UPLC-Orbitrap® Screening for over 35 Drugs of Abuse and Metabolites in Biological Fluids in Under 10 min.
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DOI: 10.1007/978-1-4939-8579-1_7
Abstract: We present a UPLC®-High Resolution Mass Spectrometric method to simultaneously screen for 19 benzodiazepines, 12 opiates, cocaine and three metabolites, and 3 "Z-drug" hypnotic sedatives in both blood and urine specimens. Sample processing consists of… read more here.
Keywords: uplc orbitrap; drugs abuse; abuse metabolites; metabolites biological ... See more keywords
Overview of analytical methods for determining novel psychoactive substances, drugs and their metabolites in biological samples
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DOI: 10.1080/10408444.2022.2091424
Abstract: Abstract Recent years have witnessed a growing in interest in psychoactive substances, particularly those available in e-commerce. These have led to an increase in the number of drug-related poisonings, deaths, and road accidents. Illegal drugs… read more here.
Keywords: methods determining; metabolites biological; analytical methods; psychoactive substances ... See more keywords
Secondary Metabolites and Their Biological Evaluation from the Aerial Parts of Staehelina uniflosculosa Sibth. & Sm. (Asteraceae)
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DOI: 10.3390/ijms251910586
Abstract: Phytochemical investigation of Staehelina uniflosculosa Sibth. & Sm. resulted in the isolation of twenty-two natural products: eleven sesquiterpene lactones, artemorin (1), tamirin (2), tanachin (3), reynosin (4), baynol C (5), desacetyl-β-cyclopyrethrosin (6), 1β-hydroxy-4α-methoxy-5α,7α,6β-eudesm-11(13)-en-6,12-olide (7), 1β,4α,6α-trihydroxyeudesm-11-en-8α,12-olide… read more here.
Keywords: secondary metabolites; uniflosculosa sibth; metabolites biological; biological evaluation ... See more keywords
Integrated Analysis of Metabolites and Biological Endpoints Bring New Insights into Sulfamethoxazole Stress Tolerance in Ryegrass
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DOI: 10.3390/plants14040538
Abstract: Although metabolomics is widely used to assess the detrimental effects of antibiotics and characterize stress response, the relationships between metabolites and biological endpoints following antibiotics remain unknown. In our study, we exposed ryegrass seeds to… read more here.
Keywords: ryegrass; new insights; metabolites biological; bring new ... See more keywords