Antiviral action of oligodeoxyguanylic acids against human immunodeficiency virus type 1.

Abstract:

:Deoxyguanylic acids, but not other deoxynucleotides, as short as 3- to 4-mer, were effective in preventing HIV-1-induced cytopathicity. In addition, they prevented giant cell formation of infected Sup-T1 cells, and p24 production in HIV-1 infected H9 cells. Phosphorylation at either the 5'- or 3'-end enhanced these activities. Furthermore, 5'-phosphorylated phosphorothioate tetradeoxyguanylic acid was effective in reducing HIV production in chronically infected cells (H9/IIIB). The search for the target steps of this compound revealed that it inhibits at least 3 steps in the life cycle of HIV: interaction with CD4 (measured by inhibitory effect on the syncytia formation between Sup-T1 and H9/IIIB cells), reverse transcriptase, and step(s) after integration. These results suggest that phosphorylated phosphorothioate tetradeoxyguanylic acid may be a novel candidate for a therapeutic agent of AIDS.

authors

Fujihashi T,Sakata T,Kaji A,Kaji H

doi

10.1089/aid.1995.11.461

subject

Has Abstract

pub_date

1995-04-01 00:00:00

pages

461-71

issue

4

eissn

0889-2229

issn

1931-8405

journal_volume

11

pub_type

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