AHSG and Insulin resistance: Within 8 h, intraperitoneal bolus administration of human fetuin-A (0.5 mg/g body weight) into male C57BL/6 mice resulted in insulin resistance (fetuin-A-treated: 22.46±1.27 vs control: 10.21±1.65, T(4) = 9.06, p = 0.004) as estimated by the HOMA-IR.