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Immunohistochemistry for IGF-IR (A, B), pro-SPC (C, D), CCSP (E, F), TTF-1 (G, H), and KLF5 (I, J) in a lung tumor froma doxycycline treated CCSP-IGFIR transgenicmouse (A, C, E, G, I) or a doxycycline-treated SPC-IGFIR transgenicmouse (B, D, F, H, J). Scale bars, 100 µm.
