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US 4,061,542 AGranted
2-Methyl-L-arginine produced by cultivating streptomyces strain
AssigneeHoffmann-La Roche Inc.
InventorsThomas Casimir Demny, Hubert Maehr
Life of this patent
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Abstract
The compound 2-methyl-L-arginine having useful antibiotic and anti-bacterial properties and its methods of preparation from a new species of Streptomyces sp. X-11837 or from 5-hydroxy-2-pentanone.
Claims2
A process for producing a compound of the formula:
- ##STR9## which comprises cultivating a strain of Streptomyces X-11837 in an aqueous carbohydrate solution containing a nitrogenous nutrient under submerged aerobic conditions until activity versus Escherichia Coli B is imparted to said solution and then recovering said compound from said solution.
Dependencies are inferred from the claim text.