Abstract
IN the course of an investigation on antibiotics from micro-organisms of East Pakistan soils, a Streptomyces sp. producing a new antibiotic was isolated. The cultural and other characteristics of the organism are being described elsewhere1. The organism was surface-cultured on the medium shown in Table 1; 500-ml. quantities of the medium were used in 1,000-ml. fermentation flasks and sterilized at 15 lb./sq. in. steam pressure for 20 min.
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References
Ahmad, K., De, M., and Rahman, A. K. M. M., Dacca University Studies (in the press).
Heatley, N. G., Biochem. J., 38, 61 (1944).
Analyses by Drs. G., Weiler, and F. B., Strauss, 164 Banbury Road, Oxford, England.
Cherobnis, N. D., and Entrikin, J. B., “Semimicro Quantitative Analyses”, 87 (Thomas Y., Crowell Co., New York, 1947).
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AHMAD, K., ISLAM, M. Ramnacin: a New Antibiotic from a Streptomyces sp.. Nature 176, 646–647 (1955). https://doi.org/10.1038/176646a0
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DOI: https://doi.org/10.1038/176646a0
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