Bioactive substances K93-0711 I-1 and I-2 and process for produc

Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process... – Preparing heterocyclic carbon compound having only o – n – s,...

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435118, 4352535, 435261, 435886, 548427, 548428, 548430, 548432, C12P 1700, C12P 1716, C12P 120, C07D20956

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active

057563209

ABSTRACT:
Bioactive substances K93-0711 I-1 and I-2 having inhibitory action on IL-6 activity, are produced by culturing a microorganism belonging to the genus Streptomyces in a medium, whereby the bioactive substances K93-0711 I-1 and I-2 accumulate in the medium. These bioactive substances K93-0711 I-1 and I-2 are then isolated therefrom. The substances are effective for treatment of IL-6-involving diseases such as cancer cachexia, multiple myeloma and rheumatoid arthritis.

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