxic effects than the older synthetics (Tai and Fantegrossi, 2017&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Because response suppression may compromise stimulus control, rats failing to complete at least ten responses during the test session were excluded from the analysis of the discriminative stimulus effects of that dose of test compoun&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The current study indicates that the test compounds produce locomotor depression similar to that of Δ9-THC, and fully substitute for the discriminative stimulus effects of Δ9-THC. In summary, these 5F-MDMB-PINACA, MDMB-CHIMICA, MDMB-FUBINACA, ADB-FUBINACA, and AMB-FUBINACA have similar abuse liability as Δ9-tetrahydrocannabinol and should be controlled in a similar fashion. Much of the in vivo JWH-210 powder testing of the synthetic cannabinoid compounds have been pre-clinical studies focused on their cannabinoid-like effects or like the present study, focused on their abuse liability. There is indication that at least some of the first-generation synthetic cannabinoids act at receptors other than cannabinoid CB1 and CB2 (Wiley et al., 2016), and a compound from the present study, 5F-MDMB-PINACA, was found to activate midbrain dopamine neurons, but not serotonin neurons (Asaoka et al., 2016&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;In general, the locomotor depressant and discriminative stimulus effects JWH-210 powder have been observed at doses that do not produce adverse effects, although tremors were observed upon handling in mice that received JWH-210 (Gatch et al., 2016), and 5F-AMB produced sustained vocalization and convulsions in rats (Gatch et al., 2018). All of the synthetic cannabinoids tested in the present study fully substituted for the discriminative stimulus effects of Δ9-THC. Subsequently, a one-way analysis of variance was conducted on horizontal activity counts for the 30-min period of maximal effect, and planned comparisons were conducted for each dose against the vehicle control using single degree-of-freedom F tests. A two-way analysis of variance, with dose as a between groups factor and time as a within subject factor, was conducted on horizontal activity counts/10 min interval.&amp;lt;br&amp;gt;Michael B Gatch &amp;lt;br&amp;gt;Duration of the locomotor depression increased over dose from 30 min following 0.1 mg/kg to 2.5 h following 1 mg/kg. Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 0–30 min following administration. Tremors were observed 30 minutes following 1 mg/kg AMB-FUBINACA in 3 of 8 mice (data not shown). Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 10–40 min and lasted up to 2.5 to 3 h at the highest dose tested (0.5 mg/kg). Figure 1 shows average horizontal activity counts/10 min as a function of time (0–4 h) and dose of Δ9-TH&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Effects of individual doses were compared to the vehicle control value using a priori contrasts. Response-rate data were analyzed by one-way repeated-measure analysis of variance. Percent drug-appropriate responding was shown only if at [https://cannabinoidsrc4f-adb.com/ JWH-210 powder] least three rats completed the first fixed ratio, whereas all rats are shown for the response rate dat&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;The duration of action of the synthetic cannabinoids tested using the 8-h protocol have varied widely, with some producing a duration of action no longer than 1 h, others producing a duration of action between 1–2 h, and others lasting more than 2&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=5cl-adb_Powder_Supplier_5cl_Adb_5cladba_In_Stock_At_Best_Price_In_Shanghai_Shanghai_Jingwu&amp;diff=225096</id>
		<title>5cl-adb Powder Supplier 5cl Adb 5cladba In Stock At Best Price In Shanghai Shanghai Jingwu</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=5cl-adb_Powder_Supplier_5cl_Adb_5cladba_In_Stock_At_Best_Price_In_Shanghai_Shanghai_Jingwu&amp;diff=225096"/>
		<updated>2026-05-24T09:33:30Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;The test apparatus for the locomotor activity test was designed to measure locomotor activity automatically using UV system (AM 1051, Benwick Electronics, Benwick, UK) when experimental animals moved in the chambe&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Effects of individual doses were compared to the vehicle control value using a priori contrasts. Response-rate data were analyzed by one-way repeated-measure analysis of variance. Percent drug-appropriate responding was shown only if at [https://cannabinoidsrc4f-adb.com/ 5CLADBA] least three rats completed the first fixed ratio, whereas all rats are shown for the response rate dat&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;There is indication that at least some of the first-generation synthetic cannabinoids act at receptors other than cannabinoid CB1 and CB2 (Wiley et al., 2016), and a compound from the present study, 5F-MDMB-PINACA, was found to activate midbrain dopamine neurons, but not serotonin neurons (Asaoka et al., 2016&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;Each training session lasted a maximum of 10 min, and the rats could earn up to 20 food pellets. Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;A limitation of this case report is that we did not have a urine sample available for additional NPS testing. Point-of-care DOA tests using urine to screen for misuse of multiple substances, regularly include cannabis, amphetamines, cocaine, opioids, benzodiazepines and methadone. THC, methamphetamine, SRCA, lysergic acid diethylamide (LSD), gamma-hydroxybutyrate (GHB) and ketamine are likely to become volatile under the temperature of current e-cigarettes, while crack cocaine is hard to vaporise. A systematic review including data of 114 patients of which the majority was intoxicated due to SCRA smoking revealed that 45 % of the patients who present at the ER after an intoxication due to SCRA smoking recovered within 24 hours .&amp;lt;br&amp;gt;Data availability &amp;lt;br&amp;gt;Moreover, a study conducted in the United Kingdom investigated components of e-liquids in 112 samples originating from prisoners, teenagers and test purchases of commercially available e-cigarettes taken between 2014 and 2021 . This is the first case report that describes the toxicological symptoms of vaping ADB-BUTINACA. Results of the DOA test (including testing for amphetamines, methamphetamines, barbiturates, benzodiazepines, cocaine, methadone, opioids, cannabis, tricyclic antidepressants) were available within 30 minutes and were all negative. We report a case of an involuntary intoxication of the SCRA ADB-BUTINACA after vaping. There are several pitfalls in the detection of SCRA in samples taken from the patient.&amp;lt;br&amp;gt;Data availabili&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Metabolic Profile of Synthetic Cannabinoids 5F-PB-22, PB-22, XLR-11 and UR-144 by Cunninghamella elegans &amp;lt;br&amp;gt;The % peak area abundance ratio of metabolites detected in the urine samples are often affected by numerous factors such as drug intake behaviour (intake route, amount of drug and intake frequency), time from last drug intake and metabolic stability. This indicated that the phase I metabolism of 4F-MDMB-BINACA are unlikely to be affected significantly by polydrug intake. Oxidative defluorination with subsequent butanoic acid formation (B17) metabolite, the second major metabolite after monohydroxylation in the C. Ester hydrolysis with dehydrogenation formed in-vivo in this study was also reported among other indazole carboxamide type SCBs with tert-leucine methyl ester moieties such as 5F-MDMB-PINACA and MDMB-4en-PINACA [39, 40]. Similar to the in-vivo findings, 4F-MDMB-BINACA ester hydrolysis (B22) was the major metabolite for both HepG2 and HLM models, consistent with the known hydrolytic activity of CES reported&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Although there were reports on the metabolism of 4F-MDMB-BINACA using in-vivo and various in-vitro models, studies were either conducted using small in-vivo sample size such as 1 to 4 samples [5, 29] or in closed environments such as forensic psychiatric wards and prisons . The hepatic cell line HepG2 is often used as an initial screen as it is known to produce high reproducibility results with relatively stable enzyme concentration, although they are limited by the low-level expression of several metabolizing enzymes, including the cytochrome P450 (CYP) class of proteins [17, 18]. In-vitro metabolism studies are generally used to complement these data using perfused organs, tissue or cell cultures and microsomal preparations amongst which pooled human liver microsomes (HLM) have been frequently used to elucidate metabolism of SCBs [12,13,14,15,16]. Since most SCBs are found extensively in metabolized forms in urine, the identification of metabolites is of vital importance for forensic and clinical toxicologists. Identifying SCB intake and its correlating specific adverse effects require rapid elucidation of these SCBs. The proliferation of SCBs has become a global challenge as new compounds are rapidly introduced into the illegal drug market to evade existing drug laws.&amp;lt;br&amp;gt;Fig.&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Understanding_5CLADBA:_An_Overview_For_Responsible_Research&amp;diff=211214</id>
		<title>Understanding 5CLADBA: An Overview For Responsible Research</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Understanding_5CLADBA:_An_Overview_For_Responsible_Research&amp;diff=211214"/>
		<updated>2026-05-22T12:14:35Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;When clinical presentation and/or initial DOA testing results are inconclusive, additional testing with LC-QTOF-MS can be valuable and is recommended. SCRAs and other NPS may not be detected by point-of-care DOA tests. In this case, the point-of-care DOA urine screening was not able to detect the synthetic cannabinoid ADB-BUTINAC&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). 4F ADB Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;In both tests, a group of mice were treated with negative control (vehicle, 1 mg/kg, i.p.), positive control (methamphetamine, 1 mg/kg, i.p.), or one of the three doses of test substances (0.1, 1, 5 mg/kg, i.p.) once every other day for 10 day&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;All of the compounds tested in the present study depressed locomotor activity as is typical for other synthetic cannabinoids (see review by Wiley et al., 2017). Average horizontal activity counts/10 min as a function of time (10 min bins) and dose. Depressant effects of 1.33 mg/kg were observed within 10 min following administration and peak depressant effects were [https://cannabinoidsrc4f-adb.com/ 4F ADB] observed between 0–30 min. Duration of the locomotor depression increased over dose from 30 min following 0.1 mg/kg to 2.5 h following 1 mg/k&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;§ (3) of the Hungarian act of Forensic Experts (2016.XXIX), the data of the reported case can be utilized freely for scientific and educational purposes without special ethical permission. These results indicate that the simultaneous intoxication of SCRA and ethanol directly and exclusively caused the death of the two victims. The victims did not have any significant diseases that could have contributed to the outcome. Very limited data are available in the scientific literature about the possible effects of the combined consumption of SCRAs and ethanol. Several case reports describe that the presence of a little ng/mL (0.37–4.1) of SCRAs and a high—but not lethal—concentration of ethanol (1.45–2.7 g/L) directly and exclusively contributed to the death of the victim [24–27] (Table 2). The fact that 4F-MDMB-BINACA was not detected in postmortem urine samples is partly explained by the high rate of hepatic metabolism of SCRAs [11, 14, 22], but also suggests that the victims consumed 4F-MDMB-BINACA shortly before their death&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;Each training session lasted a maximum of 10 min, and the rats could earn up to 20 food pellets. Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;4. Drugs &amp;lt;br&amp;gt;In general, the locomotor depressant and discriminative stimulus effects have been observed at doses that do not produce adverse effects, although tremors were observed upon handling in mice that received JWH-210 (Gatch et al., 2016), and 5F-AMB produced sustained vocalization and convulsions in rats (Gatch et al., 2018). All of the synthetic cannabinoids tested in the present study fully substituted for the discriminative stimulus effects of Δ9-THC. Subsequently, a one-way analysis of variance was conducted on horizontal activity counts for the 30-min period of maximal effect, and planned comparisons were conducted for each dose against the vehicle control using single degree-of-freedom F tests. A two-way analysis of variance, with dose as a between groups factor and time as a within subject factor, was conducted on horizontal activity counts/10 min interval. Locomotor activity in mice was tested to screen for locomotor depressant effects and to identify behaviorally-active dose ranges and times of peak effect. Previous studies have demonstrated that these compounds have chemical structures similar to synthetic cannabinoids known to have substantial abuse liability and act at the CB1 receptor.&amp;lt;br&amp;gt;Michael B Gatch &amp;lt;br&amp;gt;Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 0–30 min following administration. Tremors were observed 30 minutes following 1 mg/kg AMB-FUBINACA in 3 of 8 mice (data not shown). Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 10–40 min and lasted up to 2.5 to 3 h at the 4F ADB highest dose tested (0.5 mg/kg).&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;There is indication that at least some of the first-generation synthetic cannabinoids act at receptors other than cannabinoid CB1 and CB2 (Wiley et al., 2016), and a compound from the present study, 5F-MDMB-PINACA, was found to activate midbrain dopamine neurons, but not serotonin neurons (Asaoka et al., 2016). As previously mentioned, all of the compounds tested in the present study (MDMB-PINACA, MDMB-CHMICA, MDMB-FUBINACA, ADB-FUBINACA, and AMB-FUBINACA) act as agonists at CB1 receptors (Banister et al., 2015, 2016; Gamage et al., 2018), which suggests these compounds will produce Δ9-THC-like effects, including abuse liability. Tremors were not observed following AMB-FUBINACA during the drug discrimination study, but the maximum dose tested was only 0.1 mg/kg, which is 10-fold lower than the dose that produced tremors in the mic&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=4F-MDMB-BINACA_Wikipedia&amp;diff=211191</id>
		<title>4F-MDMB-BINACA Wikipedia</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=4F-MDMB-BINACA_Wikipedia&amp;diff=211191"/>
		<updated>2026-05-22T12:06:52Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Taken together these data further confirmed the structure elucidation of B16. The precursor ion m/z 276 (B1) detected, which was 74 Da lower than that for the 4F-MDMB-BINACA ester hydrolysis metabolite (B22), indicated N-dealkylation of B22. The precursor ion m/z 348 and product ion detected at m/z 217 (B2) identified was 2 Da less than the 4F-MDMB-BINACA ester hydrolysis metabolite (B22), indicating oxidative defluorination (loss of fluorine with addition of hydroxy adb butinaca group&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Effects of individual doses were compared to the vehicle control value using a priori contrasts. Response-rate data were analyzed by one-way repeated-measure analysis of variance. Percent drug-appropriate responding was shown only if at adb butinaca least three rats completed the first fixed ratio, whereas all rats are shown for the response rate dat&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;All of the compounds tested in the present study depressed locomotor activity as is typical for other synthetic cannabinoids (see review by Wiley et al., 2017). Average horizontal activity counts/10 min as a function of time (10 min bins) and dose. Depressant effects of 1.33 mg/kg were observed within 10 min following administration and peak depressant effects were adb butinaca observed between 0–30 min. Duration of the locomotor depression increased over dose from 30 min following 0.1 mg/kg to 2.5 h following 1 mg/k&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;LC-QTOF-MS represents a significant advancement in the field of drug detection, offering higher sensitivity, specificity, and a broader spectrum of detectable substances. Despite all negative results in the point-of-care test for recreational drugs, the liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) analysis showed that the liquid of the e-cigarette contained ADB-BUTINACA, a synthetic cannabinoid. We report a 27-year-old man who was admitted to the emergency room because of sudden [https://cannabinoidsrc4f-adb.com/ adb butinaca] headache, nausea, vertigo, red eyes and palpitations. Synthetic cannabinoids are gaining popularity globally and detection is not commonly availabl&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;A limitation of this case report is that we did not have a urine sample available for additional NPS testing. Point-of-care DOA tests using urine to screen for misuse of multiple substances, regularly include cannabis, amphetamines, cocaine, opioids, benzodiazepines and methadone. THC, methamphetamine, SRCA, lysergic acid diethylamide (LSD), gamma-hydroxybutyrate (GHB) and ketamine are likely to become volatile under the temperature of current e-cigarettes, while crack cocaine is hard to vaporise. A systematic review including data of 114 patients of which the majority was intoxicated due to SCRA smoking revealed that 45 % of the patients who present at the ER after an intoxication due to SCRA smoking recovered within 24 hours&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Moreover, a study conducted in the United Kingdom investigated components of e-liquids in 112 samples originating from prisoners, teenagers and test purchases of commercially available e-cigarettes taken between 2014 and 2021 . This is the first case report that describes the toxicological symptoms of vaping ADB-BUTINACA. Results of the DOA test (including testing for amphetamines, methamphetamines, barbiturates, benzodiazepines, cocaine, methadone, opioids, cannabis, tricyclic antidepressants) were available within 30 minutes and were all negative. We report a case of an involuntary intoxication of the SCRA ADB-BUTINACA after vaping. There are several pitfalls in the detection of SCRA in samples taken from the patien&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Test 2 was performed everyday for 5 days after consecutive administration of the substances, including negative (vehicle) and positive (methamphetamine) controls. After the last administration, the first trial was performed. Morris water maze test was performed to evaluate the changes of learning and memory function through administration of the test substances. Generally, neurotoxicity of a substance is evaluated by animal behavioral aspects, i.e. functional observation battery (FOB) tests (O’Callaghan et al., 2014). Our results suggest that JWH-081 and JWH-210 may adb butinaca be neurotoxic substances through changing neuronal cell damages, especially in the core shell part of nucleus accumbens.&amp;lt;br&amp;gt;About Powder JWH-2&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;Each training session lasted a maximum of 10 min, and the rats could earn up to 20 food pellets. Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203649</id>
		<title>Cannabinoid-like Effects Of Five Novel Carboxamide Synthetic Cannabinoids</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203649"/>
		<updated>2026-05-18T08:10:04Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;LC-QTOF-MS represents a significant advancement in the field of drug detection, offering higher sensitivity, specificity, and a broader spectrum of detectable substances. Despite all negative results in the point-of-care test for recreational drugs, the liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) analysis showed that the liquid of the e-cigarette contained ADB-BUTINACA, a synthetic cannabinoid. We report a 27-year-old man who was admitted to the emergency room because of sudden cannabinoidsrc4f-adb.com headache, nausea, vertigo, red eyes and palpitations. Synthetic cannabinoids are gaining popularity globally and detection is not commonly available.&amp;lt;br&amp;gt;Data availability &amp;lt;br&amp;gt;When clinical presentation and/or initial DOA testing results are inconclusive, additional testing with LC-QTOF-MS can be valuable and is recommended. SCRAs and other NPS may not be detected by point-of-care DOA tests. In this case, the point-of-care DOA urine screening was not able to detect the synthetic cannabinoid ADB-BUTINAC&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Morris water maze test was performed to evaluate the changes in learning and memory function. Only a few case reports about the dangers of some synthetic cannabinoids due to neurotoxicity have been published (Cohen et al., 2012; McGuinness et al., 2012; Harris and Brown, 2013; Hermanns et al., 2013). In addition, the lack of information about neurotoxicity of synthetic cannabinoids could allow abusers consume those substances undiscerningly. However, slight structural changes might cause biochemical properties including dependence liability and neurotoxicity. The substances used in the present study both possess naphthoylindole moiety as their parental structure. (B) The ratio of damaged cells containing pyknotic or condensed nuclei and low hematoxilin affinity to total cells were calculated in nucleus accumben&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Acute kidney damage and even kidney failure have been reported following use of synthetic cannabinoids (Davidson, et al., 2017). One recent study has looked at other mechanisms of action in some of the older synthetic cannabinoids and reported that some produced varying amounts of activity at sites which are related to cardiotoxicity and heart disease (Wiley et al., 2016). It is not known whether the increased toxicity is due only to activation of CB1 cannabinoid receptors more strongly than Δ9-THC or whether these &amp;quot;super-strength&amp;quot; cannabinoids produce effects at other receptors. A major cause of concern is that some of the more recently seen synthetic cannabinoids are more likely to produce extremely toxic effects than the older synthetics (Tai and Fantegrossi, 2017&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;In general, the locomotor depressant and discriminative stimulus effects cannabinoidsrc4f-adb.com have been observed at doses that do not produce adverse effects, although tremors were observed upon handling in mice that received JWH-210 (Gatch et al., 2016), and 5F-AMB produced sustained vocalization and convulsions in rats (Gatch et al., 2018). All of the synthetic cannabinoids tested in the present study fully substituted for the discriminative stimulus effects of Δ9-THC. Subsequently, a one-way analysis of variance was conducted on horizontal activity counts for the 30-min period of maximal effect, and planned comparisons were conducted for each dose against the vehicle control using single degree-of-freedom F tests. A two-way analysis of variance, with dose as a between groups factor and time as a within subject factor, was conducted on horizontal activity counts/10 min interval.&amp;lt;br&amp;gt;Michael B Gatch &amp;lt;br&amp;gt;Duration of the locomotor depression increased over dose from 30 min following 0.1 mg/kg to 2.5 h following 1 mg/kg. Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 0–30 min following administration. Tremors were observed 30 minutes following 1 mg/kg AMB-FUBINACA in 3 of 8 mice (data not shown). Substantial depressant effects were observed within the first 10 min, and maximal depression was observed between 10–40 min and lasted up to 2.5 to 3 h at the highest dose tested (0.5 mg/kg). Figure 1 shows average horizontal activity counts/10 min as a function of time (0–4 h) and dose of Δ9-TH&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;A 30-min period, beginning when maximal depression of locomotor activity first appeared as a function of dose, was used for analysis of dose-response data and calculation of ED50 values. During test sessions, both levers were active, such that ten consecutive responses on either lever led to [https://cannabinoidsrc4f-adb.com/ cannabinoidsrc4f-adb.com] reinforcement. The substitution tests occurred only if the rats had achieved 85% injection-appropriate responding on the two prior training sessions.&amp;lt;br&amp;gt;The locomotor activity assay was used to identify approximate time courses and dose ranges of psychoactive effects, which is useful for identifying parameters for drug discrimination experiments and are also predictive of the time course of the psychoactive effects in human users. The purpose of the present study was to assess the abuse liability of 5F-MDMB-PINACA, MDMB-CHIMICA, MDMB-FUBINACA, ADB-FUBINACA, and AMB-FUBINACA. Since there is currently no robust measure of the reinforcing/rewarding effects of cannabinoids, drug discrimination is currently the best model for assessing abuse liability of cannabinoids. The findings produce an apparent paradox, since CPP and self-administration predict with high reliability the likelihood that a compound will be abused by humans, and cannabinoids are well-known to produce active drug-seeking in human&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203618</id>
		<title>Cannabinoid-like Effects Of Five Novel Carboxamide Synthetic Cannabinoids</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203618"/>
		<updated>2026-05-18T08:04:50Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;The same procedure was then applied to the mice once every day for 5 days. It was considered as coordination disturbance when mice fell from the test apparatus within 2 min. Mice that remained their position on the running apparatus at 10 rpm for at least 2 min were selected for further evaluation.&amp;lt;br&amp;gt;Table of Conten&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Metabolic Profile of Synthetic Cannabinoids 5F-PB-22, PB-22, XLR-11 and UR-144 by Cunninghamella elegans &amp;lt;br&amp;gt;The % peak area abundance ratio of metabolites detected in the urine samples are often affected by numerous factors such as drug intake behaviour (intake route, amount of drug and intake frequency), time from last drug intake and metabolic stability. This indicated that the phase I metabolism of 4F-MDMB-BINACA are unlikely to be affected significantly by polydrug intake. Oxidative defluorination with subsequent butanoic acid formation (B17) metabolite, the second major metabolite after monohydroxylation in the C. Ester hydrolysis with dehydrogenation formed in-vivo in this study was also reported among other indazole carboxamide type SCBs with tert-leucine methyl ester moieties such as 5F-MDMB-PINACA and MDMB-4en-PINACA [39, 40]. Similar to the in-vivo findings, 4F-MDMB-BINACA ester hydrolysis (B22) was the major metabolite for both HepG2 and HLM models, consistent with the known hydrolytic activity of CES reported&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Demographic and clinical features are recorded and blood and/or urine samples analysed using high-resolution accurate mass liquid chromatography-mass spectrometry. The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. Second, we could not adb butinaca retrieve further detailed information about the e-cigarette that was used by the patient such as the label or the region of origin. Whether a recreational drug can be administered via vaping, depends on whether the drug becomes volatile under the evaporation temperature of the e-cigarette. Of these samples, 22 contained one or more SCRAs, THC was only detected in 11 samples, only one contained cannabidiol and 6 contained a mixture of THC and cannabidiol. There is difficulty in finding the right information about the NPS, defining their potency and confirmation of their existence in e-liquids or urine samples.&amp;lt;br&amp;gt;Data availabili&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). adb butinaca Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Observation item 1st injection 2nd injection 3rd injection 4th injection 5th injection Con. All groups treated with tested synthetic cannabinoids showed decreased weight gain rate in a dose-dependent manner. A total of 5 mice in the JWH-081 (5 mg/kg, i.p.) treated group and 6 mice in the adb butinaca JWH-210 (5 mg/kg, i.p.) treated group showed loss of traction, of which 4 and 5 showed tremor, respectively. Memory retention was measured after the memory acquisition was tested as a probe trial.&amp;lt;br&amp;gt;About Powder JWH-2&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;In summary, JWH-210 Chemical Powder stands out as a high-quality research compound designed for professionals who demand accuracy, consistency, and reliability. This commitment to adb butinaca quality makes it a trusted option for professionals who require dependable compounds for their work. From sourcing raw materials to final packaging, every stage of the process is monitored to ensure compliance with laboratory-grade expectations. This makes it an ideal choice for laboratories that prioritize both efficiency and compliance with research standards.&amp;lt;br&amp;gt;Key Features and Specifications to Evaluate &amp;lt;br&amp;gt;In case of cannabis or Δ9-tetrahydrocannabinol, there are many [https://cannabinoidsrc4f-adb.com/ adb butinaca] previous studies regarding with their dependence potential and neurotoxicity (Cororan, et al., 1974; Harris, et al., 1974; Leite and Culini, 1974; Hutcheson, et al., 1998). After administering test substances once every other day for 10 days, brain samples of mice were collected, especially at nucleus accumbens and hippocampus regions. Drug was administered 5 times every other day, and the first trial was performed 2 h after the last administration.&amp;lt;br&amp;gt;How to Choose Powder JWH-210 &amp;lt;br&amp;gt;When learning how to choose powder JWH-210, the most critical factor is verifying high chemical purity (≥98%) from a reputable supplier with independent lab testing. We also demonstrated that JWH-210 administration resulted in the decrease of expression levels of T-cell activator including Cd3e, Cd3g, Cd74p31, and Cd74p41, while JWH-030 increased Cd3g levels. JWH-210 (10 mg/kg, 3 days, i.p.) is more likely to have cytotoxicity and reduce lymphoid organ weight than JWH-030 of ICR mice in vivo. Users are expected to handle the compound in accordance with all applicable regulations and safety guidelines within their jurisdiction. It is important to note that JWH-210 Chemical Powder is intended strictly for research and laboratory use only. Its reputation for purity and stability has contributed to its widespread use in controlled environments where precision is paramount.&amp;lt;br&amp;gt;Is JWH-210 Legal? &amp;lt;br&amp;gt;A total of 2 and 3 methamphetamine treated mice fell from the spinning rod 30 min and 2 hr after the administration, respectively. After the first injection, 6 mice of the positive control group (methamphetamine, 5 mg/kg, i.p.) showed loss of traction, of which 4 showed tremor. Most of the abnormalities were normalized in synthetic cannabinoid treated mice although those abnormal behaviors remained in methamphetamine treated animals after 2 hr of administration. Brain samples were prepared from the mice after the last administration of test substance&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203617</id>
		<title>Cannabinoid-like Effects Of Five Novel Carboxamide Synthetic Cannabinoids</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Cannabinoid-like_Effects_Of_Five_Novel_Carboxamide_Synthetic_Cannabinoids&amp;diff=203617"/>
		<updated>2026-05-18T08:04:30Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Observation item 1st injection 2nd injection 3rd injection 4th injection 5th injection Con. All groups treated with tested synthetic cannabinoids showed decreased weight gain rate in a dose-dependent manner. A total of 5 mice in the JWH-081 (5 mg/kg, i.p.) treated group and 6 mice in the [https://cannabinoidsrc4f-adb.com/ adb butinaca] JWH-210 (5 mg/kg, i.p.) treated group showed loss of traction, of which 4 and 5 showed tremor, respectively. Memory retention was measured after the memory acquisition was tested as a probe trial.&amp;lt;br&amp;gt;About Powder JWH-2&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Due to the unknown toxicity of newly emerging SCRAs, forensic assessments of cases involving these substances are challenging. According to the reported cases and reviews of the scientific literature, concurrent ethanol consumption should amplify the toxicity of SCRAs. The concentration of 4F-MDMB-BINACA in the postmortem blood was 2.50 and 2.34 ng/mL, and blood alcohol concentration was 2.11 and 2.49 g/L, respectively. Two fatal cases are reported caused by simultaneous consumption of 4F-MDMB-BINACA and ethanol.&amp;lt;br&amp;gt;Fig. 2. &amp;lt;br&amp;gt;4F-MDMB-BINACA was hydrolysed via ester hydrolysis forming the 4F-MDMB-BINACA ester hydrolysis metabolite (B22). Data obtained from the twenty urine samples were retrospectively analysed and processed using TraceFinder software based on the identification criteria of mass errors less than ± 5 ppm for full MS peaks and MS/MS peaks from the theoretical mass and matching of MS/MS spectra. The mixture was vortex-mixed and 500 µL of this mixture and 500 µL of methanol were loaded onto the Clean Screen FASt® tube. After incubation, the mixture was cooled at room temperature, and 150 µL of purified water was added. High-resolution QTOF-MS data were acquired on an Agilent 6510 Accurate Mass QTOF mass spectrometer (Agilent Technologies) equipped with dual electrospray ionization (ESI) source operated in both positive and negative ion modes, to determine accurate masses of the metabolites. Chromatographic separation was performed on an Agilent 1290 LC system with a Poroshell 120 EC-C18 analytical column (2.7 μm, 75 × 2.1 mm; Agilent Technologies, Santa Clara, CA, USA).&amp;lt;br&amp;gt;Fig. 1. &amp;lt;br&amp;gt;Monitoring metabolism of synthetic cannabinoid 4F-MDMB-BINACA via high-resolution mass spectrometry assessed in cultured hepatoma cell line, fungus, adb butinaca liver microsomes and confirmed using urine samples The threshold for fatal overdose of combined use of SCRAs and ethanol can be estimated as a little ng/mL (0.37–4.1 ng/mL according to the reported cases) of SCRA and 1.5–2.5 g/L of ethanol. The reported cases and reviews of the scientific literature suggest a possible synergistic effect between SCRAs and ethanol, because their combined use clearly increases their toxicity. The victim died due to severe necrotizing pancreatitis and acute kidney injury evolving into multi-organ failure 11 days after hospital admission . Studies have found no unequivocal synergistic effect between THC and ethanol at low or moderate ethanol doses [29, 30], but no data on high doses of ethanol are available. Given that THC and ethanol act on the same receptors, data on their simultaneous use may yield important insights in this regard.&amp;lt;br&amp;gt;Fungus C. elegans &amp;lt;br&amp;gt;Concentrations of 4F-MDMB-BINACA in the postmortem blood samples were 2.50 and 2.34 ng/mL, which are in line with published data. Although the lethal dose of 4F-MDMB-BINACA is unknown, its concentration in postmortem blood samples was found to range between 0.10 and 2.90 ng/mL . In SCRA-related cases in which the deceased suffered from heart disease, the SCRA concentration in the postmortem blood was less than 1 ng/mL . Concentrations of SCRAs in postmortem cases cover a wide range ; however, some reports of survival have also been published—even at relatively high blood SCRA concentrations [19, 20&amp;lt;br&amp;gt;&amp;lt;br&amp;gt; The test apparatus for the locomotor activity test was designed to measure locomotor activity automatically using UV system (AM 1051, Benwick Electronics, Benwick, UK) when experimental animals moved in the chambe&amp;lt;br&amp;gt;&amp;lt;br&amp;gt; Metabolic Profile of Synthetic Cannabinoids 5F-PB-22, PB-22, XLR-11 and UR-144 by Cunninghamella elegans &amp;lt;br&amp;gt;The % peak area abundance ratio of metabolites detected in the urine samples are often affected by numerous factors such as drug intake behaviour (intake route, amount of drug and intake frequency), time from last drug intake and metabolic stability. This indicated that the phase I metabolism of 4F-MDMB-BINACA are unlikely to be affected significantly by polydrug intake. Oxidative defluorination with subsequent butanoic acid formation (B17) metabolite, the second major metabolite after monohydroxylation in the C. Ester hydrolysis with dehydrogenation formed in-vivo in this study was also reported among other indazole carboxamide type SCBs with tert-leucine methyl ester moieties such as 5F-MDMB-PINACA and MDMB-4en-PINACA [39, 40]. Similar to the in-vivo findings, 4F-MDMB-BINACA ester hydrolysis (B22) was the major metabolite for both HepG2 and HLM models, consistent with the known hydrolytic activity of CES reported&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Clinical_Features_Associated_With_ADB-BUTINACA_Exposure_In_Patients_Attending_Emergency_Departments_In_England&amp;diff=203487</id>
		<title>Clinical Features Associated With ADB-BUTINACA Exposure In Patients Attending Emergency Departments In England</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Clinical_Features_Associated_With_ADB-BUTINACA_Exposure_In_Patients_Attending_Emergency_Departments_In_England&amp;diff=203487"/>
		<updated>2026-05-18T07:18:01Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Tremors were observed in mice 30 minutes following 1 mg/kg AMB-FUBINACA in the present study. Pretreatment times and dose ranges for the drug discrimination assay were selected based on the time of peak depression in the locomotor activity assay in mice. Average potency of the discriminative stimulus effects of early compounds was 0.81±0.17 mg/kg (Gatch et al., 2014), whereas the potency of a recent set was 0.09±0.03 mg/kg (Gatch et al., 2018), and the potency of the current set is 0.05±0.01 mg/kg. Short-onset, short-acting compounds have a greater abuse liability, and long-acting compounds pose problems of long-acting adverse effects and interactions with other drugs. The duration of action of the synthetic cannabinoids tested using the 8-h protocol have varied widely, with some producing a duration of action no longer than 1 h, others producing a duration of action between 1–2 h, and others lasting more than 2 h. There seems to be a trend of newer synthetic cannabinoids being more potent than earlier compound&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Separation of compounds was performed on a 2.1 mm×100 mm, 1.7 adb butinaca μm particle size ACQUITY Torus™ DIOL analytical column (Waters) with guard cartridge. Measurements were performed by an ACQUITY UPC2 supercritical fluid chromatography system (Waters) coupled with a Xevo TQ-S Triple Quadrupole Mass Spectrometer (Waters). During the death scene examination, multiple cigarette butts without filters were found in an ashtray; also found were alcohol bottles, an unopened box of nebivolol-containing drug, and 18 g of unrecognizable herbal residue in a cigarette box.&amp;lt;br&amp;gt;Data concerning the combined effects of SCRAs and other substances are highly limited, which renders forensic evaluation of possible overdose cases difficult . The threshold SCRA concentration for fatal overdose can be estimated ng/mL level (0.37–4.1 ng/mL according to the reported cases) in cases in which 1.5–2.5 g/L of ethanol is present in the blood. The victims were brothers who were both found deceased after consuming 4F-MDMB-BINACA and ethanol. These confusing shorter names were not scientifically adopted but were used by websites selling the drugs to the public. Monitoring metabolism of synthetic cannabinoid 4F-MDMB-BINACA via high-resolution mass spectrometry assessed in cultured hepatoma cell line, fungus, liver microsomes and confirmed using urine samples. This article does not contain any studies with human participants or animals performed by any of the author&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;In general, the locomotor depressant and discriminative stimulus effects [https://cannabinoidsrc4f-adb.com/ adb butinaca] have been observed at doses that do not produce adverse effects, although tremors were observed upon handling in mice that received JWH-210 (Gatch et al., 2016), and 5F-AMB produced sustained vocalization and convulsions in rats (Gatch et al., 2018). All of the synthetic cannabinoids tested in the present study fully substituted for the discriminative stimulus effects of Δ9-THC. Subsequently, a one-way analysis of variance was conducted on horizontal activity counts for the 30-min period of maximal effect, and planned comparisons were conducted for each dose against the vehicle control using single degree-of-freedom F tests. A two-way analysis of variance, with dose as a between groups factor and time as a within subject factor, was conducted on horizontal activity counts/10 min interval.&amp;lt;br&amp;gt;Michael B Gatch &amp;lt;br&amp;gt;These findings are in agreement with earlier studies showing the synthetic cannabinoids substitute for the discriminative stimulus effects of Δ9-THC (see review by Wiley et al., 2017). Pretreatment times and dose ranges for the drug discrimination assay were selected based on the time of peak depression in the locomotor activity assay in mice. As mentioned previously, short-onset compounds have a greater abuse liability; further, compounds that have fewer adverse effects while they are active are likely to be preferred. All five of the compounds in the present study fully substituted with a pretreatment time of 15 min, suggesting a rapid onset of the discriminative stimulus effects. All of the cathinones fully substituted for the discriminative stimulus effects of Δ9-tetrahydrocannabinol (≥80% drug-appropriate responding). Because response suppression may compromise stimulus control, rats failing to complete at least ten responses during the test session were excluded from the analysis of the discriminative stimulus effects of that dose of test compoun&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Similarly, precursor ion identified at m/z 380 (B19/B21, B23/B25) was 16 Da higher than the 4F-MDMB-BINACA, indicating monohydroxylation at the butyl side chain (B19/B21) and indazole (B23/B25) moieties with product ions m/z 145 and 161, respectively. Metabolites identified at m/z 366 (B8, B9, B13), which was 16 Da higher than the 4F-MDMB-BINACA ester hydrolysis metabolite (B22), confirmed monohydroxylation upon ester hydrolysis. Death involving these drugs have been reported [5,6,7,8,9], and this raises public health and social concerns. Due to their similar physiological effects to the principal psychoactive component of cannabis, Δ9-tetrahydrocannabinol (THC), SCBs are gaining popularity and are often abused as recreational drugs. The fact that similar 4F-MDMB-BINACA and ethanol concentrations were detected in the postmortem blood samples of both victims suggests that both substances played a role in the fatal outcom&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Buy_5CL-ADB-A_Online_Lab_Tested_99%25_Pure_Research_Chemical_Powder_10g&amp;diff=203462</id>
		<title>Buy 5CL-ADB-A Online Lab Tested 99% Pure Research Chemical Powder 10g</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Buy_5CL-ADB-A_Online_Lab_Tested_99%25_Pure_Research_Chemical_Powder_10g&amp;diff=203462"/>
		<updated>2026-05-18T07:10:59Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Tremors were observed in mice 30 minutes following 1 mg/kg AMB-FUBINACA in the present study. Pretreatment times and dose ranges for the drug discrimination assay were selected based on the time of peak depression in the locomotor activity assay in mice. Average potency of the discriminative stimulus effects of early compounds was 0.81±0.17 mg/kg (Gatch et al., 2014), whereas the potency of a recent set was 0.09±0.03 mg/kg (Gatch et al., 2018), and the potency of the current set is 0.05±0.01 mg/kg. Short-onset, short-acting compounds have a greater abuse liability, and long-acting compounds pose problems of long-acting adverse effects and interactions with other drugs. The duration of action of the synthetic cannabinoids tested using the 8-h protocol have varied widely, with some producing a duration of action no longer than 1 h, others producing a duration of action between 1–2 h, and others lasting more than 2 h. There seems to be a trend of newer synthetic cannabinoids being more potent than earlier compound&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;§ (3) of the Hungarian act of Forensic Experts (2016.XXIX), the data of the reported case can be utilized freely for scientific and educational purposes without special ethical permission. These results indicate that the simultaneous intoxication of SCRA and ethanol directly and exclusively caused the death of the two victims. The victims did not have any significant diseases that could have contributed to the outcome. Very limited data are available in the scientific literature about the possible effects of the combined consumption of SCRAs and ethanol. Several case reports describe that the presence of a little ng/mL (0.37–4.1) of SCRAs and a high—but not lethal—concentration of ethanol (1.45–2.7 g/L) directly and exclusively contributed to the death of the victim [24–27] (Table 2). The fact that 4F-MDMB-BINACA was not detected in postmortem urine samples is partly explained by the high rate of hepatic metabolism of SCRAs [11, 14, 22], but also suggests that the victims consumed 4F-MDMB-BINACA shortly before their death&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;LC-QTOF-MS represents a significant advancement in the field of drug detection, offering higher sensitivity, specificity, and a broader spectrum of detectable substances. Despite all negative results in the point-of-care test for recreational drugs, the liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) analysis showed that the liquid of the e-cigarette contained ADB-BUTINACA, a synthetic cannabinoid. We report a 27-year-old man who was admitted to the emergency room because of sudden 4F ADB headache, nausea, vertigo, red eyes and palpitations. Synthetic cannabinoids are gaining popularity globally and detection is not commonly available.&amp;lt;br&amp;gt;Data availability &amp;lt;br&amp;gt;When clinical presentation and/or initial DOA testing results are inconclusive, additional testing with LC-QTOF-MS can be valuable and is recommended. SCRAs and other NPS may not be detected by point-of-care DOA tests. In this case, the point-of-care DOA urine screening was not able to detect the synthetic cannabinoid ADB-BUTINAC&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Taken together these data further confirmed the structure elucidation of B16. The precursor ion m/z 276 (B1) detected, which was 74 Da lower than that for the 4F-MDMB-BINACA ester hydrolysis metabolite (B22), indicated N-dealkylation of B22. The precursor ion m/z 348 and product ion detected at m/z 217 (B2) identified was 2 Da less than the 4F-MDMB-BINACA ester hydrolysis metabolite (B22), indicating oxidative defluorination (loss of fluorine with addition of hydroxy [https://cannabinoidsrc4f-adb.com/ 4F ADB] group&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Legal status &amp;lt;br&amp;gt;Briefly, the FOB test was comprised of several behavioral changes including catalepsy, traction, tremor, convulsion, exopthalmos, piloerection, salivation, lacrimation, diarrhea, skin coloration, pinna reflex, righting reflex, and death. The FOB test was performed using published procedures (Moser et al., 1989) with some modifications. However, because of their subjective properties, it is necessary to set up a more objective automated measurement to determine their neurotoxicity. However, there are only a couple of anecdotal reports suspecting the possibility of their neurotoxicity with no scientific evidence (Cohen et al., 2012; McGuinness and Newell, 2012; Harris and Brown, 2013; Hermanns et al., 2013&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Such decrease remained 2 hr after the administration (Table 4). In locomotor activity, methamphetamine treated group showed approximately 4.2 times increase compared to the negative control treated group. Change of body weight following the treatments with JWH-081 and JWH-210 in mic&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;A limitation of this case report is that we did not have a urine sample available for additional NPS testing. Point-of-care DOA tests using urine to screen for misuse of multiple substances, regularly include cannabis, amphetamines, cocaine, opioids, benzodiazepines and methadone. THC, methamphetamine, SRCA, lysergic acid diethylamide (LSD), gamma-hydroxybutyrate (GHB) and ketamine are likely to become volatile under the temperature of current e-cigarettes, while crack cocaine is hard to vaporise. A systematic review including data of 114 patients of which the majority was intoxicated due to SCRA smoking revealed that 45 % of the patients who present at the ER after an intoxication due to SCRA smoking recovered within 24 hours&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=Neurotoxicity_Of_Synthetic_Cannabinoids_JWH-081_And_JWH-210&amp;diff=203444</id>
		<title>Neurotoxicity Of Synthetic Cannabinoids JWH-081 And JWH-210</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=Neurotoxicity_Of_Synthetic_Cannabinoids_JWH-081_And_JWH-210&amp;diff=203444"/>
		<updated>2026-05-18T07:03:34Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: Created page with &amp;quot;Such decrease remained 2 hr after the administration (Table 4). In locomotor activity, methamphetamine treated group showed approximately 4.2 times increase compared to the negative control treated group. Change of body weight following the treatments with JWH-081 and JWH-210 in mic&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;These synthetic cannabinoids act directly at cannabinoid CB1 and CB2 receptors as does Δ9-tetrahydrocannabinol (Δ9-THC) found in marijuana, but have different chemical...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Such decrease remained 2 hr after the administration (Table 4). In locomotor activity, methamphetamine treated group showed approximately 4.2 times increase compared to the negative control treated group. Change of body weight following the treatments with JWH-081 and JWH-210 in mic&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;These synthetic cannabinoids act directly at cannabinoid CB1 and CB2 receptors as does Δ9-tetrahydrocannabinol (Δ9-THC) found in marijuana, but have different chemical structures unrelated to Δ9-THC, different metabolism, and often greater toxicity (Fantegrossi et al., 2014). Discriminative stimulus effects were tested in rats trained to discriminate Δ9-tetrahydrocannabinol (3 mg/kg, 30-min pretreatment). 5F-MDMB-PINACA (also known as 5F-ADB, 5F-ADB-PINACA), MDMB-CHIMICA, MDMB-FUBINACA, ADB-FUBINACA, and AMB-FUBINACA (also known as FUB-AMB, MMB-FUBINACA) were tested for in vivo cannabinoid-like effects to assess their abuse liabilit&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;A 30-min period, beginning when maximal depression of locomotor activity first appeared as a function of dose, was used for analysis of dose-response data and calculation of ED50 values. During test sessions, both levers were active, such that ten consecutive responses on either lever led to [https://cannabinoidsrc4f-adb.com/ 4F ADB] reinforcement. The substitution tests occurred only if the rats had achieved 85% injection-appropriate responding on the two prior training sessions.&amp;lt;br&amp;gt;The locomotor activity assay was used to identify approximate time courses and dose ranges of psychoactive effects, which is useful for identifying parameters for drug discrimination experiments and are also predictive of the time course of the psychoactive effects in human users. The purpose of the present study was to assess the abuse liability of 5F-MDMB-PINACA, MDMB-CHIMICA, MDMB-FUBINACA, ADB-FUBINACA, and AMB-FUBINACA. Since there is currently no robust measure of the reinforcing/rewarding effects of cannabinoids, drug discrimination is currently the best model for assessing abuse liability of cannabinoids. The findings produce an apparent paradox, since CPP and self-administration predict with high reliability the likelihood that a compound will be abused by humans, and cannabinoids are well-known to produce active drug-seeking in human&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;JWH-210 Chemical Powder offers a reliable solution for laboratories seeking a compound that meets stringent requirements. Researchers often require compounds that are consistent and dependable, and this product delivers on both fronts. Whether used in small-scale experiments or larger research projects, the compound maintains its integrity under recommended storage conditions. This ensures ease of handling and precise measurement during laboratory use. Each batch undergoes detailed verification to ensure purity, consistency, and accuracy, making it suitable for controlled experimental environments. This study was supported by a grant (13181MFDS654) of the National Institute of Food and Drug Safety Evaluation, Ministry of Food and Drug Safety, Republic of Kore&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Because response suppression may compromise stimulus control, rats failing to complete at least ten responses during the test session were excluded from the analysis of the discriminative stimulus effects of that dose of test compoun&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Figure 1. &amp;lt;br&amp;gt;Each training session lasted a maximum of 10 min, and the rats could earn up to 20 food pellets. Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;High resolution mass spectrometry such as LC-QTOF-MS allows the detection and identification of a broad spectrum of recreational drugs, including new psychoactive substances. A point-of-care drugs of abuse (DOA) test was initially performed on the urine of the patient. He confirmed drinking 750 ml energy drink without any further consumption of food and using an e-cigarette from Gaziantep, Turkey 10 seconds before the onset of his first symptoms. He usually smokes a pack of cigarettes a day and sometimes smokes e-cigarettes. Combined with non-specific, transient symptoms, clinical recognition of SCRA intoxication is challenging .&amp;lt;br&amp;gt;Data availability &amp;lt;br&amp;gt;The intensity is plotted against the retention time for both chromatograms, demonstrating the 4F ADB presence and elution profiles of nicotine and ADB-BUTINACA in the analysed vape liquid sample. LC-QTOF-MS Chromatograms of Nicotine (Top) and ADB-BUTINACA (Bottom) in the Vape Liquid used by the patient. The LC-QTOF-MS analysis showed that the e-liquid contained nicotine and ADB-BUTINACA (Fig. 1). Because the point-of-care DOA test is generally not able to detect synthetic recreational drug substances, the liquid of the e-cigarette was thereafter screened using liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) on the Waters™ Xevo G3 QTOF MS system. After eating a light meal and drinking caffeinated sports drinks at the ER, the nausea complaints of the patient were reduced and the patient was discharged hom&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=A_Synthetic_Cannabinoid_JWH-210_Reduces_Lymphoid_Organ_Weights_And_T-cell_Activator_Levels_In_Mice_Via_CB2_Receptors&amp;diff=199920</id>
		<title>A Synthetic Cannabinoid JWH-210 Reduces Lymphoid Organ Weights And T-cell Activator Levels In Mice Via CB2 Receptors</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=A_Synthetic_Cannabinoid_JWH-210_Reduces_Lymphoid_Organ_Weights_And_T-cell_Activator_Levels_In_Mice_Via_CB2_Receptors&amp;diff=199920"/>
		<updated>2026-05-17T06:59:57Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: Created page with &amp;quot;When clinical presentation and/or initial DOA testing results are inconclusive, additional testing with LC-QTOF-MS can be valuable and is recommended. SCRAs and other NPS may not be detected by point-of-care DOA tests. In this case, the point-of-care DOA urine screening was not able to detect the synthetic cannabinoid ADB-BUTINAC&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Metabolic Profile of Synthetic Cannabinoids 5F-PB-22, PB-22, XLR-11 and UR-144 by Cunninghamella elegans &amp;lt;br&amp;gt;This might be due to the lo...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;When clinical presentation and/or initial DOA testing results are inconclusive, additional testing with LC-QTOF-MS can be valuable and is recommended. SCRAs and other NPS may not be detected by point-of-care DOA tests. In this case, the point-of-care DOA urine screening was not able to detect the synthetic cannabinoid ADB-BUTINAC&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Metabolic Profile of Synthetic Cannabinoids 5F-PB-22, PB-22, XLR-11 and UR-144 by Cunninghamella elegans &amp;lt;br&amp;gt;This might be due to the low activity of numerous metabolizing enzymes resulting in lower drug biotransformation . HepG2 model detected the major ester hydrolysis metabolite of 4F-MDMB-BINACA in abundance but the rest of the metabolites were found in a small amount. Elegans and HLM models detected all of the in-vivo metabolites (100%), whilst HepG2 cells detected 7 out of the 8 in-vivo metabolites (87.5%). Hence, structural elucidation could not be confirmed unless a reference standard is made availabl&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Thirty minutes prior to the training sessions, rats received an injection of either vehicle or Δ9-THC and were subsequently placed in the behavior-testing chambers, where food (45-mg food pellets; Bio-Serve, Frenchtown, NJ) was available as a reinforcer for every ten responses (FR10) on a designated injection appropriate lever. A houselight was centered over the hopper close to the ceiling and was illuminated only when the levers were active. Each dose range included doses that were without effect to those producing at least 50% depression compared to vehicle control. Twenty-four male Sprague-Dawley rats were obtained from Envigo (Houston, TX). 4F ADB Male ND4 Swiss–Webster mice were obtained from Envigo (Houston, TX) at approximately 8 weeks of age and maintained in the University of North Texas Health Science Center (UNTHSC) animal facility for two weeks prior to testin&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;As synthetic cannabinoid receptor agonists (SCRA) are gaining popularity globally, clinicians have to understand that intoxication caused by vaping SCRA is not detected by commonly available tests. He confirmed that he had been vaping an electronic cigarette (e-cigarette) earlier that day just before the onset of his symptoms. Metabolic acidosis (1/3, 0/7) and respiratory acidosis (1/3, 0/7), All 10 patients recovered with supportive care, including intubation and ventilation for one case. In 3 cases ADB-BUTINACA was the only substance detected, while in seven other substances of misuse were also detected including other SCRA, opioids, benzodiazepines cocaine and pregabali&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Separation of compounds was performed on a 2.1 mm×100 mm, 1.7 4F ADB μm particle size ACQUITY Torus™ DIOL analytical column (Waters) with guard cartridge. Measurements were performed by an ACQUITY UPC2 supercritical fluid chromatography system (Waters) coupled with a Xevo TQ-S Triple Quadrupole Mass Spectrometer (Waters). During the death scene examination, multiple cigarette butts without filters were found in an ashtray; also found were alcohol bottles, an unopened box of nebivolol-containing drug, and 18 g of unrecognizable herbal residue in a cigarette box.&amp;lt;br&amp;gt;Data concerning the combined effects of SCRAs and other substances are highly limited, which renders forensic evaluation of possible overdose cases difficult . The threshold SCRA concentration for fatal overdose can be estimated ng/mL level (0.37–4.1 ng/mL according to the reported cases) in cases in which 1.5–2.5 g/L of ethanol is present in the blood. The victims were brothers who were both found deceased after consuming 4F-MDMB-BINACA and ethanol. These confusing shorter names were not scientifically adopted but were used by websites selling the drugs to the public. Monitoring metabolism of synthetic cannabinoid 4F-MDMB-BINACA via high-resolution mass spectrometry assessed in cultured hepatoma cell line, fungus, liver microsomes and confirmed using urine samples. This article does not contain any studies with human participants or animals performed by any of the author&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;Demographic and clinical features are recorded and blood and/or urine samples analysed using high-resolution accurate mass liquid chromatography-mass spectrometry. The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. Second, we could not [https://cannabinoidsrc4f-adb.com/ 4F ADB] retrieve further detailed information about the e-cigarette that was used by the patient such as the label or the region of origin. Whether a recreational drug can be administered via vaping, depends on whether the drug becomes volatile under the evaporation temperature of the e-cigarette. Of these samples, 22 contained one or more SCRAs, THC was only detected in 11 samples, only one contained cannabidiol and 6 contained a mixture of THC and cannabidiol. There is difficulty in finding the right information about the NPS, defining their potency and confirmation of their existence in e-liquids or urine samples.&amp;lt;br&amp;gt;Data availabili&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
	<entry>
		<id>https://whdc.ac/index.php?title=User:ClaudetteCorones&amp;diff=199919</id>
		<title>User:ClaudetteCorones</title>
		<link rel="alternate" type="text/html" href="https://whdc.ac/index.php?title=User:ClaudetteCorones&amp;diff=199919"/>
		<updated>2026-05-17T06:59:42Z</updated>

		<summary type="html">&lt;p&gt;ClaudetteCorones: Created page with &amp;quot;Systems Administrator II Margit Cater, hailing from Lacombe enjoys watching movies like Funny Bones and Geocaching. Took a trip to Historic Centre of Mexico City and Xochimilco and drives a Ferrari 400 Superamerica.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;My blog [https://cannabinoidsrc4f-adb.com/ 4F ADB]&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;Systems Administrator II Margit Cater, hailing from Lacombe enjoys watching movies like Funny Bones and Geocaching. Took a trip to Historic Centre of Mexico City and Xochimilco and drives a Ferrari 400 Superamerica.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;My blog [https://cannabinoidsrc4f-adb.com/ 4F ADB]&lt;/div&gt;</summary>
		<author><name>ClaudetteCorones</name></author>
	</entry>
</feed>