title: Novel polyether antibiotics X-14868A, B, C, and D produced by a Nocardia. Discovery, fermentation, biological as well as ionophore properties and taxonomy of the producing culture.
mesh_terms: D000900:Anti-Bacterial Agents / Q000302:isolation & purification* / Q000494:pharmacology; D002473:Cell Wall / Q000032:analysis; D005285:Fermentation; D007476:Ionophores / Q000494:pharmacology*; D009615:Nocardia / Q000032:analysis / Q000145:classification / Q000378:metabolism*; D011714:Pyrans / Q000302:isolation & purification / Q000494:pharmacology; D000095662:Polyether Polyketides
chemical_list: D000900:Anti-Bacterial Agents; D007476:Ionophores; D011714:Pyrans; C038312:X 14868A; D000095662:Polyether Polyketides