FELINE CD4 MOLECULES EXPRESSED ON FELINE NONLYMPHOID CELL-LINES ARE NOT ENOUGH FOR PRODUCTIVE INFECTION OF HIGHLY LYMPHOTROPIC FELINE IMMUNODEFICIENCY VIRUS ISOLATES

被引:28
|
作者
NORIMINE, J [1 ]
MIYAZAWA, T [1 ]
KAWAGUCHI, Y [1 ]
TOMONAGA, K [1 ]
SHIN, YS [1 ]
TOYOSAKI, T [1 ]
KOHMOTO, M [1 ]
NIIKURA, M [1 ]
TOHYA, Y [1 ]
MIKAMI, T [1 ]
机构
[1] UNIV TOKYO,FAC AGR,DEPT VET MICROBIOL,1-1-1 YAYOI,BUNKYO KU,TOKYO 113,JAPAN
关键词
D O I
10.1007/BF01319005
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
To investigate whether the feline CD 4 (fCD 4) molecules are involved in infections of highly lymphotropic feline immunodeficiency virus (FIV) isolates, we expressed fCD 4 stably on Crandell feline kidney cells and Felis catus whole foetus 4 cells by transfection of a cDNA encoding the fCD 4 glycoprotein, and then infected them with TM 1 and TM 2 strains of FIV, which are unable to infect these cells productively. In spite of fCD 4 being expressed on these cells, no virus production was observed. This result indicates that fCD 4 expression alone cannot induce a productive infection of the FIV TM 1 and TM 2 strains.
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页码:171 / 178
页数:8
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