1. Hemagglutinins : primitive receptor molecules operative in invertebrate defense mechanisms;Acton,1974
2. Catfish antibodies to blood group substances. II. Cross-reacting anti-A and B antibodies;Baldo;Vox Sang. (Basel),1972
3. ‘Natural’ erythrocyte agglutinins in the serum of the Australian freshwater catfish Tandanus tandanus Mitchell. II. Serum fractionation studies;Baldo;Immunology,1973
4. ‘Natural’ erythrocyte agglutinins in the serum of the Australian freshwater catfish Tandanus tandanus Mitchell. I. Examination of the specificities of the agglutinins with emphasis on the ABH agglutinins;Baldo;Immunology,1970
5. Crossreactive human blood group H-active polysaccharide from Helixpomatia. I. Detection with catfish anti-H and eel sera;Baldo;Immunology,1973