| diethylstilbestrol | <drug> A synthetic oestrogen (originally prescribed to prevent miscarriage) that caused malformations of the reproductive organs in some who were exposed to the drug during foetal development. (09 Oct 1997) |
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| diethylstilbestrol monooxygenase | <enzyme> Catalyses the hydroxylation of des to form 1-hydroxy-des Registry number: EC 1.13.99.- Synonym: des monooxygenase (26 Jun 1999) |