Tissue sections were stained with antibodies to LATS2 (Novus, USA), SIAH2 (Novus, USA), CTGF (Santa-Cruz, USA), YAP (CST, USA) and α-SMA (Protein-tech, USA) for 14–16 h at 4℃ and followed by staining with Alexa-488 conjugated anti-Rabbit and Alexa-595 conjugated anti-Mouse respectively. 4’, 6-diamidino-2- phenylindole dihydrochloride (DAPI) was used to color nuclei. Confocal images were recorded by FV3000 confocal microscope (Olympus, Japan).
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