Hormones
New hormones research from D. Vizzianocantonnet and colleagues discussed
Published in Women's Health Weekly, February 5th, 2009
"In non-mammalian vertebrates, estrogens are key players in ovarian differentiation, but the mechanisms by which they act remain poorly understood. The present study on rainbow trout was designed to investigate whether estrogens trigger the female pathway by activating a group of early female genes (i.e. cyp19a1, foxl2a, foxl2b, fst, bmp4, and fshb) and by repressing early testicular markers (i.e. dmrt1, nr0b1, sox9a1 and sox9a2)," scientists in Rennes, France report.
"Feminization was induced in genetically allmale populations using 17 alpha-ethynylestradiol (EE2, 20 mg/kg of food during 2 months). The expression profiles of 100 candidate genes were obtained by...
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