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A bispecific antibody targeting conserved hemagglutinin epitopes confers broad protection against H7 avian influenza and accelerates viral clearance via localized respiratory delivery

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The continuous antigenic drift of zoonotic H7 avian influenza viruses remains a significant global public health threat. While monoclonal antibodies (mAbs) targeting the hemagglutinin (HA) head offer potent neutralization, their efficacy is often undermined by... ...