Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells

In human hepatoma HepG2 cell line curdlan sulphate enhances basal and interleukin-6-stimulated fibrinogen and antichymotrypsin (ACT) synthesis, slightly increases basal ceruloplasmin production and exerts only minor effects on alpha-1-proteinase inhibitor and transferrin. Curdlan sulphate may, at le...

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Main Authors: A. Guzdek, H. Rokita
Format: Article
Language:English
Published: Wiley 1997-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1080/09629359791947
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author A. Guzdek
H. Rokita
author_facet A. Guzdek
H. Rokita
author_sort A. Guzdek
collection DOAJ
description In human hepatoma HepG2 cell line curdlan sulphate enhances basal and interleukin-6-stimulated fibrinogen and antichymotrypsin (ACT) synthesis, slightly increases basal ceruloplasmin production and exerts only minor effects on alpha-1-proteinase inhibitor and transferrin. Curdlan sulphate may, at least in part, affect protein synthesis at a pretranslational level, as the expression of ACT mRNA was found to be increased, whereas intracellular enzyme, manganese superoxide dismutase mRNA level was decreased in the cell culture treated with curdlan sulphate. Gel mobility shift analysis revealed that curdlan sulphate increases the DNA binding activity of NF-κB and C/EBP, suggesting that these transcription factors may participate in the regulatory effects of curdlan sulphate in HepG2 cells.
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series Mediators of Inflammation
spelling doaj-art-78ccb6cebba44f1891b7808ef9a964712025-02-03T06:11:37ZengWileyMediators of Inflammation0962-93511466-18611997-01-0161586310.1080/09629359791947Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cellsA. Guzdek0H. Rokita1Institute of Molecular Biology, Jagiellonian University, Al. Mickiewicza 3, Krakow 31-120, PolandInstitute of Molecular Biology, Jagiellonian University, Al. Mickiewicza 3, Krakow 31-120, PolandIn human hepatoma HepG2 cell line curdlan sulphate enhances basal and interleukin-6-stimulated fibrinogen and antichymotrypsin (ACT) synthesis, slightly increases basal ceruloplasmin production and exerts only minor effects on alpha-1-proteinase inhibitor and transferrin. Curdlan sulphate may, at least in part, affect protein synthesis at a pretranslational level, as the expression of ACT mRNA was found to be increased, whereas intracellular enzyme, manganese superoxide dismutase mRNA level was decreased in the cell culture treated with curdlan sulphate. Gel mobility shift analysis revealed that curdlan sulphate increases the DNA binding activity of NF-κB and C/EBP, suggesting that these transcription factors may participate in the regulatory effects of curdlan sulphate in HepG2 cells.http://dx.doi.org/10.1080/09629359791947
spellingShingle A. Guzdek
H. Rokita
Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
Mediators of Inflammation
title Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
title_full Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
title_fullStr Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
title_full_unstemmed Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
title_short Curdlan sulphate modulates protein synthesis and enhances NF-κB and C/EBP binding activity in HepG2 cells
title_sort curdlan sulphate modulates protein synthesis and enhances nf κb and c ebp binding activity in hepg2 cells
url http://dx.doi.org/10.1080/09629359791947
work_keys_str_mv AT aguzdek curdlansulphatemodulatesproteinsynthesisandenhancesnfkbandcebpbindingactivityinhepg2cells
AT hrokita curdlansulphatemodulatesproteinsynthesisandenhancesnfkbandcebpbindingactivityinhepg2cells