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. Author manuscript; available in PMC: 2012 Nov 15.
Published in final edited form as: Int J Cancer. 2011 May 5;129(10):2370–2379. doi: 10.1002/ijc.25900

Figure 2. Ape1/Ref-1 immunoreactivity in grade II ependymoma cells.

Figure 2

Tumor nuclei expressing detectable Ape1/Ref-1 are brown (stained with 3,3’-diaminobenzidine tetrachloride); negative nuclei are green (stained with methyl green). Fraction of immmunopositive cells was 82% for A and 40% for B. All images 40X power.