telomere

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telomere

 [tel´o-mēr]
an extremity of a chromosome, which has specific properties, one of which is a polarity that prevents reunion with any fragment after a chromosome has been broken.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

tel·o·mere

(tel'ō-mēr),
The distal end of a chromosome arm.
[G. telos, end, + meros, part]
Farlex Partner Medical Dictionary © Farlex 2012

telomere

(tĕl′ə-mîr′, tē′lə-)
n.
Either of the sections of DNA occurring at the ends of a chromosome.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

tel·o·mere

(tel'ō-mēr)
The distal end of a chromosome arm; telomeres undergo dramatic changes during the progression of cancer.
[G. telos, end, + meros, part]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

telomere

region at the ends of EUKARYOTIC CHROMOSOMES, enabling the cell to distinguish between natural ends and unnatural ends, caused by chromosome breakage. The telomeric DNA comprises of hundreds of copies of a repeated sequence, to which specific proteins, called ‘telomere binding proteins’ (TBPs) bind to regulate the length of the chromosome.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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