In order to follow-up a linkage finding on chromosome 11p15.5 to alcohol dependence (Long et al., submitted), two short tandem-repeat marker panels for semi-automated fluorescent genotyping containing 15 loci distributed over the distal 20 cM of chromosome 11p15.5 have been created. One panel (six loci) has been typed in approximately 500 psychiatrically-interviewed individuals from a Southwest American Indian tribe. A second panel (nine loci) has been optimized and typing will begin soon. In addition, two coding polymorphisms and one promoter polymorphism at DRD4, a candidate gene for involvement in vulnerability to alcohol dependence, have been typed in order to develop haplotypes at this locus, distal to the short-tandem repeat locus linked in the whole genome linkage scan. Haplotype construction, sib-pair linkage analysis and map construction will be performed to confirm the primary linkage finding and define intervals of maximum linkage to alcohol dependence.

Agency
National Institute of Health (NIH)
Institute
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
Type
Intramural Research (Z01)
Project #
1Z01AA000296-01
Application #
6160384
Study Section
Special Emphasis Panel (LNG)
Project Start
Project End
Budget Start
Budget End
Support Year
1
Fiscal Year
1997
Total Cost
Indirect Cost
Name
National Institute on Alcohol Abuse and Alcoholism
Department
Type
DUNS #
City
State
Country
United States
Zip Code
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