WNT7A and non-small cell lung carcinoma: On the other hand, in non-small cell lung carcinoma (NSCLC) and gastric cancer (GC), WNT7A has been found to act as a tumor suppressor via non-canonical Wnt signaling (Avasarala et al., 2013a; Avasarala et al., 2013b; Liu et al., 2019).