CCL21 and neoplasm: The levels of cytokines CCL21, eotaxin, CXCL1, CXCL2, CCL7, CCL19, and CCL25, which are capable of supporting tumor invasion, were reduced in CM from MSCs-TRAIL by 1.2, 1.3, 4-8, 3.4-1.3, 1.5, and 1.3 times, respectively (n = 3, ** p < 0.01).