G4 Eurasian avian-like H1N1 swine influenza viruses exhibit enhanced pathogenicity potential in mice and pigs
Jun Jiao, Ding Jin, Ziyan Sun, Chenglin Chi, Sen Jiang, Nanhua Chen, Wanglong Zheng, Chaoyang Chen, Weiwei Su, Xiaoyan Ding, Jianzhong Zhu
This study isolates and analyzes two G4 Eurasian avian-like H1N1 swine influenza viruses, showing they have enhanced pathogenicity in mice and pigs due to molecular features like HA receptor affinity and polymerase activity.
bioRxiv · May 12, 2026 · PreprintMicrobiology