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The merged TUNEL staining indicated the degree of apoptosis in tumor tissues after various treatments in the hENT1-H and hENT1-L groups.
Notes: Green fluorescence represented apoptotic cells, and DAPI (blue) was used to stain nuclei.
Abbreviations: GEM, gemcitabine; GEM-HSA-NP, gemcitabine-loaded human serum albumin nanoparticle; TUNEL, terminal deoxynucleotidyl transferase dUTP nick end labeling; hENT1-H, high hENT1 expression; hENT1-L, low hENT1 expression.
