HIV-1 entry into CD4+ cells is mediated by the chemokine receptor CC-CKR-5
- PMID: 8649512
- DOI: 10.1038/381667a0
HIV-1 entry into CD4+ cells is mediated by the chemokine receptor CC-CKR-5
Abstract
The beta-chemokines MIP-1alpha, MIP-1beta and RANTES inhibit infection of CD4+ T cells by primary, non-syncytium-inducing (NSI) HIV-1 strains at the virus entry stage, and also block env-mediated cell-cell membrane fusion. CD4+ T cells from some HIV-1-exposed uninfected individuals cannot fuse with NSI HIV-1 strains and secrete high levels of beta-chemokines. Expression of the beta-chemokine receptor CC-CKR-5 in CD4+, non-permissive human and non-human cells renders them susceptible to infection by NSI strains, and allows env-mediated membrane fusion. CC-CKR-5 is a second receptor for NSI primary viruses.
Comment in
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Hot fusion of HIV.Nature. 1996 Jun 20;381(6584):647-8. doi: 10.1038/381647a0. Nature. 1996. PMID: 8649506 No abstract available.
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