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Property Organism Value Units ID Details
Fraction of all bacteria isolated from the gastrointestinal tracts of rodents that is M. schaedleri Bacteria Mucispirillum schaedleri ~27 % 115618 Young KD. The selective...
Schematic representation of the anatomy of the human gastrointestinal tract with the average length, pH and density of microbiota per segment Human Homo sapiens Figure - link N/A 111215 Booijink CC, Zoetendal EG...
Fraction of basal metabolism required by brain, heart, liver, kidney and the gastrointestinal tract Human Homo sapiens 70 % 106137 Roth G, Dicke U. Evolution...
Number of bacteria in orogastrointestinal tract (oral cavity and feces) Human Homo sapiens dental plaque ~10^11bacteria/g: saliva 10^8–10^9bacteria/mL: feces 10^11–10^12bacteria/g N/A 112857 Dueñas M et al., Studies...
Measurements of kinetic parameters in preneoplastic, preinvasive, and malignant lesions in the gastrointestinal tract Human Homo sapiens Table - link N/A 110536 Nicholas A. Wright, Malcolm...
A schematic figure showing the thicknesses of the 2 mucus gel layers in vivo in the corpus, antrum, midduodenum, proximal jejunum, distal ileum, and proximal colon of the rat gastrointestinal tract Rat Rattus norvegicus Figure - link µm 112792 Atuma C, Strugala V, Allen A...
Fraction of total amount of water that is present in the female rat gastrointestinal contents Rat Rattus norvegicus fasted 1.8%: fed 4.5% (198 - 232grams) N/A 110517 McConnell EL, Basit AW...
Surface area of the intestinal tract Mouse Mus musculus 1.41 m^2 111125 Helander HF, Fändriks...
Length of the intestinal tract and its subdivisions for reference adult male Human Homo sapiens Table - link cm 110317 Snyder WS, Cook MJ, Nasset ES...
Cell production rates in the gastrointestinal tracts of mice and rats Rodent Table - link cells produced/crypt or gland/hour 110506 Nicholas A. Wright, Malcolm...
Number of bacteria in the human intestinal tract Human Homo sapiens ≤1E+14 bacteria/intestinal tract 110957 Suau A et al., Direct...
VFA [volatile fatty acid] molar proportions and concentrations in digestion tract and blood of different mammalian species Mammals Table - link N/A 111259 Bergman EN, Energy c...
Cytoplasmic pH maintained by E. coli in human gastro-intestinal tract (pH 4.5-9) Bacteria Escherichia coli 7.2 to 7.8 Unitless 106518 Wilks JC, Slonczewski...
Number of microbial cells in human body Human Homo sapiens 10^14 (see BNID 113000 for more updated value of 3.8x10^13) microbial cells (mostly bacteria)/human body 102392 Savage DC. Microbial...
Estimates of contributions of VFA [volatile fatty acids] produced in different segments of digestive tract of various species to energy requirements of whole body Mammals Table - link % of energy requirements 111256 Bergman EN, Energy c...
Bend angle of A-tract (Adenine-tract) of DNA Generic 13.5 Degrees 103795 Rivetti C, Walker C,...
Normal doubling time in human intestinal tract Bacteria Escherichia coli 40 hours 102096 Michael A. Savageau, 1983...
Turnover of gastrointestinal cells Human Homo sapiens 3 to 4 enterocytes, goblet cells and enteroendocrine: ~21 Paneth cells Days 107812 Li HJ, Ray SK, Singh NK...
Gastrointestinal fluid volumes as determined by magnetic resonance imaging (MRI) Human Homo sapiens Table - link mL 110479 Schiller C, Fröhlich CP...