Biochemical genetic analysis of pyrimidi
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Thomas D. Stamato; David Patterson
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Article
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1979
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John Wiley and Sons
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English
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## Abstract A mutant (A204) of Chinese hamster ovary cells (CHOβK1), which is deficient in dihydroorotate (DHO) dehydrogenase (E.C. 1.3.3.1) activity, has been isolated by a replica plating procedure. The mutant does not show a requirement for exogenously added pyrimidines. Examination of intact ce