grafts of normal mouse preoptic area ( poa ) tissue into the third ventricle of gonadotrophin-releasing hormone ( gnrh ) -deficient hypogonadal ( hpg ) mice resulted in an elevation of pituitary gnrh receptors , an increased synthesis of luteinizing hormone ( lh ) and follicle-stimulating hormone ( fsh ) by the pituitary gland , an elevation of gonadal lh receptors and in the stimulation of steroidogenesis and spermatogenesis in the testis .
C0037864
spermatogenesis
C0039597
testis