Research Article

Formation of Tumorspheres with Increased Stemness without External Mitogens in a Lung Cancer Model

Figure 2

Expression of Sox2, Bcl2, Vimentin, β-actin, and GAPDH in H460 parental cells (P) and lung tumorspheres (LTSs) grown in SFM without external mitogens for 14 and 35 days.