Association testing in a linked region using large pedigrees
- PMID: 15657872
- PMCID: PMC1196405
- DOI: 10.1086/428628
Association testing in a linked region using large pedigrees
Abstract
This report describes computer implementation of a scheme for joint linkage and association analysis. The model implemented in the computer package Mendel estimates both recombination and linkage-disequilibrium parameters and conducts likelihood-ratio tests for (1) linkage alone, (2) linkage and association simultaneously, and (3) association in the presence of linkage. Application of the method to data from Finnish pedigrees with familial combined hyperlipidemia illustrates its potential for identification of associated SNP haplotypes in the presence of linkage. For the test results to be valid, good estimates of haplotype frequencies must be used in the analysis.
References
Electronic-Database Information
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- Online Mendelian Inheritance in Man (OMIM), http://www.ncbi.nlm.nih.gov/Omim/ (for FCHL) - PubMed
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- UCLA Human Genetics Software, http://www.genetics.ucla.edu/home/software.htm (for Mendel release 5.7)
References
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- Elston RC, Stewart J (1971) A general model for the genetic analysis of pedigree data. Hum Hered 21:523–542 - PubMed
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