Combinational adjuvants delivered by ink-jet potentiate naked mRNA vaccines for robust protection against infectious diseases
Nan Qiao, Junichi Ishikawa, Fumihiko Yasui, Kaori Sano, Kei Miyakawa, Akimasa Hayashi, Ahmad Faisal Amiry, Liu Haonan, Zhu Xueyang, Taku Sato, Renata Pasqualini, Wadih Arap, Kazunori Kataoka, Hideki Hasegawa, Michinori Kohara, Satoshi Uchida
This study identifies a combination of adjuvants that enhance the immunogenicity of naked mRNA vaccines delivered by jet-injection, achieving protection against SARS-CoV-2 and influenza with reduced reactogenicity.
bioRxiv · Dec 27, 2025 · PreprintBioengineering