The PCR-based Screening of the Cosmid Library from Streptomyceslavendulae var. hainanensis
PCR方法筛选淡紫灰链霉菌海南变种基因组粘粒文库
Antibiotic I-4200, which was active against Pseudomonas aeruginosa, was isolated from the fermentation broth of a strain of Streptomyceslavendulae. Based on its physico-chemical properties and spectral evidences, I-4200 has been identified as trehalosamine (Fig.9).