Detection of Human Phospho XRCC1 (S461) by Immunohistochemistry.  Samples: FFPE serial sections of human larynx squamous cell carcinoma. Mock phosphatase treated section (left) and calf intestinal phosphatase-treated section (right). Antibody: Affinity purified rabbit anti-Phospho XRCC1 (S461). (Cat. No. A300-147A Lot1) used at a dilution of 1:1,000 (1?g/ml.   Detection: DAB