“…Among 15 rodent studies (5,6,36,37,41,47,48,54,56,58,66,69,70,73,75) on the phylum Firmicutes, the results were inconclusive among those treated with metformin (5,36,37,41,47,48,54,56), acarbose (5,58), liraglutide (66,69,70), and sitagliptin (5,73). The genus Lactobacillus was the focus of 13 studies (5, 35, 41-43, 47, 53, 54, 58, 62, 66, 70, 73).…”