Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Fungus – except allergen – or component thereof or substance...
Patent
1977-08-25
1979-07-24
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, 435121, 435886, C07D48704, A61K 3140
Patent
active
041623240
ABSTRACT:
The antibiotics MSD 890A.sub.1 and MSD 890A.sub.3 and pharmaceutically acceptable salts thereof (hereinafter referred to as antibiotics 890A.sub.1 and 890A.sub.3) 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.
patent: 4000161 (1976-12-01), Geogelman et al.
Cassidy Patrick J.
Goegelman Robert T.
Hernandez Sebastian
Stapley Edward O.
Arno James A.
Daus Donald G.
Lee Mary
Levitt Julian S.
Merck & Co. , Inc.
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