Patent · US Expired

Immunosuppressant agent

US5290772A · kind A · utility

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2References
2Claims
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Assignee

Inventors

Key dates

Filing dateJun 16, 1992
Grant dateMar 1, 1994
Priority date
Expiry dateJun 16, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/01
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Described is a process for producing an immunosuppressant, "demethimmunomycin" (L-683,7411) a C-31 demethylated analog of L-683,590 under fermentation conditions utilizing the microorganism, Actinoplanacete sp, (Merck Culture Collection MA 6559) ATCC No. 53771. The macrolide immunosuppressant is useful in preventing human host rejection of foreign organ transplants, e.g. bone marrow and heart transplants.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.