APP and brain ischemia: Differential Expression of miRNAs and NOX Isoforms in Models of Ischemia/Reperfusion Injury Legend: SD—Sprague Dawley; MI/R—Myocardial Ischemia/Reperfusion; LAD—Left Anterior Descending Coronary Artery; CI/R—Cerebral Ischemia/Reperfusion; ICA—Internal Carotid Artery; PCA—Posterior Cerebral Artery; MCA—Middle Cerebral Artery; ACA—Anterior Cerebral Artery; AD—Alzheimer’s Disease; APP—Amyloid Precursor Protein; PS1—Human Presenilin 1.