2.4. ABCA1-B/-B Stroke Mice Exhibit Decreased Oligodendrogenesis Compared to ABCA1fl/fl Stroke Mice; Administration of HDL3 or ApoE2 Significantly Attenuated the Reduced Oligodendrogenesis in the IBZ of ABCA1-B/-B After Stroke. This evidence concerns the gene ABCA1 and Stroke.