precursor RNA

precursor RNA
any of the unprocessed RNA primary transcripts in the eukaryotic nucleus; see pre-mRNA, pre-rRNA, and pre-tRNA.

Medical dictionary. 2011.

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  • ribosomal precursor RNA — ribosomal precursor RNA. = preribosomal RNA (см.). (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.

  • ribosomal precursor RNA — ribosomal precursor RNA. См. прерибосомная РНК. (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.

  • RNA interference — (RNAi) is a mechanism that inhibits gene expression at the stage of translation or by hindering the transcription of specific genes. RNAi targets include RNA from viruses and transposons (significant for some forms of innate immune response), and …   Wikipedia

  • Precursor mRNA — (pre mRNA), also termed heterogeneous nuclear RNA (hnRNA), is an immature single strand of messenger ribonucleic acid (mRNA). pre mRNA is synthesized from a DNA template in the cell nucleus by transcription. Once pre mRNA has been completely… …   Wikipedia

  • RNA — For other uses, see RNA (disambiguation). A hairpin loop from a pre mRNA. Highlighted are the nucleobases (green) and the ribose phosphate backbone (blue). Ribonucleic acid (English pronunciation: /raɪbɵ.njuːˌkleɪ.ɨk ˈæsɪd/), or RNA, is one of… …   Wikipedia

  • RNA — Die Ribonukleinsäure ist eine Nukleinsäure, das heißt eine Kette aus vielen Nukleotiden (ein so genanntes Polynukleotid). Im internationalen und im wissenschaftlichen Sprachgebrauch wird die Ribonukleinsäure mit der englischen Abkürzung RNA… …   Deutsch Wikipedia

  • RNA-Interferenz — Übergeordnet Gen Silencing Post Transkriptionelles Gen Silencing Gene Ontology …   Deutsch Wikipedia

  • RNA splicing — In molecular biology and genetics, splicing is a modification of an RNA after transcription, in which introns are removed and exons are joined. This is needed for the typical eukaryotic messenger RNA before it can be used to produce a correct… …   Wikipedia

  • RNA editing — The term RNA editing describes those molecular processes in which the information content in an RNA molecule is altered through a chemical change in the base makeup. To date, such changes have been observed in tRNA, rRNA, and mRNA molecules of… …   Wikipedia

  • RNA world — noun A hypothetical precursor to life on Earth in which RNA acted both as an information storage molecule and as a catalyst …   Wiktionary

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