GENETIC DISSECTION OF AUTOIMMUNE TYPE-I DIABETES IN THE BB RAT

被引:226
作者
JACOB, HJ
PETTERSSON, A
WILSON, D
MAO, Y
LERNMARK, A
LANDER, ES
机构
[1] MIT,DEPT BIOL,CAMBRIDGE,MA 02139
[2] MIT,CTR GENOME RES,CAMBRIDGE,MA 02139
[3] UNIV WASHINGTON,DEPT MED,SEATTLE,WA 98195
关键词
D O I
10.1038/ng0992-56
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The BB rat is among the best models of insulin-dependent diabetes mellitus - with onset and pathogenesis closely resembling the human disease. One unusual feature is a severe T-cell lymphopenia, which appears to be inherited as a recessive trait controlled by a single gene, Lyp. Based on genetic analysis of several crosses, we show that development of diabetes involves at least three genes: Lyp, which is tightly linked to the neuropeptide Y (Npy) gene on chromosome 4, a gene linked to the major histocompatibility complex (MHC) on chromosome 20, and a third unmapped gene for which the Fischer rat strain carries an allele conferring resistance.
引用
收藏
页码:56 / 60
页数:5
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