Fig. 1

A Paracancer and cancer samples from a PC patient as confirmed by H&E staining. B Paracancer and cancer samples from a PC as assessed by immunofluorescence (IF) staining to select appropriate ROIs. Green for CK staining, red for CD45 staining, and blue for Syto 13 staining. C The selected ROIs shown in the paracancer sample. D The selected ROIs shown in the cancer sample