( ( ( ( ( Japanese ( encephalitis ( virus latency ) ) ) ( in ( ( ( peripheral ( blood lymphocytes ) ) and ) recurrence ) ) ) ( of infection ) ) ( in children ) ) . )
(ROOT (NP (NP (JJ Japanese) (NN encephalitis) (NN virus) (NN latency)) (PP (IN in) (NP (NP (JJ peripheral) (NN blood) (NNS lymphocytes)) (CC and) (NP (NN recurrence)))) (PP (IN of) (NP (NN infection))) (PP (IN in) (NP (NNS children))) (. .)))
Japanese encephalitis virus latency in peripheral blood lymphocytes and recurrence of infection in children.
(ROOT (S (PP (IN After) (S (VP (VBG infecting) (NP (DT a) (NN host))))) (, ,) (NP (DT some) (NNS viruses)) (VP (VBP enter) (NP (NP (DT the) (JJ inactive) (NN state)) (PP (IN of) (NP (NN latency))))) (. .)))