Induction of multi-epitope-specific antibodies against HIV-1 by multi-epitope-vaccines

J. Ding, F. He, Y. Lu, Y. Xiao, Y. Chen

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

Some neutralizing antibodies against HIV-1 envelope proteins were highly effective to inhibit the infection of different strains in vitro, and existed in the infected individuals with very low levels. We suggested multi-epitope-vaccine as a new strategy to increase levels of neutralizing antibodies and the abilities against HIV mutation in vivo. Two candidate multi-epitope-vaccines induced anti-bodies with predefined multi-epitope-specificity in rhesus macaque. These antibodies recognized corresponding neutralizing epitopes on epitope-peptides, gp41 peptides, V3 loop peptide, rsgp41 and rgp120. Besides, three candidate epitope-vaccines in combination (another kind of multi-epitope-vaccines) showed similar potency to induce predefined multiple immune responses in rabbits. These results suggest that multi-epitope-vaccines may be a new strategy to induce multi-antiviral activities against HIV-1 infection and mutations.

Original languageEnglish (US)
Pages (from-to)1859-1864
Number of pages6
JournalChinese Science Bulletin
Volume46
Issue number22
DOIs
StatePublished - 2001
Externally publishedYes

Keywords

  • HIV-1
  • Multi-epitope-vaccine
  • Neutralizing epitope

ASJC Scopus subject areas

  • General

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