特異性:Western blot analysis of extracts of A431 cell lines using PDGFB antibody. Immunohistochemistry of paraffin-embedded human stomach cancer using PDGFB antibody at dilution of 1:200 (400x lens). Immunohistochemistry of paraffin-embedded rat spleen using PDGFB antibody at dilution of 1:200 (400x lens).