ApoA1 is the main protein component of HDL, and a biomarker of cardiovascular disease [31], while ApoB is the main protein including plasma chylomicrons, very-low-density lipoprotein (VLDL) and LDL [32], which can be used as a biomarker of schizophrenia [33]. The gene discussed is APOA1; the disease is schizophrenia.