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Full-Text Articles in Social and Behavioral Sciences

Method Optimization For The Determination Of Cannabinoids In Blood By Liquid Chromatography Tandem Mass Spectrometry (Lc-Ms/Ms), Kevin D. Carrera Aug 2022

Method Optimization For The Determination Of Cannabinoids In Blood By Liquid Chromatography Tandem Mass Spectrometry (Lc-Ms/Ms), Kevin D. Carrera

Student Theses

Delta-9-tetrahydrocannabinol (THC) continues to be one of the most popular drugs in the USA. Along with THC, other cannabinoids such as cannabidiol (CBD), are on the rise due to an increase in medicinal usage as well as the passage of different legislations removing these products from their current schedule I status. Thus, an urgency exists to develop robust and sensitive analytical methods to determine cannabinoids, especially THC, CBD and metabolites, in biological samples. The purpose of this study was to investigate different analytical procedures to determine the best method to identify and quantify CBD, THC and their metabolites in whole …


Cocaine, Cocaethylene And Ethanol In Postmortem Blood Submitted To The New York City Office Of Chief Medical Examiner, Jada T. Alexis Aug 2021

Cocaine, Cocaethylene And Ethanol In Postmortem Blood Submitted To The New York City Office Of Chief Medical Examiner, Jada T. Alexis

Student Theses

Cocaine overdose deaths are on the rise in the United States. This increase may be due to the co-consumption of cocaine with other drugs. When cocaine is ingested in conjunction with alcohol, a specific metabolite called cocaethylene forms. Information regarding cocaethylene, specifically its interpretive value in post-mortem cases, has not been widely studied. Data from the Office of the Chief Medical Examiner in New York City revealed that there were 195 cases in 2017 positive for cocaethylene. These cases were most likely to involve black (42.1%) males (79.5%) in Manhattan (28.2%) aged 50 - 59 (34.4%). Most of the cases …


Analysis Of Cannabinoids In Serum By Gc-Ms/Ms, Christie Cannarozzi May 2020

Analysis Of Cannabinoids In Serum By Gc-Ms/Ms, Christie Cannarozzi

Student Theses

Due to recent changes in federal and state legislations, the availability and consumption of cannabis products have increased in the United States. The expanded use of recreational and medicinal cannabis products increases the importance of implementing sensitive and selective instrumental methods in toxicological laboratories, as legal implications may arise in forensic cases, such as driving under the influence of drugs (DUID). The purpose of this study was to perform a cross-validation for the quantitative analysis of cannabinoids (Δ9-tetrahydrocannabinol, cannabidiol, cannabinol, 11-hydroxy-Δ9-tetrahydrocannabinol, and 11-nor-9-carboxy-Δ9-tetrahydrocannabinol) in serum by gas chromatography coupled to triple quadrupole tandem mass spectrometry (GCTQ). This method was fully …


Method Development And Validation For The Determination Of Designer Benzodiazepines In Blood By Lc-Ms/Ms, Victoria Mei Jun 2019

Method Development And Validation For The Determination Of Designer Benzodiazepines In Blood By Lc-Ms/Ms, Victoria Mei

Student Theses

The misuse of designer benzodiazepines, as an alternative to prescription benzodiazepines and for drug-facilitated sexual assaults, has emerged as a growing threat, due in part to the ease of purchasing these drugs on the internet at low prices. Causing concern for safety, is the lack of dosage information resulting in users self-medicating, often leading to unintended overdoses, coma, or death at higher doses. With limited published data regarding quantification of designer benzodiazepines in forensic cases, a method was validated for the determination of thirteen and screening for two designer benzodiazepines in blood, in addition to a limited number of common …


Analysis Of Synthetic Opioids In Postmortem Blood, Vitreous Humor, And Brain Tissue, Rachel K. Chesser Dec 2018

Analysis Of Synthetic Opioids In Postmortem Blood, Vitreous Humor, And Brain Tissue, Rachel K. Chesser

Student Theses

In the United States, the use of new synthetic opioids (e.g. fentanyl and derivatives) has become an increasing health issue with thousands of overdose deaths being observed since 2013. With the high mortality rate associated with these substances, postmortem analyses and interpretation of synthetic opioids has become extremely important. However, due to the novelty of these compounds, the available data is limited and provides challenges to toxicologists. The focus of this project was to examine the postmortem distribution of new synthetic opioids in blood, vitreous humor, and brain tissue. New methods were developed and validated to quantify 13 synthetic opioids …