16S RNA 1 Actinobacteria 1 Article 1 Bacteroidetes 1 Blautia 1 Coprococcus DNA sequencing 1 Faecalibacterium 1 Firmicutes 1 Human microbiome 1 Lachnospiraceae 1 Neisseriaceae 1 Proteobacteria 1 RNA 16S 1 Ruminococcus 1 Viral inactivation 1 alcohol 1 controlled study 1 formaldehyde 1 gene sequence 1 heat 1 human 1 human tissue 1 intestine flora 1 microbial community 1 microbial diversity 1 microbiome 1 mouth flora 1 nonhuman 1 nose 1