<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Hongkui Deng</style></author><author><style face="normal" font="default" size="100%">Rong Liu</style></author><author><style face="normal" font="default" size="100%">Wilfried Ellmeier</style></author><author><style face="normal" font="default" size="100%">Sunny Choe</style></author><author><style face="normal" font="default" size="100%">Derya Unutmaz</style></author><author><style face="normal" font="default" size="100%">Michael Burkhart</style></author><author><style face="normal" font="default" size="100%">Paola Di Marzio</style></author><author><style face="normal" font="default" size="100%">Shoshana Marmon</style></author><author><style face="normal" font="default" size="100%">Richard E. Sutton</style></author><author><style face="normal" font="default" size="100%">C. Mark Hill</style></author><author><style face="normal" font="default" size="100%">Craig B. Davis</style></author><author><style face="normal" font="default" size="100%">Stephen C. Peiper</style></author><author><style face="normal" font="default" size="100%">Thomas J. Schall</style></author><author><style face="normal" font="default" size="100%">Dan R. Littman</style></author><author><style face="normal" font="default" size="100%">Nathaniel R. Landau</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Identification of a major co-receptor for primary isolates of HIV-1</style></title><secondary-title><style face="normal" font="default" size="100%">Nature</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1996</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://www.ncbi.nlm.nih.gov/pubmed/8649511</style></url></web-urls></urls><pages><style face="normal" font="default" size="100%">661-666</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><issue><style face="normal" font="default" size="100%">6584</style></issue></record></records></xml>