title: Differences in the functional activity of human and guinea pig C1 based on their reactivity with IgG at low temperature.
mesh_terms: D000818:Animals; D000936:Antigen-Antibody Complex / Q000276:immunology; D003080:Cold Temperature; D003172:Complement C1 / Q000276:immunology*; D005577:Forssman Antigen / Q000276:immunology; D006168:Guinea Pigs; D006461:Hemolysis; D006801:Humans; D007074:Immunoglobulin G / Q000032:analysis / Q000276:immunology*; D013045:Species Specificity; D013997:Time Factors
chemical_list: D000936:Antigen-Antibody Complex; D003172:Complement C1; D007074:Immunoglobulin G; D005577:Forssman Antigen