MOLECULAR-DETECTION OF INTERFERON-ALPHA EXPRESSION IN MULTIPLE-SCLEROSIS BRAIN

被引:22
作者
BRANDT, ER [1 ]
MACKAY, IR [1 ]
HERTZOG, PJ [1 ]
CHEETHAM, BF [1 ]
SHERRITT, M [1 ]
BERNARD, CC [1 ]
机构
[1] LA TROBE UNIV,NEUROIMMUNOL LAB,BUNDOORA,VIC 3083,AUSTRALIA
关键词
MULTIPLE SCLEROSIS; CYTOKINES AND DISEASES; INTERFERON-ALPHA EXPRESSION; POLYMERASE CHAIN REACTION;
D O I
10.1016/0165-5728(93)90261-V
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
The demonstration of intermittent interferonaemia in patients with multiple sclerosis prompted a molecular analysis of brain tissue for expression of interferon-alpha genes. A sensitive method was developed based on the polymerase chain reaction. Primer sets were used that could amplify all interferons-alpha or two particular subtypes, interferon-alpha2 and interferon-alpha4. The procedure was successful in detecting expression of interferons-alpha in brain and non-brain tissues in most patients with multiple sclerosis. However, expression was demonstrable also in a similar proportion of patients with other neural diseases, and patients with other illnesses. The data indicate that there can be constitutive expression of interferons-alpha in brain tissue, but the possibility that this becomes amplified in multiple sclerosis was not revealed by this study.
引用
收藏
页码:1 / 6
页数:6
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