An antibacterialsubstance, such as colicin, produced by a strain of certain bacteria and harmful to another strain within the same family.
一种抗菌物质，如大肠杆菌素，由某种细菌的菌株产生，对同一族系中另外的菌株有害。
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The fusion recombinant SR 7 of the antibiotic 5102 producing homogenous strains 90 11 and FR 008 produced a new antibacterialsubstance the parents could not.
Study on antibacterialsubstance stability produced by the strains, with good acid-base stability, thermal stability, stability in organic solvents and UV stability.