Abstract
A new benzoquinonoid ansamycin, herbimycin B was isolated from the culture broth of Streptomyces hygroscopicus No. AM-3672, a herbimycin A-producing strain. Herbimycin B showed potent anti-TMV activity. Herbicidal effect of herbimycin B was less than that of herbimycin A.
MeSH terms
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Animals
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Anti-Bacterial Agents / analysis
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Anti-Bacterial Agents / biosynthesis
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Anti-Bacterial Agents / pharmacology*
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Benzoquinones
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Chemical Phenomena
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Chemistry, Physical
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Herbicides*
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Lactams, Macrocyclic
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Lethal Dose 50
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Mice
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Quinones / analysis
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Quinones / biosynthesis
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Quinones / pharmacology
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Rifabutin / analogs & derivatives
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Streptomyces / metabolism
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Tobacco Mosaic Virus / drug effects*
Substances
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Anti-Bacterial Agents
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Benzoquinones
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Herbicides
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Lactams, Macrocyclic
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Quinones
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Rifabutin
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herbimycin