Kleij-Klaij, I.W. van der

inhibin expression level production sertoli subunit protein effect sertoli cells activin regulation testi testicular receptor inhibin production factor bioactive b-subunit kinase stage endocrinology secretion immunoreactive teste vitamin a-subunit study endocrinol inhibitl increase testosterone control action change ratio honnone granulosa rat sertoli cells hormone immunoreactive inhibin bioactive inhibin cycle leydig result adult chapter follicle-stimulating animal stimulation presence amount protein kinase c culture granulosa cells treatment fsh levels x-subunit activity hemicastrated decrease 4.2 binding calcium hemicastrated rats fluid leydig cells growth robertson probe mechanism winter concentration 3.5 rat granulosa cells inhibin subunit mrnas sequence weight rivier seminiferou activitl