Download the TOI app now!What is the definition of the word "allele"Allele (noun): One of two or more alternative forms of the same gene that occupy the same position (locus) on a chromosome.

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When an individual is born with genetic defects, there are a few ways to deal with the impact of the faulty genes. The most ...

Researchers have developed the first comprehensive atlas of allele-specific DNA methylation across 39 human cell types, revealing a complex landscape of epigenetic regulation. The study identified ...

Previous research has revealed that the Apolipoprotein-ε4 (APOE-ε4) allele increases the risk for a variety of diseases in aging populations, specifically Alzheimer's and cardiovascular disease. Yet ...

A new study uses age-stratified allele frequencies to map ongoing natural selection and rare pathogenic variants.