B cell chronic lymphocytic leukemia: immunohistochemical staining for Lambda Light Chain. Note the neoplastic cells show a moderate and distinct predominantly membrane staining reaction. Occasional plasma cells show a strong staining reaction. Lambda Light Chain: clone SHL53
B cell chronic lymphocytic leukemia: immunohistochemical staining for Lambda Light Chain. Note the neoplastic cells show a moderate and distinct predominantly membrane staining reaction. Occasional plasma cells show a strong staining reaction. Lambda Light Chain: clone SHL53