Emission of the maternal pheromone in the nulliparous female and failure of emission in the adult male.
D000818:Animals; D000831:Animals, Newborn; D005260:Female; D008297:Male; D008425:Maternal Behavior; D010298:Parity; D010675:Pheromones / Q000502:physiology*; D051381:Rats; D012737:Sex Factors; D012903:Smell; D013997:Time Factors
D010675:Pheromones