immune checkpoint blockadeHER2-targeted therapyLeica BiosystemsIndica Labsgastric and gastroesophageal junction (GEJ) adenocarcinomaHER2-amplified colorectal cancerHER2-low breast cancerHER2-positive breast cancer
…, suggesting possible synergy between HER2-targeted therapy and immune checkpoint blockade.In HER2-amplified colorectal cancer, PD-L1 expression and immun…