The screening of biological samples for the presence of illicit or legal substances is an
important frontline tool in both clinical and forensic toxicology. In the clinical setting, drug …

Recent advancements in the sensitivity of chemical instrumentation have led to increased
interest in the use of microsamples for translational and biomedical research. Paper …

Recent advances in microelectronics, microfluidics, and electrochemical sensing platforms
have enabled the development of an emerging class of fully integrated personal health …

Mass spectrometry (MS) is a formidable analytical tool for the analysis of non-polar to polar
compounds individually and/or from mixtures, providing information on the molecular …

Here, we describe the use of a fluorescence based lateral flow competition assay for the
screening of four classes of drugs, viz, Δ9-tetrahydrocannabinol (THC), cocaine (through the …

Mass spectrometry has been the “gold standard” for drugs of abuse (DoA) analysis for many
decades because of the selectivity and sensitivity it affords. Recent progress in all aspects of …

Drugs of abuse testing is widely used clinically and forensically. Urine is the preferred type
of specimen for drugs of abuse screening, but saliva, sweat, hair, and meconium are …

Direct sampling mass spectrometry (MS) has been advancing aggressively, showing
immense potential in translating MS into the clinical field. Unlike traditional MS analysis …

Introduction: Paper spray mass spectrometry has provided a rapid, quantitative ambient
ionization method for xenobiotic and biomolecule analysis. As an alternative to traditional …

The substances deposited from the fingertip onto a surface during contact between them
represent a highly complex range of chemicals that can be exploited in a variety of ways in a …