intrón

  • 1 intron — [ ɛ̃trɔ̃ ] n. m. • 1979; de intr(o) et on, par l angl. ♦ Biochim. Séquence d A. D. N. non codante, intervenant entre deux exons d un gène. Le gène de la globine comprend trois exons et deux introns. ● intron nom masculin Fraction d A.D.N.… …

    Encyclopédie Universelle

  • 2 intron — intron. См. интрон. (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.

  • 3 intrón — (en genética molecular) secuencia de pares de bases del ADN que interrumpe la continuidad de la formación genética. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …

    Diccionario médico

  • 4 Intron — Intron, nichtinformativer (nichtcodierender) Abschnitt in einem eukaryotischen Gen. I. werden transkribiert und nach der Transkription, beim Processing, durch einen Enzymkomplex aus der hnRNA herausgeschnitten. Die DNA Abschnitte, die… …

    Deutsch wörterbuch der biologie

  • 5 intron — 1978, from intragenic + ON (Cf. on) …

    Etymology dictionary

  • 6 intron — [in′trän΄] n. [coined (1978) by W. Gilbert (1932 ), U.S. molecular biologist < INTRA (because within the gene) + on, as in OPERON] an intervening sequence in the eukaryote genetic code, interrupting protein formation …

    English World dictionary

  • 7 Intron — Introns, derived from the term intragenic regions and also called intervening sequence (IVS) [Cite web url = http://www.biochem.northwestern.edu/holmgren/Glossary/Definitions/Def I/intron.html title = intron (intervening sequence) author = Mark… …

    Wikipedia

  • 8 Intron — schematischer Aufbau eines Gens Introns (englisch Intervening regions) sind die nicht codierenden Abschnitte der DNA innerhalb eines Gens (intragen), die benachbarte Exons trennen. Introns werden transkribiert, aber dann aus der prä mRNA …

    Deutsch Wikipedia

  • 9 Intron — Représentation schématique de l enchaînement exon intron dans un gène du génome, ici représenté par un chromosome. Un intron est une portion de gène non codante. Chez les organismes eucaryotes, les gènes qui codent les protéines sont constitués d …

    Wikipédia en Français

  • 10 Intrón — Un intrón es una región del ADN que debe ser eliminada del transcrito primario de ARN, a diferencia de los exones que son regiones que codifican para una determinada proteína. Los intrones son comunes en todos los tipos de ARN eucariota,… …

    Wikipedia Español

  • 11 Intrón — Un intrón es cada uno de los fragmentos de ADN en la codificación de un gen, que no son capaces de expresarse bajo la forma de una proteína. ● Es una secuencia no codificadora de ADN que separa a dos exones. El intrón inicialmente se transcribe… …

    Enciclopedia Universal

  • 12 intron — A segment of the primary transcript of a eukaryotic gene, removed (before the mature mRNA is translated) in a process known as intron splicing. Some eukaryotic genes contain a large number of introns, which make up the bulk of the DNA sequence of …

    Glossary of Biotechnology

  • 13 intron — intronas statusas T sritis chemija apibrėžtis Geno arba DNR įterptinė seka, kuri transkribuojama, bet pašalinama RNR brendimo metu. atitikmenys: angl. intron rus. интрон …

    Chemijos terminų aiškinamasis žodynas

  • 14 intron — noun Etymology: intervening sequence + 2 on Date: 1978 a polynucleotide sequence in a nucleic acid that does not code information for protein synthesis and is removed before translation of messenger RNA compare exon …

    New Collegiate Dictionary

  • 15 intron — (in tron) A noncoding intervening sequence in a split or interrupted gene, which codes for RNA that is missing from the final RNA product …

    Dictionary of microbiology

  • 16 intron — (= intervening sequence) A non coding sequence of DNA within a gene (cf. exon), that is transcribed into hnRNA but is then removed by RNA splicing in the nucleus, leaving a mature mRNA that is then translated in the cytoplasm. Introns are poorly… …

    Dictionary of molecular biology

  • 17 intron — /in tron/, n. Genetics. a noncoding segment in a length of DNA that interrupts a gene coding sequence or nontranslated sequence, the corresponding segment being removed from the RNA copy before transcription. Also called intervening sequence. Cf …

    Universalium

  • 18 intron — noun a portion of a split gene that is included in pre RNA transcripts but is removed during RNA processing and rapidly degraded …

    Wiktionary

  • 19 intron — A portion of DNA that lies between two exons, is transcribed into RNA, but does not appear in that mRNA after maturation because the i. is removed and the exons spliced together, and so is not expressed (as protein) in protein synthesis. By… …

    Medical dictionary

  • 20 Intron — ◆ Ịn|tron 〈n.; s, s od. tro|nen; Genetik〉 Abschnitt der DNA, der nicht mit genetischer Information versehen ist [<In...2 + ...tron] ◆ Die Buchstabenfolge in|tr... kann in Fremdwörtern auch int|r... getrennt werden. Davon ausgenommen sind… …

    Universal-Lexikon