NEW YORK--(BUSINESS WIRE)--Patients taking Selzentry, in combination with Combivir® (zidovudine/lamivudine) and selected by an enhanced sensitivity tropism test to screen patients, experienced a 68 percent rate of virologic suppression to undetectable levels, according to the MERIT ES (Reanalysis of the MERIT Study with the Enhanced Trofile Assay) reanalysis presented at the 48th Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC™)/ 46th Annual Meeting of the Infectious Diseases Society of America (IDSA) in Washington D.C., USA.