Variants able to cause growth hormone deficiency syndrome are present within the disease-nil WE strain of lymphocytic choriomeningitis virus

被引:19
作者
BuesaGomez, J [1 ]
Teng, MN [1 ]
Oldstone, CE [1 ]
Oldstone, MBA [1 ]
DelaTorre, JC [1 ]
机构
[1] Scripps Res Inst, DEPT NEUROPHARMACOL, DIV VIROL, LA JOLLA, CA 92037 USA
关键词
D O I
10.1128/JVI.70.12.8988-8992.1996
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Persistent infection of C3H/St mice with lymphocytic choriomeningitis virus (LCMV) strain Armstrong leads to disordered growth and hypoglycemia. Both host and viral determinants contribute to this growth hormone (GH) deficiency syndrome (GHDS). Development of the GHDS correlates with the virus's ability to replicate in the GH-producing cells and cause reduced levels of GH synthesis. LCMV strain WE infects few GH-producing cells and does not cause GHDS in C3H/St mice, We show here that clonal variants isolated from the GHDS-nil WE population are able to replicate at high levels in GH-producing cells and cause GHDS in C3H/St mice, These variants are stably maintained, but phenotypically silent, within the GHDS-nil WE population.
引用
收藏
页码:8988 / 8992
页数:5
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