Definitions

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

  • noun An enzyme that is found in the telomeres of chromosomes in germ cells, stem cells, and most cancer cells and that preserves the length of telomeres across cell divisions.

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

  • noun biochemistry, genetics An enzyme in eukaryotic cells that adds a specific sequence of DNA to the telomeres of chromosomes after they divide; gives the chromosomes stability over time.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an enzyme in eukaryotic cells that can add telomeres to the ends of chromosomes after they divide

Etymologies

Sorry, no etymologies found.

Examples

  • I was working with an enzyme called telomerase, which is found only in cancer cells.

    CNN Transcript Mar 17, 2004

  • The researchers will focus on an enzyme called telomerase, which is believed to play a key role in enabling cells to renew themselves, and which in adult hearts is found mainly in the specialised cardiac progenitor cells.

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  • By providing, with its RNA, a template for DNA synthesis, telomerase is able to build a platform onto the end of the molecule from which other DNA-synthesizing enzymes can then operate.

    The 2009 Nobel Prize in Physiology or Medicine - Speed Read

  • Combining both protein and RNA components, telomerase is a reverse transcriptase which adds telomere DNA to the ends of molecules using an RNA template.

    The 2009 Nobel Prize in Physiology or Medicine - Speed Read

  • We know that telomerase is the enzyme that is needed to put the repeats on.

    Carol W. Greider - Interview

  • Specifically, an analysis of meditators 'white blood cells showed a 30 percent increase in an enzyme called telomerase, a chemical essential to the long-term health of the body's chromosomes and cells.

    Wray Herbert: New Meditation Research: Putting the 'Om' in 'Chromosome'

  • Moreover, when fighting infections, T-cells can turn on an enzyme called telomerase, which can prevent the telomeres from shortening....

    Archive 2008-11-01

  • Moreover, when fighting infections, T-cells can turn on an enzyme called telomerase, which can prevent the telomeres from shortening....

    Astragalus Root Can Prevent Telomere Shortening

  • The mice involved in the study were given an enzyme called telomerase, 4-OHT, to reactivate the telomeres in the body.

    Yahoo! News: Business - Opinion

  • GV1001, made by South Korean pharmaceutical company KAEL GemVax, contains a fragment of an enzyme called telomerase, which is normally found in human embryos and which cancer cells use to divide unchecked.

    Evening Standard - Home

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