Patent · US Expired

Immunosuppressant compound

US4981792A · kind A · utility

23Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 29, 1988
Grant dateJan 1, 1991
Priority date
Expiry dateJun 29, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/827
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Described is a process for producing a new immunosuppressant, "demethomycin" (L-682,993) a C-31 demethylated analog of L-679,934 under novel fermentation conditions utilizing the microorganism, Actinoplanacete sp., (Merck Culture Collection MA 6559) ATCC No. 53771. The macrolide immunosuppressant is useful in prevent 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.