Relapse and iTTP: beyond the ADAMTS13 activity No … ← Azab AK, Azab F, Blotta S, et al. RhoA and Rac1 GTPases play major and differential roles in stromal cell-derived factor-1-induced cell adhesion and chemotaxis in multiple myeloma. Blood. 2009;114(3):619-629 Relapse and iTTP: beyond the ADAMTS13 activity →