title: Further evidence for preferential production of IgG2 anti-DNP antibody in guinea pigs immunized with DNP-Escherichia coli.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000942:Antigens, Bacterial; D004140:Dinitrophenols / Q000276:immunology*; D004926:Escherichia coli / Q000276:immunology*; D006168:Guinea Pigs; D006241:Haptens; D007074:Immunoglobulin G / Q000302:isolation & purification; D007525:Isoelectric Focusing
chemical_list: D000942:Antigens, Bacterial; D004140:Dinitrophenols; D006241:Haptens; D007074:Immunoglobulin G