title: Maturation of the hypothalamic-pituitary-gonadal negative feedback system.
mesh_terms: D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D001835:Body Weight; D002369:Castration; D005246:Feedback; D005260:Female; D005640:Follicle Stimulating Hormone / Q000378:metabolism*; D007030:Hypothalamo-Hypophyseal System / Q000502:physiology*; D009929:Organ Size; D010053:Ovary / Q000502:physiology* / Q000601:surgery; D010906:Pituitary Hormone-Releasing Hormones / Q000502:physiology*; D051381:Rats; D013256:Steroids / Q000502:physiology*
chemical_list: D010906:Pituitary Hormone-Releasing Hormones; D013256:Steroids; D005640:Follicle Stimulating Hormone