Influenza virus infection is a global health threat and vaccines are required that show broad protection against a range of viral subtypes. Here the authors present a universal influenza vaccine based on Escherichia coli Nissle 1917 that activates innate and adaptive humoral and mucosal immunity, providing both immediate and long-term protection against influenza A virus infection in a murine model.
- Ling Huang
- Wei Tang
- Yangbo Hu