Nasal microbiota holds clues to who will develop symptoms from SARS-CoV-2

The microbiota in the nose and upper throat likely contains biomarkers for assessing how sick an individual infected with SARS-CoV-2 may get and for developing new treatment strategies to improve their outcome, researchers say.

source https://medicalxpress.com/news/2021-09-nasal-microbiota-clues-symptoms-sars-cov-.html