Scientists have found the gene responsible for transsexual men

Australian scientists have a gene that regulates the production of testosterone and affects the transsexual man who wants to be a woman, reports the BBC identified. The researchers analyzed the DNA of 112 people who want to voluntarily change their sex. It was found that in these patients is probably a longer version of the androgen receptor gene may be. The genetic difference may cause a mild reaction to testosterone, the scientists believe. The study, published in Biological Psychiatry. There is a social stigma that transsexualism - show a lifestyle choice, but the results of the study, said that the biological properties of a larger influence on the identification of sexual preference, author of the study - Professor Vincent Harley.