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Property Organism Value Units ID Details
Number of vesicles in Calyx of Held presynaptic terminal Rat Rattus norvegicus electron microscopy study ≥70,000: another study ~188,000 vesicles 112443 Rizzoli SO, Betz WJ....
Postsynaptic area Rat Rattus norvegicus 0.03 - 0.1 μm^2 111655 Harris JJ, Jolivet R...
Number of AMPA receptors opened by a single vesicle Rat Rattus norvegicus 10 - 70 AMPA receptors 111653 Harris JJ, Jolivet R...
Total apposition area - total area of membrane apposed to the motor neuron surface Turtle Trachemys scripta elegans mean 1.46±0.98: range 0.1-4.0 µm^2 115069 Yeow MB, Peterson EH....
Maximum endocytosis rate at hippocampal synapses in culture Rat Rattus norvegicus ∼1 vesicle/sec 112563 Kuromi, H., & Kidokoro...
Duration of synaptic formation in cultured neurons Rat Rattus norvegicus <60 min 112035 Hopf FW, Waters J, Mehta S...
Number of different proteins in Unspecified synaptic vesicle fraction >400: clathrin-coated vesicle ~200: synaptosome >3,000 different proteins 112019 O'Rourke NA, Weiler NC...
Number of synapses/neuron at different neuronal densities in vitro Rat Rattus norvegicus <500 neurons/mm^2 387.7±144.6 synapses/neuron: 500–4500 neurons/mm^2 157.1±69.0 synapses/neuron synapses/neuron 106651 Cullen DK, Gilroy ME...
Chemical synaptic delays relative to electrical synapses at physiological (mammalian body) temperatures Rat Rattus norvegicus 150 µsec 117167 Connors BW, Long MA....
Percent of synapses in the brain that use chemical transmission Human Homo sapiens >=99 Percent 102697 Greengard P. The neurobiology...
Effects of 2-month corticosterone administration on brain, body, and peripheral organ weight Rat Rattus norvegicus Table - link N/A 107574 Tata DA, Marciano VA...
Diameter of large and small dense-core vesicles Rat Rattus norvegicus 90 to 120 large dense-core vesicles: ~80 small dense-core vesicles nm 107573 Ostroff LE, Cain CK, Jindal N...
Number of ions that enter the postsynaptic terminal for each glutamate released Eukaryotes ~100 ions/glutamate released 108668 Attwell D, Laughlin SB....
Postsynaptic area activated by a quantum of neurotransmitter Vertebrates <2 µm^2 107299 Scimemi A, Beato M. ...
Total vesicle population in each bouton in cultured hippocampal neurons Mouse Mus musculus 100 - 200 vesicles 112558 Rizzoli SO, Betz WJ....
Adult cerebellar granule cell membrane resistance Mouse Mus musculus ~1 GΩ 111656 Harris JJ, Jolivet R...
Size of synaptic cleft Human Homo sapiens 20 to 40 nm 108451 The Dana Foundation-a...
Fraction of ATP produced in central nervous system Unspecified mitochondria (using the citric acid cycle followed by oxidative phosphorylation) ~93: glycolysis ~7 % 111657 Harris JJ, Jolivet R...
Age (of cell) in which newly generated granule cells begin to make functional afferent and efferent connections (after having migrated into the granule cell layer of the DG (dentate gyrus, in hippocampus)) in adult animals Mouse Mus musculus ~2 weeks of age of granule cell 117233 Josselyn SA, Frankland...
Fraction of action potentials that trigger release from most presynaptic nerve terminals Unspecified 10 - 20 % of action potentials 111277 Sudhof TC. The synaptic...