Adhesins, Bacterial/immunology; Bacterial Proteins/immunology; Chinchilla/immunology; Moraxella catarrhalis/immunology; Moraxellaceae Infections/immunology; Adhesins, Bacterial/genetics; Adhesins, Bacterial/metabolism; Animals; Antibodies, Bacterial/immunology; Bacterial Adhesion/immunology; Bacterial Proteins/genetics; Bacterial Proteins/metabolism; Bacterial Vaccines/genetics; Bacterial Vaccines/immunology; Bacterial Vaccines/metabolism; Blotting, Western; Cell Line, Tumor; Chinchilla/microbiology; Disease Models, Animal; Haemophilus influenzae/immunology; Haemophilus influenzae/physiology; Hemagglutinins/genetics; Hemagglutinins/immunology; Hemagglutinins/metabolism; Host-Pathogen Interactions/immunology; Humans; Moraxella catarrhalis/genetics; Moraxella catarrhalis/physiology; Moraxellaceae Infections/microbiology; Mutation; Nasopharynx/immunology; Nasopharynx/microbiology; Otitis Media/immunology; Otitis Media/microbiology; Streptococcus pneumoniae/immunology; Streptococcus pneumoniae/physiology; Vaccination/methods