NewslettersPulmonary Cell News Fibroblast Growth Factor-9 Expression in Airway Epithelial Cells Amplifies the Type I Interferon Response and Alters Influenza a Virus Pathogenesis By Danielle Corrigan - June 9, 2022 0 Scientists demonstrated that fibroblast growth factor-9 signaling primed the conducting airway epithelium to rapidly induce a localized type I interferon and proinflammatory cytokine response during viral infection. [PLoS Pathogens] Full Article