LAC USC Medical Center 1 article published in JoVE Medicine Murine Oropharyngeal Aspiration Model of Ventilator-associated and Hospital-acquired Bacterial Pneumonia Travis B. Nielsen1, Jun Yan1, Brian Luna1, Brad Spellberg1,2 1Department of Molecular Microbiology and Immunology, University of Southern California, 2Division of Infectious Diseases, Department of Medicine, LAC+USC Medical Center Infectious pneumonia is among the most common infections in human. An appropriate in vivo model is critical for understanding disease pathogenesis and testing the efficacy of novel therapeutics. With this murine oropharyngeal aspiration pneumonia model, one can examine the pathogenesis and new treatments against these deadly infections.