New study shows that lungs of older people are less susceptible to SARS-CoV-2 & Flu virus replication compared to lungs of younger people. In contrast to SARS-CoV-2, flu viruses replicated more efficiently in human alveolar cells leading to stronger innate immune responses 1/
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These findings indicate that the elderly are not more susceptible to respiratory virus infection than young people as a rational of elevated risk for severe disease by local viral replication only, but points towards other mechanism such as immune-mediated pathogenesis. 2/
@vipintukur Better lung biome perchance? ncbi.nlm.nih.gov/pmc/articles/P…
@vipintukur I think maybe you double check that study.