bacterium lipopolysaccharide Lipopolysaccharides 14 nonhuman 14 article 12 controlled study 12 Animals 10 priority journal 10 Mice 8 animal experiment 8 mouse 8 Lipid A 6 Lipopolysaccharide 6 Male 6 gene expression 6 immune response 6 in vivo study 6 lipid A 6 matrix assisted laser desorption ionization time of flight mass spectrometry 6 Adrenal Cortex 4 Article 4 Bacteria 4 Bacterial Proteins 4 Bordetella bronchiseptica 4 Bordetella bronchiseptica infection 4 Core oligosaccharide 4 Corticosterone 4 Enzyme Inhibitors 4 Female 4 Mass spectrometry 4 Mice, Inbred BALB C 4