LCK and cancer: One SRC-like tyrosine kinase trafficked by INF2, lymphocyte-specific protein tyrosine kinase (LCK), has previously been shown to play a role in tumor metastasis (Andrés-Delgado et al., 2010; Mahabeleshwar and Kundu, 2003)—perhaps one of the many reasons EVT invasion is frequently compared to the metastatic invasion in cancer.