A. Expression of SMCP in SMCP-overexpressed LHK2 cells. Expression of SMCP in LHK2-SMCP cells was confirmed by RT-PCR. B. Representative picture of tumors injected with SMCP-overexpressed LHK2 cells. C. Tumor growth of LHK2-SMCP cells and LHK2-Mock cells. One×103 and 1×104 of LHK2-SMCP cells and LHK2-Mock cells were injected into NOD/SCID mice subcutaneously. Data are means + SD. Asterisks represents statistical significant difference. Student's t-test. P<0.05.