The total amount of Annexin V positive microvesicles and levels of endothelium-derived (CD62E-positive) microvesicles in the peripheral blood of patients with soft tissue sarcoma were shown to decrease significantly after tumor resection (n = 18, p = 0.0395 and p = 0.0109, respectively; Fig. 1). This evidence concerns the gene SELE and neoplasm.