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science

Human H1N1 strains repeatedly favoured α2,6-linked glycans

A bioRxiv preprint comparing human H1N1 strains collected from 1977 to 2024 reports a recurring preference for α2,6-sialylated glycans. The study also found changes in binding avidity and a binding-null egg-adapted mutant.

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health

TFAM insufficiency links lung inflammation to weaker flu memory in mice

A bioRxiv preprint reports that TFAM-insufficient CD8⁺ T cells in influenza-infected mice were associated with lung immunopathology and weaker later immune responses, without improved viral control. The researchers also observed age-associated declines in TFAM expression and mitochondrial function in human CD8⁺ T cells.