BOUCHAL, Pavel, Theodoros ROUMELIOTIS, Roman HRSTKA, Rudolf NENUTIL, Bořivoj VOJTĚŠEK and Spiros D. GARBIS. Biomarker discovery in low-grade breast cancer using isobaric stable isotope tags and two-dimensional liquid chromatography-tandem mass spectrometry (iTRAQ-2DLC-MS/MS) based quantitative proteomic analysis. Journal of Proteome Research. Washington, USA: ACS, 2009, vol. 8, No 1, p. 362-373. ISSN 1535-3893. Available from: https://dx.doi.org/10.1021/pr800622b.
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Basic information
Original name Biomarker discovery in low-grade breast cancer using isobaric stable isotope tags and two-dimensional liquid chromatography-tandem mass spectrometry (iTRAQ-2DLC-MS/MS) based quantitative proteomic analysis
Name in Czech Vyhledávání biomarkerů karcinomu prsu nízkého stupně malignity pomocí proteomové analýzy s použitím značek se stabilními izotopy a dvourozměrné chromatografie s tandemovou hmotnostní spektrometrií (iTRAQ-2DLC-MS/MS)
Authors BOUCHAL, Pavel (203 Czech Republic, guarantor, belonging to the institution), Theodoros ROUMELIOTIS (300 Greece), Roman HRSTKA (203 Czech Republic), Rudolf NENUTIL (203 Czech Republic, belonging to the institution), Bořivoj VOJTĚŠEK (203 Czech Republic) and Spiros D. GARBIS (300 Greece).
Edition Journal of Proteome Research, Washington, USA, ACS, 2009, 1535-3893.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10600 1.6 Biological sciences
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 5.132
RIV identification code RIV/00216224:14310/09:00029221
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1021/pr800622b
UT WoS 000262171100037
Keywords in English Breast cancer; biomarkers; proteomics; mass spectrometry; liquid chromatography; iTRAQ
Tags biomarkers, breast cancer, iTRAQ, liquid chromatography, mass spectrometry, proteomics
Tags International impact, Reviewed
Changed by Changed by: doc. Mgr. Pavel Bouchal, Ph.D., učo 8757. Changed: 1/2/2012 09:52.
Abstract
The present pilot study constitutes a proof-of-principle in the use of a quantitative LC-MS/MS based proteomic method for the comparative analysis of representative low-grade breast primary tumor tissues with and without metastases and metastasis in lymph node relative to the nonmetastatic tumor type. The study method incorporated iTRAQ stable isotope labeling, two-dimensional liquid chromatography, nanoelectrospray ionization and high resolution tandem mass spectrometry using the hybrid QqTOF platform (iTRAQ-2DLC-MS/MS). The principal aims of this study were (1) to define the protein spectrum obtainable using this approach, and (2) to highlight potential candidates for verification and validation studies focused on biomarkers involved in metastatic processes in breast cancer. The study resulted in the reproducible identification of 605 nonredundant proteins.
Abstract (in Czech)
Prezentovaná studie představuje první využití metody proteomové analýzy na principu kombinace značení stabilními izotopy, dvourozměrné chromatografie a tandemové hmotnostní spektrometrie (iTRAQ-2DLC-MS/MS) pro srovnání proteinového složení dvou primárních nádorů prsu nízkého stupně malignity (metastazující a nemetastazující) a metastáze v lymfatické uzlině. Hlavními cíli studie bylo: (1) definovat proteinové spektrum detegovatelné touto metodou a (2) odhalit protenciální kandidátní biomarkery pro následné ověřovací a validační studie. Pomocí studie bylo detegováno 605 proteinů.
Links
GP203/07/P471, research and development projectName: Studium molekulárních mechanismů adaptace bakterií na změny prostředí pomocí proteomických technik
Investor: Czech Science Foundation, The study of molecular mechanisms of bacterial adaptation to environmental changes using proteomic techniques
LC06035, research and development projectName: Centrum biofyzikální chemie, bioelektrochemie a bioanalýzy. Nové nástroje pro genomiku, proteomiku a biomedicínu.
Investor: Ministry of Education, Youth and Sports of the CR, Centre of Biophysical Chemistry, Bioelectrochemistry and Bioanalysis. New Tools for Genomics, Proteomics and Biomedicine
MSM0021622413, plan (intention)Name: Proteiny v metabolismu a při interakci organismů s prostředím
Investor: Ministry of Education, Youth and Sports of the CR, Proteins in metabolism and interaction of organisms with the environment
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