in order to identify the pituitary hormone responsible for the previously observed sex difference ( male greater than female ) in and influence of ectopic pituitary grafts on focal growth during 2-aaf/ph selection of enzyme-altered foci , male rats were treated with a continuous infusion of bovine growth hormone ( bgh ; 6 micrograms/h ) or ovine prolactin ( oprl ; 6 micrograms/h ) by way of osmotic minipumps .
C0032015
pituitary hormone
C0033371
prolactin