title: Michael Heidelberger. On the occasion of his 90th birthday on April 29, 1978.
mesh_terms: D000906:Antibodies / Q000302:isolation & purification; D000907:Antibodies, Bacterial; D000918:Antibody Specificity; D000942:Antigens, Bacterial; D003429:Cross Reactions; D000939:Epitopes; D049673:History, 20th Century; D007120:Immunochemistry / Q000266:history*; D013296:Streptococcus pneumoniae / Q000276:immunology; D014481:United States
chemical_list: D000906:Antibodies; D000907:Antibodies, Bacterial; D000942:Antigens, Bacterial; D000939:Epitopes