EMD 270179

Cyclopeptide-5 (EMD 270179) is an αvβ3 antagonist that can improve PAF-induced increased adhesion of sickle red blood cells, capillary post-obstruction, and enhance blood flow dynamics. Cyclopeptide-5 also has cytotoxic effects[1][2].

[1] M Abo-Ghalia, et al. Synthesis and investigation of a new cyclo (Nalpha-dipicolinoyl) pentapeptide of a breast and CNS cytotoxic activity and an ionophoric specificity. Amino Acids. 2004 Jun;26(3):283-9. DOI:10.1007/s00726-003-0042-8
[2] Eileen M Finnegan, et al. Small-molecule cyclic alpha V beta 3 antagonists inhibit sickle red cell adhesion to vascular endothelium and vasoocclusion. Am J Physiol Heart Circ Physiol. 2007 Aug;293(2):H1038-45. DOI:10.1152/ajpheart.01054.2006