Results
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Property | Organism | Value | Units | ID | Details |
---|---|---|---|---|---|
Composition of myelin | Metazoa animals | lipids 70 - 80: protein 20 - 30 | % | 114494 | Hildebrand C, Remahl S... |
Fraction of brain that is constituted by white matter | Human Homo sapiens | >40 | % | 114485 | Hildebrand C, Remahl S... |
Halflife of sodium channel | Mammals | in cultured mouse neuroblastoma cells ~1 day: in rabbit Schwann cells in vitro 2 days | days | 114486 | Hildebrand C, Remahl S... |
By the end of the first postnatal month corticospinal conduction velocities reach | Cat | 12 - 20 | m/sec | 114495 | Hildebrand C, Remahl S... |
Comparison of white matter to gray matter in brain | Unspecified | energy use: white matter is 3-fold lower than gray matter: density of synapses: 80 fold lower | N/A | 111650 | Harris JJ, Jolivet R... |
Diameter of axon above which the great majority of axons are myelinated | Metazoa animals | >0.3 | µm | 110609 | Harvey A. Swadlow and... |
Number of subtypes of retinal neurons | Vertebrates | ~60 | subtypes | 117170 | Bloomfield SA, Völgyi... |
Percent of total serotonin produced in enterochromaffin cells | Various | 90 | Percent | 102687 | Indiana University school... |
Influx of Ca2+ triggerred by presynaptic action potential | Rat Rattus norvegicus | 12000 | Ca2+/vesicle released | 108626 | Attwell D, Laughlin SB.... |
Axon diameter in the optic nerve | North American opossum Didelphis virginiana | myelinated 0.3-6.7µm (mean 1.6µm): unmyelinated 0.2-1.6µm (mean 0.6µm) | µm | 112118 | Kirby MA, Clift-Forsberg L... |
Number of calcium ions required to release neurotransmitter vesicle at presynaptic cleft | vertebrates | 200-13,000 | Calcium ions/released vesicle | 103549 | Laughlin SB, de Ruyter... |
Number of neurons in larval brain of Drosophila | Fruit fly Drosophila melanogaster | 10,000-15,000 | neurons | 101672 | Scott et al. A Chemosensory... |
Number of vertebras in tetrapods | Vertebrates | Table - link | N/A | 102471 | George C. Kent 1973 ... |
Distribution and incidence rates of primary (malignant and non-malignant) brain and central nervous system tumors | Human Homo sapiens | Table - link | N/A | 103941 | Central Brain Tumor Registry... |
Biophysical and physiological parameters used in simulations (squid axon and mammalian pyramidal cell) | Metazoa animals | Table - link | N/A | 109242 | Faisal AA, White JA,... |
Percent of white matter metabolic rate out of grey metabolic rate | Mammals | 50-75 | % | 103270 | Rolfe DF, Brown GC. Cellular... |
Diameter of smallest axons in the central nervous system | Metazoa animals | ~0.1 | µm | 110608 | Harvey A. Swadlow and... |
Glutamine level in plasma in sedentary animal | Rat Rattus norvegicus | 940 (±13) | nmol/mL | 107548 | dos Santos RV, Caperuto EC... |
Typical synaptic cleft distance | Unspecified | 20-40 | nm | 100721 | http://faculty.washi... |
Distance between parallel membranes in glutamatergic synapse | Unspecified | ~25 | nm | 112017 | O'Rourke NA, Weiler NC... |