Low molecular weight polycyclic aromatic hydrocarbons (LMW PAHs;< 206.3 g/mol) are
under regulated environmental contaminants (eg, secondhand smoke) that lead to gap …

Allergy and asthma pathogenesis are associated with the dysregulation of metabolic
pathways. To understand the effects of allergen sensitization on metabolic pathways, we …

As a non-invasive biological matrix, the placenta offers great and novel opportunities to
monitor fetal exposure to exogenous chemicals and their biotransformation products (the …

This observational study catalogues the overlap in metabolites between matched
bronchoalveolar lavage fluid (BALF) and plasma, identifies the degree of congruence …

A new chromatographic method by Ultra High Performance Liquid Chromatographic
(UHPLC) technology, has been developed and validated for the determination of polydatin …

Sample preparation is a labor-intensive and time-consuming procedure, especially for the
bioanalysis of small-volume samples with low-abundant analytes. To minimize losses and …

In this work, an untargeted and pseudotargeted metabolomics combination approach was
used for authentication of three shrimp species (Litopenaeus vanmamei, Penaeus …

Blood plasma is one of the most commonly analyzed and easily accessible biological
samples. Here, we describe an automated liquid-liquid extraction (LLE) platform that …

Urine adulteration to circumvent positive drug testing represents a problem for toxicological
laboratories. While creatinine is a suitable marker for dilution, detection of chemicals is often …

Untargeted metabolomics aims to provide a global picture of the metabolites present in the
system under study. To this end, making a careful choice of sample preparation is …