(A) Changes in mean (±SEM) basal plasma GH concentrations (ng/ml) during 1-h period before NMS/saline administration in fed and 48-h fasting adult male monkeys (B) Overall mean (±SEM) basal plasma GH concentrations (ng/ml) during 1-h period before NMS/saline administration in normal fed, and 48-h fasting adult male monkeys. P>0.05 vs fed (Student’s t test).