Results 71 to 80 of about 32,609 (300)

Chemical Straightening as a Source of Analytical Variability in Hair Testing: A Dual‐Analyte Case Report

open access: yesDrug Testing and Analysis, EarlyView.
ABSTRACT Hair analysis is increasingly used in forensic toxicology; however, result interpretation may be influenced by cosmetic hair treatments. Although the effects of bleaching, dyeing, and thermal straightening have already been evaluated, data on permanent chemical hair straightening are scarce, particularly under in vivo conditions.
Miriam Blanco‐Ces   +5 more
wiley   +1 more source

Understanding Rates of Marijuana Use and Consequences Among Adolescents in a Changing Legal Landscape. [PDF]

open access: yes, 2017
Purpose of Review:There is not one answer to address whether marijuana use has increased, decreased, or stayed the same given changes in state legalization of medical and non-medical marijuana in the USA.
D'Amico, Elizabeth J   +3 more
core   +1 more source

Influence of Different Washing Hair Procedures in the Quantitative Determination of THC and THCCOOH

open access: yesDrug Testing and Analysis, EarlyView.
Different hair decontamination protocols significantly affect THC quantification, with marked analyte loss—particularly after aqueous‐organic washing—whereas THCCOOH remains stable. These findings highlight the risk of misinterpretation and the need for standardized washing procedures in hair analysis.
Valentina Martini   +8 more
wiley   +1 more source

Advancing Gel Systems with Natural Extracts: Antioxidant, Antimicrobial Applications, and Sustainable Innovations

open access: yesGels
The integration of natural extracts into gel systems has emerged as a transformative approach to enhance functional properties, including antioxidant, antimicrobial, and therapeutic effects.
Arthitaya Kawee-ai
doaj   +1 more source

Cannabis shenanigans: advocating for the restoration of an effective treatment of pain following spinal cord injury. [PDF]

open access: yes, 2018
Cannabis is an effective treatment for pain following spinal cord injury that should be available to patients and researchers. The major argument against the rescheduling of cannabis is that the published research is not convincing.
Graves, PhD, Daniel E.
core   +1 more source

“Waiting for Chronic”: Time, cannabis and counterculture in Hawai‘i [PDF]

open access: yes, 2016
What does it mean not to wait? It is possible to live in ways which do not entail waiting? Through close examination of time and its articulations among a group of US 1960s-generation ‘hippies’ and younger ‘drop outs’ in a rural backwater of Hawai‘i, I ...
Pickering, Lucy
core   +1 more source

Recreational Drug Use at a Music Festival: A Dual Approach Using Hair Biomarkers Analysis and Participant Self‐Reported Drug Use

open access: yesDrug Testing and Analysis, EarlyView.
Combined self‐report and hair analysis in festival attendees (n = 249) revealed substantial discrepancies in drug use reporting, particularly for stimulants and dissociatives. This integrated approach enhances detection of poly‐drug use and provides a more reliable basis for monitoring and harm‐reduction strategies.
A. Y. Simão   +4 more
wiley   +1 more source

Patterns of cannabis use, perception of harm, and perceived impact of legislative change in an online sample of young adults from Lebanon: insight on recreational users versus dual motive users

open access: yesHarm Reduction Journal
Background Lebanon remains as one of the major sources of cannabis worldwide. In 2020, its government passed a legislation enabling the cultivation of local medicinal cannabis.
Lilian Ghandour   +3 more
doaj   +1 more source

Medicinal cannabis: knowledge, beliefs, and attitudes of Colombian psychiatrists

open access: yesJournal of Cannabis Research, 2021
Background The use of cannabinoids in mental health has gained strength in recent years due to emerging scientific evidence and the lifting of prohibitionist laws that prevailed for years in many countries, including Colombia.
Juan Manuel Orjuela-Rojas   +2 more
doaj   +1 more source

Ethnobotanical survey of pesticidal plants used in South Uganda : case study of Masaka district [PDF]

open access: yes, 2011
Use of synthetic pesticides in developing countries is not only limited by their being expensive but also the small (uneconomic) fields whose limited production costs cannot offset costs of agricultural implements like agro-chemicals. Subsistence farmers,
Charles, Kudamba   +3 more
core  

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