RBFOX3 and ischemia: In the IF/ischemia group, the number of NeuN-immunoreactive CA1 pyramidal neurons at 1 day and 2 days post-ischemia was similar to that found in the ND/ischemia group (Figure 5F,G,Q), showing that, at 2 days post-ischemia, NeuN immunoreactivity was still strong (Figure 5G).