title: Two amphoteric tetraenes with broad-spectrum antimicrobial activity.
mesh_terms: D000900:Anti-Bacterial Agents / Q000096:biosynthesis*; D008826:Microbial Sensitivity Tests; D012988:Soil Microbiology; D013302:Streptomyces / Q000378:metabolism*
chemical_list: D000900:Anti-Bacterial Agents