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Antibiotic A-22082 and process for production thereof

Antibiotic A-2315

Antibiotic A-26771 factor

Antibiotic A-28086 and process for production thereof

Antibiotic A-28086 and process for production thereof

Antibiotic A-28086 factor D and process for production thereof

Antibiotic A-28086 factor D and process for production thereof

Antibiotic A-30912 and process for production thereof

Antibiotic A-32887

Antibiotic A-32887 and process for production thereof

Antibiotic A-35512 and process for production thereof

Antibiotic A-35512 for increasing feed utilization efficiency in

Antibiotic A-35512B aglycone

Antibiotic A-4696

Antibiotic A-4696 factors B.sub.1, B.sub.2, B.sub.3, C.sub.1a, C

Antibiotic A-7413 and process for preparation thereof

Antibiotic A-7413 and process for preparation thereof