nkt cells in periodontitis lesions
Báo cáo y học: " Cross-talk between cd1d-restricted nkt cells and gδ cells in t regulatory cell response" ppt
... one of a limited number of distinct TCRb chains resulting in limited clonal diversity These cells are usually designated as invariant NKT (iNKT) cells Type NKT cells use diverse TCR (non-Va14Ja18/Va24Ja18) ... viral control by eliminating infected cells early in the virus replication cycle As with NKT cells, gδ cells can interact with CD1 on dendritic cells/ macrophage resulting in enhanced antigen presentation ... signaling in T cells and SOCS3 signaling in monocytes resulting in reduced T cell proliferation and cytokine response [112] Treg cells play an important role in preventing autoimmunity in myocarditis...
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Báo cáo y học: " GDF-15 is abundantly expressed in plexiform lesions in patients with pulmonary arterial hypertension and affects proliferation and apoptosis of pulmonary endothelial cells" ppsx
... seen in the cells of a plexiform lesion (P) Inset exhibits prominent luminal staining of GDF-15 in cells lining the vascular channel (arrow) Note the presence of GDF-15 in the endothelial cells ... signal for GDF 15 is noted in cells lining vascular channels Inset shows prominent luminal staining of GDF-15 in endothelial cells (arrowhead) Note lower signal for GDF-15 in the connective tissue ... detected in the smooth muscle cells of remodeled pulmonary arteries (Figure 3) In concentric lesions GDF-15 expression was noted in cells lining the small lumen of lesions, probably endothelial cells...
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Báo cáo y học: " Effect of Weight Reduction on Cardiovascular Risk Factors and CD34-positive Cells in Circulatio"
... endothelial cells that line blood vessels There is strong evidence of the role of circulating endothelial progenitor cells, including populations of CD34 positive cells presented in peripheral blood, in ... of CD34+ cells in circulation during dieting program was 69% ± 50% In conclusion, the weight loss program analyzed in our study resulted in the improvement of the number of CD34+ cells in circulation ... Schroeter MR, Leifheit M, Sudholt P Leptin enhances the recruitment of endothelial progenitor cells into neointimal lesions after vascular injury by promoting integrin-mediated adhesion Circ Res 2008;...
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Fuel Cells in the Automotive Industry
... heating channels in the jacket, through the highly conductive jacket material, and into the core We can calculate the temperature profile by defining a heat balance in the reactor, assuming that ... production in future cars, is the new generation of fuel cells These work principally as batteries do, yet while batteries can be considered as batch reactors, fuel cells are continuous reactors In a ... combination of modeling and experiments has shown to lower costs and accelerate the pace of building prototypes and understanding of these new systems The optimization of the fuel cell, in combination...
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Tài liệu Báo cáo khoa học: Role of Kupffer cells in pathogenesis of sepsis-induced drug metabolizing dysfunction pptx
... shown that interactions between KCs and endotoxin comprise the initiating event leading to hepatotoxicity in liver injury, including endotoxemia and ischemia ⁄ reperfusion injury [14] In our studies, ... Regulation of hepatic drug-metabolizing enzyme genes by Toll-like receptor signaling is independent of Toll-interleukin receptor domain-containing adaptor protein Drug Metab Dispos 36, 95–101 10 ... numerous procarcinogens, including aflatoxin B1 [21] In the present study, CYP1A1 and 1A2 activities were significantly decreased, with a concomitant decrease in their protein levels during the late...
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Báo cáo Y học: Early growth response-1 gene (Egr-1 ) promoter induction by ionizing radiation in U87 malignant glioma cells in vitro pot
... cyclase, forskolin induces increased levels of cAMP in treated cells This in turn activates cAMP-dependent protein kinase A (PKA) which phosphorylates CREB and other target proteins Wortmannin A mM stock ... obtained after irradiating cells with UV light are in perfect agreement with the immunoblot analyses and suramin inhibition experiments presented in our study indicating an auto- and/or paracrine ... phosphatidylinositol 3-kinase (PtdIns3-kinase, IC50 nM) wortmannin allows us to investigate downstream signalling of the PtdIns3 pathway and dependent activation events Suramin Suramin (Sigma, St Louis,...
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Stem Cells in Human Reproduction Basic Science and Therapeutic Potential Second Edition pot
... polyadenylated during meiotic maturation and binds CPE-binding protein (CPEB), a highly conserved RNA-binding protein with both a zinc finger and an RNA-recognition motif (RRM) (53,54) Injection into Xenopus ... stored mRNAs RINGO/Spy protein is absent in the oocyte cytoplasm, while its mRNA is maintained in a dormant state This is achieved by binding of Pumilio-2, an RNA-binding protein initially described ... cap-binding factor The binding of maskin to eIF4E precludes the binding of eIF4G to eIF4E, thus inhibiting the formation of the translation initiation complex Following stimulation, the kinase...
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Báo cáo khoa học: Vitamin D stimulates apoptosis in gastric cancer cells in synergy with trichostatin A ⁄sodium butyrate-induced and 5-aza-2¢-deoxycytidine-induced PTEN upregulation ppt
... declined in gastric cancer [35], we speculated that PTEN might participate in the VD3-induced apoptosis in gastric cancer cells To investigate this, undifferentiated HGC-27 adenocarcinoma cells ... were therefore interested in determining whether TSA ⁄ NaBu had any effects on promoting the binding of Egr-1, a major transcription factor of PTEN To this, we first examined the in uences of TSA ... transfected cell lines HGC-27 cells were transfected with pSliencer 4.1–CMV neo-siPTEN or pSliencer 4.1–CMV neo vector, using the Lipofectamine 2000 (Invitrogen) protocol Cells were maintained in IMDM...
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Pulmonary tuberculosis associated with increased number and percentage of natural killer and B cells in the peripheral blood pot
... patients in this study Immunity against MTB comprises of a predominant cellular response and majority of researchers have dismissed the participation of B cells in defending against the infection B cells ... towards protection against MTB (Kumararatne, 1997) However experiments in mice have unveiled the role of B cells in the optimal host response against MTB by increasing the infection inoculum (Vordermeier ... subsets including NK cells in PTB have already been described in PTB (Snyder et al., 2007; Barcelos et al., 2008) CD4 + T -cells have been shown to play a vital role in the control of MTB infection,...
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Báo cáo khoa học: Glycolipids with nonreducing end a-mannosyl residues that have the potential to activate invariant Va19 NKT cells pptx
... of the indicated strain Typically, the liver MNCs include 30% NKT cells and 20% T cells, and the gut lamina propria MNCs include 8% NKT cells and 45% T cells in Va19 Tg+ TCR a– ⁄ – mice In C57BL ... mainly present as NKT cells in mouse livers [12] These cells [designated as NK1.1+ Va19-Ja33 invariant TCR a+ cells (Va19 NKT cells) ] represent about 1% of mononuclear cells (MNCs) in the liver, so ... another invariant TCR a chain consisting of Va19-Ja33 (conventionally Ja26) has been found [11] We have demonstrated that cells expressing the Va19-Ja33 invariant TCR a chain are mainly present as NKT...
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scientific american - 1995 11 - guardian cells in the brain
... saying that the recrunching of the numbers in part, pooling control animals from diíerent studiesẹwas inappropriate In rats, BLOWING IN FIBERGLASS, done when the installation of blankets is infeasible, ... freezing point and sinks back into the abyss Tongues of Antarctic bottom water, the densest in the world, òood northward into the Atlantic, Paciịc and Indian oceans, eventually welling up again ... exewhether they were using Macintoshes ple programming tools and capabilities cuting them remotely General Magicếs or Intel-style PCs The oíending code for sending and receiving data over the Telescript...
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báo cáo hóa học:" High correlation of the proteome patterns in bone marrow and peripheral blood blast cells in patients with acute myeloid leukemia" pot
... fixed in 50% ethanol, and 10% acetic acid for 12 hours Silver staining Proteins were visualized using the silver staining method employing a modification of the method of Heukeshoven according ... protein for phosphoserin motifs Regulated the interactions and subcellular localization of signalling molecules γ-Catenin Forms a complex with α- and β-Catenin to Cadherins, that are involved in ... formation and maintenance of the histo-architecture Plasmonogen activator inhibitor-2 (PAI-2) Involved in the regulation and inhibition of binding between urokinase-type plasminogen activator...
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báo cáo hóa học:" CTLA4 blockade increases Th17 cells in patients with metastatic melanoma" pdf
... Figure in Increase3 Th17 cells after tremelimumab-based therapy by intracellular cytokine staining Increase in Th17 cells after tremelimumab-based therapy by intracellular cytokine staining A) Gating ... protein transport inhibitor containing brefeldin A (GolgiPlug, BD Biosciences) in FACS tubes Cells were then surface stained with phycoerythrin (PE) anti-human CD4 and peridinin-chlorophyll-protein ... antibodies would release negative signaling in Th17 resulting in increased number or function In this study we analyzed IL-17 cytokine and cytokine-producing cells in peripheral blood of patients treated...
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Báo cáo hóa học: " Nutraceutical augmentation of circulating endothelial progenitor cells and hematopoietic stem cells in human subjects" potx
... a peak increase of approximately 53% in the number of CD34 expressing cells and and a 90% increase in CD133 cells in circulation Furthermore, a significant augmentation of cells possessing hematopoietic ... These data suggest Stem-Kine supplementation increases circulation of cells capable of giving rise to hematopoieticlineage cells in vitro Stem-Kine augments circulation of cells with EPC phenotype ... Assessment of cells bearing this phenotype was performed at similar timepoints to CD34/C133 expression pre- and postStem-Kine administration Significant increases of circulating cells expressing the...
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Báo cáo hóa học: "Thymoglobulin, interferon-g and interleukin-2 efficiently expand cytokine-induced killer (CIK) cells in clinical-grade cultures" potx
... [3,11,12,33] Our interest in TG as a candidate drug to expand CIK cells in preparation for clinical trials originated from reports indicating that binding of TG to CD16, CD18 and NKp46 on NK cells potentiates ... the frequency measured in patients’ peripheral blood, indicating in vitro depletion of preexisting Treg cells The higher percentage of Treg cells routinely detected in baseline peripheral blood ... percentage of cells staining positively for intracellular FoxP3 is indicated by labeling with a panel of mAb recognizing the NK activating receptor NKG2D, the NK triggering receptor NKp46, the NK inhibitory...
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Báo cáo sinh học: " Re-evaluating the role of natural killer cells in innate resistance to herpes simplex virus type 1" pot
... HSV-1 infection Several clinical case reports indicate that NK cells (a major potential source of IFN-γ) are essential for innate defense against HSV-1 infection in humans [1-3] Yet, NK cells ... for determination of 51Cr release from target cells Controls for the assay included × 104 cells target cells incubated alone in culture medium (spontaneous release) and target cells incubated ... KOS-GFP strain [50] caused a slowly progressing infection in rag2-/- mice that was not lethal until 25 ± days p.i Thus, Stat plays an integral role in innate resistance to HSV-1 infection Likewise,...
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báo cáo hóa học: " Vascular endothelial growth factor-A and chemokine ligand (CCL2) genes are upregulated in peripheral blood mononuclear cells in Indian amyotrophic lateral sclerosis patients" pot
... chemokine ligand-2 (CCL2), a proinflammatory molecule, may impart neuroprotection in ALS against glutamate induced excitotoxicity either by reducing release of glutamate and/or increasing efficiency ... ALS patients could not be ascertained Since elevated CCL2 initiates inflammatory reaction by increasing production of nitric oxide and other inflammatory chemokines from unregulated monocytes/ ... obtaining informed consent as a part of research protocol as per institute ethical committee guidelines (No 7055-PG-1Tg-05/4348-50) Based on the “El Escorial criteria”, there were 25 definite...
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báo cáo hóa học:" Effects of TGF-β1 and IGF-1 on proliferation of human nucleus pulposus cells in medium with different serum concentrations" pptx
... examination[16] An[17] reported that the intradiscal administration of osteogenic protein-1 by injection in vivo resulted in an increased disc height present at 2, 4, and weeks and an increase in ... of growth factors in single or combinations The optical density was assessed when NP cells were cultured in medium supplemented with growth factors in single or combinations in their optimal concentrations ... production by ovine intervertebral disc nucleus pulposus cells grown in alginate bead culture by Transforming Growth Factor-beta(1) and insulin like growth factor-I Cell Biol Int 2001, 25(7):679-89...
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Báo cáo hóa học: " Role of CD8+ cells in controlling replication of nonpathogenic Simian Immunodeficiency Virus SIVmac1A11" ppt
... animals, suggesting that during these early stages, CD8+ cells had no detectable role in controlling SIVmac1A11 replication However, after an initial decline, viral RNA levels in the CD8+ cell-depleted ... well as NK cells, the relative contribution of each cell type could not be determined CD8+ T cells and NK cells inhibit virus replication in vitro through a variety of mechanisms, including cytolytic ... ADCVI-mediating antibodies can be found early during HIV-1 infection and reduce HIV-1 yield both by lysis of infected target cells and by the release of betachemokines from NK effector cells [27,28] In...
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báo cáo hóa học:" Re-evaluating the role of natural killer cells in innate resistance to herpes simplex virus type 1" pot
... HSV-1 infection Several clinical case reports indicate that NK cells (a major potential source of IFN-γ) are essential for innate defense against HSV-1 infection in humans [1-3] Yet, NK cells ... for determination of 51Cr release from target cells Controls for the assay included × 104 cells target cells incubated alone in culture medium (spontaneous release) and target cells incubated ... KOS-GFP strain [50] caused a slowly progressing infection in rag2-/- mice that was not lethal until 25 ± days p.i Thus, Stat plays an integral role in innate resistance to HSV-1 infection Likewise,...
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