( Protein ( ( arrays ( for ( ( ( gene expression ) and ) ( molecular ( interaction screening ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Protein)) (VP (VBZ arrays) (PP (IN for) (NP (NP (NN gene) (NN expression)) (CC and) (NP (JJ molecular) (NN interaction) (NN screening))))) (. .)))
Protein arrays for gene expression and molecular interaction screening.
(ROOT (S (NP (NNP Gene) (NN expression) (CC and) (NN protein) (NNS synthesis)) (VP (VBP are) (ADVP (RB usually)) (VP (VBN considered) (NP (DT the) (JJ same) (JJ molecular) (NN process)))) (. .)))