Detection of Human ARHGEF5 by Immunohistochemistry. Sample: FFPE section of human colon carcinoma. Antibody: Affinity purified rabbit anti-ARHGEF5 (Cat. No. IHC-00652) used at a dilution of 1:250. Detection: DAB staining using Immunohistochemistry Accessory Kit (Cat. No. IHC-101).