Word: oestradiol
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...surgically removed developing ovaries from seven aborted fetuses aged between 22 and 33 weeks, and bathed them in a hormone cocktail designed to stimulate ovarian maturation. Although the follicles that eventually produce eggs would normally remain inactive until puberty, in this case they began to secrete the female hormone oestradiol after four weeks in the test-tube?a sign that they were maturing. Team leader Dr. Tal Biron-Shental from Meir Hospital in Kfar Saba, Israel, says her aim is to provide infertile women with a steady supply of donor eggs for in-vitro fertilization, but admits the technology...
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