Derivatization‐based quadruplex LC/ESI–MS/MS method for high throughput quantification of serum dehydroepiandrosterone sulfate

enthalten in: Biomedical Chromatography | 2021

von Aso, S. | Ogawa, S. | Nishimoto‐Kusunose, S. | +4

Identification of conjugation positions of urinary glucuronidated vitamin D3 metabolites by LC/ESI–MS/MS after conversion to MS/MS‐fragmentable derivatives

enthalten in: Biomedical Chromatography | 2019

von Yoshimura, Y. | Hibi, R. | Nakata, A. | +6