Nature Communications (Jul 2019)

Difficult-to-neutralize global HIV-1 isolates are neutralized by antibodies targeting open envelope conformations

  • Qifeng Han,
  • Julia A. Jones,
  • Nathan I. Nicely,
  • Rachel K. Reed,
  • Xiaoying Shen,
  • Katayoun Mansouri,
  • Mark Louder,
  • Ashley M. Trama,
  • S. Munir Alam,
  • Robert J. Edwards,
  • Mattia Bonsignori,
  • Georgia D. Tomaras,
  • Bette Korber,
  • David C. Montefiori,
  • John R. Mascola,
  • Michael S. Seaman,
  • Barton F. Haynes,
  • Kevin O. Saunders

DOI
https://doi.org/10.1038/s41467-019-10899-2
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 15

Abstract

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Here, the authors report that specific monoclonal antibodies isolated from vaccinated rhesus macaques can neutralize a subset of Tier 2 difficult-to-neutralize HIV-1 that express Env in an open conformation, suggesting that V3 loop-specific targeting can bias the estimation of vaccine-induced bnAbs.