CXCL12 and non-small cell lung carcinoma: We here found that the TCM elevated the expression of IL-7 in serum and tumor or bone marrow tissues in response to the DDP-based chemotherapy of NSCLC, which is favorable to the treatment and the relief from side effects in bone marrow via up-regulation of hematopoietic growth factors including SCF, SDF-1, G-CSF, GM-CSF.