( ( By ( adding ( ( a ( corrected copy ) ) ( of ( the gene ) ) ) ) ) ( , ( ( ( ( ( ( ( a ( functional form ) ) ( of ( the protein ) ) ) ( can ( be produced ) ) ) , ) and ) ( ( ( ( ( ( ( affected cells ) , ) tissues ) , ) and ) organs ) ( may ( work properly ) ) ) ) . ) ) )
(ROOT (S (PP (IN By) (S (VP (VBG adding) (NP (NP (DT a) (VBN corrected) (NN copy)) (PP (IN of) (NP (DT the) (NN gene))))))) (, ,) (S (NP (NP (DT a) (ADJP (JJ functional)) (NN form)) (PP (IN of) (NP (DT the) (NN protein)))) (VP (MD can) (VP (VB be) (VP (VBN produced))))) (, ,) (CC and) (S (NP (NP (JJ affected) (NNS cells)) (, ,) (NP (NNS tissues)) (, ,) (CC and) (NP (NNS organs))) (VP (MD may) (VP (VB work) (ADVP (RB properly))))) (. .)))
By adding a corrected copy of the gene, a functional form of the protein can be produced, and affected cells, tissues, and organs may work properly.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (NP (JJ different) (NNS types)) (PP (IN of) (NP (NNS tissues)))) (VP (VBP work) (ADVP (RB together)) (S (VP (TO to) (VP (VB perform) (NP (DT a) (JJ unique) (NN function)))))))) (, ,) (NP (PRP they)) (VP (VBP form) (NP (NN organ))) (. .)))