title: Comparative immunological studies of IgG and naturally occurring anti-globulin factors to pepsin and papain fragments of homologous IgG.
mesh_terms: D000042:Absorption; D000818:Animals; D000888:Antibodies, Anti-Idiotypic / Q000032:analysis*; D001666:Binding Sites, Antibody; D002850:Chromatography, Gel; D005260:Female; D005312:Fetal Blood / Q000276:immunology; D006801:Humans; D007140:Immunoglobulin Fab Fragments / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis*; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D008970:Molecular Weight; D010206:Papain / Q000276:immunology*; D010434:Pepsin A / Q000276:immunology*; D011247:Pregnancy; D011817:Rabbits
chemical_list: D000888:Antibodies, Anti-Idiotypic; D007140:Immunoglobulin Fab Fragments; D007074:Immunoglobulin G; D010206:Papain; D010434:Pepsin A