Cyclosporin A, used as immunosuppression agent, is produced from

Cyclosporin A  is used as an immunosuppressive agent in organ-transplant patients, is produced by the fungus Trichoderma polysporum. Statins produced by the yeast Monascus purpureus have been commercialised as blood-cholesterol lowering agents. Yeast (Saccharomyces cerevisiae) is used for commercial production of ethanol.Penicillium chrysogenum (also known as Penicillium notatum) is the source for penicillin, the first antibiotic.