abstract |
Compound of formula (I) representing a new immunosuppressive agent prepared by the fermentation of Streptomyces braegensis, subspecies pulcherrimus, ATCC 55150, or other compound of formula (I) producing a strain, and by means of the extraction of the compound of formula (I) of the fermentation medium. The compound is used in the treatment of transplant rejection and autoimmune diseases. |