A SNP (pronounced "snip") is a substitution of one base pair at a given location on the genome. At position 11,294,479 on human chromosome 7, for instance, some people have an A, while others have a G ...

The correlation between SNPs (linkage disequilibrium) enables much of the variation to be captured despite the inability to genotype all ... the alleles of a hidden SNP. Imputed SNPs can then ...

New findings challenge the assumption that aggregate genotype data, in which the single-nucleotide polymorphism (SNP) profiles of ... individuals in the research process. It has been assumed ...