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Representative immunofluorescence images of SPNs (red) in pig liver (Pig 4). The samples were stained for endothelial cell marker CD-31 (green) and F-actin (blue) for the visualization of blood vessels and cytoskeleton, respectively. (A and B) Merged and split channels in two different sections sampled in the treated volume. (C) Merged and split channels of a section in an untreated region. Scale bar: 100 μm.
