Detection of Human PCNA by Immunofluorescence.  Sample: FFPE section of human stomach carcinoma.  Antibody: Affinity purified rabbit anti-PCNA (Cat. No. IHC-00012) used at a dilution of 1:100.  Detection: Green-fluorescent  Anti-rabbit IgG-FITC conjugated  (Cat. No. A120-501F) used at a dilution of 1:100.