A Study of T3011 Administered Via Intratumoral Injection in Patients With Advanced Solid Tumors

This is a Phase I/IIa, open-label, first-in-human study of T3011 given via intratumoral (IT) injection in participants with advanced or metastatic solid tumors. Part I and part II of the study is a dose escalation which will use a 3+3 design to evaluate escalating doses of T3011. Part I is a single dose escalation. Part II is multiple dose escalation. Total enrollment will depend on the toxicities and/or activity observed, with approximately 8-48 evaluable participants enrolled. Once the RP2D is established ,Part III will enroll approximately 40-60 participants with sarcoma , approximately 10-25 participants with Malignant head and neck tumor,approximately 10-25 participants with breast cancer,approximately 10-25 participants with esophagus cancer,approximately 10-25 participants with lung cancer and approximately 10-25 participants with non-melanoma skin cancer.