( ( ( Vascular ( Targeting Agents ) ) ( -LRB- ( VTA -RRB- ) ) ) ( ( destroy ( ( the ( blood vessels ) ) ( that ( allow ( tumors ( to ( ( grow and ) ( thrive ( without ( affecting ( surrounding ( healthy tissue ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Vascular) (NNP Targeting) (NNPS Agents)) (PRN (-LRB- -LRB-) (NP (NNP VTA)) (-RRB- -RRB-))) (VP (VBP destroy) (NP (NP (DT the) (NN blood) (NNS vessels)) (SBAR (WHNP (WDT that)) (S (VP (VBP allow) (S (NP (NNS tumors)) (VP (TO to) (VP (VP (VB grow)) (CC and) (VP (VB thrive) (PP (IN without) (S (VP (VBG affecting) (S (VP (VBG surrounding) (NP (JJ healthy) (NN tissue)))))))))))))))) (. .)))
Vascular Targeting Agents (VTA ) destroy the blood vessels that allow tumors to grow and thrive without affecting surrounding healthy tissue.
(ROOT (S (NP (JJ Vascular) (NN tissue)) (VP (VBD allowed) (NP (DT these) (NNS plants)) (S (VP (TO to) (VP (VB grow) (NP (JJR taller)))))) (. .)))