( ( ( ( ( ( Cellular ( alterations Macrophages ) ) ( were ( found ( to ( be ( present ( in ( increased amounts ) ) ) ) ) ) ) ) , ) and ) ( ( ( the activation ) ( of ( these macrophages ) ) ) ( was ( ( increased , ) ( particularly ( toward ( phagocytosis ( of ( sperm ( -LRB- ( 23,24,25 -RRB- ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (NNP Cellular) (NNP alterations) (NNP Macrophages)) (VP (VBD were) (VP (VBN found) (S (VP (TO to) (VP (VB be) (ADJP (JJ present) (PP (IN in) (NP (VBN increased) (NNS amounts)))))))))) (, ,) (CC and) (S (NP (NP (DT the) (NN activation)) (PP (IN of) (NP (DT these) (NNS macrophages)))) (VP (VBD was) (VP (VBN increased) (, ,) (PP (ADVP (RB particularly)) (IN toward) (NP (NP (NNS phagocytosis)) (PP (IN of) (NP (NP (NN sperm)) (PRN (-LRB- -LRB-) (NP (CD 23,24,25)) (-RRB- -RRB-))))))))) (. .)))
Cellular alterations Macrophages were found to be present in increased amounts, and the activation of these macrophages was increased, particularly toward phagocytosis of sperm (23,24,25) .
(ROOT (S (NP (NNS Phagocytosis)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (JJ cellular) (NN eating))))) (. .)))