Fig. 2From: Early detection and stratification of lung cancer aided by a cost-effective assay targeting circulating tumor DNA (ctDNA) methylationLunaCAM markers selection and optimization: (A) Heatmap of top 50 markers in plasma (PanSeer); (B) Cross-validation ROC curves based on selected markers in plasma (PanSeer); (C) Verification of selected markers in tissue and plasma by PCR assayBack to article page