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Topic: Vanadium


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In the News (Fri 25 Jul 14)

  
  Vanadium - Supplements
Vanadium is thought to play a role in metabolism of carbohydrates and may have functions in cholesterol and blood lipid metabolism.
Vanadium or the most common supplemental form -vanadyl sulfate - is thought to mimic the physiological effects of insulin by a mechanism which remains unclear.
Vanadium is now considered to be an essential trace mineral and 10mcg (micrograms) per day is thought to satisfy the body's needs (our diets probably contain about 10-30mcg of vanadium per day).
www.supplementwatch.com /supatoz/supplement.asp?supplementId=288   (764 words)

  
  AccessAtlanta Health : Integrative Medicine  :  Supplements   :  Vanadium | AccessAtlanta
Vanadium is an essential trace mineral that is present in varying amounts in the soil and in many foods.
While it is thought that trace amounts of vanadium are essential in the diet, it is not clear what role it plays in the body or whether too little vanadium has any effect on the body.
Use of vanadium is not advised because of the potential toxic effects associated with high doses of this mineral.
www.accessatlanta.com /health/altmed/shared/health/alt_medicine/ConsSupplements/Vanadiumcs.html   (997 words)

  
  vanadium. The Columbia Encyclopedia, Sixth Edition. 2001-05
Vanadium is recovered from these ores largely as the pentoxide; the pentoxide is also recovered during phosphorus production in Idaho and from certain crude oils and petroleum ashes.
Vanadium compounds, especially the pentoxide, are used in the ceramics, glass, and dye industries, and are important as catalysts in the chemical industry.
Vanadium was discovered in 1801 by A. del Rio, who called it erythronium; however, it was mistaken for impure chromium.
www.bartleby.com /65/va/vanadium.html   (315 words)

  
  Vanadium - Wikipedia, the free encyclopedia
Vanadium is a chemical element in the periodic table that has the symbol V and atomic number 23.
Vanadium foil is used in cladding titanium to steel.
Vanadium is essential to ascidians or sea squirts in Vanadium Chromagen Proteins.
en.wikipedia.org /wiki/Vanadium   (1185 words)

  
 Vanadium   (Site not responding. Last check: 2007-11-07)
Vanadium is a metallic element with atomic number 23 and atomic symbol V. Vanadium is a transition element that exists in several oxidation states, including +2, +3, +4 and +5.
Vanadium is widely found in nature in the form of minerals, as well as in living matter, such as the human body.
Vanadium is showing promise in the treatment of both type 1 and type 2 diabetes, but this work is still preliminary and utilizes pharmacological doses of vanadium with unknown long-term safety consequences.
gettingwell.com /drug_info/nmdrugprofiles/nutsupdrugs/van_0258.shtml   (1117 words)

  
 Vanadium   (Site not responding. Last check: 2007-11-07)
Vanadium of 99.3 to 99.8% purity was not produced until 1922.
Vanadium foil is used as a bonding agent in cladding titanium to steel.
Vanadium pentoxide is used in ceramics and as a catalyst.
www.scescape.net /~woods/elements/vanadium.html   (408 words)

  
 Vanadium (V) - Chemical properties, Health and Environmental effects
Vanadium is a rare, soft, ductile gray-white element found combined in certain minerals and used mainly to produce certain alloys.
Vanadium alloys are also used in nuclear reactors because vanadium has low neutron-adsorption abilities and it doesn not deform in creeping under high temperatures.
Vanadium compounds are not regarded as serious hazard, however, workers exposed to vanadium peroxide dust were found to suffer severe eye, nose and throat irritation.
www.lenntech.com /Periodic-chart-elements/V-en.htm   (658 words)

  
 Vanadium   (Site not responding. Last check: 2007-11-07)
Vanadium is found in about 65 different minerals among which are carnotite, roscoelite, vanadinite, and patronite, important sources of the metal.
Vanadium is also found in phosphate rock and certain iron ores, and is present in some crude oils in the form of organic complexes.
Pure vanadium is a bright white metal, and is soft and ductile.
neon.mems.cmu.edu /27201/periodic/23.html   (407 words)

  
 Vanadium
Vanadium not only improved the rats' cardiovascular performance, it also regulated the levels of glucose in their blood and prevented the formation of cataracts.
Vanadium and iodine interacted such that, as dietary iodine was increased, plasma glucose increased in the vanadium-deficient rats but decreased in the vanadium-supplemented rats.
Vanadium has been reported to affect numerous physiological processes; however, a demonstration that vanadium deficiency consistently impairs biological function is lacking.
www.ithyroid.com /vanadium.htm   (613 words)

  
 Vanadium
Vanadium is a metallic element with atomic number 23 and atomic symbol V. Vanadium is a transition element that exists in several oxidation states, including +2, +3, +4 and +5.
Vanadium is widely found in nature in the form of minerals, as well as in living matter, such as the human body.
Vanadium is showing promise in the treatment of both type 1 and type 2 diabetes, but this work is still preliminary and utilizes pharmacological doses of vanadium with unknown long-term safety consequences.
www.pdrhealth.com /drug_info/nmdrugprofiles/nutsupdrugs/van_0258.shtml   (1117 words)

  
 Vanadium   (Site not responding. Last check: 2007-11-07)
Upon intake, vanadium is used rapidly by the body and we absorb a modest 5-10 percent of this mineral.
Due to this characteristic, vanadium levels may be in direct correlation to irregular conditions associated with psychosis of the brain.
Vanadium may also negatively impact the reproductive abilities of both male and females, increase cholesterol and triglyceride levels, and incidence of infant mortality.
www.supplementnews.org /vanadium   (1018 words)

  
 ATSDR - ToxFAQs™: Vanadium and Compounds
Vanadium is a compound that occurs in nature as a white-to-gray metal, and is often found as crystals.
Vanadium and vanadium compounds can be found in the earth's crust and in rocks, some iron ores, and crude petroleum deposits.
Vanadium in the form of vanadium oxide is a component in special kinds of steel that is used for automobile parts, springs, and ball bearings.
www.atsdr.cdc.gov /tfacts58.html   (963 words)

  
 Chemistry : Periodic Table : vanadium : key information
Small and large samples of vanadium foil like this can be purchased via their web catalogue from Advent Research Materials via their web catalogue.
Pure vanadium is a greyish silvery metal, and is soft and ductile.
Vanadium is available commercially and production of a sample in the laboratory is not normally required.
www.webelements.com /webelements/elements/text/V/key.html   (292 words)

  
 Supplements: Vanadium
At the end of the last century, vanadium was thought to be a cure for various diseases, but it turned out to be toxic at the high doses prescribed.
Vanadium improves blood sugar control in experimental animals with type 1 and type 2 diabetes mellitus; however, no human studies have been conducted to support these findings.
The effects of vanadium are reduced by some psychiatric medications (for example, phenothiazines, monoamine oxidase inhibitors).
www.spineuniverse.com /displayarticle.php/article1114.html   (819 words)

  
 | Vanadium, Diabetes, Heart Disease |
Vanadium was once administered as a cure for various diseases, but it was toxic at the high doses that were prescribed.
Vanadium is poorly absorbed by the body once ingested, with as much as 95% eliminated.
Vanadium improves insulin sensitivity and glucose tolerance in Type I and Type II diabetes mellitus in experimental animals; however, supporting data on humans are not available.
www.wellfx.com /InfoBase/vitamin_Vanadium_.html   (764 words)

  
 Vanadium   (Site not responding. Last check: 2007-11-07)
Vanadium is an ultra-trace mineral found in the human diet and body.
Vanadium is found in very small amounts in a wide variety of foods, including seafood, cereals, mushrooms, parsley, corn, soy, and gelatin.
Vanadium: A modifier of drug metabolizing enzyme patterns and its critical role in cellular proliferation in transplantable murine lymphoma.
www.vitaminevi.com /Supp/Vanadium.htm   (359 words)

  
 Vanadium - herbs 2000.com
Vanadium is an essential nutrient in human nutrition, an ultra-trace mineral found in the human diet and body.
Vanadium is found in the following products: buckwheat, parsley, soybeans, sunflower seed oil, oats, olive oil, sunflower seeds, corn, green beans, peanut oils, carrots, cabbage, garlic, tomatoes, radishes, whole wheat, onions, beets, apples, plums, lettuce.
Vanadium is found in very small amounts in a wide variety of foods, including seafood, cereals, mushrooms, parsley, corn, soy, and gelatin.
www.herbs2000.com /minerals/vanadium.htm   (383 words)

  
 Eniva Corporation – Products - Vanadium
Vanadium has shown promise in research trials helping the body achieve healthy sugar levels.* It may help promote healthy glucose levels in people with a lack of sensitivity to insulin by increasing this sensitivity.
Vanadium is an ultra-trace mineral found in the human diet and the human body.
Vanadium has not yet proven to be an essential mineral for humans, and researchers caution that long-term safety of large amounts of Vanadium ingestion remains unknown.
www.eniva.com /products/prod_min_vanadium.html   (952 words)

  
 C&EN: IT'S ELEMENTAL: THE PERIODIC TABLE - VANADIUM
Since the turn of the past century, vanadium has been known to be accumulated to very high levels by ascidians (also known as tunicates or sea squirts), yet even today, the biological function of the sequestered vanadium remains a mystery.
Vanadium bromoperoxidase (V-BrPO) is abundant in marine algae and catalyzes the oxidation of halides (Cl, Br, or I
Vanadium pentoxide is used commercially as a catalyst in the contact process for preparing sulfuric acid, and as a mordant, a material that permanently fixes dyes to fabrics.
pubs.acs.org /cen/80th/print/vanadium.html   (790 words)

  
 vanadium
World production of vanadium pentoxide is 60 000 tonnes (160 million pounds or 7250 tonnes) of which 40 per cent is produced by South Africa (the balance being China at 25 per cent and Russia at 20 per cent) and is growing by 6 per cent per year.
Vanadium is used as an alloy for steel (85 per cent of use) and a smaller amount for titanium.
A vanadium pentoxide project operates at Windimurra (80 km SE of Mt Magnet, and 500km north east of Perth) in Western Australia by Precious Metals Australia and Swiss-based Xstrata, offshoot of Glencore International (Glencore is also a partner in nickel project at Murrin Murrin) which has vanadium production facilities in South Africa.
www.chemlink.com.au /vanadium.htm   (1154 words)

  
 VANADIUM
Vanadium (V), atomic number 23, is a trace element that is present at low levels (nanograms per gram or less) in most plant and animal tissues.
Vanadium at pharmacological (i.e., non-nutritional) levels is known to have hypoglycemic and hypolipidemic effects.
Vanadium is sometimes used informally by body builders; however, this practice is without scientific backing or verifiable evidence of a positive effect.
www.tjclarkminerals.com /minerals/vanadium.htm   (447 words)

  
 vanadium
Vanadium foil is used as a bonding agent in cladding titanium to steel.
The principal use of vanadium is as an alloying addition to iron and steel, particularly in high strength steels and, to a lesser extent, in tool steels and castings.
Numerous exposures to vanadium compounds have occurred during the cleaning of oil fired burners, where the dust is generated from the residual oil ash of high vanadium content oil.
www.speclab.com /elements/vanadium.htm   (2685 words)

  
 American Elements: Vanadium Supplier & Technical Information
Vanadium is highly resistant to corrosion, so it is commonly used to alloy stainless steel grades.
Vanadium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder.
Vanadium is available in soluble forms including chlorides, nitrates and acetates.
www.americanelements.com /vv.html   (416 words)

  
 Jumpgate - Database:Commodities:Vanadium   (Site not responding. Last check: 2007-11-07)
Vanadium is one of the hardest of all metals, and thus quite valuable.
Because of its hardness and great tensile strength, vanadium metal is used in many alloys.
As a catalyst, vanadium has largely replaced platinum in the manufacture of plasma gun barreling.
www.jossh.com /database/commodities/vanadium.html   (56 words)

  
 CRB Fundamentals
Vanadium is a silvery-white, soft, ductile, metallic element with the atomic symbol V and the atomic number 23.
Vanadium is one of the hardest of all metals.
US imports of vanadium were mainly in the form of ore, slag and residues with 3,330 metric tons of imports in 2002, up 12% from 2,980 metric tons in 2001.
www.crbtrader.com /fund/articles/vanadium.asp   (441 words)

  
 Vanadium
Vanadium is found in very small amounts in a wide variety of foods, including breakfast cereals, canned fruit juices, wine, beer, buckwheat, parsley, soy, oats, olive oil, sunflower seeds, corn, green beans, peanut oil, carrots, cabbage, and garlic.
Vanadium has been proposed as a treatment for diabetes, based on promising studies in animals and a few small human trials.
Vanadium is also sometimes used as a sports supplement by bodybuilders, but there is no evidence that it is effective.
www.mbmc.org /healthgate/GetHGContent.aspx?token=9c315661-83b7-472d-a7ab-bc8582171f86&chunkiid=21881   (1171 words)

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