ESTRONE, (8 ALPHA) ISOMER
\ˈɛstɹə͡ʊn], \ˈɛstɹəʊn], \ˈɛ_s_t_ɹ_əʊ_n]\
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A metabolite of estradiol but possessing less biological activity. It is found in the urine of pregnant women and mares, in the human placenta, and in the urine of bulls and stallions. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), estrone may reasonably be anticipated to be a carcinogen (Merck, 11th ed).
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ferdinand gregorovius
- A German historian and poet; born in Neidenburg, East Prussia, Jan. 19, 1821; died at Munich, May 1, 1891. He studied severely Konigsberg home, wrote essays of deep scholarship; "Socialistic Elements Goethe's Wilhelm Meister"; tragedy, "The Death Tiberius", the ripest historical learning; "Corsica"; other most authoritative books travel description, based on close personal study. also "Euphorion", an epic, poems high repute. But his works, unsurpassed learning vivid realization spirit their times, are commanding monument genius. City Rome Middle Ages", "Lucretia Borgia", "Urban VIII"., Monuments Popes", "Athenais", need be named.