Inhibitory Effect and Potential Mechanism of Lactobacillus plantarum YE4 against Dipeptidyl Peptidase-4

Autor: Jia Sha, Jiajia Song, Yechuan Huang, Yuhong Zhang, Hongwei Wang, Yu Zhang, Huayi Suo
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Foods, Vol 11, Iss 1, p 80 (2021)
Druh dokumentu: article
ISSN: 2304-8158
DOI: 10.3390/foods11010080
Popis: This study investigated the inhibitory effect and mechanism of 12 LAB strains isolated from Chinese fermented foods on dipeptidyl peptidase-4 (DPP-4) using the Caco-2 cell model. The results showed that the inhibitory effect of cell-free extracts (CFEs) collected from each LAB strain on DPP-4 was higher than that of the cell-free excretory supernatants. The CFEs from Lactobacillus plantarum YE4 (YE4-CFE) exhibited the strongest DPP-4 inhibitory activity (24.33% inhibition). Furthermore, YE4-CFE altered the TNF and MAPK signaling pathways. Additionally, the YE4-CFE ultrafiltration fraction (
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