Communications Biology (Feb 2023)

Lipid nanoparticles (LNP) induce activation and maturation of antigen presenting cells in young and aged individuals

  • Jennifer Connors,
  • David Joyner,
  • Nathan J. Mege,
  • Gina M. Cusimano,
  • Matthew R. Bell,
  • Jennifer Marcy,
  • Bhavani Taramangalam,
  • Kenneth M. Kim,
  • Paulo J. C. Lin,
  • Ying K. Tam,
  • Drew Weissman,
  • Michele A. Kutzler,
  • Mohamad-Gabriel Alameh,
  • Elias K. Haddad

DOI
https://doi.org/10.1038/s42003-023-04555-1
Journal volume & issue
Vol. 6, no. 1
pp. 1 – 13

Abstract

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The role of empty lipid nanoparticles in eliciting dendritic cell maturation and innate immune signaling is shown to be impaired in older adults, potentially contributing to lower immune responses to SARS-CoV-2 mRNA-based vaccines.