J F Rodriguez-Sierra

The facilitatory and inhibitory effects of prostaglandins PGE2 and PGF2α on lordosis behavior were compared in guinea pigs and rats. In the first part of experiment 1, PGE2 or PGF2α (500 µg) failed to facilitate significantly lordosis behav…

Sexual receptivity to males resulted from stimulation of the vagina with a glass rod in previously unreceptive ovariectomized, estrogen-treated rats. Several minutes of rejection behavior preceded the receptivity. In a second study, manual …