Ayerst, Mckenna & Harrison, Inc.

American Home Products Corporation

Claude Vezina

Surendra N Sehgal

Dieter Kluepfel

Kartar Singh

Sehgal N Surendra

Teodora M Blazekovic

This invention provides a method of treating, inhibiting the proliferation of, reducing the size of, or eradicating malignant neoplasms in a mammal in need thereof which comprises administering an antineoplastic amount of rapamycin to said mammal. In particular, rapamycin is useful in treating, inhibiting the proliferation of, reducing the size of, or eradicating malignant mammary and skin carcinomas, and central nervous system neoplasms.

Use of rapamycin in treatment of tumors

Methods of using rapamycin in the treatment of cancers or tumors are disclosed.

Rapamycin in treatment of tumors

Methods for using rapamycin in the treatment of certain cancers or tumors are disclosed.

Use of rapamycin in treatment of certain tumors

Antibiotic AY24,668 is producible by culturing Streptomyces hygroscopicus NRRL 5491 in an aqueous nutrient medium. AY24,668 has antifungal properties. Methods for its preparation and use are disclosed.

Antibiotic AY24,668 and process of preparation

Ravidomycin is produced by culturing Streptomyces ravidus NRRL 11,300 in an aqueous nutrient medium. Ravidomycin is useful as an antibacterial and antitumor agent. Methods for its preparation and use are disclosed.

Ravidomycin and process for preparation

Ravidomycin is produced by culturing Streptomyces ravidus NRRL 11,300 in an aqueous nutrient medium. Ravidomycin is useful as an antibacterial agent. Methods for its preparation and use are disclosed.

Ravidomycin and process of preparation

Naphthyridinomycin complex, a major component thereof called naphthyridinomycin A and a minor component thereof called naphthyridinomycin B are disclosed. These antibiotic substances exhibit antibacterial activity. The substances are producible by culturing a microorganism of the species Streptomyces in an aqueous nutrient medium under submerged aerobic fermentation conditions. Methods for their preparation and use are included.

Naphthyridinomycin antibiotics

Antibiotic rapamycin is producible by culturing Streptomyces hygroscopicus NRRL 5491 in an aqueous nutrient medium. Rapamycin has antifungal properties. Methods for its preparation and use are disclosed.

Rapamycin and process of preparation

A new antibiotic complex, complex 484, components 484-A and 484-B thereof and a process for their preparation are disclosed. These antibiotic substances are producible by culturing a microorganism of the species Streptomyces in an aqueous nutrient medium under submerged aerobic fermentation conditions. The substances are useful against a broad spectrum of pathogenic bacteria. Methods for their use are disclosed also.

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Oka, Canada

Claude Vezina