(S (NP (NP (BASENP (NN One)) (PP (IN of) (BASENP (DT the) (NNP Oxford) (NNS researchers)))) (PRN (COMMA ,) (BASENP (NN consultant) (NN neurologist) (NNP Zameel) (NNP Cader)) (COMMA ,))) (VP (VP (VP (VBD described) (BASENP (PRP it))) (PP (IN as) (NP (DT a) (QT (DQL ``) (NP (NP (BASENP (NN once)) (PP (IN in) (BASENP (DT a) (NN generation)))) (BASENP (NN find))) (DQR ''))))) (CC and) (VP (VBD said) (SBAR (IN that) (S (BASENP (PRP it)) (VP (MD could) (QT (DQL ``) (QTC (VP (ADVP (RB potentially)) (VP (VB lead) (PP (TO to) (NP (NP (BASENP (DT a) (NN treatment)) (PP (IN for) (BASENP (NN pain)))) (PP (IN in) (BASENP (NN general))))))) (PERIOD .)) (DQR ''))))))))