Natural infection and vaccination with influenza A (H3N2).
Previous assessments of the efficacy of inactivated influenza A vaccines have met with only limited success. Low challenge rates, lack of a stable population and inadequate information on vaccine and control groups have made results difficult to interpret.
openaire +1 more source
Adaptive Advantage of the Emerging Seasonal Influenza A (H3N2) Subclade K: Enhanced Receptor Binding Capacity and Immune Escape Potential. [PDF]
Zhang L +6 more
europepmc +1 more source
Emergence of a genetically distinct cluster of influenza A(H3N2) viruses within subclade J.2.2 associated with hospitalization during the 2024-2025 season in Auvergne-Rhône-Alpes, France. [PDF]
Koumaty L +15 more
europepmc +1 more source
Update and optimization of a multiplex RT-qPCR assay to overcome diagnostic failure in emerging influenza A(H3N2) subclades J.2 and K (Peru, 2024-2026). [PDF]
Aguilar-Luis MA +8 more
europepmc +1 more source
Molecular Surveillance and Genomic Characterization of Influenza A(H3N2) Viruses From a Secondary-Care Surveillance Site in Pakistan During the 2025-2026 Winter Season. [PDF]
Javed A +11 more
europepmc +1 more source
First detection and transatlantic introduction of Influenza A(H3N2) subclade K (J.2.4.1) into Ecuador: insights from genomic sentinel surveillance. [PDF]
Bruno A +6 more
europepmc +1 more source
Emergence of influenza A(H3N2) subclade K in northeast Ohio in autumn 2025. [PDF]
Xu X +6 more
europepmc +1 more source
Influenza A(H3N2) subclade K (J.2.4.1): epidemiology in Asia, clinical context, and the "superflu" framing. [PDF]
Hariyanto TI.
europepmc +1 more source
A CNN-Based Model of Cross-Immunity to Influenza A(H3N2) Virus: Testing Under "Real-World" Conditions. [PDF]
Asatryan MN +10 more
europepmc +1 more source
Vaccine-Elicited Antibody Responses to Influenza A(H3N2) Subclade K.
Wang L +16 more
europepmc +1 more source

