D-Ala-Lys-AMCA hydrochloride, a known substrate of proton-coupled oligopeptide transporter 1 (PEPT1), emits blue fluorescence and may be transported into Caco-2 cells and liver cancer cells.

mainly used in synthetic pyridine-styrene-butadiene latex also used in the manufacture of silicon and Bestatin hydrochloride and other drugs.

Dihydrofluorescein diacetate is a fluorescent probe for measuring oxidative stress in cell-free systems and cellular models.