Results
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| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Radius of Calcium ion | Biosphere | 0.99 | Angstrom | 104164 | Stein, Wilfred D., Transport... |
| Free cytosolic calcium concentration | Budding yeast Saccharomyces cerevisiae | 0.05 and 0.5 | μM | 107761 | van Eunen K et al., Measuring... |
| Speed of fast calcium waves | Various | 10 - 50 | µm/sec | 111508 | Vermot J, Fraser SE,... |
| Calcium concentration in resting egg cell | Sea urchin Lytechinus pictus | 144 (±10) | nM | 107035 | Poenie M, Alderton J... |
| Total calcium(2+) in frog egg | African clawed frog Xenopus laevis | 6.5E-09 (5E-9 to 8E-9) | mol | 100486 | Slack C, Warner AE, Warren... |
| Types of Calcium channels in vertebrates | Vertebrates | Table - link | N/A | 106546 | Hille B., Ion channels... |
| Fraction of skeleton by weight that is calcium phosphate | Human Homo sapiens | ≤60 | % | 107488 | Editor: Dr. Robert A. Meyers... |
| Fraction of calcium in body that is in skeleton | Human Homo sapiens | 99 | % | 107489 | Editor: Dr. Robert A. Meyers... |
| Half-time of calcium influx and efflux in fast and slow phase | HeLa cell line | influx fast 1.54min: infux slow 31min: efflux fast 1.58min: efflux slow 11min | min | 115569 | Borle AB. Kinetic analyses... |
| Calcium levels in dendritic regions near activated input fibers | Guinea Pig Cavia porcellus | ≤2 - 10 | µM | 112533 | Regehr WG, Tank DW. Calcium... |
| Calcium concentration in cytosol of neutrophil | Cow Bos Taurus | 85 (±5) | nM | 107034 | Gennaro R, Pozzan T,... |
| Free calcium(2+) intercellular blastocoel concentration | African clawed frog Xenopus laevis | 1.12 (±0.04) | mM | 100485 | Rink et al. Free calcium... |
| Concentration of calcium ion in resting mitochondria | Mammalian tissue culture cell | 310 (±30) | nM | 101700 | Akos A. Gerencser and... |
| Fraction of the whole cell Ca2+ current carried by P/Q channel (P-type calcium channel ("Purkinje") /Q-type calcium channel) in chromaffin cells | Mammals | bovine 50%: human 60%: pig & cat 5%: rat 20%: mouse (early study) ~30% (more recent study) 15% | % of the whole cell Ca2+ current | 113140 | García AG et al., Calcium... |
| Rate of spread of calcium waves through the astrocytic syncytium | Unspecified | ~100 | µm/sec | 117116 | Abbott NJ, Rönnbäck L... |
| Mitochondrial calcium channel density in the inner mitochondrial membrane | Mammalian tissue culture cell | ~10-40 | channels/µm^2 | 110626 | Kirichok Y, Krapivinsky G... |
| elemental composition - percent calcium in dry mass | Bacteria Escherichia coli | 0.05 | % | 100656 | Physiology of the Bacterial... |
| Fraction of global calcium carbonate production that calcification (formation of an external skeleton through the transformation of dissolved inorganic carbon, into calcium carbonate (CaCO3)) accounts for | Biosphere | ~15 | % | 114508 | Bertucci A et al., Carbonic... |
| Calcium concentration in the ECF or in the lumen of intracellular reticular systems | Unspecified | 2 to 5 | mM | 107491 | Editor: Dr. Robert A. Meyers... |
| Fraction of the whole cell Ca2+ current carried by N channel (N-type calcium channel) | Mammals | pig ≤80%: cat 45%: bovine, rat, mouse & human chromaffin cells 30% | % of the whole cell Ca2+ current | 113139 | García AG et al., Calcium... |