*  Calcifiers cover up changes in ocean pH › News in Science (ABC Science)
To measure the rate of calcium deposited by the animal, Jeffree says they dissolved radioisotope-labelled calcium in the ... "We periodically removed pieces of shell, dissolved it, and measured the incorporation of the radio isotope using radioactive ... says as pH levels fall protective structures such as shells that are based on calcium carbonate dissolve. ...
  http://www.abc.net.au/science/articles/2011/08/22/3297891.htm
*  List of MeSH codes (D01) - Wikipedia
... calcium radioisotopes MeSH D01.496.123.328 --- carbon radioisotopes MeSH D01.496.156.300 --- cerium radioisotopes MeSH D01.496. ... calcium radioisotopes MeSH D01.496.749.154 --- carbon radioisotopes MeSH D01.496.749.185 --- cerium radioisotopes MeSH D01.496. ... cobalt radioisotopes MeSH D01.496.360.400 --- gallium radioisotopes MeSH D01.496.381.550 --- gold radioisotopes MeSH D01.496. ... iron radioisotopes MeSH D01.496.532.500 --- mercury radioisotopes MeSH D01.496.586.520 --- nitrogen radioisotopes MeSH D01.496. ...
  https://en.wikipedia.org/wiki/List_of_MeSH_codes_(D01)
*  Intestinal Absorption of Metal Ions, Trace Elements and Radionuclides - 1st Edition
... use of radioisotopes to assess intestinal flux of calcium in humans; and calcium and structure of cell membranes. The ... Basis of Action of Hormones on Calcium Absorption Effects of pH and Counter-ion on Absorption of Metal Ions Vascular Factors in ... The Intestinal Absorption of Calcium Absorption of Iron and Chemically Related Metals in Vitro and in Vivo Intestinal ... The book takes a look at the intestinal absorption of sodium, calcium, and potassium, including sodium and potassium transport ...
  https://www.elsevier.com/books/intestinal-absorption-of-metal-ions-trace-elements-and-radionuclides/skoryna/978-0-08-015721-4
*  Calcium - Wikipedia
Many other calcium radioisotopes are known, ranging from 34Ca to 57Ca: they are all much shorter-lived than 41Ca, the most ... For example, calcium and phosphorus are supplemented in foods through the addition of calcium lactate, calcium diphosphate, and ... All four dihalides of calcium are known. Calcium carbonate (CaCO3) and calcium sulfate (CaSO4) are particularly abundant ... Calcium is the fifth most abundant element in the human body and the most abundant metal. Calcium ions play a vital role in the ...
  https://en.wikipedia.org/wiki/Calcium
*  NAVER Academic | Stimulation of Calcium Efflux from the Hagfish, Eptatretus cirrhatus, Gill Pouch by an Extract of Corpuscles...
This factor greatly increased calcium efflux from an isolated perfused gill pouch preparation and had no effect on calcium ... are quite unlike teleosts in that the Stannius corpuscle extract stimulates calcium efflux rather than inhibiting calcium ... Hagfish are thus similar to teleosts to the extent that they can and do maintain a plasma calcium concentration which is quite ... Hagfish regulated plasma total calcium at a concentration which was about 50% of that of the ambient seawater. Intact hagfish ...
  https://academic.naver.com/article.naver?doc_id=139542887
*  Ca2+ signalling in cultured smooth muscle cells from human bladder. - Nuffield Department of Surgical Sciences
Adenosine Triphosphate, Calcium, Calcium Channel Blockers, Calcium Radioisotopes, Carbachol, Cells, Cultured, Fluorescent Dyes ...
  https://www.nds.ox.ac.uk/publications/543504
*  Alkaline earth metal - Wikipedia
Beryllium-7, beryllium-10, and calcium-41 are trace radioisotopes; calcium-48 and barium-130 have very long half-lives and thus ... Calcium-48 is the lightest nuclide to undergo double beta decay. Calcium and barium are weakly radioactive: calcium contains ... Calcium as a material has been known since at least the first century, as the ancient Romans were known to have used calcium ... Of the six alkaline earth metals, beryllium, calcium, barium, and radium have at least one naturally occurring radioisotope; ...
  https://en.wikipedia.org/wiki/Alkaline_earth_metal
*  Could Coronary Artery Calcium Scan Be Useful In Screening Heart Disease?
A simple CT imaging technique called a coronary artery calcium scan may be particularly useful when screening for coronary ... Calcium and Vitamin Supplements Radioisotope Scan Osteoporosis Diet for Kidney stones Heart Healthy Heart Statins Mitral Valve ... Coronary Artery Calcium Score. Coronary calcium builds up at the site of coronary plaque, so a CAC scan can be effective in ... Calcium and Vitamin Supplements. Calcium and vitamin supplements are taken to provide the body with the ''required'' nutrients ...
  http://www.medindia.net/news/healthwatch/coronary-artery-calcium-scan-a-useful-tool-to-screen-heart-disease-168394-1.htm
*  Heart Calcium Scan Predictive of Diabetes-related Death from Cardiovascular Disease: Study
Calcium and Vitamin Supplements Radioisotope Scan Osteoporosis Diet for Kidney stones Death Facts Heart Healthy Heart ... Calcium and Vitamin Supplements. Calcium and vitamin supplements are taken to provide the body with the ''required'' nutrients ... CAC uses a CT scan to detect calcium build-up in the arteries of the heart. According to Bowden, the cost of the test is ... Radioisotope Scan Encyclopedia section of medindia gives general info about Nuclear Medicine ...
  http://www.medindia.net/news/heart-calcium-scan-predictive-of-diabetes-related-death-from-cardiovascular-disease-study-111936-1.htm
*  Studies on the role of Ca²⁺ in the pancreatic acinar cell - UBC Library Open Collections
removal (Petersen of observations by intracellular radioisotopes to - monitor calcium fluxes. Initial 16 - observations were ... passive levels Calcium diffusion of calcium therefore down its gradient. are various calcium by from the cellular the cytosol: ... Calcium A number addition of of a fragments for or amylase al such as calcium carried pancreas, (Hokin have 1966; Robberecht ... of 2 + is remained mediate Various the measurements 1978; to Stolze i n i t i a l of and 'Ca be determined calcium calcium ...
  https://open.library.ubc.ca/cIRcle/collections/ubctheses/831/items/1.0096391
*  Essays on radioisotopes - essay world war 2 causes
Radioisotope Calcium, Radium, Strontium reichern sich in den Knochen, Radioisotopen von Iod - in der Schilddrüse, Radioisotope ... Natural Essays on radioisotopes, radioisotopes in medicine a history of nuclear medicine no, essays on radioisotopes. thesis on ... Research paper on radioisotopes. Radioisotopes In Medicine Over 10,000 hospitals worldwide use radioisotopes in medicine, and ... Aktivitätskonzentrationen der Radioisotope von Caesium. Radioisotopes in medicine, nuclear medicine, the use of radioisotopes ...
  http://picadillybackpackers.com/3090-essays-on-radioisotopes.php
*  Diffusion of45Ca in bovine enamel | SpringerLink
Kukura, M., Bell, L.C., Posner, A.M., Quirk, J.P.: Radioisotope determination of the surface concentration of calcium and ... Groer, P.G., Marshall, J.H.: Mechanism of calcium exchange at bone surfaces. Calcif. Tiss. Res.12, 175-192 (1973)Google Scholar ... Den Hartog, H.W., Welch, D.O., Royce, B.S.H.: The diffusion of calcium, phosphorus and OD− ions in fluorapatite. Phys. Stat. ... Kibby, C.L., Hall, W.K.: Surface properties of calcium phosphates. In: The chemistry of biosurfaces (M.L. Hair, ed.), New York ...
  https://link.springer.com/article/10.1007/BF02223297
*  Extracellular matrix production and calcium carbonate precipitation by coral cells in vitro | PNAS
Cells were washed until the supernatant did not contain radioisotope (five washes). Pellets were then resuspended in 0.5 ml of ... Calcium Carbonate Precipitation.. After ≈2 weeks in culture, calcium carbonate-like particles, ranging in size from 20 to 100 ... For example, both calcium carbonate precipitation in coral skeleton and calcium phosphate precipitation in bone result from ... which facilitates controlled deposition of a calcium carbonate skeleton; and (iii) the calcium carbonate skeleton itself, which ...
  http://www.pnas.org/content/105/1/54
*  Environmental radioactivity - Wikipedia
This paper also reports details of the effect of potassium, ammonium and calcium ions on the uptake of the radioisotopes. ... Some of these radioisotopes are tritium, carbon-14 and phosphorus-32. Here is a list of radioisotopes formed by the action of ... This radioisotope can be released from the nuclear fuel cycle; this is the radioisotope responsible for the majority of the ... In addition some natural radioisotopes are present. A recent paper reports the levels of long-lived radioisotopes in the ...
  https://en.wikipedia.org/wiki/Environmental_radioactivity
*  Nuclear fuel cycle - Wikipedia
This paper also reports details of the effect of potassium, ammonium and calcium ions on the uptake of the radioisotopes. In ... Just because a radioisotope is released it does not mean it will enter a human and then cause harm. For instance, the migration ... Most nuclear fuel is uranium dioxide, which is a cubic solid with a structure similar to that of calcium fluoride. In used fuel ... If the radioisotope is tightly bound to the minerals in the soil, then less radioactivity can be absorbed by crops and grass ...
  https://en.wikipedia.org/wiki/Nuclear_fuel_cycle
*  Welcome to LibAge, the ageing reference resource
Calcium Radioisotopes/toxicity *Cell Aging/physiology *Cytokines/physiology *Genes, Retinoblastoma *Humans *Immunologic ...
  http://libage.ageing-map.org/entries/tags/1334/
*  Major and Trace Elements and Cosmic-Ray Produced Radioisotopes in Lunar Samples | Science
Results for argon-39 from the reaction potassium-39 (n,p), and for argon-37, from the reaction calcium-40 (n,a), seem to ... A striking similarity for contents of seven elements in lunar metal and metal from the calcium-rich achondrite Juvinas was ... Major and Trace Elements and Cosmic-Ray Produced Radioisotopes in Lunar Samples ... Major and Trace Elements and Cosmic-Ray Produced Radioisotopes in Lunar Samples ...
  http://science.sciencemag.org/content/167/3918/523
*  3. Chondritic meteorites
Material rich in calcium and aluminium reached the highest temperatures because the radioisotopes 41Ca and 26Al generated the ... Millimetre-sized inclusions rich in oxides and silicates of calcium, aluminium and magnesium, known as 'CAIs' (calcium- ... Thereafter, calcium- and aluminium-rich material typically condensed out before silicate-rich material because it had a higher ... Dated (on the basis of modern radioisotope decay rates) to around 4.56 billion years ago, they are thought to be the oldest ...
  http://www.earthhistory.org.uk/the-old-world-destroyed/chondritic-meteorites
*  Bioremediation of radioactive waste - Wikipedia
Several radioisotopes of strontium, for example, are recognized as analogs of calcium and incorporated within Micrococcus ... Radioisotopes can be transformed directly through changes in valence state by acting as acceptors or by acting as cofactors to ... The radioisotope interact with binding sites of metabolically active cells and is used as terminal electron acceptor in the ... Moreover, in groundwater abound radius radioisotopes such as radium-226 and radium-228 (228Ra). They are also habitual in ...
  https://en.wikipedia.org/wiki/Bioremediation_of_radioactive_waste
*  Patent US3334050 - Organic carbonaceous matrix with radioisotope dispersed therein - Google Patents
... calcium, barium, scandium, titanium, chromium, manganese, iron, cobalt, nickel, copper, zinc, yttrium,'zirconium, indium, ... When longer lived radioisotopes are employed, resins are used which are more radiation resistant. Such materials are known to ... Radioisotope-containing microspheres. US3663685 *. Apr 1, 1968. May 16, 1972. Minnesota Mining & Mfg. Biodegradable radioactive ... Particularly useful radioisotopes are the short-lived isotopes such as yttrium-90, ytterbium-169, scandium-46, chromium-51 and ...
  http://www.google.com/patents/US3334050?dq=4,923,986
*  Fission products (by element) - Wikipedia
The strontium radioisotopes are very important as strontium is a calcium mimic which is incorporated in bone growth and ... It is the most significant radioisotope left in the area around Chernobyl. IAEA map Caesium-134 is found in spent nuclear fuel ...
  https://en.wikipedia.org/wiki/Fission_products_(by_element)
*  Isotopes of calcium - Wikipedia
The most stable artificial radioisotope is 45Ca, with a half-life of 163 days. All other calcium isotopes have half-lives of ... Calcium (20Ca) has 24 isotopes, from 34Ca to 57Ca. There are five stable isotopes (40Ca, 42Ca, 43Ca, 44Ca and 46Ca), plus one ... Calcium also has a cosmogenic isotope, radioactive 41Ca, which has a half-life of 102,000 years. Unlike cosmogenic isotopes ... Calcium. ed. A. Jorgenson and C. Cleveland. Encyclopedia of Earth, National Council for Science and the Environment, Washington ...
  https://en.wikipedia.org/wiki/Isotopes_of_calcium
*  Nicotine Enhancement of Dopamine Release by a Calcium-Dependent Increase in the Size of the Readily Releasable Pool of Synaptic...
... that do not activate ionotropic receptors underscores the advantages of taking a biochemical approach to measuring radioisotope ... causing depolarization-gated calcium entry through neuronal calcium channels that trigger exocytosis. ... Nicotine Enhancement of Dopamine Release by a Calcium-Dependent Increase in the Size of the Readily Releasable Pool of Synaptic ... Nicotine Enhancement of Dopamine Release by a Calcium-Dependent Increase in the Size of the Readily Releasable Pool of Synaptic ...
  http://www.jneurosci.org/content/24/50/11328