“…Among them, the pathogenic bacterial species with relatively high abundance at each site were Corynebacterium, Lactobacillus, Acinetobacter, Bi dobacterium, Staphylococcus, Sphingomonas, Flavobacterium, etc. Corynebacterium can parasitize the human nasal cavity, throat, conjunctiva, and skin, and is generally non-pathogenic and mostly conditionally pathogenic 35,36 . The relative abundance of pathogenic bacteria in the A-HU, W-HU, A-WU, A-WU*, A-ER, A-ER*, W-ER, and A-XI sites was 3.29%, 4.12%, 7.15%, 12.44%, 15.78%, 8.01%, 3.00%, and 9.01%, respectively.…”