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DDRT-PCR [2 records]
Record 1 - internal organization data 2012-08-29
Record 1, English
Record 1, Subject field(s)
- Genetics
Record 1, Main entry term, English
- differential display
1, record 1, English, differential%20display
correct
Record 1, Abbreviations, English
- DD 2, record 1, English, DD
correct
Record 1, Synonyms, English
- DD reverse transcription polymerase chain reaction 3, record 1, English, DD%20reverse%20transcription%20polymerase%20chain%20reaction
correct
- DDRT-PCR 4, record 1, English, DDRT%2DPCR
correct
- DDRT-PCR 4, record 1, English, DDRT%2DPCR
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Differential Display (DD) ... and a conceptually similar technique, arbitrarily primed PCR fingerprinting of RNA (APPCR)19, both PCR amplify subsets of an mRNA population and separate the resulting cDNAs by denaturing polyacrylamide gel electrophoresis. Since the introduction of DD in 1992, over 100 reports regarding improvements and/or successful applications have been published. Although DD has the appearance of being technically easy, the road from "band on the gel" to a positive can be treacherous as outlined in a recent commentary. The primary criticisms are (1) a high false positive rate, (2) questioned ability of DD to identify both abundant and rare mRNAs, (3) coding regions of mRNAs are usually not cloned, and (4) verification process is time consuming and usually requires a fair amount of RNA. 5, record 1, English, - differential%20display
Record 1, French
Record 1, Domaine(s)
- Génétique
Record 1, Main entry term, French
- technique du DD
1, record 1, French, technique%20du%20DD
proposal, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- differential display 1, record 1, French, differential%20display
anglicism
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
En 1992, deux chercheurs du Dana Farber Cancer Institute de Boston (États-Unis), P. Liang et AB Pardee, présentent une nouvelle méthode, le «differential display» (DD) - ou DDRT-PCR (DD reverse transcription polymerase chain reaction) qui permet une étude directe des modifications de l'expression génique [...] P. Liang et AB Pardee ont démontré que la combinaison d'amorces arbitraires et d'amorces spécifiques des ARNm permet de générer un set de fragments d'ADNc représentatifs des ARNm d'une cellule. Dans des conditions appropriées, le profil des fragments dérivés d'un type cellulaire est reproductible et peut être comparé à celui des fragments d'un autre type cellulaire. L'étude directe de l'expression différentielle des gènes devient possible. 2, record 1, French, - technique%20du%20DD
Record number: 1, Textual support number: 1 OBS
Outil d'expression génique. 1, record 1, French, - technique%20du%20DD
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Genética
Record 1, Main entry term, Spanish
- visualización diferencial
1, record 1, Spanish, visualizaci%C3%B3n%20diferencial
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Método para identificar ARNm que se encuentra a diferentes concentraciones en diferentes tejidos o en respuesta a tratamientos específicos. 1, record 1, Spanish, - visualizaci%C3%B3n%20diferencial
Record number: 1, Textual support number: 1 OBS
Los ARNm se convierte a ADNc; una determinada proporción de estos ADNc se amplifican por la reacción en cadena de la polimerasa y se separan por electroforesis. 1, record 1, Spanish, - visualizaci%C3%B3n%20diferencial
Record 2 - internal organization data 1998-11-24
Record 2, English
Record 2, Subject field(s)
- Genetics
Record 2, Main entry term, English
- differential display reverse transcriptase-PCR
1, record 2, English, differential%20display%20reverse%20transcriptase%2DPCR
correct
Record 2, Abbreviations, English
- DDRT-PCR 2, record 2, English, DDRT%2DPCR
correct
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Differential Display is a powerful technique for identifying and isolating genes that display modulation under a given stimulus or environmental perturbation. The DDRT-PCR Kit from Display Systems Biotech provides a comprehensive protocol and complete set of reagents to perform this process in your own lab. Despite the widespread acceptance of the DDRT-PCR Kit as a gene discovery tool, the protocols remain labor-intensive and can take several weeks to obtain the desired results. Because Display Systems Biotech performs DDRT-PCR on a routine basis you can save time and avoid pitfalls inherent in the complex procedure (that often lead to a high level of false positives) by allowing us to perform the procedure for you; we guarantee results. 3, record 2, English, - differential%20display%20reverse%20transcriptase%2DPCR
Record 2, French
Record 2, Domaine(s)
- Génétique
Record 2, Main entry term, French
- méthode de criblage différentiel par PCR
1, record 2, French, m%C3%A9thode%20de%20criblage%20diff%C3%A9rentiel%20par%20PCR
proposal, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 OBS
Nous cherchons à identifier et à caractériser des gènes de suppression tumorale impliqués dans la progression du cancer de la prostate. Nous avons utilisé la fusion de microcellules pour transférer une portion du chromosome 12 (nommé del(12)(q13) dans une lignée cellulaire cancéreuse humaine (DU145). Les hybrides cellulaires obtenus ne sont plus tumorigéniques lorsqu'injectés chez la souris nue. Ceci suggère la présence de gènes de suppression tumorale sur ce chromosome. Les protéines traduites de ces gènes auraient donc un effet inhibiteur sur l'établissement de tumeurs prostatiques. Nous avons utilisé une méthode de criblage différentiel (DDRT-PCR) pour identifier les ADN complémentaires exprimés préférentiellement dans les hybrides non tumorigéniques qui contiennent del(12)(q13). Ces ADN complémentaires furent isolés, réamplifiés, clonés et séquencés. Des analyses de types Northern démontrent une hausse d'expression de certains ARNm dans les hybrides non tumorigéniques. Nous concluons que certains de ces gènes peuvent jouer un rôle important dans la progression des adénocarcinomes prostatiques. 1, record 2, French, - m%C3%A9thode%20de%20criblage%20diff%C3%A9rentiel%20par%20PCR
Record 2, Spanish
Record 2, Textual support, Spanish
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