Construction of a CXCL12-KDEL Fusion Gene to Inhibit Head and Neck Squamous Cell Carcinoma Metastasis by Intracellular Sequestration of CXCR4

Table 2

RT-PCR results of CXCR4 expression level in oral squamous cell carcinomas.

Group		CXCR4 IOD
Normal oral tissues and benign lesions	15	0.406 ± 0.044^* **
Nonmetastatic SCC	15	0.464 ± 0.068^*
Lymph node metastatic SCC	15	0.900 ± 0.108^**

SCC: squamous cell carcinomas and ^*,** < 0.05.
^**VS ^*, ^**VS ^***, ^*VS ^***.