This observed KLK7‐induced effect on the dissemination process is consistent with the described role of KLK7 in cell invasion (Johnson et al., 2007; Mo et al., 2010; Prezas et al., 2006) and its association with unfavorable prognosis in several types of cancers (Dong et al., 2010; Kryza et al., 2016). This evidence concerns the gene KLK7 and cancer.