Nasi Ai

Unraveling umami and kokumi: taste characteristics and molecular mechanisms of milk-derived peptides

Although taste-active peptides have been isolated from enzymatic hydrolysates of defatted high-protein milk powder, their sensory properties, processing stability, and receptor-binding mechanisms remain largely unexplored. In this study, we synthesized milk-derived taste- active...

Phytochemical Investigation of Crataegus almaatensis Leaves: Isolation, Structural Characterization, and Antioxidant Activity of Flavonoids, Flavolignans, and Phenolic Glycosides

A systematic phytochemical investigation of the leaves of Crataegus almaatensis Pojark., an endemic hawthorn species native to the mountainous regions of Kazakhstan, was carried out. Multi-step chromatographic fractionation, comprising ultrasound-assisted methanol extraction, seq...