WNT5A and gastric cancer: On the other hand, Kanzawa and coworkers also observed Wnt5a protein expression in several GC cell lines, including MKN-7 cells (Kanzawa et al., 2013), while Zhao and coworkers analyzed Wnt5a expression in five GC cell lines, detecting it only in the MKN-45 cell line (Zhao et al., 2013).