单词	puromycin
释义	puromycin /ˌpjʊərə(ʊ)ˈmʌɪsɪn / noun [mass noun] Medicine An antibiotic used to treat sleeping sickness and amoebic dysentery. This antibiotic is produced by the bacterium Streptomyces alboniger. Cells were exposed to the retrovirus for 24 hr, followed by media change and a 24-hr recovery period prior to selection of retroviral linked selection markers (neomycin, puromycin, or hygromycin).... This was transfected with a transgene encoding resistance to puromycin, and a predominantly negative, puromycin-resistant colony was isolated. Determination of the puromycin dose: Puromycin was used at 100 g/ml on wild-type starved cultures. Origin 1950s: from purine + -mycin.
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