APOE and triple-A syndrome: Similar to human AAA, 20 HPA ER genes, KEGG-ER stress regulators, and ER stress regulator interactomes were upregulated in Ang II-HFD treated ApoE-KO abdominal aorta, and 21 ER genes and ER stress regulators and interactome genes were upregulated in Ang II-HFD-treated ApoE-KO thoracic aorta (Figure 4G).