NewslettersCancer Stem Cell News Dopamine Abrogates Immunosuppression Mediated by PD-L1 of Cancer Stem Cells in a Preclinical Triple-Negative Breast Cancer Model By Emily Salmini - April 27, 2026 0 4 Researchers revealed that the PD-1/PD-L1 pathway predominantly mediates CSC-driven immune evasion, growth, and metastasis in triple-negative breast cancer. [Acta Pharmacologica Sinica] Abstract