Patent · US Expired

Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation

US4983775A · kind A · utility

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1References
2Claims
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Assignee

Inventors

Key dates

Filing dateJan 16, 1990
Grant dateJan 8, 1991
Priority date
Expiry dateJan 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.