A Phase 1/2a, Open-Label, Dose Escalation and Expansion Study of the Safety and Tolerability of T3011 Administered Via Intratumoral Injection as a Single Agent and in Combination With Intravenous Pembrolizumab in Patients With Advanced or Metastatic Solid Tumors

This is a Phase 1/2a, open-label, first-in-human study of T3011 given via intratumoral (IT) injection as a single agent and in combination with IV pembrolizumab in participants with advanced or metastatic solid tumors. The Phase 1 portion of the study is a single agent dose escalation which will use a 3+3 design to evaluate escalating doses of T3011. Total enrollment will depend on the toxicities and/or activity observed, with approximately 15 to 30 evaluable participants enrolled. Once the RP2D is established Phase 2a Part 1 will enroll approximately 10 participants with locally recurrent or…