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Gay genetics
New Scientist vol 184 issue 2469 - 16 October 2004, page 5
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That would address the question which was asked in another thread of how the study was structured. though in a incomplete way.
The conclusion is also not quite the same as the Hamer Study. The meaning to be taken from the study suggests that a gene is not responsible for homosexuality per se but for attraction to men in general.
It also recognizes that there is much more research to be done.
-pah-
New Scientist vol 184 issue 2469 - 16 October 2004, page 5
Subscription required for complete article
Andrea Camperio-Ciani's team at the University of Padua, Italy, asked 98 gay and 100 straight men to fill in questionnaires about their families. They found mothers and aunts had more children if related to a gay rather than a straight man. Mothers of gay men averaged 2.7 babies, compared with 2.3 born to mothers of straight men. Aunts on the mother's side had 2 babies compared with 1.5 for maternal aunts of straight men (Proceedings of the Royal Society B, DOI: 10.1098/rspb.2004).
That would address the question which was asked in another thread of how the study was structured. though in a incomplete way.
The conclusion is also not quite the same as the Hamer Study. The meaning to be taken from the study suggests that a gene is not responsible for homosexuality per se but for attraction to men in general.
The team suggests that gene variations on the X chromosome make women more likely to have more children, and men more likely to be gay.
But the "maternal effect" could at most account for only 14 per cent of the prevalence of male homosexuality, the Italian team cautions. "Our findings, if confirmed, are only one piece in a much larger puzzle on the nature of human sexuality."
It also recognizes that there is much more research to be done.
-pah-