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. 2018 Mar 13;16:62. doi: 10.1186/s12967-018-1440-8

Fig. 1.

Fig. 1

Representative images showing quantification procedure using NewCAST™ Visiopharm® software. Super image capture of a tissue slide (A); computer-assisted drawing of the whole tissue (green line) and manually drawn portal areas as regions of interest (ROI) in blue (B); selected areas within the ROIs by random sampling (grey squares) (C); counting frame within one field of view at 400 magnification (D)