A) Serum glucose, and (B) insulin levels, in 2-monthold pigs (AUC glucose P=0.07, AUC insulin P=0.02). (C) Serum glucose, and (D) insulin levels in 5-month-old pigs (AUC glucose P=0.06, AUC insulin P=0.44). (E) (F) Insulin levels in 2-month-old and 5-month-old GIPRdn transgenic pigs (P=0.02). * P=<0.05.