Women Can Smell Genetic Differences

Women Can Smell Genetic Differences

If you have ever been attracted by a person’s scent, it may be their genes you smell. Researchers believe that women can identify men based on differences as small as a single gene.

In the most recent issue of Nature Genetics scientists look at the link between women’s preference for the odors men give off and a group of genes called the Major Histocompatibility Complex (MHC) — which are an important part of the body’s immune response.

A group of 49 women were asked to smell 10 boxes which contained pieces of T-shirts that had either been worn by men or contained a familiar household odor such as bleach or clove.

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