Urine Adulterant Test for Oxidants Yields Positive Results from Microbial-Contaminated Urine
نویسندگان
چکیده
منابع مشابه
Papain: a novel urine adulterant.
The estimated number of employees in the United Stated screened annually for illicit drugs is approximately 20 million, with marijuana being the most frequently abused drug. Urine adulterants provide an opportunity for illicit drug users to obtain a false-negative result on commonly used primary drug screening methods such as the enzyme multiplied immunoassay technique and the fluorescence pola...
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We examined the relationship between the consumption of meat from animals treated with anabolic steroids and the detection of these steroids in the athletes consuming this meat. We proved that clostebol metabolites (e.g., 4-chloro-delta-4-androstene-3 alpha-ol-17-one) in the urine of one of the volunteers involved in a feeding experiment were due to accidental consumption of meat contaminated w...
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Commercially available snack bars and other foodstuffs prepared from pressed hemp seeds were ingested by volunteers. Urine specimens were collected for 24 h after ingestion of the foodstuffs containing hemp seeds and tested for marijuana using an EMIT immunoassay and gas chromatography-mass spectrometry (GC-MS). Specimens from individuals who ate one hemp seed bar demonstrated little marijuana ...
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BACKGROUND False-positive drug screen results for tetrahydrocannabinol (THC) have been observed. This study investigated the rate of unconfirmed positive screen results in infant and noninfant urine samples and evaluated possible reasons for differences. METHODS The rate of unconfirmed positive THC screen results for urine samples was determined retrospectively in 2 independent data sets (n =...
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ژورنال
عنوان ژورنال: Journal of Analytical Toxicology
سال: 2004
ISSN: 1945-2403,0146-4760
DOI: 10.1093/jat/28.8.692