INHIBITION OF VISNA VIRUS-REPLICATION AND CYTOPATHIC EFFECT IN SHEEP CHOROID-PLEXUS CELL-CULTURES BY SELECTED ANTI-HIV AGENTS

被引:14
|
作者
THORMAR, H [1 ]
BALZARINI, J [1 ]
DEBYSER, Z [1 ]
WITVROUW, M [1 ]
DESMYTER, J [1 ]
DE CLERCQ, E [1 ]
机构
[1] KATHOLIEKE UNIV LEUVEN, REGA INST MED RES, B-3001 LOUVAIN, BELGIUM
关键词
VISNA VIRUS; ANTIVIRAL AGENT; ANTI-HIV AGENT;
D O I
10.1016/0166-3542(94)00082-J
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Several anti-HIV agents were tested against visna virus replication and cytopathic effect (CPE) in sheep choroid plexus cell cultures. Sulphated polysaccharides (i.e., dextran sulphate, pentosan polysulphate and heparin) and plant lectins, which inhibit viral adsorption and fusion, were found to be 10- to 40-fold less active against visna virus than against HIV. Bicyclam derivatives were at least 250-fold less active against visna virus and the highly HIV-1 specific TIBO derivatives were without a significant inhibitory effect on visna virus at subtoxic concentrations. In contrast, several 2',3'-dideoxynucleosides and acyclic nucleoside phosphonate analogues, which inhibit reverse transcription, were found to be very effective inhibitors of visna virus replication and viral CPE in cell culture.
引用
收藏
页码:49 / 57
页数:9
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