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| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Brain volume | Human Homo sapiens | 1.5 | liter | 112053 | Drachman D (2005). "Do... |
| brain weights and composition | Generic | Database - link | N/A | 100688 | http://faculty.washi... |
| Distance of individual neuron from a brain capillary | Rat Rattus norvegicus | rarely >8–20 | µm | 117110 | Abbott NJ, Rönnbäck L... |
| Elastic modulus of brain soft tissue | Mammals | 0.5 to 1.0 | kPa | 106646 | Leipzig ND, Shoichet... |
| Brain tumor volume | Human Homo sapiens | 22-85 | cm^3 | 103938 | Goldberg-Zimring D, Talos IF... |
| Relative brain weight | Human Homo sapiens | 2-2.5 | Percent | 104074 | Amazing numbers in biology... |
| Brain energy usage | Mammals | 33 to 50 in neocortex: 21 in the whole brain | μmol ATP/g/min | 108674 | Attwell D, Laughlin SB.... |
| Volume of brain | Bee Apis mellifera | ~1 | mm^3 | 109327 | Menzel R, Giurfa M. Cognitive... |
| Average brain weight | Human Homo sapiens | 1300 - 1400 | gram | 100689 | http://faculty.washi... |
| Number of neurons in larval brain of Zebrafish (168 hours post fertilization) | Zebrafish Danio rerio | 78000 | neurons | 101673 | Hill, et al. Neurode... |
| Fraction of mass of different parts of brain out of total brain mass | Human Homo sapiens | 81.8% cerebral cortex 10.3% cerebellum 7.8% rest of brain Figure link - link | % | 106398 | Azevedo FA, Carvalho LR... |
| Distribution of of neurons in adult brain | Human Homo sapiens | 19% Cerebral cortex: 80.2% cerebellum: 0.8% rest of brain. Figure link - link | % | 106323 | Azevedo FA, Carvalho LR... |
| Mutant frequency in brain | Mouse Mus musculus | young mice 4.8e-5 old mice 5.0e-5 | mutant frequency (uncertain units ?) | 110458 | Busuttil RA, Garcia AM... |
| GABA concentration in brain | Unspecified | 1 | mM | 115055 | Krnjević, K. "Chemical... |
| Number of neurons in adult male brain | Human Homo sapiens | 8.61e+10 (±8.12×10^9) | Unitless | 106322 | Azevedo FA, Carvalho LR... |
| Surface area of (1.3 kg) brain | Human Homo sapiens | ~20 | m^2 | 117111 | Abbott NJ, Rönnbäck L... |
| Brain metabolic cost out of whole body | Mammals | 2% - 10% non-humans: 20% humans | % | 110878 | Herculano-Houzel S. Scaling... |
| Number of neurons in brain | Bee Apis mellifera | ~960,000 | neurons | 109328 | Menzel R, Giurfa M. Cognitive... |
| Loss of brain weight from ages 50 - 90 | Human Homo sapiens | 2-3 | % per decade | 113114 | Stark AK, Pakkenberg... |
| Neocortex fraction of brain volume | Mammals | 14% in basal insectivores: 80% in humans | % | 110875 | Herculano-Houzel S, Mota B... |