APOA1 and systemic lupus erythematosus: Systemic lupus erythematosus patients with AS also had higher levels of total cholesterol (TC), low-density lipoprotein cholesterol (LDL-C), and oxidized low-density lipoprotein (ox-LDL) in plasma, suggesting that NOS3-AS and APOA1-AS may be useful as biomarkers of AS in SLE patients (Abd-Elmawla et al., 2018).