ethionine


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e·thi·o·nine

(ĕ-thī'ō-nin),
A methionine analogue and antagonist, differing in the presence of an S-ethyl group in place of the S-methyl group.

ethionine

(ĕ-thī′ō-nĭn)
A progestational agent used in some oral contraceptives.
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Seven rolls were placed vertically in a sterile cup 10 cm in diameter containing 250 mL of aqueous ethionine (0.
On 30 May 1997, 60 M3 seeds from each of seven high seed-sulfur lines obtained by field phenotype selection and 60 M4 seeds from each of 10 lines obtained by ethionine screening were field planted at Hinds Farm, Ames, IA, for crossing.
75 mM aqueous ethionine and screened for ethionine resistance by relative root length, dark green leaf coloration, and plant growth rate (see Methods).
Concentration in seeds Selection Plant Mean procedure designation seed weight Sulfur mg % Ethionine resistance (M4 plants) 10a 184 0.
Plants whose seeds contained an elevated sulfur concentration were selected by both the ethionine resistance assay and by the methionine over-producing phenotypic procedure (Tables 1 and 2).
Molecular aspects of the in vivo and in vitro effects of ethionine, an analog of methionine.