SACI-IO HR+: A randomized phase II trial of sacituzumab govitecan with or without pembrolizumab in patients with metastatic hormone receptor-positive/HER2-negative breast cancer.
Garrido-Castro A, Kim S, Desrosiers J, Nanda R, Carey L, Clark A, Sacks R, O'Connor T, Sinclair N, Lo K, Thomas A, Wrabel E, O'Meara T, Lin N, Burstein H, He M, Rimm D, Mittendorf E, Tayob N, Tolaney S. SACI-IO HR+: A randomized phase II trial of sacituzumab govitecan with or without pembrolizumab in patients with metastatic hormone receptor-positive/HER2-negative breast cancer. Journal Of Clinical Oncology 2024, 42: lba1004-lba1004. DOI: 10.1200/jco.2024.42.17_suppl.lba1004.Peer-Reviewed Original ResearchProgression-free survivalMetastatic breast cancerHR+/HER2- metastatic breast cancerPD-L1 expressionSacituzumab govitecanAntibody drug conjugatesOverall survivalArm BPD-L1Arm ASN-38Study therapyBreast cancerHormone receptor-positive/HER2-negative breast cancerOpen-label phase 2 studyFollow-upDeplete regulatory T cellsFrequent treatment-related toxicitiesHormone receptor-positive/HER2-negativeImproving progression-free survivalTopoisomerase I inhibitor payloadMedian progression-free survivalRandomized phase II trialUpregulated MHC class IT cell effector function