Anti-tumor substance and process for preparing the same

Details Anti-tumor substance and process for preparing the same Anti-tumor substance and process for preparing the same

1979-06-18

1980-12-30

Warden, Robert J.

Drug, bio-affecting and body treating compositions

Fermentate of unknown chemical structure

Having a known elemental analysis

435 68, 435 72, 435101, 435168, 435169, 435267, 435272, 435885, A61K 3574

Patent

active

042423260

ABSTRACT:
An anti-tumor substance which is not only heatstable but also has low inflaming and pain-inducing properties and low pyrogenic activity is disclosed. The substance is prepared by disrupting cells of bacteria belonging to hemolytic streptococci, extracting from the disrupted material a water-insoluble substance and treating the substance with one or more proteases and, optionally, with one or more nucleases.

REFERENCES:
patent: 3477914 (1969-11-01), Okamoto et al.
patent: 3632746 (1972-01-01), Kono et al.
patent: 3729554 (1973-04-01), Suzuki et al.
patent: 3786141 (1974-01-01), Ogawa et al.
patent: 3810819 (1974-05-01), Okamoto et al.

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