Fig. 4

Histological assessment of islets using hematoxylin and eosin. Pancreatic tissues were stained with HE in the three groups at weeks 4. (A–C). A sham operation group at week 4 (HE 20×); B BDL group at week 4 (HE 20×); C UDCA plus BDL group at week 4 (HE 20×). Scale bars: 600 μm; (Images were randomly chosen from 5 rats in the three groups, n = 5; the data are representative of 5 rats in the three groups, n = 5)