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Mean oxytocin concentration (pg/mg tissue) in the L5-S1 spinal segments of undisturbed pups, pups handled for 60 seconds, or pups that received perineal stroking for 60 seconds. Spinal cords were extracted 10 minutes following the stimulation condition. Oxytocin concentrations were significantly elevated in the stroked animals relative to unstimulated controls. * denotes significantly different from undisturbed, p < 0.05.
