Fig 1: Changes in concentration of gastrointestinal regulatory hormones (A) gastrin, (B) GIP, and (C) PYY in serum following treatment with Lacticaseibacillus paracasei HP7 in a loperamide-induced mouse model.Data are presented as the mean ± SD. Significant differences were expressed as †p < 0.05 vs. normal, ††p < 0.005 vs. normal, *p < 0.05 vs. control, ***p < 0.001 vs. control.