Activin B regulates islet composition and islet mass but not whole body glucose homeostasis or insulin sensitivity

Based on the phenotype of the activin-like kinase-7 (ALK7)-null mouse, activins A and B have been proposed to play distinct roles in regulating pancreatic islet function and glucose homeostasis, with activin A acting to enhance islet function and insulin release while activin B antagonizes these act...

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