American Cyanamid Company

Jane P Kirby

Donald B Borders

Raymond T Testa

David P Labeda

May D Lee

Amedeo A Fantini

William M Maiese

John H Martin

John H Martin, Deceased

A new antibacterial agent designated LL-C19004 is described, which antibacterial agent is produced through microbiological fermentation, under controlled conditions using a new species of Saccharothrix, Saccharothrix espanaensis (NRRL 15764).

Antibiotic LL-C19004

This invention relates to two new antibacterial and anti-tumor agents designated LL-BO1208.alpha. and LL-BO1208.beta. produced during microbiological fermentation, under controlled conditions, using the novel microorganism Streptoverticillium stramineum and mutants thereof.

Biologically pure culture of Streptoverticillium stramineum sp. nov.

Antibiotic LL-BO1208.alpha. and LL-BO1208.beta., process of preparation,

This disclosure describes a novel class of antibiotics, three of which have been designated AM31.alpha., AM31.beta., and AM31.gamma. and are produced in a microbiological fermentation under controlled conditions using a new strain of Streptoverticillium netropsis.

Diaminoalditols useful in the preparation of antibacterial antibiotics

Process for producing antibacterial antibiotics AM31.alpha., AM31.beta.,

This disclosure describes a novel class of antibiotics, three of which have been designed AM31.alpha., AM31.beta., and AM31.gamma. and are produced in a microbiological fermentation under controlled conditions using a new strain of Streptoverticillium netropsis.

Antibacterial antibiotics AM31.alpha., AM31.beta. and AM31.gamma.

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New City, NY, United States of America

Jane P Kirby