a sensitive immunoperoxidase technique was utilized 1 ) to detect the presence in normal human serum of antibody directed against breast carcinoma cells ( tumor associated antibody -- taa ) and 2 ) to determine whether this antibody could be used to discriminate between benign and malignant breast epithelium in sections of formalin fixed paraffin embedded tissue .
C0006142
breast carcinoma
C0006141
breast