The levels of L1CAM (mean ± SD) were 28.687 ± 14.162 ng/mL, 34.506 ± 19.408 ng/mL, 35.265 ± 16.300 ng/mL, 33.522 ± 16.972 ng/mL and 49.325 ± 31.722 ng/mL in GC, EJA, early-stage GC, early-stage EJA and healthy control, respectively (Table 2). The gene discussed is L1CAM; the disease is gastric cancer.