( ( ( These ( receptor complexes ) ) ( on ( Paget cells ) ) ) ( ( bind ( ( ( ( heregulin-alpha , ) ( the ( mobility factor ) ) ) , ) ( resulting ( in ( ( the chemotaxis ) ( of ( breast ( ductal ( carcinoma cells ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT These) (NN receptor) (NNS complexes)) (PP (IN on) (NP (NNP Paget) (NNS cells)))) (VP (VBZ bind) (S (NP (NP (NN heregulin-alpha)) (, ,) (NP (DT the) (JJ mobility) (NN factor)) (, ,)) (VP (VBG resulting) (PP (IN in) (NP (NP (DT the) (NNS chemotaxis)) (PP (IN of) (NP (NN breast) (NN ductal) (NN carcinoma) (NNS cells)))))))) (. .)))
These receptor complexes on Paget cells bind heregulin-alpha, the mobility factor, resulting in the chemotaxis of breast ductal carcinoma cells.
(ROOT (S (NP (NNS Cells)) (VP (VBP secrete) (VP (VB factor) (NP (DT that) (NN bind)) (PP (TO to) (NP (NNS receptors))))) (. .)))