Colorectal cancer (CRC) is a common malignant tumor in the gastrointestinal tract. Changes
in amino acid metabolites have been implicated in tumorigenesis and disease progression …

Chirality, a fundamental property of matter, is often overlooked in the studies of marine
organic matter cycles. Dihydroxypropanesulfonate (DHPS), a globally abundant …

Isobaric chemical labeling is a widely used strategy for high-throughput quantitative
proteomics based on mass spectrometry. However, commercially available reagents have …

Background Biothiols are important for numerous cellular processes, such as resisting
oxidative stress and protecting cell health. Their abnormal levels and molecular …

Biological amines and amino acids play essential roles in many biochemical processes. The
chemical complexity of biological samples is challenging, and the selective identification …