Gmelina arborea Roxb. (Family: Verbenaceae) Extract Upregulates the β-Cell Regeneration in STZ Induced Diabetic Rats

Figure 3

(a–d) Photomicrographs of histopathology of the pancreatic tissues, stained with hematoxylin and eosin (×400). (a) Healthy control rats, islets of Langerhans with normal islet cell population. (b) Diabetic control rats, an islet with few preserved islet cells, fibrosis, and infiltration by inflammatory cells. (c) Gmelina arborea (1.00 g/kg) treated diabetic rats, restoration of pancreatic islet cells with prominent islets. (d) Glibenclamide treated (0.50 mg/kg) diabetic rats with reduced number of islet cells.

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