Abstract
Studies using knock-out mice models for the gene pro-opiomelanocortin (Pomc-/-) have demonstrated that animals which survive to adult were obese, with defects in pigmentation and had severe adrenal insufficiency. When newborns, adrenal gland was present macroscopically, however, five weeks after the birth, there is a severe atrophy of the entire organ, reflecting the dependency of POMC de…