Carcinoembryonic antigen (CEA) in gastrointestinal and extragastrointestinal tumors and its relationship to tumor-cell differentiation.

Adenocarcinoma/immunology Animals Antigens, Neoplasm/analysis Bronchial Neoplasms/immunology Carcinoembryonic Antigen/analysis Carcinoma/immunology Carcinoma, Hepatocellular/immunology Carcinoma, Squamous Cell/immunology Cell Differentiation Colonic Neoplasms/immunology Cystadenocarcinoma/immunology Female Fluorescent Antibody Technique Gastrointestinal Neoplasms/immunology Humans Immune Sera Intestinal Mucosa/immunology Liver Neoplasms/immunology Lymphoma, Non-Hodgkin Ovarian Neoplasms/immunology Pancreatic Neoplasms/immunology Rabbits/immunology Stomach Neoplasms/immunology Thoracic Neoplasms/immunology Tonsillar Neoplasms/immunology

Antigens, Neoplasm Carcinoembryonic Antigen Immune Sera