Immunohistochemistry Analysis: (Figures 1 & 2): Representative positive and background staining patterns on formalin-fixed, paraffin-embedded normal human hippocampal tissue. Tissue pretreated with citrate pH 6.0 using antigen retrieval techniques. Antibody diluted to 1:100-500. Immunoreactivity is seen as strong staining in human hippocmapal tissue. Figure 1 (Low Magnification). Figure 2 (High Magnification).