Perno, C.F.

tropism patient score response assay virus genotypic study testing treatment population mutation tro file assay weight trial resistance tropism testing virological response european result university viiv healthcare analysis co-receptor maraviroc v 3 loop sequence method interpretation cohort ccr 5 antagonist regimen ccr 5 antagonists sequencing infection prediction sensitivity antagonist march plasma fication panel false-positive rate coreceptor tpv /r regression sample italy phenotypic conference subtype disease baseline institute laboratory correlation merck workshop therapy department gilead p fizer virological hospital retrovirus model fferent healthcare development system tpv /r patients abbott group dataset outcome san francisco identi review virology variant