Fig. 4From: Inhibition of STAT3 signaling induces apoptosis and suppresses growth of lung cancer: good and badInhibitory effect of STX-0119 on tumor growth of A549 cells. a Athymic nude mice were xenografted with lung cancer cells and administered STX-0119 orally three times a week for 3 weeks. b Immunohistochemistry results for c-Myc, cyclin D1, and TUNEL in mouse tumor tissue as visualized by light microscope (× 200). Scale bar, 60 μmBack to article page