Brain gene makes a female develop as a male
December 22, 2010
http://www.physorg.com/news/2010-12-brain-gene-female-male.html (http://www.physorg.com/news/2010-12-brain-gene-female-male.html)
Australian scientists have discovered that changes to a gene involved in brain development can lead to testis formation and male genitalia in an otherwise female embryo.
University of Adelaide researchers are a step closer to unraveling the mysteries of human sexual development, following genetic studies that show male mice can be created without a Y chromosome – through the activation of an ancient brain gene.