cellular and molecular mechanisms of carotenoid action
Báo cáo y học: " Cellular and molecular mechanisms of cigarette smoke-induced lung damage and prevention by vitamin c" ppsx
... known whether p-BSQ of CS causes apoptosis and emphysematous lung damage We have addressed this question for better understanding of the cellular and molecular mechanisms of emphysema, so that ... and Bcl-2 of the lung extracts of guinea pigs exposed to air or CS supplemented with A, Immunoblots of caspase 3, PARP, A, Immunoblots of caspase 3, PARP, Bax and Bcl-2 of the lung extracts of ... of the art cellular and molecular mechanisms of alveolar destruction in emphysema Proc Am Thorac Soc 2006, 3:503-510 Publish with Bio Med Central and every scientist can read your work free of...
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MORPHOGENESIS THE CELLULAR AND MOLECULAR PROCESSES OF DEVELOPMENTAL ANATOMY pptx
... processes by which cellular organisation emerges in embryos Although we often have very good descriptions of how a particular organ forms and of the nature of the participating cells and molecular constituents, ... 1973) and for ducted-gland (Kratochwil, 1986) induction and they provide examples of a directive interaction We will postpone further discussion of the interactions that specify the details of secondary ... the molecular and cellular mechanisms that cause mesenchymal cells to form bones and the general principles responsible for their diversity of form The belief that questions at one level of complexity...
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Cellular and molecular control of skeleton formation in fish insights from osteoblast ablation and functional characterization of lrp5 and SOst
... double-strands at defined consensus sequences Depending on the experiment 1-5μg of DNA were digested in reaction volumes of 20100μl Furthermore the reaction consisted of 1/10 Volume reaction buffer and ... (HN) B-D and I-K are higher magnification views of cleithrum boxed in A and H, respectively Operculum of a DMSO control (E-G) and Mtz treated larva (L-N) Note: Loss of CFP and absence of mineralization ... rerio), to gain better understanding of the cellular and molecular processes involved in skeletal development To examine the role of osteoblasts in development of the vertebral column, I created...
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Báo cáo khoa học: Cellular and molecular action of the mitogenic protein-deamidating toxin from Pasteurella multocida pptx
... deamidating reaction on related Molecular action of Pasteurella multocida toxin G-protein targets and with overlapping cellular outcomes, the sequence and structure of the activity domain of PMT differ ... Wilson and M Ho Molecular action of Pasteurella multocida toxin One enigmatic aspect of PMT action on its G-protein substrates is the ability of PMT to discriminate among the different Ga isoforms, ... intoxication of PMT Little is known about the cellular uptake mechanisms of PMT Bacterial protein toxins are known to utilize a number of different entry routes, and the nature of the receptor often...
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Báo cáo khoa học: Assembly and molecular mode of action of the Helicobacter pylori Cag type IV secretion apparatus doc
... well as in the molecular mechanisms of effector protein secretion This minireview describes the composition of the cagPAI and the properties of both conserved and unique components of the Cag-T4SS, ... potential implications for the current understanding of its mode of action The cagPAI and the Cag type IV secretion apparatus Gene arrangement and variants of the cagPAI The cagPAI, which was originally ... enhancing the risk of cancer development, it is important to understand its molecular principles in detail Defining the molecular mechanisms of CagA transport to the bacterial surface and across the...
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Báo cáo khoa học: Viral entry mechanisms: cellular and viral mediators of herpes simplex virus entry potx
... gH and gL (Fig 2) [8] Fusion of viral envelope FEBS Journal 276 (2009) 7228–7236 ª 2009 The Authors Journal compilation ª 2009 FEBS 7229 Cellular and viral mediators of HSV entry J Akhtar and ... proteins and bind a microtubule-dependent, minus end-directed motor, dynein [9] Although most of the tegument proteins are required for activation and modulation of viral gene expression and shut-off ... compilation ª 2009 FEBS 7233 Cellular and viral mediators of HSV entry J Akhtar and D Shukla additional studies are needed to determine and establish the significance of potential gH receptors Cell-to-cell...
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UPDATE ON MECHANISMS OF HORMONE ACTION – FOCUS ON METABOLISM, GROWTH AND REPRODUCTIONS pptx
... co-localization of motilin and ghrelin in the duodenum and lower intestine of suncus 6 Update on Mechanisms of Hormone Action – Focus on Metabolism, Growth and Reproductions Distributions of motilin and ... structures, distribution of motilin- and ghrelin-producing cells, distribution of their receptors, plasma profies and secretion of motilin and ghrelin, and the role of motilin and ghrelin in gastric motility ... elevated in obese individuals) Cellular and molecular alterations of white adipose tissue in obesity One of the consequences of the production and local release of cytokines and adipokines by adipocytes...
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Báo cáo khoa học: " Mechanisms of the action of povidone-iodine against human and avian influenza A viruses: its effects on hemagglutination and sialidase activities" doc
... the three types (A, B and C) of influenza viruses, A type is the most virulent, infecting various avian and mammalian species and causing human pandemics as a consequence of antigenic change (antigenic ... of the virus titer by more than orders of magnitude in Madin-Darby canine http://www.virologyj.com/content/6/1/124 kidney (MDCK) cells [28] However, the target sites and mechanisms of PVP-I action ... sialidase and Kis for bound sialidase complex, had 1.6- and 26.6-fold lower affinities than that of MUNA, respectively Discussion content of iodine species with free molecular form (I2) and hypoiodous...
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Báo cáo y học: "Lung epithelium as a sentinel and effector system in pneumonia – molecular mechanisms of pathogen " pdf
... burden of pneumonia, the increasing number of antibiotic- resistant bacteria, and the emergence of new pulmonary pathogens into account, an exact analysis of molecular mechanisms of disease is mandatory ... epithelium, the molecular mechanisms and consequences of these interactions are poorly understood For some of the important pathogens mentioned, little or nothing is known about the consequences of epithelial ... peptidoglycans of basically all bacteria [117,118] However, as for many of the TLRs and their agonists, there is no formal proof for the binding of the peptidoglycan motifs to the LRR domains of NOD1 and...
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Molecular mechanisms of mechanosensing at cell cell and cell matrix adhesion 2
... signaling and regulation of variety of cellular processes such as cell growth, migration and gene-expression [20] To fulfill such a set of functions, eukaryotic cells have evolved delicate and robust molecular ... molecular mechanisms, often referred to as functional modules, work together to govern these complex and robust processes [2, 17] This thesis work devotes to understand the molecular mechanisms of a ... effects of VD1 domain binding on the effect of talin rod 4.2.2 Force dependent interaction of vinculin head to αCM 4.2.3 The effect of full length vinculin on the samples of...
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Dendritic cells respond differently to live and killed bacteria molecular mechanisms of pathogen recognition by dendritic cells and implications for vaccine development
... to a wide range of antigens by generating random and highly diverse BCRs and TCRs by somatic gene recombination The interaction of the BCR and TCR with antigens activates the B and T cells leading ... resulting from this interaction, may shed light on the mechanisms of initiation of the immune response to E coli and on aspects of invasiveness, pathogenicity and the persistence of E coli This may ... switching of these T cell activated B cells IL10 and TNF- can induce the secretion of IgA1 and IgA2 (71) 1.3.4 Clinical applications of DCs The knowledge on DC biology, functions and the interactions...
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Tài liệu Báo cáo khoa học: Isolation and molecular characterization of a novel D-hydantoinase from Jannaschia sp. CCS1 docx
... Purification of HYDBp and HYDJs tot, total proteins; ppt, precipitate fraction; sup, supernatant fraction; puri, purified proteins; M, molecular weight standards For the molecular weight standards, the bands ... performed using T-COFFEE [44] Docking simulation of substrate on the active site of HYDJs The substrate binding pockets of HYDJs and the mode of interaction between substrate and enzyme were analyzed ... positions of the Ca of Ala156 in HYDJs and the Ca of Met156 in HYDBp located in the SGL3, which leads to the increased size of the substrate binding pocket of HYDJs The side chain of Ala156 is...
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Tài liệu Báo cáo khoa học: Biochemical and molecular characterization of hazelnut (Corylus avellana) seed lipoxygenases pdf
... reaction products of the hazelnut LOX were compared with the reaction products of soybean LOX type I and authentic standards of 9- and 13-HODE As shown in Fig 4, 9-HODE is the main product of the hazelnut ... role of these LOXs is largely unclear Because of their role in the generation of pleasant or unpleasant flavours and their involvement in co-oxidation reactions leading to the bleaching of carotenoids ... part of the world production adsorbed by the pastry industry Hazelnut seeds contain reasonable levels of linoleic and linolenic acid (about 10 and 0.2%, respectively, of the total fatty acids) and...
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Báo cáo khoa học: Molecular mechanisms of the phospho-dependent prolyl cis ⁄ trans isomerase Pin1 docx
... FEBS 5213 Molecular mechanisms of Pin1 G Lippens et al Fig Schematic view of the parallel between Pin1 and CKS in protein degradation Top: Model of the SCFCDC4 E3 ligase and the role of Pin1 Pin1 ... when the role of Pin1 in amyloid precursor protein (APP) processing and ensuing b-amyloid production was studied, the interaction between the WW Molecular mechanisms of Pin1 domain and a phosphorylated ... molecular mechanisms of the enzyme action Most importantly, we want to critically review the evidence that Pin1 would or would not act as a prolyl cis ⁄ trans isomerase Molecular mechanisms of...
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Báo cáo khóa học: Biochemical and molecular characterization of a laccase from the edible straw mushroom, Volvariella volvacea docx
... in a volume of 25 lL consisting of PCR buffer, 0.2 mM each dNTP, 2.5 mM MgCl2, 0.2 lM each primer, and 0.5 U of Taq polymerase One microlitre of RT reaction was used in each PCR reaction As a ... and 2,6-DMP were pH 5.6 and 3.4 UÆmg protein)1 and pH 4.6 and 2.8 UÆmg protein)1, respectively In standard assay mixtures, the velocity of ABTS oxidation was maximal at 45 °C The dependence of ... concentration ranges of 0.005–1 M, 0.01–1 M and 0.0025–0.025 M, respectively The effect of putative laccase inhibitors was determined in standard assay reaction mixtures following incubation of lac1 with...
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Báo cáo khoa học: Functional fine-mapping and molecular modeling of a conserved loop epitope of the measles virus hemagglutinin protein pdf
... partially oxidized and the signal of the reduced species increased as a result of oxidation Identification of the active isoform Because of disulfide scrambling HPLC-purified isoforms rapidly re-equilibrate, ... negative for binding High conservation of the HNE sequence Molecular modeling of the HNE peptide An interesting and important feature of the HNE is its high degree of conservation among field isolates ... intramolecular Ó FEBS 2003 Fine-mapping of an epitope of measles virus (Eur J Biochem 270) 1523 Fig Molecular modeling of HNE peptide Top view (A) and lateral view (B) of four representative conformations...
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Báo cáo khoa học: Enzymatic characterization and molecular modeling of an evolutionarily interesting fungal b-N-acetylhexosaminidase pot
... blue) and standard (magenta) substrates after ns of MD (C) Overlay of positions of N-propionyl modified (light blue) and standard (magenta) substrates after ns of MD (D) Molecular surface of the ... hydrolysis of N-formyl, N-glycolyl and N-propionyl derivatives of the standard N-acetyl substrate) than A oryzae (2–5% hydrolysis) The cloning and sequencing of PoHex and analysis of the corresponding ... fluctuation of residues at pH (Fig S2) The lower stability of the protein at pH could be explained by the protonation of Glu, Asp and His residues and by the loss of some stabilizing interactions...
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Báo cáo khoa học: Sequences, geographic variations and molecular phylogeny of venom phospholipases and threefinger toxins of eastern India Bungarus fasciatus and kinetic analyses of its Pro31 phospholipases A2 docx
... mutational rates of the exon of the 3FTx genes are much faster than those of the PLA genes, leading to high variation of KBf-3FTx Cloning and cDNA sequencing Venom glands of only one of the KBf specimens ... present in B candidus venom, while 3FTx-RK is 84% identical to bucain [25] of B candidus Calcium binding and kinetic parameter of the P31-PLAs Four PLAs (Va, Vb-2, VI and II) of KBf and Bf contain ... the prey of Bf and king cobra consists mainly of snakes and reptiles, which are distinct from those of other kraits (e.g B candidus and B multicinctus, which prey on small catfishes, eels and rodents...
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Báo cáo khoa học: Purification, characterization and molecular cloning of tyrosinase from the cephalopod mollusk, Illex argentinus docx
... lane 2, fraction no 180; lane 3, fraction no 190; lane 4, fraction no 198; lane 5, fraction no 204 The arrow indicates the band of ST94 (lanes and 4) (C) IEF-native 2D-PAGE of the pooled fraction ... dialyzed solution of AS60 (300 mL) obtained from 100 g of defatted ink powder contained 2.9 g of protein, 0.29 g of hexose, 0.25 g of uronic acid, 0.12 g of methylpentose and 5400 units of tyrosinase ... The molecular masses of the subunits of ST94 and ST94t were similar to those of the proenzymes ( 70–80 kDa) and the activated enzymes by proteolysis ( 60–70 kDa) of a bivalve tyrosinase [34] and...
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Báo cáo khoa học: Three-dimensional structure of a thermostable native cellobiohydrolase, CBH IB, and molecular characterization of the cel7 gene from the filamentous fungus, Talaromyces emersonii ppt
... convex and concave sheets of the b-sandwich are composed of seven b-strands Many of the side-chains in the b-sheets are hydrophobic, and interactions between these residues appear to hold the b-sandwich ... space group of the 1Q9H crystal, were found The best solutions had correlation coefficients of 56.1% and 55.3%, and R-factors of 40.0% and 40.9% for 1CEL and 1GPI, respectively Refinement of the models ... mechanism of action Kinetic parameters and enzyme– ligand interactions of GH7 enzymes are well characterized [19–21] Genes from this family have been cloned and characterized from a variety of fungal...
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