Table 1-2. BIOLOGICAL ASSAYS

Hormone			Response

GnRH			Secretion of FSH or LH
FSH, PMSG		Ovarian weight augmentation
LH			Ovarian ascorbic acid depletion
hCG			Ovulation
Prolactin			Increased weight of crop sacs
Progesterone		Uterine gland proliferation
Testosterone		Increased weight of male accessory glands
			Comb growth
Estradiol			Cornification of vaginal epithelium
Inhibin			Inhibition of FSH secretion
Relaxin			Relaxation of interpubic ligament
			Increased cervical distensibility
			Inhibition of uterine contractility
Oxytocin, Prostaglandins	Smooth muscle contraction
MIH			Involution of rat Mullerian duct (organ culture)