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What was the purpose of the International HapMap Project?

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The International HapMap Project was an international collaboration established to identify genetic variations that contribute to human disease by creating a map of haplotypes across the human genome.1

An outgrowth of the Human Genome Project, the initiative sought to overcome the inefficiency of analyzing millions of individual single nucleotide polymorphisms (SNPs) one by one. By identifying haplotypes—sets of alleles that are inherited together—researchers could use "tag" SNPs to represent larger regions of genetic variation. This approach allowed scientists to more rapidly associate specific genetic markers with health traits and disease risks, such as heart disease or cancer.1

Ultimately, the project aimed to facilitate the development of new diagnostic techniques and personalized drug therapies. While the research raised ethical concerns regarding the potential for stigmatization of specific ethnic groups, it remains a fundamental resource for understanding genetic variation and advancing disease prevention.1