IO Biotech Announces Late-Breaking Abstract in Advanced Melanoma Selected for Oral Presentation at ESMO Congress 2025

Core Insights - IO Biotech is set to present significant findings from its clinical trials at the 2025 ESMO Congress in Berlin, focusing on its cancer vaccine candidates [1][2][5] Group 1: Clinical Trials and Presentations - The company will present results from a randomized Phase 3 trial of the IO102-IO103 cancer vaccine in combination with pembrolizumab for first-line advanced melanoma [2][5] - A poster session will feature final data from a Phase 2 basket trial assessing the same vaccine in combination with pembrolizumab for various advanced solid tumors [3][5] - The pivotal Phase 3 trial (IOB-013/KN-D18) enrolled 407 patients across over 100 centers globally, with the primary endpoint being progression-free survival [8] Group 2: Vaccine Development and Mechanism - Cylembio, the lead candidate, is designed to target both tumor cells and immune-suppressive cells in the tumor microenvironment by activating T cells against IDO1 and PD-L1 positive cells [4][10] - The company is conducting multiple trials, including a Phase 2 basket trial for non-small cell lung cancer (NSCLC) and squamous cell carcinoma of the head and neck (SCCHN) [9][10] Group 3: Company Overview - IO Biotech is a clinical-stage biopharmaceutical company headquartered in Copenhagen, Denmark, with a focus on developing immune-modulatory cancer vaccines [10]