Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation
US4983775A · kind A · utility
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2Claims
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Key dates
| Filing date | Jan 16, 1990 |
| Grant date | Jan 8, 1991 |
| Priority date | — |
| Expiry date | Jan 16, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12R2001/645
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Novel physiologically active substances Ks-504a, KS-504b and KS-504d having a vasodilative activity and a novel physiologically active substance KS-504e having an activity to inhibit histamine secretion are produced by culturing a microorganism of the genus Mollisia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.