Skip to main content
Fig. 7 | Biology of Sex Differences

Fig. 7

From: Perinatal testosterone exposure is critical for the development of the male-specific sexually dimorphic gastrin-releasing peptide system in the lumbosacral spinal cord that mediates erection and ejaculation

Fig. 7

Semi-quantitative analyses of the effects of the androgen surge on the developing spinal GRP system in females. TP and DHT (0.1 or 1.0 mg each) were injected into female neonates on PNDs 0 and 1. The number of GRP neurons (a) and the intensity of GRP-immunoreactive fibers (b) in the lumbosacral spinal cord. * P < 0.05 vs. control; P < 0.05 vs. 0.1 mg TP; § P < 0.05 vs. 1.0 mg TP

Back to article page