Animals 2 Bacteria (microorganisms) 2 Bordetella Infections 2 Bordetella bronchiseptica 2 Bordetella bronchiseptica infection 2 Cytokines 2 Deep rough mutant Female 2 LPS 2 Lipid A 2 Lipopolysaccharides 2 Lung 2 Mice 2 Mice, Inbred BALB C 2 Mice, Inbred C3H 2 Mus 2 Mutation 2 O Antigens 2 Respiratory Tract Infections 2 Toll-Like Receptor 4 2 animal cell 2 animal experiment 2 animal model 2 article 2 bacterial strain 2 bacterium lipopolysaccharide 2 carbohydrate analysis 2 controlled study 2 female 2 gene expression 2