Process for producing stable macromomycin powder

Drug – bio-affecting and body treating compositions – Fermentate of unknown chemical structure – Processes of making – purifying or recovering

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424117, A61K 3500

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active

041029992

ABSTRACT:
There is provided a process for producing a stable macromomycin (hereinafter often referred to as MCR) powder which comprises adding a stablilizer selected from the group consisting of saccharides, amino acids and salts thereof, organic acid salts, inorganic acid salts and a chelating agent to a solution of macromomycin purified from fermentation broth prior to dehydration as by lyophilization.

REFERENCES:
patent: 3595954 (1971-07-01), Umezawa et al.
Chimura et al., Journal of Antibiotics, vol. 21, No. 1, Jan. 1968, pp. 44-49.
Yamashita et al., Journal of Antibiotics, 29 (4), Apr. 1976, pp. 415-423.

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