Fig. 2From: Aphrodisiac potentials of the ethanol extract of Aloe barbadensis Mill. root in male Wistar ratsEffect of ethanol extract of A. barbadensis root on intromission frequency of male rats. Bars with unlike letters are significantly different from each other on each day. Bars with dissimilar numbers for the same dose group at different days are significantly different. All values are expressed as Mean ± SEM; n = 5;**P < 0.01; *P < 0.05Back to article page