( ( ( Extracellular ( Enzymatic ( Activities Analyses ) ) ) ( of b ) ) - )
(ROOT (NP (NP (NNP Extracellular) (NNP Enzymatic) (NNPS Activities) (NNP Analyses)) (PP (IN of) (X (SYM b))) (: -)))
Extracellular Enzymatic Activities Analyses of b -
(ROOT (S (NP (JJ Enzymatic) (NNS cascades)) (VP (VBP help) (VP (VB amplify) (NP (NP (DT the) (NNS effects)) (PP (IN of) (NP (NN extracellular) (NNS signals)))))) (. .)))