Research Article

Metformin Prevents Fatty Liver and Improves Balance of White/Brown Adipose in an Obesity Mouse Model by Inducing FGF21

Figure 3

Metformin induced FGF21 production. (a) Electron microscopy of liver tissues from untreated obese mice and metformin-treated obese mice. Scale bars, 2 μM. (b) CoxIV and FGF21 immunostaining of liver from untreated obese mice and metformin-treated obese mice. Scale bars, 10 μM. (c) Representative Oil Red O staining in metformin (5 mM) or metformin plus anti-FGF21-treated HepG2 cells.
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