HIV-1 neutralizing antibodies induced by native-like envelope trimers

Rogier W. Sanders, Marit J. van Gils, Ronald Derking, Devin Sok, Thomas J. Ketas, Judith A. Burger, Gabriel Ozorowski, Albert Cupo, Cassandra Simonich, Leslie Goo, Heather Arendt, Helen J. Kim, Jeong Hyun Lee, Pavel Pugach, Melissa Williams, Gargi Debnath, Brian Moldt, Mariëlle J. van Breemen, Gözde Isik, Max Medina-RamírezJaap Willem Back, Wayne C. Koff, Jean-Philippe Julien, Eva G. Rakasz, Michael S. Seaman, Miklos Guttman, Kelly K. Lee, Per Johan Klasse, Celia Labranche, William R. Schief, Ian A. Wilson, Julie Overbaugh, Dennis R. Burton, Andrew B. Ward, David C. Montefiori, Hansi Dean, John P. Moore

Research output: Contribution to journalArticleAcademicpeer-review

408 Citations (Scopus)

Abstract

A challenge for HIV-1 immunogen design is the difficulty of inducing neutralizing antibodies (NAbs) against neutralization-resistant (tier 2) viruses that dominate human transmissions. We show that a soluble recombinant HIV-1 envelope glycoprotein trimer that adopts a native conformation, BG505 SOSIP.664, induced NAbs potently against the sequence-matched tier 2 virus in rabbits and similar but weaker responses in macaques. The trimer also consistently induced cross-reactive NAbs against more sensitive (tier 1) viruses. Tier 2 NAbs recognized conformational epitopes that differed between animals and in some cases overlapped with those recognized by broadly neutralizing antibodies (bNAbs), whereas tier 1 responses targeted linear V3 epitopes. A second trimer, B41 SOSIP. 664, also induced a strong autologous tier 2 NAb response in rabbits. Thus, native-like trimers represent a promising starting point for the development of HIV-1 vaccines aimed at inducing bNAbs
Original languageEnglish
Pages (from-to)aac4223-154
JournalScience
Volume349
Issue number6244
DOIs
Publication statusPublished - 2015

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