1. Examination of CEA structure by biochemical, immunological and electron microscopic techniques;Ariel;Protides biol. Fluids,1979
2. Characterization of a second normal antigen that cross-reacts with CEA;Burtin;J. Immun.,1973
3. Structural studies on the carcino-embryonic antigen;Coligan;Ann. N.Y. Acad. Sci.,1975
4. Isolation and characterization of the normal cross-reacting antigen: homology of its NH2-terminal amino acid sequence with that of carcinoembryonic antigen;Engvall,1978
5. Separation of PTH amino acid by means of high performance liquid chromatography;Frank;Chromatographia,1973