C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
195/109, 260/357
C07D 309/22 (2006.01) A61K 31/35 (2006.01) C07D 493/10 (2006.01) C07H 19/01 (2006.01) C12P 17/18 (2006.01)
Patent
CA 1119541
ABSTRACT OF THE DISCLOSURE Deoxynarasin antibiotic complex, comprising 20-deoxynarasin and 20-deoxy-epi-17-narasin, is pro- duced by submerged aerobic fermentation of Streptomyces aureofaciens NRRL 11181. 20-Deoxynarasin and 20-deoxy- epi-17-narasin are separated and isolated by chroma- tography. The deoxynarasin complex, 20-deoxynarasin and 20-deoxy-epi-17-narasin are antibacterial and anticoccidial agents and also increase feed-utili- zation efficiency in ruminants.
313589
Hamill Robert L.
Marconi Gary G.
Nakatsukasa Walter M.
Neuss Norbert
Eli Lilly And Company
Gowling Lafleur Henderson Llp
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