all cows were submitted to a sampling and treatment protocol to 1 ) record basal pulsatile release of gonadotropins and 2 ) determine whether luteinizing hormone ( lh ) or follicle stimulating hormone ( fsh ) was released after sequential administration of exogenous estradiol and gonadotropin releasing hormone ( gnrh ) treatments were given 30 h apart .
C0018061
gonadotropins
C0733758
follicle stimulating hormone