Genetic variation in the 5q31 cytokine gene cluster confers susceptibility to Crohn disease.

Publication/Presentation Date

10-1-2001

Abstract

Linkage disequilibrium (LD) mapping provides a powerful method for fine-structure localization of rare disease genes, but has not yet been widely applied to common disease. We sought to design a systematic approach for LD mapping and apply it to the localization of a gene (IBD5) conferring susceptibility to Crohn disease. The key issues are: (i) to detect a significant LD signal (ii) to rigorously bound the critical region and (iii) to identify the causal genetic variant within this region. We previously mapped the IBD5 locus to a large region spanning 18 cM of chromosome 5q31 (P

Volume

29

Issue

2

First Page

223

Last Page

228

ISSN

1061-4036

Disciplines

Medicine and Health Sciences

PubMedID

11586304

Department(s)

Department of Pathology and Laboratory Medicine

Document Type

Article

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