Task: Answer Verification
Input (English): Question: Does combination of Photodynamic Therapy and Specific Immunotherapy Efficiently eradicate Established Tumors?
Answer: We show that immunotherapy can be efficiently combined with PDT to eradicate established tumors, based on strong local tumor ablation and the induction of a robust systemic immune response. These results suggest combination of active immunotherapy with tumor ablation by PDT as a feasible novel treatment strategy for advanced cancer.
Output (English): yes