Báo cáo y học: " Inhibition of PP2A by LIS1 increases HIV-1

Báo cáo y học: " Inhibition of PP2A by LIS1 increases HIV-1 gene expression" pps

... CDK7, cyclin H, MAT1 [10]. It is possible that interaction of Tat LIS1 inhibition of PP2A is not altered by TatFigure 7 LIS1 inhibition of PP2A is not altered by Tat. Phosphatase assay was performed ... Tat-induced HIV-1 transcription [21,22]. Expression of the catalytic subunit of PP2A enhanced activation of HIV-1 promoter by phorbol myristate acetate (P...

Ngày tải lên : 13/08/2014, 09:20

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Báo cáo y học: "Inhibition of antithrombin by hyaluronic acid may be involved in the pathogenesis of rheumatoid arthritis" potx

... kDa glycoprotein that is synthesized in liver. The inhibitory activity of antithrombin on thrombin is signifi- cantly enhanced by heparin, a type of glycosaminoglycan (GAG) [8]. The GAG family comprises ... 4 Effects of various metal ions on ability of hyaluronic acid (HA) to inhibit the activity of antithrombin (AT)Effects of various metal ions on ability of hyaluronic acid (...

Ngày tải lên : 09/08/2014, 06:22

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Tài liệu Báo cáo Y học: Inhibition of the MEK/ERK signaling pathway by the novel antimetastatic agent NAMI-A down regulates c-myc gene expression and endothelial cell proliferation ppt

... Ventura,C.,Pintus,G.,Fiori,M.G.,Bennardini,F.,Pinna,G.& Gaspa, L. (1997) Opioid peptide gene expression in the primary hereditary cardiomyopathy of the Syrian hamster. I. Regulation of prodynorphin gene expression by nuclear protein kinase C. J. Biol. Chem. ... Such a hypo- thesis is further conﬁrmed by the observation that, differ- ently from the effect of serum, the stimul...

Ngày tải lên : 21/02/2014, 01:21

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Tài liệu Báo cáo Y học: Inhibition of nuclear pre-mRNA splicing by antibiotics in vitro pot

... ger splicing inhibition by Cl-tetracycline may be explained by the a dditional s ize and hydrophobicity introduced by the substitution, as is often the case in ribozyme inhibition by tetracyclines ... substitution of chlorine for hydrogen at position 7 (Fig. 1C). Inhibition by Cl-tetracycline w as found to be sixfold more t han by tetracycline (Fig. 2). The extent of spl...

Ngày tải lên : 21/02/2014, 15:20

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Báo cáo Y học: Inhibition of hyaluronan synthesis in Streptococcus equi FM100 by 4-methylumbelliferone doc

... Laemmli [32]. Assay of cell-free HA synthesis Cell-free HA synthesis was performed by a modiﬁcation of the method reported by Nakamura et al. [18]. Analysis of the transfer of UDP-[U- 14 C] GlcUA ... treatment may cause a decrease in hyaluronan synthase activity by altering the lipid environment of membranes, especially the distribution of diﬀerent cardiolipin species, surro...

Ngày tải lên : 08/03/2014, 09:20

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Báo cáo Y học: Inhibition of the SERCA Ca21 pumps by curcumin Curcumin putatively stabilizes the interaction between the nucleotide-binding and phosphorylation domains in the absence of ATP pot

... inhibition of platelet aggregation [6,7] and inhibition of inﬂammatory cytokine production in macrophages [8]. Curcumin has also been shown to affect the activity of a number of key enzymes such as cyclooxygenase ... & Radziszewska, E. (1997) Inhibition of proliferation and apoptosis of human and rat T lymphocytes by curcumin, a curry pigment. Biochem. Pharmacol. 54, 8...

Ngày tải lên : 08/03/2014, 23:20

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Báo cáo Y học: Inhibition of glycosyl-phosphatidylinositol biosynthesis in Plasmodium falciparum by C-2 substituted mannose analogues pot

... in macrophages by glycosylphosphatidylinositols of Plasmodium, Trypanosoma, and Leishmania: activation of protein tyrosine kinases and protein kinase C by inositolglycan and diacylglycerol moieties. ... R.T. (1994) Glycosylphosphatidylinositols synthesized by asexual erythrocytic stages of the malarial parasite, Plasmodium falciparum. Candidates for plasmodial glycosylphosphatidyl...

Ngày tải lên : 31/03/2014, 23:20

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Báo cáo Y học: Inhibition of SERCA Ca2+ pumps by 2-aminoethoxydiphenyl borate (2-APB) 2-APB reduces both Ca2+ binding and phosphoryl transfer from ATP, by interfering with the pathway leading to the Ca2+-binding sites ppt

... permeability studies The effect of 2-APB on membrane permeability was monitored by assessing the quenching of calcein dye trapped in egg phosphatidylcholine liposomes by Co 2+ , as described by Longland ... the surface of the Ca 2+ -ATPase (Site B). As can be seen in Fig. 9, the loss of the hydroxyl group from the Tyr837Phe mutant enzyme resulted in a reduction of inhibition...

Ngày tải lên : 31/03/2014, 23:20

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Báo cáo y học: "Inhibition of highly productive HIV-1 infection in T cells, primary human macrophages, microglia, and astrocytes by Sargassum fusiforme" pdf

... M, Volsky JD: Repli- cation of different clones of human immunodeficiency virus type 1 in primary human fetal astrocytes: enhancment of viral gene expression by Nef. Journal NeuroVirology 1999, 5:115-124. 35. ... the HIV-1 CCR5-tropic primary isolate ADA, as previously described [30]. Infections and analysis of HIV-1 expression by luciferase gene expression and by p24 EL...

Ngày tải lên : 10/08/2014, 05:20

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Báo cáo y học: "Inhibition of human immunodeficiency virus type-1 by cdk inhibitors" pdf

... Tat-associated kinase, is a member of the cyclin-dependent family of protein kinases and is induced by activation of peripheral blood lymphocytes and differentiation of promonocytic cell lines. Proc Natl ... binding of cdk9/cyclin T1 to TAR RNA [21]. Recently, a growing body of evidence has indicated the role of yet another cyclin/cdk complex, namely cyclin E/cdk2, in Tat acti...

Ngày tải lên : 10/08/2014, 05:21

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