Fig. 7.
Protein expression of ER stress marker proteins and HSP90 in myocardium from lean and ob/ob obese mice treated with or without TUDCA (50 mg/kg for 5 wks, p.o.). A: Representative gel blots depicting expression of Bip, eIF2α, p-eIf2α, PERK, p-PERK, HSP90 and GAPDH (loading control) using specific antibodies; B: Bip expression; C: phospho-eIF2α (peIf2α) expression; D: peIF2α-to- eIF2α ratio; E: HSP90 expression; F: phospho-PERK (pPERK) expression; and G: pPERK-to-PERK ratio. Mean ± SEM, n = 4–5, * p < 0.05 vs. lean group, # p < 0.05 vs. obese group.