Bioscientifica Proceedings

This review is a short summary of the "state-of-the-art" regarding the ontogeny of LH and part of its control system in the pig. The maturity of pituitary gonadotropin cells and the vascular drainage between the hypothalamus and pituitary are probably the most important steps in the developmental process of gonadotropin (LH) secretion. In the pig, these are achieved at around day 80 of foetal age, when LH cell density is comparable to that observed in adults. The hypotha...