From: The molecular determinants of antigenic drift in a novel avian influenza A (H9N2) variant virus
Virus
HI titera
Anti-A/Anhui/LH99/2017
Anti-A/Fujian/11/2020
A/chicken/Anhui/LH99/2017(AH/17)
2048
128
A/chicken/Fujian/11/2020(FJ/20)