( Integrins ( ( ( ( mediate ( activity ( between cells ) ) ) and ) ( can ( send ( signals ( that ( ( ( ( trigger actions ) ( by ( other cells ) ) ) , ) ( ( regulating ( ( the life ) ( of ( the cell ) ) ) ) ( as ( ( conditions ( in ( the body ) ) ) require ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Integrins)) (VP (VP (VBZ mediate) (NP (NP (NN activity)) (PP (IN between) (NP (NNS cells))))) (CC and) (VP (MD can) (VP (VB send) (NP (NP (NNS signals)) (SBAR (WHNP (WDT that)) (S (VP (VBP trigger) (NP (NNS actions)) (PP (IN by) (NP (JJ other) (NNS cells))) (, ,) (S (VP (VBG regulating) (NP (NP (DT the) (NN life)) (PP (IN of) (NP (DT the) (NN cell)))) (SBAR (IN as) (S (NP (NP (NNS conditions)) (PP (IN in) (NP (DT the) (NN body)))) (VP (VBP require))))))))))))) (. .)))
Integrins mediate activity between cells and can send signals that trigger actions by other cells, regulating the life of the cell as conditions in the body require.
(ROOT (S (NP (DT A) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN cell)) (VP (VBZ is) (NP (NP (DT the) (JJS lowest) (NN level)) (PP (IN of) (NP (NN organism))) (SBAR (WHNP (WDT that)) (S (VP (MD can) (VP (VB perform) (NP (NP (DT all) (NNS activities)) (VP (VBN required) (PP (IN for) (NP (NN life))))))))))) (. .)))