Fluad

Fluad has been studied in 3 papers since 2016: 2 trials and 1 observational study in people. The newest paper, Oct 30, 2025: “Comparative analysis of cellular immune responses to four seasonal inactivated influenza vaccines in younger and older adults”.

Intervention

3 papers study it2 findingsUpdated

See all 3

“one of the few differences seen between the two groups was higher frequencies of regulatory T-cells in R”
Frequencies of peripheral immune cells in older adults following seasonal influenza vaccination with an adjuvanted vaccineVaccine2017doi:10.1016/j.vaccine.2017.06.082

None of its findings points the other way.

  • 1 lab in 2 countries
  • 1 trial, none about aging
  • Funder: Bundesministerium für Forschung, Technologie und Raumfahrt
  • Human trial2
  • Humans1

What is Fluad linked with?

2

Studies link Fluad with 2 measures, most often B cell frequency (1 study) and regulatory T cell frequency (1).

B cell frequency

upin humans1

1 study
  1. Fluad is associated with B cell frequency in humoral responders versus non-responders.

    “There were also differences in B-cells, with higher frequencies in R compared to NR.”

    Human trialin humoral responders versus non-respondersperipheral blood

    Frequencies of peripheral immune cells in older adults following seasonal influenza vaccination with an adjuvanted vaccine

    Vaccine

More on B cell frequency

Regulatory T cell frequency

upin humans1

1 study
  1. Fluad is associated with regulatory T cell frequency in humoral responders versus non-responders.

    “one of the few differences seen between the two groups was higher frequencies of regulatory T-cells in R”

    Human trialin humoral responders versus non-respondersperipheral blood

    Frequencies of peripheral immune cells in older adults following seasonal influenza vaccination with an adjuvanted vaccine

    Vaccine

More on Regulatory T cell frequency

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