Results
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Property | Organism | Value | Units | ID | Details |
---|---|---|---|---|---|
Bacterial concentration in gut | Mammals | 10^13 - 10^14 | bacteria/gram fecal matter | 117012 | Fortier LC, Sekulovic... |
Viral concentration in gut | Human Homo sapiens | ≤10^8 | viral particles/gram feces | 117013 | Fortier LC, Sekulovic... |
Weight of bacteria in gut | Human Homo sapiens | 1.2 | Kg | 102755 | Bocci V. The neglected... |
Number of bacterial species in gut | Human Homo sapiens | total >1,000: in gut of any individual ~160 | species | 113400 | Rowland I et al., Gut... |
Phage/prokaryote host ratio in gut | Human Homo sapiens | ~10 | phage/prokaryotic host cell | 113938 | Pfeiffer JK, Virgin HW.... |
Concentration of E. coli in gut | Human Homo sapiens | 1e+8 | Cells/gram gut content | 104949 | Macfarlane GT, Macfarlane S... |
Concentration of prokaryotes in termite gut | Termite Mastotermes darwiniensis | 5.5e+9 | Cells/ml | 104951 | Berchtold M, Chatzinotas A... |
Escherichia coli bacteriophage concentration in gut | Mammals | human 10^3 - 10^4: cows and pigs ≤10^7 | phages/gram feces | 117014 | Fortier LC, Sekulovic... |
Concentration of microbes in human gut | Microbes | 10^11 - 10^12 | microbes/ml | 112466 | Mahowald MA et al., ... |
Doubling time for all bacteria in the gut | Rodent | hamster 48: guinea pig 17: mouse 5.8 | hours | 115543 | Gibson B, Wilson DJ, Feil E... |
Concentration of total anaerobic bacteria in gut | Human Homo sapiens | >1e+10 | Cells/gram gut content | 104948 | Macfarlane GT, Macfarlane S... |
Fraction of gut microbiota that are Firmicutes and Bacteroidetes | Human Homo sapiens | >90 | % | 107456 | Lurie-Weinberger MN, Peeri M... |
Average doubling time of bacteria in the mammalian gut | bacteria | 2.7 - 2.9 | hours | 117322 | Rosenberg E. and Zil... |
Time of transit of gut contents through large bowel | Human Homo sapiens | 60 (20 - 140 (range in United Kingdom)) | hours | 112837 | G. T. Macfarlane and... |
Ratio between number of genes in human gut “metagenome” and human eukaryotic genome | Human Homo sapiens | >100 | unitless | 111317 | De Filippo C. et al.... |
Concentration of virus-like particles (VLP) on surface of gut mucosa | Human Homo sapiens | in healthy subjects ≤10^8: in subjects affected by Crohn's disease ≤4×10^9 | VLP/ml | 112503 | Letarov A, Kulikov E.... |
Bacterial content of mammalian gut derived from bacterial 16S ribosomal RNA gene sequences | bacteria | Firmicutes 65.7%: Bacteroidetes 16.3%: Proteobacteria 8.8%: see Comments section for the rest | % | 112854 | Ley RE et al., Evolution... |
Fraction of viral forms (in gut virome) that persisted over the 2.5-y time course studied | Human Homo sapiens | ~80 | % | 110710 | Minot S, Bryson A, Chehoud C... |
Fraction of all anaerobes in the colon of healthy human adults that is M. smithii, the most common archaeon in human gut | Archaea Methanobrevibacter smithii | ≤10 | % | 107457 | Lurie-Weinberger MN, Peeri M... |
Estimated maximal percent of daily reference intake (DRI) of B vitamins that could be provided by the gut microbiota | Human Homo sapiens | Table - link | N/A | 113402 | Rowland I et al., Gut... |