PRNP and stroke disorder: The latter also developed increased amounts of BrdU+ cells (121.7±9.4 per mm2) and increased proportions of Dcx+/BrdU+ (12.4±2.0%) and NeuN+/BrdU+ (1.7±0.39%) cells, which were on the same order as in PrP−/− mice exposed to a 45-min stroke.