Longevity News

Structural and mechanistic insights into protective non-neutralizing antibodies targeting Crimean-Congo hemorrhagic fever virus nucleocapsid protein

Source: Nature - Biotechnology • Published: 21 Aug 2026, 00:00

Structural and mechanistic insights into protective non-neutralizing antibodies targeting Crimean-Congo hemorrhagic fever virus nucleocapsid protein

Research readers will open a structural biology article exploring how non-neutralizing antibodies bind a viral nucleocapsid and what that reveals about protective mechanisms.

Key Takeaways
  • Nine monoclonal antibodies identified four distinct antigenic sites on the nucleocapsid protein
  • Most potent antibody, 9D5, showed broad-spectrum protective characteristics supported by X-ray structures
  • Antibody-mediated protection varied in vivo and was independent of head or stalk epitope location
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