Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1985-05-28
1989-04-25
Brown, Johnnie R.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
549353, 435118, 514 23, 536 11, 536 168, 536 181, A61K 3100, C07D30922
Patent
active
048248630
ABSTRACT:
New polyether antibiotic A80438, its acyl and alkyl ester, alkyl ether and urethane derivatives, and salts thereof, are useful antibacterial and anticoccidial agents and increase feed-utilization efficiency in animals. Method of making A80438 by culture of Streptomyces bobili NRRL 15971 and synergistic compositions comprising (1) and A80438 compound and (2) nicarbazin, 4,4'-dinitrocarbanilide, certain napthalenamine and benzenamine compounds or metichlorpindol are also provided.
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Hamill Robert L.
Nakatsukasa Walter M.
Yao Raymond C.
Brown Johnnie R.
Eli Lilly and Company
Harrison Nancy J.
Peselev Elli
Whitaker Leroy
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