Webhuman infection with avian influenza viruses such as a(h5n1) can cause clinical disease ranging from conjunctivitis, mild upper respiratory tract infection. September 6, 2024, 11:00 am. Centers for disease control and prevention, national center for immunization and. Webthe principle underlying this idea is that antibody response to a first influenza infection biases recall responses to subsequent influenza infections (even of. Webwe review our tangled history with influenza that has influenced our pandemic response and examine our current methods of preparedness, including.