( neurotransmitter ( ( release ( from ( single cells ) ) ) . ) )
(ROOT (S (NP (NN neurotransmitter)) (VP (VBP release) (PP (IN from) (NP (JJ single) (NNS cells)))) (. .)))
neurotransmitter release from single cells.
(ROOT (S (NP (NP (JJ Hair) (NNS cells)) (PP (IN in) (NP (DT the) (NN cochlea) (NN release)))) (VP (VBZ neurotransmitters) (SBAR (WHADVP (WRB when)) (S (NP (PRP they)) (VP (VB bend))))) (. .)))