TNFSF4 and non-small cell lung carcinoma: Noteworthy, given the role of the OX40/OX40L interaction in the establishment of an effector memory response [31], it will be relevant to examine effector (CD45RA-CCR7-) and central (CD45RA-CCR7+) memory T cell markers after activation upon coculture with NSCLC-TECs.