Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Fungus – except allergen – or component thereof or substance...
Patent
1977-08-05
1979-02-27
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Fungus, except allergen, or component thereof or substance...
26032631, 195 80R, C07D48704, A61K 3140
Patent
active
041419863
ABSTRACT:
The antibiotics MSD 890A.sub.2 and MSD 890A.sub.5 and pharmaceutically acceptable salts thereof (hereinafter referred to as antibiotics 890A.sub.2 and 890A.sub.5) are active against both gram-positive and gram-negative bacteria. The antibiotics are produced by growing species of Streptomyces on suitable fermentation media.
REFERENCES:
patent: 3950357 (1976-04-01), Kahan et al.
Cassidy Patrick J.
Goegelman Robert T.
Hernandez Sebastian
Stapley Edward O.
Arno James A.
Daus Donald G.
Lee Mary C.
Levitt Julian S.
Merck & Co. , Inc.
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