serum follicle-stimulating hormone ( fsh ) and luteinizing hormone ( lh ) levels were determined on trunk blood , and gonadotropin subunit mrnas were determined by blot hybridization using radiolabeled probes specific for the rat fsh beta , alpha , and lh beta subunit and mouse beta-actin genes .
C0733758
follicle-stimulating hormone
C0018061
gonadotropin