Cyclosporin A is a cyclic undecapeptide from an extract of soil fungi. It is a powerful immunosupressant with a specific action on T-lymphocytes. It can bind to the cyclophilin and then inhibits calcineurin. Thus, it is widely used in organ transplantation to prevent rejection.https://www.creative-peptides.com/product/cyclosporin-a-item-10-101-77-31.html
