title: Emericid, a new polyether antibiotic from Streptomyces hygroscopicus (DS 24 367).
abstract: Emericid is a new polyether polycyclic ionophore antibiotic excreted by Streptomyces hygroscopicus (DS 24 367). Active in vitro against Gram-positive bacteria, it is ineffective in vivo. At a 0.006-0.02% level in the diet it protects chickens and rabbits against coccidiosis.
mesh_terms: D000818:Animals; D000900:Anti-Bacterial Agents / Q000096:biosynthesis / Q000627:therapeutic use; D055598:Chemical Phenomena; D002621:Chemistry; D002645:Chickens; D004987:Ethers / Q000096:biosynthesis; D007476:Ionophores / Q000096:biosynthesis; D008826:Microbial Sensitivity Tests; D011817:Rabbits; D013302:Streptomyces / Q000378:metabolism*
chemical_list: D000900:Anti-Bacterial Agents; D004987:Ethers; D007476:Ionophores