Results 91 to 100 of about 378,221 (336)

Pesticide Contamination in the Hair of Children From Colonia San Juan, a Rural Community in Paraguay

open access: yesDrug Testing and Analysis, EarlyView.
Hair analysis in children from a rural community in Paraguay reveals exposure to organophosphates, pyrethroids, neonicotinoids, fungicides, herbicides, and endocrine disruptors, highlighting the urgent need for stricter environmental protections and preventive health measures. ABSTRACT Chronic exposure to pesticides can cause carcinogenic, reproductive,
Stela Benitez Leite   +5 more
wiley   +1 more source

Recreational use, analysis and toxicity of tryptamines [PDF]

open access: yes, 2015
The definition New psychoactive substances (NPS) refers to emerging drugs whose chemical structures are similar to other psychoactive compounds but not identical, representing a "legal" alternative to internationally controlled drugs.
Mannocchi, Giulio   +3 more
core   +1 more source

A Robust Multistep Digestion Method for Microplastics Detection in Human Tissue by MicroRaman Analysis

open access: yesDrug Testing and Analysis, EarlyView.
A unified digestion protocol for human biological samples has been developed for microplastics analysis by microRaman Spectroscopy. ABSTRACT The presence of microplastics (MPs) in human tissues has raised growing concerns, necessitating robust protocols for their reliable extraction and analysis.
Jennifer P. Pascali   +7 more
wiley   +1 more source

Air-Assisted Liquid–Liquid Microextraction (AALLME) as an Alternative Sample Pre-Treatment for Isolating Tetrahydrocannabinol (THC) from Hair

open access: yesChemosensors
Cannabis remains the most widely used illicit drug worldwide, identifying it is a routine procedure in forensic toxicology. Due to its widespread use, there is a need for analytical methods that can detect it in biological samples.
Laura Blanco-García   +5 more
doaj   +1 more source

Toxicological Investigation of Acute Cyanide Poisoning Cases: Report of Four Cases

open access: yesArab Journal of Forensic Sciences & Forensic Medicine, 2015
Cyanide is a deadly poison. Acute cyanide poisoning in humans is rare and is predominantly caused by smoke inhalation from fires and much more rarely by intentional ingestion of cyanide salts as in suicide or homicide attempts. The main objective of this
Humera Shafi   +5 more
doaj   +1 more source

Prevalence of psychoactive substances in Dutch and Belgian traffic [PDF]

open access: yes, 2012
Objective: The purpose of this study was to compare the prevalence of psychoactive substances in general traffic in The Netherlands and Belgium. Method: Randomly selected car drivers and drivers of small vans in six police regions in The Netherlands and ...
Brookhuis, Karel   +5 more
core   +2 more sources

Bridging the Regulatory Chasm in Investigator‐Initiated Human Subject Cannabis Research

open access: yes
Clinical Pharmacology &Therapeutics, EarlyView.
Heather M. Barkholtz, William Naviaux
wiley   +1 more source

Use of the TIPS Technique as a Possible Method of Acute Inhalation Toxicity Assessment

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Acute inhalation toxicity studies provide crucial information regarding short‐term exposure to volatile chemicals and help to ensure the safe handling and use of these chemicals. However, acute inhalation toxicity assessment requires specialized equipment, and most animal facilities are not able to carry out such studies.
Dina Mourad Saleh   +8 more
wiley   +1 more source

Analytical Approaches to Address Challenges in the Analysis of Cannabinoids in Vascular Matrices Using Mass Spectrometry

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Phytocannabinoids are bioactive metabolites derived from the Cannabis sativa plant. They have garnered attention due to their recreational uses and therapeutic potential. Although various analytical strategies have been employed for their analysis, mass spectrometry (MS) coupled to chromatographic separation is superior due to its sensitivity ...
Radwa Mahmoud   +2 more
wiley   +1 more source

Current Approaches of Occupational and Safety Health Management in Work Environments Containing Nanoparticles [PDF]

open access: yes, 2019
The development of nanotechnology is particularly in recent years very dynamic and is applied in many not only technical branches. This is not possible to say about monitoring of possible health and environmental undesirable influence.
Adamec, Vladimír   +5 more
core   +1 more source

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