IL6 and myelodysplastic syndrome: found that the levels of 19 of the 30 plasma cytokines in MDS patients changed significantly, among which the increased levels of CXCchemokineligand-10(CXCL10), IL-7 and IL-6 seemed to be predictors of lower survival (16), while the increased levels of IL-4 and CCL3 were significantly correlated with higher remission rate (5).