APOA1 and systemic lupus erythematosus: In individuals diagnosed with systemic lupus erythematosus (SLE), empirical findings reveal significantly elevated serum concentrations of triglycerides (TG), total cholesterol (TC), low-density lipoprotein (LDL-C), and apolipoprotein B (ApoB), alongside reduced levels of high-density lipoprotein (HDL-C) and apolipoprotein A1 (ApoA1).