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

Figure 2

Subcutaneous tumor at injection site. Physically palpable tumor masses are shown which formed subcutaneously at the injection site. The injected cells in each group (a) UM1; (b) UM2; (c) UM1-GFP; (d) UM2-RFP.

(a)

(b)

(c)

(d)