APOA2 and non-small cell lung carcinoma: Compared NSCLC with HC group, the plasma level of ApoA1, ApoA2, and FN in the NSCLC group decreased (P < 0.05), while the level of ApoB, C1INH, C3, C4, and Fg was increased (P < 0.05) (Supplementary Fig. 2).