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Histology analysis of tumor and detection of biomarkers associated with apoptosis and metastasis by immunohistochemistry. (A) Formalin-fixed paraffin-embedded sections of xenograft tumors were analyzed with H&E staining, IHC and TUNEL assay. Scale bar, 50µm. (B) Quantification of IHC staining with ImageJ and ImageJ plugin IHC profiler. P* <0.05, P** <0.01.
