红霉素链霉菌

利用亚硝基胍（NTG）对红霉素链霉菌（S.erythreusUV80）活性菌株进行回复突变，获得了红霉素高产量变株。

The higher yielding strain was obtained through the reverse mutant of a zero producer of Streptomyces erythreus UV 80 by NTG treatment .

氦氖激光在红霉素链霉菌和龟裂链霉菌灭活原生质体融合中的应用Ⅰ&激光对灭活原生质体融合频率的影响

Application of He-Ne laser to inactived protoplast fusion of str. erythreus and str. rimosus ⅰ effect of laser on inactived protoplast fusion frequency

红霉素链霉菌遗传控制的研究2.红霉素链霉菌耐前体耐红霉素高产菌株的筛选

STUDIES ON GENETIC MANIPULATION OF STREPTOMYCES ERYTHREUS 2.Selection of the high yielding strains of S.erythreus which are precursor-resistant and erythromycin-resistant mutants

根据文献报道，红霉素链霉菌中的丙酸激酶对丙酸的利用率是对乙酸的利用率的13倍；

According to the literature , the utilization rate of propionic acid is thirteen times to that of acetic acid by propionate kinase in S. erythreus .

利用长波紫外线和8-甲氧基补骨脂素光敏化物质诱变处理红霉素链霉菌14-74，在含有红霉素或和前体的培养基中，筛选得到了红霉素高产变株。

Through the mutation of using near UV and 8-methoxypsoralen to treat S. erythreus 14 & 74 , the high yielding strains were selected in the medium contain - ing erythromycin or / and precursor from resistant mutants .