regulation of apoptosis invasion and angiogenesis of tumor cells by caffeic acid phenethyl este
Tài liệu Báo cáo Y học: Intracellular localization and transcriptional regulation of tumor necrosis factor (TNF) receptor-associated factor 4 (TRAF4) pdf
... and 3¢end Sac2 overhangs were generated by proofreading PCR and HeLa cDNA as template The BamH1/Sac2 digested amplicons were ligated into the pEGFP-N1 and pEYFPN1 vectors digested with Bgl2 and ... solely of the C-TRAF domain of TRAF4, an appropriate cDNA fragment of TRAF4 with a 5¢-end BamH1 overhang and 3¢-end Sac2 overhang was generated by proofreading PCR and inserted into Bgl2/Sac2 digested ... fractionation, cells were washed twice with NaCl/Pi and half of the cells were used for preparation of cytoplasmic and nuclear extracts, respectively For preparation of cytoplasmic extracts, the cells...
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báo cáo khoa học: "Regulation of cell cycle transition and induction of apoptosis in HL-60 leukemia cells by lipoic acid: role in cancer prevention and therapy" ppt
... described [27] Figure of Control1 cell growth and viability in HL-60 cells by LA Control of cell growth and viability in HL-60 cells by LA (A) Cells were treated with 0, 1, 2.5 and mM LA and the cell ... the appearance of sub-G1 fraction (Fig 2A); notably, the percentage of apoptotic cells increased from 1.4% in control cells to 59.6% and 72.9% in 24 and 48 h, 2.5 and mM LA-treated cells, which ... distribution ofpoly(ADP-ribose) c by LA Induction of apoptosis by LA and analysis on poly(ADP-ribose) polymerase (PARP) cleavage, AIF/cytochrome c expression, and bax/bcl-2 ratio and subcellular...
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Báo cáo y học: "Gene expression profiling in circulating endothelial cells from systemic sclerosis patients shows an altered control of apoptosis and angiogenesis that is modified by iloprost infusion" potx
... expression of genes encoding for molecules involved in the negative regulation of apoptosis (RASA1, PRKAA1 and BNIP3) suggesting that the cells are prone to apoptosis Apoptosis of endothelial cells ... Comparison of CECs and EPCs levels between healthy controls and patients affected by SSc with and without ulcers were performed by T-test and Pearson test Correlations between CECs and EPCs number ... regeneration of injured endothelium is of particular importance and may occur by migration and proliferation of surrounding mature endothelial cells CECs are terminally differentiated cells with...
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Pleiotropically acting MicroRNA 10b regulates angiogenicity, invasion and growth of tumor cells resembling mesenchymal subgroup of glioblastoma multiforme
... in many tumors including GBM (36) and its regulation of tumor cell motility, invasion and apoptosis have been vastly demonstrated (37-40) Down -regulation of miR-21 or over-expression of its target, ... glioma cells and re-expression of miR-26b diminished proliferation, migration and invasion of glioma cells in vitro (25) Moreover, miR-26b targets ephrin A2 and diminish the capacity of glioma cells ... cell invasion (46), while Sun and co-workers demonstrated miR-10b does not affect glioma cell cycle but enhances glioma cell invasion via downregulation of HOXD10 and up -regulation of MMP14 and...
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Báo cáo khoa học: Regulation of arginase II by interferon regulatory factor 3 and the involvement of polyamines in the antiviral response potx
... described a role for ArgII and ⁄ or polyamine in the regulation of apoptosis [21,22] Thus, the possibility that the antiviral effect of spermine is mediated by induction of apoptosis was analyzed ... (80 HAU per 106 cells) for 52 h (dark-shaded bars) Cells were harvested, and perchloric acid extracts were used to quantify the intracellular concentration of spermine, spermidine and putrescine ... pylori-mediated induction of ArgII via a TLR-4-dependent pathway The role of polyamines in apoptosis is controversial; both induction of and protection against apoptosis by polyamines have been...
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Báo cáo khoa học: Regulation of phospholipid biosynthesis by phosphatidylinositol transfer protein Sec14p and its homologues pot
... rate and resulting deregulation of the INO1 gene reverts this deregulation and simultaneously suppresses high PtdCho turnover, and (c) increased steady-state PA levels correspond with the deregulation ... exprestaining lCiÆmL)1 of 32P-labelled orthophosphate The cells were sion) Figure 6B represents comparison of the phospholipid harvested and the phospholipids extracted and resolved as described ... expression of the INO1 gene (and low levels of PtdCho turnover) Thus, high steady-state levels of PA correlate with the inability of the INO1 gene to repress in response to inositol availability, and...
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Báo cáo khoa học: Regulation of STAT signalling by proteolytic processing Lisa Hendry and Susan John doc
... pathology of AML and CTCL Thus, future identification of the relevant serine proteases and their natural inhibitors from myeloid cells and T cells will enhance our understanding of these diseases and ... identification by future molecular cloning studies Regulation of Stat6 activity by proteolytic cleavage in mast cells Unlike Stat3 and Stat5, which are activated by a wide variety of cytokines and growth ... characterization and purification of the protease(s) and the identification of the exact cleavage site on Stat5 will be important in enhancing our understanding of the regulation of Stat5 function by proteolytic...
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Báo cáo sinh học: "CGB and GNRH1 expression analysis as a method of tumor cells metastatic spread detection in patients with gynecological malignances" potx
... tumor cells (CTC) are thought to be responsible for metastatic spread and cancer progression Therefore detection of circulating tumor cells may be important for both diagnosis and treatment of ... mammary, and prostate cancers significant level of GNRH1 expression was also detected and the agonists of GNRH1 have been shown to inhibit proliferation and stimulate apoptosis of ovarian and endometrial ... patients Thus, the expression of CGB and GNRH1 may become a prognostic factor of metastatic spread of tumor cells [38] Materials and methods Patients Surgical specimens of gynecological cancer tissue...
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Báo cáo sinh học: " Regulation of FeLV-945 by c-Myb binding and CBP recruitment to the LTR" doc
... supershift of the specific complex (lane 5) which was not observed in the presence of 200-fold molar excess of specific competitor (lane 6) (B) Lanes 1, and represent repetitions of lanes 1, and of (A) ... Figure overexpression of replication in response to exogenous Regulation of FeLVCBP Regulation of FeLV replication in response to exogenous overexpression of CBP K-562 cells were chronically ... (5'-GAACTCTGGTCAACTGGGGAGCCTGGAGACTGCTG-3') and the Klenow fragment of DNA polymerase The resulting double stranded oligonucleotides were digested with AluI/HincII and substituted into the LTR of FeLV-A/61E The KpnI/PstI frag- Page of...
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báo cáo hóa học:" Regulation of FeLV-945 by c-Myb binding and CBP recruitment to the LTR" doc
... supershift of the specific complex (lane 5) which was not observed in the presence of 200-fold molar excess of specific competitor (lane 6) (B) Lanes 1, and represent repetitions of lanes 1, and of (A) ... Figure overexpression of replication in response to exogenous Regulation of FeLVCBP Regulation of FeLV replication in response to exogenous overexpression of CBP K-562 cells were chronically ... (5'-GAACTCTGGTCAACTGGGGAGCCTGGAGACTGCTG-3') and the Klenow fragment of DNA polymerase The resulting double stranded oligonucleotides were digested with AluI/HincII and substituted into the LTR of FeLV-A/61E The KpnI/PstI frag- Page of...
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Báo cáo y học: " Regulation of Sox9 activity by crosstalk with nuclear factor-κB and retinoic acid receptors" pptx
... by binding of membrane-permeable agonists An example of such an agonist is all-trans retinoic acid (atRA), a metabolite of vitamin A, that is bound preferentially by the α, β and γ retinoic acid ... administration of retinoic acid, NF-κB activity is reduced, which suggests an effect of RARs on function rather than expression of NF-κB Recombinant NF-κB p65 and members of both the RAR and retinoid ... treated with both TNF-α and atRA Regulation of transcription factor activity by p300 Differences in the affinity for p300 may contribute to the pattern of regulation of transcription factor activity...
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REGULATION OF RHOGAP DLC1 BY FAK, PP2A AND MEK ERK IN CELL DYNAMICS
... other controlled by RhoGTPase activity G1-S progression depends on the regulation of cyclin and Cdk inhibitors Cyclin concentrations are affected by maintaining the levels of ERK and by extracellular ... of p21cip1 and p27kip1, which are Cdk inhibitors Mitosis and cytokinesis regulation is affected by the ability of RhoGTPases to act on the cytoskeletal components [Jaffe and Hall, 2005] Rho and ... a potential interacting partner of DLC1 75 3.2.1 Confirmation of OA mediated regulation of DLC1 phosphorylation downstream of EGF stimulation and identification of potential target sites 75 3.2.2...
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Regulation of NMDA receptors by serine proteases tissue plasminogen activator (tPA) and plasminogen plasmin
... protein levels (Salles and Strickland, 2002) and activities (Salles and Strickland, 2002; Pawlak et al., 2003) of tPA and plasminogen in the brain are tightly regulated and can be increased rapidly ... isoforms of the NR1 subunit.1 Differential splicing of exons 5, 21 and 22 can give rise to eight different NR1 subunit isoforms Adapted by permission from American Society for Pharmacology and ... and memantine (Yamakura and Shimoji, 1999; Kew and Kemp, 2005; Paoletti and Neyton, 2007) Although most of the channel blockers, such as PCP and ketamine, not show subtype selectivity, some of...
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Regulation of spindle behaviour by DNA replication and damage checkpoints in budding yeast
... in wild-type cells arrested in early-S phase but not G2M 101 Figure 12 Prevention of spindle extension in mec1-1 cells by downregulation of Cin8 and Stu2 105 Figure 13 Role of anti-spindle ... Conclusions and Future Work 6.1 Regulation of Spindle Dynamics by DNA Replication Checkpoint 183 6.2 Regulation of Spindle Dynamics by the DNA Damage Checkpoint 186 6.3 A Unified View of DNA ... Chromosomes in DNA-damaged Cells 122 4.3 Negative Regulation of Microtubule Associated Proteins Cin8 and Kip1 by DNA Damage Checkpoint 130 iv 4.4 Role of Cdh1 in Regulation of Spindle Extension...
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Role of c jun in the regulation of tumor suppressor p53 homologue, p73
... 1.3.6.7 Regulation of p73 by MDM2 13 1.3.7 ∆ N-p73 13 1.3.8 Regulation by oncogenes 14 1.3.8.1 c-Myc and E1A 14 1.3.9 The role of p73 in cancer 15 1.3.10 15 1.3.11 p73 mutations, loss of heterozygosity, ... mediator of apoptosis 27 2.9.6 c-Jun and apoptosis 28 2.10 Knockout studies on c-Jun 28 2.11 The Regulation of c-Jun 29 2.12 The stability of c-Jun protein 30 2.13 The relationship between p53 and ... Kartasheva et al., 2002) Of note, both MDM2 and ∆N-p73 are transcriptional targets of p53 Deregulation of these regulatory loops in cancer cells, resulting in upregulation of either MDM2 or ∆Np73...
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Báo cáo khoa học: Iron regulatory protein-independent regulation of ferritin synthesis by nitrogen monoxide pot
... uptake: activity of the H-chain and deletion mapping of the ferro-oxidase site A study of iron uptake and ferro-oxidase activity of human liver, recombinant H-chain ferritins, and of two H-chain ... [35S]-methionine and harvested Ferritin was immunoprecipitated by using anti-ferritin IgG and analyzed by SDS ⁄ PAGE followed by autoradiography shows that in cells incubated with FAC, 10% of the ferritin ... [35S]-methionine and harvested Ferritin was immunoprecipitated by using anti-ferritin IgG and analyzed by SDS ⁄ PAGE followed by autoradiography DA, densitometric analysis, in arbitrary units (B) Cells...
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REGULATION OF INTEREST RATE BY THE STATE BANK OF VIETNAM (SBV) potx
... on loans on the basis of market capital supply – demand and the creditability of borrowers” Page of 20 International Finance Regulation of Interest Rate by the State Bank of Vietnam (SBV) This ... quality of service, and the credibility If the banks can not compete with higher Page of 20 International Finance Regulation of Interest Rate by the State Bank of Vietnam (SBV) service quality and ... decrease of aggregate demand of economy, and a lower equilibrium price can be expected due to the move of demand curve to the left However, this effect seems to be SHORT-TERM because the decrease of...
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Báo cáo Y học: Differential regulation of telomerase activity by six telomerase subunits potx
... used downregulation of telomerase by inducing differentiation of HL-60 cells, and up -regulation of telomerase by stimulating proliferation of peripheral blood mononuclear cells (PBMC) to evaluate ... Down -regulation of telomerase activity by induction of differentiation of HL-60 cells has been reported [24,25] To understand the role of each telomerase subunit in enzyme activity, we used downregulation ... The ratio of differentiated cells (Fig 1A and B) was estimated to be 25% after days of treatment and 70% after days After days of treatment with 100 ngÆmL)1 TPA, > 90% of the HL-60 cells became...
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Molecular Regulation of Endocytosis Edited by Brian Ceresa pot
... proteins comprise of Sla1p, Lsb3p, Pan1p, and End3p The NPF module proteins consist of Las17p, type I myosins Myo3p and Myo5p, and Vrp1p, Bzz1p and Bbc1p With the exception of the type I myosins, ... effect of the absence of SEC28 on the interaction of Vid30p and Vid24p was examined using pulldown assays In this study, Vid30p was pulled down and the levels of Vid24p was examined the bound and ... LisH and CTLH domains of Vid30p are involved in the later steps of the Vid pathway Thus, in summation, VID30 is required for the association of Vid vesicles and actin patches, and that the LisH and...
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