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PMID |
Sentence |
| 1 |
7586682
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Interferon-gamma (IFN-gamma) and IL-4 expressed during mercury-induced membranous nephropathy are toxic for cultured podocytes.
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| 2 |
7586682
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In diseased rats a five-fold increase in intraglomerular macrophages was found, but we could not detect intraglomerular IFN-alpha, IFN-beta, IL-1 beta or tumour necrosis factor-alpha (TNF-alpha) by using immunohistology.
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| 3 |
7586682
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IFN-gamma and IL-4 were the only cytokines that exerted toxic effects, resulting in a rapidly decreased transepithelial resistance of confluent monolayers, which was closely associated with altered immunoreactivity of the tight junction protein ZO-1.
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| 4 |
7586682
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IL-4 also affected vimentin and laminin immunoreactivity.
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| 5 |
7586682
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IFN-gamma and IL-4 only interfered with monolayer integrity when added to the basolateral side of the GVEC, indicating specific (receptor-mediated) effects.
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| 6 |
7586682
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From our experiments we concluded that IFN-gamma subtly affected monolayer integrity at the level of the tight junctions, and that IL-4 additionally induced cell death.
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| 7 |
7586682
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We hypothesize that the toxic effects of the cytokines IFN-gamma and IL-4 as seen with cultured podocytes are necessary together with the autoantibodies, for the ultimate induction of proteinuria in mercury nephropathy in the DZB rat.
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| 8 |
7955534
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Increased glomerular interferon-gamma (IFN-gamma) was detected within 24 h of induction of NCGN, and IL-1 beta and tumour necrosis factor-alpha (TNF-alpha) were found from day 4.
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| 9 |
7955534
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By using FACS analysis and electron microscopical techniques, we found that the in vivo expression of MHC class I, II and ICAM-1 by podocytes could in vitro be simulated by IFN-gamma.
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| 10 |
7955534
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IFN-alpha weakly induced MHC class I, while IL-1 beta and TNF-alpha were ineffective.
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| 11 |
7955534
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Increased glomerular interferon-gamma (IFN-gamma) was detected within 24 h of induction of NCGN, and IL-1 beta and tumour necrosis factor-alpha (TNF-alpha) were found from day 4.
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| 12 |
7955534
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By using FACS analysis and electron microscopical techniques, we found that the in vivo expression of MHC class I, II and ICAM-1 by podocytes could in vitro be simulated by IFN-gamma.
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| 13 |
7955534
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IFN-alpha weakly induced MHC class I, while IL-1 beta and TNF-alpha were ineffective.
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| 14 |
7957565
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Incubation of PMN with formyl-methionyl-leucyl-phenylalanine, tumor necrosis factor-alpha or lipopolysaccharide accelerated the release of soluble CR1, and incubation with granulocyte/macrophage colony-stimulating factor resulted in sustained CR1 gene expression and higher total soluble CR1 release.
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| 15 |
10233866
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Both groups produced urine that was positive for tumor necrosis factor and interleukin-6 although neither of these cytokines was detectable (</=5 ng/ml) in the general circulation.
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| 16 |
10415163
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TNF-alpha induces actin cytoskeleton reorganization in glomerular epithelial cells involving tyrosine phosphorylation of paxillin and focal adhesion kinase.
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| 17 |
10415163
|
Concurrently, TNF-alpha rapidly induced tyrosine phosphorylation of both paxillin and focal adhesion kinase, without affecting the expression levels of these two proteins.
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| 18 |
10415163
|
These effects occur simultaneously, with a prompt TNF-alpha-induced tyrosine phosphorylation of paxillin and focal adhesion kinase, indicating that these proteins, known to regulate actin polymerization and formation of focal adhesions, may be directly involved in the mechanism controlling the observed actin redistribution.
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| 19 |
10415163
|
These findings suggest that the observed TNF-alpha-actin cytoskeleton interactions may relate to the pathogenesis of glomerulopathies with heavy proteinuria, in which increased glomerular expression of TNF-alpha is associated with disturbances in the attachment of podocytes to the GBM.
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| 20 |
10415163
|
TNF-alpha induces actin cytoskeleton reorganization in glomerular epithelial cells involving tyrosine phosphorylation of paxillin and focal adhesion kinase.
|
| 21 |
10415163
|
Concurrently, TNF-alpha rapidly induced tyrosine phosphorylation of both paxillin and focal adhesion kinase, without affecting the expression levels of these two proteins.
|
| 22 |
10415163
|
These effects occur simultaneously, with a prompt TNF-alpha-induced tyrosine phosphorylation of paxillin and focal adhesion kinase, indicating that these proteins, known to regulate actin polymerization and formation of focal adhesions, may be directly involved in the mechanism controlling the observed actin redistribution.
|
| 23 |
10415163
|
These findings suggest that the observed TNF-alpha-actin cytoskeleton interactions may relate to the pathogenesis of glomerulopathies with heavy proteinuria, in which increased glomerular expression of TNF-alpha is associated with disturbances in the attachment of podocytes to the GBM.
|
| 24 |
10415163
|
TNF-alpha induces actin cytoskeleton reorganization in glomerular epithelial cells involving tyrosine phosphorylation of paxillin and focal adhesion kinase.
|
| 25 |
10415163
|
Concurrently, TNF-alpha rapidly induced tyrosine phosphorylation of both paxillin and focal adhesion kinase, without affecting the expression levels of these two proteins.
|
| 26 |
10415163
|
These effects occur simultaneously, with a prompt TNF-alpha-induced tyrosine phosphorylation of paxillin and focal adhesion kinase, indicating that these proteins, known to regulate actin polymerization and formation of focal adhesions, may be directly involved in the mechanism controlling the observed actin redistribution.
|
| 27 |
10415163
|
These findings suggest that the observed TNF-alpha-actin cytoskeleton interactions may relate to the pathogenesis of glomerulopathies with heavy proteinuria, in which increased glomerular expression of TNF-alpha is associated with disturbances in the attachment of podocytes to the GBM.
|
| 28 |
10415163
|
TNF-alpha induces actin cytoskeleton reorganization in glomerular epithelial cells involving tyrosine phosphorylation of paxillin and focal adhesion kinase.
|
| 29 |
10415163
|
Concurrently, TNF-alpha rapidly induced tyrosine phosphorylation of both paxillin and focal adhesion kinase, without affecting the expression levels of these two proteins.
|
| 30 |
10415163
|
These effects occur simultaneously, with a prompt TNF-alpha-induced tyrosine phosphorylation of paxillin and focal adhesion kinase, indicating that these proteins, known to regulate actin polymerization and formation of focal adhesions, may be directly involved in the mechanism controlling the observed actin redistribution.
|
| 31 |
10415163
|
These findings suggest that the observed TNF-alpha-actin cytoskeleton interactions may relate to the pathogenesis of glomerulopathies with heavy proteinuria, in which increased glomerular expression of TNF-alpha is associated with disturbances in the attachment of podocytes to the GBM.
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| 32 |
11337370
|
Aggregated but not disaggregated human IgG(4), plasmalemmal insertion of membrane attack complex of complement, tumor necrosis factor-alpha, and puromycin, induced the shedding of nephrin with a loss of surface expression.
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| 33 |
11576932
|
In mesangial and endothelial cells, the AGE-RAGE interaction caused enhanced formation of oxygen radicals with subsequent activation of nuclear factor-kappaB and release of pro-inflammatory cytokines (interleukin-6, tumor necrosis factor-alpha), growth factors (transforming growth factor-beta1 [TGF-beta1], insulin-like growth factor-1), and adhesion molecules (vascular cell adhesion molecule-1, intercellular adhesion molecule-1).
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| 34 |
11576932
|
In tubular cells, incubation with AGE albumin was followed by stimulation of the mitogen-activating protein (MAP) kinase pathway and its downstream target, the activating protien-1 (AP-1) complex, TGF-beta1 overexpression, enhanced protein kinase C activity, decreased cell proliferation, and impaired protein degradation rate, in part caused by decreased cathepsin activities.
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| 35 |
11576932
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The pathogenic relevance of AGEs was further verified by in vivo experiments in euglycemic rats and mice by the parenteral administration of AGE albumin, leading in the glomeruli to TGF-beta1 overproduction, enhanced gene expression of ECM proteins, and morphological lesions similar to those of DN.
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