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Biological activity of monomeric Sendai virus HN glycoprotein
Authors:Shunji Sugii
Institution:Department of Molecular Genetics, Antibioticos, S.A., Bravo Murillo 38, 28015-Madrid, Spain
Abstract:Abstract We have developed a transformation system for Streptomyces wadayamensis , a cephamycin C producer. 1?5 × 109 protoplasts can be obtained when late logarithmic phase cultures of this microorganisms are incubated with 10 mg/ml of lysozyme. Polyethylene glycol-Ca2+-mediated transformation of these protoplasts yielded 106 transformants per μg of pIJ702 or pIJ365 DNA.
Keywords:S  wadayamensis            protoplasts  polyethylene glycol
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