Extended long-term survival observed after an additional year of follow-up in ongoing phase 2a clinical trial, with 50% of 46 patients with advanced non-small cell lung cancer (NSCLC) treated with aglatimagene besadenovec (aglatimagene or CAN-2409) surviving beyond 24 months, despite prior inadequate response to immune checkpoint inhibitors (ICI) and multiple adverse baseline prognostic factors.