Anti-diabetic effect of Punica granatum flower polyphenols extract in type 2 diabetic rats: Activation of Akt/GSK-3β and inhibition of IRE1α-XBP1 pathways - Tang, D; Liu, L; Ajiakber, D; Ye, J; Xu, J; Xin, X; Aisa, H A (Front Endocrinol (Lausanne), 2018)