Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A calcium-binding substance produced by osteoblasts that is essential to bone mineralization and can be used as a biomarker for osteoporosis. It may also act as a hormone to increase insulin production and insulin sensitivity.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biology A protein found in bone and dentin, manufactured by osteoblasts. It plays a role in mineralization and calcium ion homeostasis.

Etymologies

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Examples

  • Early this year, Dr. Karsenty's team published a study demonstrating that in mice a protein called osteocalcin, which is produced by bone-forming cells called osteoblasts, binds to a specific receptor on cells of the testes.

    NYT > Home Page

  • Early this year, Dr. Karsenty's team published a study demonstrating that in mice a protein called osteocalcin, which is produced by bone-forming cells called osteoblasts, binds to a specific receptor on cells of the testes.

    NYT > Home Page

  • The first clue that the skeleton may have an important role in regulating blood glucose came in 2007 when Dr. Karsenty discovered that a hormone released by bone - known as osteocalcin - can regulate glucose levels.

    EurekAlert! - Breaking News

  • The first clue that the skeleton may have an important role in regulating blood glucose came in 2007 when Dr. Karsenty discovered that a hormone released by bone - known as osteocalcin - can regulate glucose levels.

    Newswise: Latest News

  • For our bones to be optimally healthy, one of the proteins found in bone-a protein called osteocalcin-needs to be chemically altered through the process of carboxylation.

    The World's Healthiest Foods

  • The first clue that the skeleton may have an important role in regulating blood glucose came in 2007 when Dr. Karsenty discovered that a hormone released by bone - known as osteocalcin - can regulate glucose levels.

    PhysOrg.com - latest science and technology news stories

  • For our bones to be optimally healthy, one of the proteins found in bone-a protein called osteocalcin-needs to be chemically altered through the process of carboxylation.

    The World's Healthiest Foods

  • The mechanics of vitamin K2 are that it activates a bone protein called osteocalcin, which binds calcium in the bones, thus preventing calcium from moving into the bloodstream and being deposited in the arteries, with often fatal consequences.

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  • For our bones to be optimally healthy, one of the proteins found in bone-a protein called osteocalcin-needs to be chemically altered through the process of carboxylation.

    The World's Healthiest Foods

  • Vitamin K, abundant in these plants, plays a role in building the bone protein osteocalcin and binding calcium to the bone matrix.

    Carrie Wiatt, M.S.: Keep Your Bones Strong After Menopause

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