PR8 inactivated influenza vaccine

1. PR8 inactivated influenza vaccine decreases lung viral load in mice.

   “markedly reduced lung viral loads”

   Animalsin combination with anti-CD25 monoclonal antibody in aged mice

   CD25⁺ cell depletion enhances protective immunity of PR8 inactivated influenza vaccine in aged mice

   Virology·May 2, 2026

More on Lung viral load

1. PR8 inactivated influenza vaccine improves complete protection against lethal challenge in mice.

   “elevated hemagglutination inhibition titers, markedly reduced lung viral loads, and provided complete protection against a lethal challenge.”

   Animalsin combination with saponin-based ISCOMs adjuvant and anti-CD25 monoclonal antibody in aged miceintramuscular

   CD25⁺ cell depletion enhances protective immunity of PR8 inactivated influenza vaccine in aged mice

   Virology·May 2, 2026