Fernandes, F.

virus protein position 3/rsv hamster titer 3/hmpv position 1 chimeric antibody piv 3 genome genome replication vero cells vaccine hmpv f protein rsv f level table hpiv 3 rsv g expression animal tissue neutralizing chimeric viruses challenge tract study 0.1 position 2 insertion glycoprotein assay wild-type gene insertions lysate virus replication neutralizing antibody titers children 0.5 rsv f protein serum infection antigen fragment dilution 106 pfu wild-type rsv metapneumoviru rsv g gene hmpv f gene attenuated vector rsv f gene polyclonal response peak titers result avrii surface sequence candidate genome position 1 plaque assays surface glycoproteins syncytial virus rhesus monkeys presence antisera hai serum antibodies 48 hpi rsv proteins day 4 postchallenge virol rsv genes plaque gene insertion medium neutralization