( ( Before ( ( antiretroviral therapy ) ( is started ) ) ) ( , ( ( wild-type virus ) ( ( ( ( is ( ( the ( most abundant ) ) ( in ( the body ) ) ) ) and ) ( dominates ( ( all ( other quasi-species ) ) ( in ( the body ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Before) (S (NP (JJ antiretroviral) (NN therapy)) (VP (VBZ is) (VP (VBN started))))) (, ,) (NP (JJ wild-type) (NN virus)) (VP (VP (VBZ is) (NP (NP (DT the) (RBS most) (JJ abundant)) (PP (IN in) (NP (DT the) (NN body))))) (CC and) (VP (VBZ dominates) (NP (NP (DT all) (JJ other) (NNS quasi-species)) (PP (IN in) (NP (DT the) (NN body)))))) (. .)))
Before antiretroviral therapy is started, wild-type virus is the most abundant in the body and dominates all other quasi-species in the body.
(ROOT (S (NP (NNS Viruses)) (VP (VBP are) (NP (NP (DT the) (ADJP (RBS most) (JJ abundant)) (NN type)) (PP (IN of) (NP (NP (JJ biological) (NN entity)) (PP (IN on) (NP (DT the) (NN earth))))))) (. .)))