telomerase
noun Date: 1988 a DNA polymerase that is a ribonucleoprotein catalyzing the elongation of chromosomal telomeres in eukaryotic cell division and is particularly active in cancer cells

New Collegiate Dictionary. 2001.

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  • Telomerase — is an enzyme that adds specific DNA sequence repeats ( TTAGGG in all vertebrates) to the 3 ( three prime ) end of DNA strands in the telomere regions, which are found at the ends of eukaryotic chromosomes. The telomeres contain condensed DNA… …   Wikipedia

  • Télomérase — structure secondaire de la sous unité ARN de la télomérase humaine. Le pseudonœud est à gauche. Général Synonymes …   Wikipédia en Français

  • Telomerase — Télomérase Télomérase structure secondaire de la sous unité ARN de la télomérase humaine. Le pseudonœud est à gauche. Général …   Wikipédia en Français

  • Telomerase — Telomerase …   Deutsch Wikipedia

  • telomerase — telomerase. См. теломераза. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • telomerase — s. f. [Biologia, Medicina, Química] Enzima que adiciona uma estrutura específica de ADN repetido a cada extremidade do cromossomo.   ‣ Etimologia: telômero + ase …   Dicionário da Língua Portuguesa

  • telomerase — [te lä′mə rāz΄, te lä′mə rās΄] n. [ TELOMERE + ASE] an enzyme found in cancer cells that protects or repairs the cells telomeres, allowing the cells to reproduce indefinitely: used in medical research to extend the life of noncancerous cells …   English World dictionary

  • Telomerase — An enzyme (a biologic catalyst) that has to do with the telomere, the end of the chromosome which is composed of short repeated DNA sequences. Telomerase may play a role in the formation, maintenance, and renovation of telomeres and perhaps in… …   Medical dictionary

  • Telomerase — Te|lo|me|ra|se 〈f. 19; Biochem.〉 Enzym, das bei der Zellteilung bewirkt, dass an das Ende von Chromosomen wieder Teile der DNA, die Telomere, angefügt werden [<grch. telos „Ende“ + meros „Teil“] * * * Te|lo|me|ra|se [↑ Telomer u. ↑ ase], die; …   Universal-Lexikon

  • telomerase — (= telomere terminal transferase) A DNA polymerase with rather unusual properties that will only elongate oligonucleotides from the telomere and not other sequences. The enzyme contains an essential 159 residue RNA sequence that provides a… …   Dictionary of molecular biology

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