Research Article

Circulating Heat Shock Protein 70 Is a Novel Biomarker for Early Diagnosis of Lung Cancer

Figure 5

The combination analysis of HSP70, CEA, and CA 19-9. Controls: healthy volunteers in routine physical examination. (a) Individual analysis of HSP70, CEA, and CA 19-9; (b) Comparison of combination of HSP70, CEA, and CA 19-9 with individual HSP70 as well as CEA + CA 19-9.
(a)
(b)