Global Seroprevalence and Prevalence of Influenza A in Dogs and Cats: A Systematic Review and Meta-Analysis

Influenza A virus (IAV), long recognized for its impact on human and animal health, has increasingly been identified in companion animals such as dogs and cats. While their role in the zoonotic transmission of IAV has often been underestimated, growing evidence suggests that these species may play a more significant part in the ecology of influenza viruses than previously thought.