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A. H&E staining of parental tumors and passaged PDX lines. Scale bar = 100μm.
B. IHC staining of parental tumor samples and PDXs with anti-Hep Par1, anti-EpCAM, and anti-CK19 antibodies. Scale bar = 100μm.
C. H&E staining showed that thawed PDXs have the similar histology as the primary PDX and patient tumor. Scale bar = 100μm.
H&E = Hematoxylin and eosin; TG = Tumor Graft
