DVOŘÁKOVÁ, Monika, Jarmila SOBOTKOVÁ, Iva PROCHÁZKOVÁ, Juraj LENČO, Rudolf NENUTIL and Pavel BOUCHAL. Transgelin is upregulated in stromal cells of lymph node positive breast cancer. Journal of Proteomics. Amsterdam: ELSEVIER SCIENCE BV, 2016, vol. 132, January, p. 103-111. ISSN 1874-3919. Available from: https://dx.doi.org/10.1016/j.jprot.2015.11.025.
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Basic information
Original name Transgelin is upregulated in stromal cells of lymph node positive breast cancer
Authors DVOŘÁKOVÁ, Monika (203 Czech Republic, belonging to the institution), Jarmila SOBOTKOVÁ (203 Czech Republic, belonging to the institution), Iva PROCHÁZKOVÁ (203 Czech Republic), Juraj LENČO (203 Czech Republic), Rudolf NENUTIL (203 Czech Republic) and Pavel BOUCHAL (203 Czech Republic, guarantor, belonging to the institution).
Edition Journal of Proteomics, Amsterdam, ELSEVIER SCIENCE BV, 2016, 1874-3919.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10600 1.6 Biological sciences
Country of publisher Netherlands
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.914
RIV identification code RIV/00216224:14310/16:00088069
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1016/j.jprot.2015.11.025
UT WoS 000368747400011
Keywords in English Breast cancer; Lymph node metastasis; Transgelin; Transgelin-2; Proteomics
Tags AKR, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tereza Miškechová, učo 341652. Changed: 26/4/2021 12:57.
Abstract
Transgelin and transgelin-2 have been discussed as potential markers of various cancers. Here we identified increased transgelin level in lymph node positive vs. negative, low grade primary breast cancer tissues using 2-DE in the cohort of 12 patients.Wefurther clinically validated 2-DE results in an independent cohort of 48 lowgrade breast cancer patients through untargeted and targeted proteomics analysis (iTRAQ-2D-LC–MS/MS, mTRAQSRM), at transcript level and using immunohistochemistry. Another group of 48 high grade tumors of different breast cancer subtypes was analyzed together with the low grade samples to test transgelin specificity for low grade tumors and to study transgelin relation to known molecular markers and histological features. The results confirmed transgelin connection with the lymph node metastasis. As a marker of a reactive tumor stroma, transgelin can be connected with the higher risk of metastasis development. Moreover, we observed significant down-regulation of transgelin in high vs. low grade tumors caused by decreased content of stromal cells (mainly expressing transgelin) in high grade tumor tissue. We also analyzed expression of transgelin-2 in the second cohort using proteomics and immunohistochemistry. Transgelin-2 was mainly expressed by epithelial cancer cells and its levels were increased in metastatic and poorly differentiated tumors.
Links
GA14-19250S, research and development projectName: Nový panel proteinů korelujících se stavem lymfatických uzlin u low-grade nádorů prsu: Klinická verifikace a úloha v invazivitě nádorových buněk
Investor: Czech Science Foundation
90004, large research infrastructuresName: BBMRI-CZ
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