( ( ( Mammalian reproduction ) ( is ( regulated ( by ( ( a cascade ) ( of hormones ) ) ) ) ) ) ( ( ( ( ( initiated ( in ( ( the hypothalamus ) ( by gonadotropin ) ) ) ) - ) ( releasing ( ( hormone ( -LRB- ( GnRH -RRB- ) ) ) ( which ( regulates ( expression ( of ( the anterior ) ) ) ) ) ) ) ) ( ( ( ( ( ( pituitary ( gonadotropin hormones ) ) , ) ( ( luteinizing hormone ) ( -LRB- ( LH -RRB- ) ) ) ) , ) and ) ( ( follicle-stimulating hormone ) ( -LRB- ( FSH -RRB- ) ) ) ) ) . ) )
(ROOT (SINV (S (NP (NNP Mammalian) (NNP reproduction)) (VP (VBZ is) (VP (VBN regulated) (PP (IN by) (NP (NP (DT a) (NN cascade)) (PP (IN of) (NP (NNS hormones)))))))) (VP (VBD initiated) (PP (IN in) (NP (NP (DT the) (NNS hypothalamus)) (PP (IN by) (NP (NN gonadotropin))))) (: -) (S (VP (VBG releasing) (NP (NP (NN hormone)) (PRN (-LRB- -LRB-) (NP (NNP GnRH)) (-RRB- -RRB-)) (SBAR (WHNP (WDT which)) (S (VP (VBZ regulates) (NP (NP (NN expression)) (PP (IN of) (NP (DT the) (NN anterior))))))))))) (NP (NP (NP (JJ pituitary) (NN gonadotropin) (NNS hormones)) (, ,) (NP (NP (VBG luteinizing) (NN hormone)) (PRN (-LRB- -LRB-) (NP (NNP LH)) (-RRB- -RRB-)))) (, ,) (CC and) (NP (NP (JJ follicle-stimulating) (NN hormone)) (PRN (-LRB- -LRB-) (NP (NNP FSH)) (-RRB- -RRB-)))) (. .)))
Mammalian reproduction is regulated by a cascade of hormones initiated in the hypothalamus by gonadotropin- releasing hormone (GnRH) which regulates expression of the anterior pituitary gonadotropin hormones, luteinizing hormone (LH), and follicle-stimulating hormone (FSH).
(ROOT (S (NP (DT The) (ADJP (NN male) (CC and) (JJ female)) (JJ reproductive) (NN system)) (VP (VBZ is) (VP (VBN regulated) (PP (IN by) (NP (NP (NP (JJ follicle-stimulating) (NN hormone)) (PRN (-LRB- -LRB-) (NP (NN fsh)) (-RRB- -RRB-))) (CC and) (NP (NP (NP (VBG luteinizing) (NN hormone)) (PRN (-LRB- -LRB-) (NP (NN lh)) (-RRB- -RRB-))) (VP (VBN produced) (PP (IN by) (NP (DT the) (JJ pituitary) (NN gland))))))))) (. .)))