Fig 1: Relative expression of CD133, ABCG2 and Sox2 in A549 lung cancer stem cells and flow cytometric identification results of DCs. (A) Relative expression of (B) CD133, (C) ABCG2 and Sox2 in A549 lung cancer stem cells. (D) Statistical chart of relative expression levels from the Western blot experiment for Sox2. Expression of IgG (E), CD80 (F), CD83 (G), CD86 (H) and HLA-DR (I) in DCs. *P<0.05; **P<0.01; ***P<0.001. DC, dendritic cell; ABCG2, ATP-binding cassette sub-family G member 2; Sox2, sex determining region Y-box 2.