title: Biosynthesis of  35 S-L-methionine of very high specific activity.
mesh_terms: D002854:Chromatography, Paper; D004355:Drug Stability; D004926:Escherichia coli / Q000378:metabolism*; D005615:Freezing; D006868:Hydrolysis; D007553:Isotope Labeling; D008433:Mathematics; D008623:Mercaptoethanol; D008715:Methionine / Q000096:biosynthesis* / Q000302:isolation & purification; D013431:Sulfates / Q000378:metabolism; D013460:Sulfur Isotopes
chemical_list: D013431:Sulfates; D013460:Sulfur Isotopes; D008623:Mercaptoethanol; D008715:Methionine