•Over 50 known bacterial phyla •Generally only 6 phyla found in gut •Bacteroidetes* •Firmicutes* •Actinobacteria •Proteobacteria •Verrucomicrobria •Fusobacteria
•Over 50 known bacterial phyla•Generally only 6 phyla found in gut•Bacteroidetes*•Firmicutes*•Actinobacteria•Proteobacteria•Verrucomicrobria•Fusobacteria