Vaccination with inactivated virus against low pathogenic avian influenza subtype H9N2 does not prevent virus transmission in chickens

• Main Authors: Hongrui Cui (Author), Mart CM de Jong (Author), Nancy Beerens (Author), Monique M. van Oers (Author), Qiaoyang Teng (Author), Luzhao Li (Author), Xuesong Li (Author), Qinfang Liu (Author), Zejun Li (Author)
• Format: Book
• Published: Elsevier, 2021-09-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

H9N2 subtype avian influenza has spread dramatically in China ever since first reported in the 1990s. A national vaccination program for poultry was initiated in 1998. Field isolation data show that the widely used inactivated H9N2 vaccine does not provide effective control of the transmission of th...