Study of Gay Brothers Suggests Genetic Basis of Male Homosexuality – Discovery Magazine Article

27 Nov

“A new study of gay brothers, the largest to date, adds more scientific evidence that there’s a genetic basis for homosexuality.”

TRANS RESEARCH

An interesting and important piece from Discovery magazine.

“Are people born gay or is it a choice? A new study of gay brothers, the largest to date, adds more scientific evidence that there’s a genetic basis for homosexuality.

A genetic analysis of over 409 pairs of gay brothers found that two areas of the human genome, a portion of the X chromosome and a portion of chromosome 8, were associated with the men’s sexual orientation. The findings gel with a smaller study conducted in 1993 that implicated the same area of the X chromosome.”

You can read the rest of the article at Discovery magazine.

So why is this important for research on gender dysphoria?

1) If sexual orientation is influenced by genes, then researchers looking for genes related to gender identity need to control for sexual orientation.

Trans men (born female) are usually attracted to women and about half…

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