特異性:Western blot analysis of extracts of various cell lines, using SIRT1 antibody. Immunohistochemistry of paraffin-embedded human brain cancer using SIRT1 antibody at dilution of 1:100 (400x lens). Immunohistochemistry of paraffin-embedded rat brain using SIRT1 antibody at dilution of 1:100 (400x lens). Immunofluorescence analysis of A549 cell using SIRT1 antibody. Blue: DAPI for nuclear staining.