title: Enhanced humoral antibody production in mice against influenza virus by streptococcal preparation OK-432.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000096:biosynthesis*; D001688:Biological Products / Q000276:immunology*; D003168:Complement Fixation Tests; D005260:Female; D006385:Hemagglutination Inhibition Tests; D009980:Influenza A virus / Q000276:immunology*; D007700:Kinetics; D051379:Mice; D009500:Neutralization Tests; D009976:Orthomyxoviridae Infections / Q000276:immunology*; D010844:Picibanil / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral; D001688:Biological Products; D010844:Picibanil