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oestrogen

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.03 sec.
oestrogen (US), estrogen
any of several steroid hormones, that are secreted chiefly by the ovaries and placenta, that induce oestrus, stimulate changes in the female reproductive organs during the oestrous cycle, and promote development of female secondary sexual characteristics


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And now again a study presented in the August 2005 edition of Lancet claims that doctors should not reduce chemotherapy doses for obese women when no receptors for the hormone oestrogen have been found on the breast cancer cells.
Writing about their findings in the journal Cell, the researchers said that their study suggested a pivotal role for oestrogen, as well as the enzyme aromatase that is responsible for oestrogen synthesis, in male territorial behaviour.
The drug, which prevents tumours being fuelled by the sex hormone oestrogen, blocks the ability of the sex hormone oestrogen to fuel the disease.
 
 
 
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