title: Haptoglobins are antibody-like proteins.
mesh_terms: D000818:Animals; D000906:Antibodies; D000907:Antibodies, Bacterial; D001667:Binding, Competitive; D006041:Goats; D006242:Haptoglobins; D006801:Humans; D012756:Sheep; D013291:Streptococcus / Q000276:immunology
chemical_list: D000906:Antibodies; D000907:Antibodies, Bacterial; D006242:Haptoglobins