Bioactive substance

Details Bioactive substance Bioactive substance

2005-08-30

2010-02-23

Dentz, Bernard (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C514S450000, C435S124000

Reexamination Certificate

active

07667052

ABSTRACT:
The present invention provides a novel bioactive substance having an antitumor activity and a process for producing it, and a medical use thereof. Namely, it provides a 12-membered ring macrolide compound represented by the following formula obtained from the incubation solution ofStreptomycessp. Mer. 11107 or a variant thereof, a pharmacologically acceptable salt thereof or a hydrate of them, and a process for producing it.

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