dactylocycline a

Dactylocyclines A is novel tetracycline derivatives produced by a Dactylosporangium sp. A screen for antibiotics with activity against tetracycline-resistant microorganisms has led to the isolation of Dactylosporangium sp.

Dactylocyclines B is a novel tetracycline derivative produced by a Dactylosporangium sp. A screen for antibiotics with activity against tetracycline-resistant microorganisms has led to the isolation of Dactylosporangium sp.

Dactylocyclines D is novel tetracycline derivatives produced by a Dactylosporangium sp. A screen for antibiotics with activity against tetracycline-resistant microorganisms has led to the isolation of Dactylosporangium sp.

Dactylocyclines are novel tetracycline derivatives produced by Dactylosporangium SP. The fermentation of Dactylosporangium sp. (ATCC 53693) produced a mixture of tetracycline derivatives, from which several related tetracycline glycosides, known as rings,

Dactylocycline is a novel tetracycline derivative produced by Dactylosporangium SP. The dactylocyclines are active against some tetracycline - resistant organisms.