Comparison of Porcine Airway and Intestinal Epithelial Cell Lines for the Susceptibility and Expression of Pattern Recognition Receptors upon Influenza Virus Infection oleh Milton Thomas, Max Pierson, Tirth Uprety, Laihua Zhu, Zhiguang Ran, Chithra C. Sreenivasan, Dan Wang, Ben Hause, David H. Francis, Feng Li, Radhey S. Kaushik