Research Article

Tumorigenicity and Validity of Fluorescence Labelled Mesenchymal and Epithelial Human Oral Cancer Cell Lines in Nude Mice

Figure 1

Tumor growth. The volume of the subcutaneous tumor was measured at 8 time points (3, 7, 10, 14, 17, 21, 24, and 28 days after cell injection) during the experiment. The mean tumor volume and the standard deviation for all four groups are shown.