Literature DB >> 16710999

Effect of dexamethasone on expression of glucocorticoid receptor in human monocyte cell line THP-1.

Bo Li1, Xiangjun Bai, Haiping Wanh.   

Abstract

The effect of dexamethasone with different concentrations and different stimulating periods on the expression of glucocorticoid receptors (GRalpha, GRbeta) protein was investigated in human monocyte cell line THP-1. The cultured human monocyte line THP-1 cells were stimulated by dexamethasone with different concentrations and different periods. The expression of GRalpha and GRbeta protein was detected by Western blotting. The results showed that the expression of GRalpha and GRbeta was detected in the THP-1 cells. The quantity of GRalpha expression was reduced by dexamethasone under the same concentration with the prolongation of the stimulating periods. The quantity of GRbeta expression was increased by dexamethasone treatment in a time- and dose-dependent manner. It was concluded that dexamethasone stimulation time-dependently reduced the GRalpha expression in THP-1 cells. Dexamethasone stimulation time- and dose-dependently increased the GRbeta expression in THP-1 cells. The expression of GRalpha and GRbeta was regulated by glucocorticoid.

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Year:  2006        PMID: 16710999     DOI: 10.1007/bf02828029

Source DB:  PubMed          Journal:  J Huazhong Univ Sci Technolog Med Sci        ISSN: 1672-0733


  14 in total

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Authors:  M Honda; F Orii; T Ayabe; S Imai; T Ashida; T Obara; Y Kohgo
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2.  Increased glucocorticoid receptor beta in airway cells of glucocorticoid-insensitive asthma.

Authors:  Q A Hamid; S E Wenzel; P J Hauk; A Tsicopoulos; B Wallaert; J J Lafitte; G P Chrousos; S J Szefler; D Y Leung
Journal:  Am J Respir Crit Care Med       Date:  1999-05       Impact factor: 21.405

3.  Glucocorticoid resistance in chronic asthma. Glucocorticoid pharmacokinetics, glucocorticoid receptor characteristics, and inhibition of peripheral blood T cell proliferation by glucocorticoids in vitro.

Authors:  C J Corrigan; P H Brown; N C Barnes; S J Szefler; J J Tsai; A J Frew; A B Kay
Journal:  Am Rev Respir Dis       Date:  1991-11

4.  The human glucocorticoid receptor beta isoform. Expression, biochemical properties, and putative function.

Authors:  R H Oakley; M Sar; J A Cidlowski
Journal:  J Biol Chem       Date:  1996-04-19       Impact factor: 5.157

5.  Glucocorticoid resistance in asthma is associated with elevated in vivo expression of the glucocorticoid receptor beta-isoform.

Authors:  A R Sousa; S J Lane; J A Cidlowski; D Z Staynov; T H Lee
Journal:  J Allergy Clin Immunol       Date:  2000-05       Impact factor: 10.793

6.  The non-ligand binding beta-isoform of the human glucocorticoid receptor (hGR beta): tissue levels, mechanism of action, and potential physiologic role.

Authors:  M de Castro; S Elliot; T Kino; C Bamberger; M Karl; E Webster; G P Chrousos
Journal:  Mol Med       Date:  1996-09       Impact factor: 6.354

7.  AUUUA motifs in the 3'UTR of human glucocorticoid receptor alpha and beta mRNA destabilize mRNA and decrease receptor protein expression.

Authors:  M J M Schaaf; J A Cidlowski
Journal:  Steroids       Date:  2002-06       Impact factor: 2.668

8.  Proinflammatory cytokines regulate human glucocorticoid receptor gene expression and lead to the accumulation of the dominant negative beta isoform: a mechanism for the generation of glucocorticoid resistance.

Authors:  J C Webster; R H Oakley; C M Jewell; J A Cidlowski
Journal:  Proc Natl Acad Sci U S A       Date:  2001-05-29       Impact factor: 11.205

9.  The dominant negative activity of the human glucocorticoid receptor beta isoform. Specificity and mechanisms of action.

Authors:  R H Oakley; C M Jewell; M R Yudt; D M Bofetiado; J A Cidlowski
Journal:  J Biol Chem       Date:  1999-09-24       Impact factor: 5.157

Review 10.  The steroid and thyroid hormone receptor superfamily.

Authors:  R M Evans
Journal:  Science       Date:  1988-05-13       Impact factor: 47.728

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  1 in total

Review 1.  The role of glucocorticoid receptor in prostate cancer progression: from bench to bedside.

Authors:  Jieping Hu; Qingke Chen
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  1 in total

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