Herbal Medicines Targeting the Improved β-Cell Functions and β-Cell Regeneration for the Management of Diabetes Mellitus

Figure 6

Structures of metabolites (a) umbelliferone beta-D-galactopyranoside (18), (b) saffron (19), (c) diosgenin (20), (d) swertiamarin (21), (e) quercetin (22), and (f) genistein (23) isolated from medicinal plants targeting β-cells.

(a)

(b)

(c)

(d)

(e)

(f)