( Insulin ( normally ( ( ( stimulates ( ( fetal growth ) ( in ( the ( third trimester ) ) ) ) ) ( through ( ( ( its regulation ) ( of ( glycogen ( , ( fat ( , ( and ( protein synthesis ) ) ) ) ) ) ) ) ( -LRB- ( 4 -RRB- ) ) ) ) ) ; ) ) )
(ROOT (S (NP (NNP Insulin)) (ADVP (RB normally)) (VP (VBZ stimulates) (NP (NP (JJ fetal) (NN growth)) (PP (IN in) (NP (DT the) (JJ third) (NN trimester)))) (PP (IN through) (NP (NP (PRP$ its) (NN regulation)) (PP (IN of) (NP (NN glycogen) (, ,) (NN fat) (, ,) (CC and) (NN protein) (NN synthesis))) (PRN (-LRB- -LRB-) (NP (CD 4)) (-RRB- -RRB-))))) (: ;)))
Insulin normally stimulates fetal growth in the third trimester through its regulation of glycogen, fat, and protein synthesis (4);
(ROOT (S (NP (DT The) (JJ third) (NN trimester)) (VP (VBZ is) (VP (VBN associated) (PP (IN with) (NP (JJ rapid) (JJ fetal) (NN growth))))) (. .)))