PTK2B and neoplasm: Moreover, we reported that RSV inhibits cell adhesion and migration and activates Shc proteins in EPN cells [25,26], a line of non-transformed human prostate epithelial cells in culture, and in their tumor-prone counterpart bearing a kinase dead mutant of the proline-rich tyrosine kinase (PYK2), a non-receptor kinase of the focal adhesion kinase (FAK) family [27,28,29].