Spanidin

Gusperimus is an immunosuppressive drug. It is a derivative of the naturally occurring HSP70 inhibitor spergualin, and inhibits the interleukin-2-stimulated maturation of T cells to the S and G2/M phases and the polarization of the T cells into IFN-gamma-secreting Th1 effector T cells, resulting in the inhibition of growth of activated naive CD4 T cells. Gusperimus was developed by Bristol-Myers Squibb. Currently, it is manufactured and sponsored for use as an orphan drug and for clinical stu... [wikipedia]