flow of amino acids and organ specific metabolism

Báo cáo khoa học: Assimilation of excess ammonium into amino acids and nitrogen translocation in Arabidopsis thaliana – roles of glutamate synthases and carbamoylphosphate synthetase in leaves ppt

Ngày tải lên : 30/03/2014, 01:20

... ve-carbon amino acids) and asparagine and aspartate (four-carbon amino acids) (up to 80% of the total amino acids) (Fig 3) 4068 te te cc mc se Fig In situ hybridization of the transcripts of GLU1, ... biosynthesis and transport of amino acids under photorespiratory and nonphotorespiratory conditions Results Expression of the genes for GOGATs and CPSase In order to understand the physiological role of ... Arabidopsis metabolism, we determined the levels of ammonium and free amino acids in leaves and compared them to the levels in the control wild-type lines The GLU1 mutant accumulated a large amount of...

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báo cáo khoa học: "Sub-cellular internalization and organ specific oral delivery of PABA nanoparticles by side chain variation" pdf

Ngày tải lên : 11/08/2014, 00:23

... of 4 -Amino- N-pyridine-2 yl-benzamide For preparation of 4 -Amino- N-pyridine-2 yl-benzamide, the suspension of 4-Nitro-N-pyridine-2 yl-benzamide (5.0 g, 20.5 mmol) in 75 mL of MeOH and 225 mL of ... low level of entry in all the stages of development Page of 12 Delivery of rhodamine B embedded nanoparticles C-12 showed an equal and maximal level of incorporation in all stages of development ... have been rare It is mainly due to lack of self-assembled organic molecules and compatibility of small molecules with nanoskeleton [14-16] A handful of organic nanomaterials are presently known...

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Báo cáo y học: " Effects of carbohydrate, branched-chain amino acids, and arginine in recovery period on the subsequent performance in wrestlers" potx

Ngày tải lên : 11/08/2014, 23:21

... Nishitani S Takehana K: Phar macological activities of br anched-chain amino acids: augmentation of albumin synthesis in liver and improvement of glucose metabolism in skeletal muscle Hepatol Res 2004, ... stimulus-secretion coupling of amino acid-induced insulin release: insulinotropic action of br anched-chain amino acids at physiological concentr ations of glucose and glutamine Eur J Clin Invest ... macological activities of br anched-chain amino acids: specificity of tissue and signal tr ansduction Biochem Biophys Res Commun 2004, 313:387-389 43 Krebs M, Krssak M, Bernroider E, Anderwald C, Brehm...

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Báo cáo y học: "DHEA-dependent and organ-specific regulation of TNF-α mRNA expression in a murine polymicrobial sepsis and trauma model" pps

Ngày tải lên : 13/08/2014, 18:22

... treatment of sepsis and associated diseases Because of this, it is of interest to determine molecular mechanisms and functions of DHEA treatment We therefore investigated the effects of DHEA application ... quotient of the amount of TNF-α mRNA against the amount of mRNA of the housekeeping gene GAPDH * P ≤ 0.05 The data are expressed as mean ± standard error of the mean (b) In lung after 48 and 96 ... quotient of the amount of TNFα mRNA against the amount of mRNA of the housekeeping gene GAPDH * P ≤ 0.05 The data are expressed as mean ± standard error of the mean CLP = cecal ligation and puncture;...

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Microbial Production of Amino Acids in Japan

Ngày tải lên : 26/10/2013, 02:20

... introduction of the technology, various methods were searched for and developed for microbial production of other amino acids Today a whole array of amino acids are produced by microbial methods and used ... Brevibacterium lactofermentum, and B flavum in the presence of high concentrations of sugar and ammonium ions at neutral pH and under aerobic condition [2] The pathway of biosynthesis of l-lysine and l-threonine ... soybea1ns contain lower amounts of lysine, which is one of Microbial Production of Amino Acids in Japan 77 the essential amino acids for those livestocks The estimated amount of l-lysine produced in...

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Shanghaied - The Economic and Political Implications of the Flow of Information Technology and Investment Across the Taiwan Strait ppt

Ngày tải lên : 15/03/2014, 22:20

... trips between the offshore islands and Fujian Province, including 144,234 from the offshore islands to the mainland, and 8,200 from the mainland to the offshore islands as of February 29, 2004 ... between the two offshore islands and the mainland As part of that expansion of the mini-three links, the Taiwanese government also expanded the list of products that the offshore islands can import ... allowed residents of the Taiwanese-held offshore islands of Kinmen and Matsu to travel directly to the mainland and permitted some direct shipping between the offshore islands and China The mini-three...

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Báo cáo khóa học: Vertical-scanning mutagenesis of amino acids in a model N-myristoylation motif reveals the major amino-terminal sequence requirements for protein N-myristoylation ppt

Ngày tải lên : 16/03/2014, 16:20

... examine the effect of the combination of amino acids at positions and on protein N-myristoylation, sequential vertical-scanning mutagenesis of the amino acids at positions and in a model N-terminal ... combination of amino acids at positions and might be a critical determinant for protein Nmyristoylation In the present study, to examine the effect of the combination of amino acids at positions and ... addition to the combination of amino acids at positions and 6, it was demonstrated that the combination of amino acids at positions and also affects the susceptibility of the protein to protein...

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Báo cáo khoa học: Identiﬁcation of amino acids in antiplasmin involved in its noncovalent ‘lysine-binding-site’-dependent interaction with plasmin pptx

Ngày tải lên : 17/03/2014, 03:20

... half-lives of plasmin in these experiments (also before 50% of the plasmin activity was inhibited) Computer model of the C-terminal 40 amino acids in antiplasmin A computer model of the C-terminal 40 amino ... hydrophobic amino acid distant from the C-terminal portion of antiplasmin seems therefore to be of little importance Expression and puriﬁcation of antiplasmin variants wt-antiplasmin and seven ... added to a mixture of plasmin substrate, 6-aminohexanoic acid and anti-antiplasmin IgG as described in Material and methods After incubation for 90 at room temperature and addition of acetic acid,...

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barrett - amino acids and peptides (cambridge, 2004)

Ngày tải lên : 04/06/2014, 16:05

... atom and racemisation of ␣ -amino acids 4.4.7 Reactions of the amide group in acylamino acids and peptides Derivatisation of amino acids for analysis 4.5.1 Preparation of N-acylamino acid esters and ... Chromatographic and related methods for the separation of mixtures of amino acids, mixtures of peptides and mixtures of amino acids and peptides 4.14 Separation of amino- acid and peptide mixtures ... Sources and roles of amino acids and peptides 1.2 Deﬁnitions 1.3 ‘Protein amino acids , alias ‘the coded amino acids 1.4 Nomenclature for ‘the protein amino acids , alias ‘the coded amino acids ...

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Guanidine catalyzed enantioselective mannich reaction towards the synthesis of amino acids

Ngày tải lên : 10/09/2015, 08:31

... TOWARDS THE SYNTHESIS OF  -AMINO ACIDS PAN YUANHANG (BSc., Zhejiang University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMISTRY NATIONAL UNIVERSITY OF SINGAPORE To ... Mannich reactions of fluorocarbon nucleophiles VIII List of Figures Figure 1.1 Structures of compounds 46 and 47 Figure 1.2 Monitoring of the reaction in DMF-d7 as a function of time at room temperature ... stereoselective synthesis of  -amino acids have been reported.16 Amongst these, the most robust and powerful method is attributed to the asymmetric Mannich reaction, of which several organocatalytic versions...

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Báo cáo khoa học: The ATPase activities of sulfonylurea receptor 2A and sulfonylurea receptor 2B are inﬂuenced by the C-terminal 42 amino acids doc

Ngày tải lên : 06/03/2014, 11:20

... equation using a Km of 460 lM, a Vmax of 2.52 nmol PiÆminÆmg)1 and an offset of 0.1 nmol PiÆminÆmg)1 for SUR2A, and a Km of 41 lM, a Vmax of 0.73nmol PiÆminÆmg)1 and an offset of 0.05 nmol PiÆminÆmg)1 ... values of 995 and 878 lM, and Vmax values of 31 and 27 nmol PiÆmin)1Æmg)1 protein, respectively The dashed line is the average of the ATPase activities • of NBD1 and NBD2B Table ATPase activities and ... lm), and NBD2A (529 lm) The different activities of NBD2A and NBD2B could result from an inhibitory effect of the C-terminal 42 amino acids of NBD2B or a stimulatory effect of the equivalent amino...

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Báo cáo khoa học: Amino acids at the N- and C-termini of human glutamate carboxypeptidase II are required for enzymatic activity and proper folding pptx

Ngày tải lên : 07/03/2014, 15:20

... region (amino acids 19–43), and four extracellular domains spanning amino acids 44–150 (domain C), 151– 274 (domain D), 275–586 (domain E), and 587–750 (domain F) While the domain spanning amino acids ... the putative zinc ligands, putative substrate-binding residues and other amino acids situated in the vicinity of these residues The results conﬁrmed the importance of the amino acid residues, ... chromatography and chromatofocusing, as described previously [21] Results Expression and secretion of truncated variants of GCPII To analyze the contribution of individual domains of human GCPII...

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Báo cáo khoa học: Transport of taurocholate by mutants of negatively charged amino acids, cysteines, and threonines of the rat liver sodium-dependent taurocholate cotransporting polypeptide Ntcp docx

Ngày tải lên : 17/03/2014, 09:20

... uptake because mutations in these amino acids caused lack of transport; the amino acids in question are Asp115, Glu257, and Cys266 All of these are conserved in SBATs and are found also in the human ... importance of negatively charged amino acids for sodium-coupled substrate cotransport or exchange [12,13,16–18] Mutations of all conserved and two nonconserved negatively charged amino acids to ... Inc., Turku, Finland) Results Search for conserved negatively charged amino acids, cysteines and C-terminal threonines by sequence identity An alignment of the amino acid sequence of nine SBAT proteins,...

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Báo cáo Y học: Amino acids 3–13 and amino acids in and ﬂanking the 23FxxLF27 motif modulate the interaction between the N-terminal and ligand-binding domain of the androgen receptor pdf

Ngày tải lên : 17/03/2014, 10:20

... Results of the yeast protein interaction assay are shown in Fig 8(B) Substitution of amino acids 23, 26 and 27 completely abolished interaction with GalDBD-AR.LBD and alanines at positions 24 and ... function of AR NTD and thus does not allow discrimination between loss of AR.NTD-AR.LBD binding and loss of AR.NTD transactivating function In the yeast assay, loss of transactivation function of AR ... results are presented in Fig In the absence of ligand, none of the AR NTD proteins showed LBD interaction However, in the presence of ligand, both AR.NTDwt and AR.NTDD3– 13 bound to AR LBD with similar...

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Báo cáo khoa học: Arg143 and Lys192 of the human mast cell chymase mediate the preference for acidic amino acids in position P2¢ of substrates pdf

Ngày tải lên : 22/03/2014, 21:21

... aromatic amino acids (Phe, Tyr, and Trp); negatively charged amino acids (Asp and Glu); positively charged amino acids (Lys and Arg); small aliphatic amino acids (Gly and Ala); larger aliphatic amino ... amino acids (Val, Leu, Ile, and Pro); and hydrophilic amino acids (Ser, Thr, His, Asn, Gln, Cys, and Met) The nomenclature of Schechter and Berger [5] was adopted to designate the amino acids ... Arg143 and Lys192 are essential in conferring a strong preference for acidic amino acids at position P2¢ of the substrates Table P2¢ speciﬁcity and amino acids found in positions 40, 143 and 192 of...

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Báo cáo khoa học: Chromophore attachment in phycocyanin Functional amino acids of phycocyanobilin – a-phycocyanin lyase and evidence for chromophore binding doc

Ngày tải lên : 23/03/2014, 10:21

... Comparisons of relative enzymatic activities of CpcE ⁄ F and their mutants, of covalent binding of PCB to CpcE and CpcF, and of their capacity for transferring PCB All test were done under standard ... CpcE(L276D) Fig (A, B) Comparison of conserved N- and C-terminal domains in CpcE and PecE from different organisms, and (C) of N-terminal amino acids in CpcF and PecF CLUSTAL W (1.8) multiple ... amounts of CPC [20,25,26] Homologous lyases of the ‘E ⁄ F-type’ are involved in the attachment of PEB and PCB to C84 Chromophore binding by a-phycocyanin lyase of the a-subunits of CPE and PEC,...

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Báo cáo hóa học: "IL-2 as a therapeutic target for the restoration of Foxp3+ regulatory T cell function in organ-specific autoimmunity: implications in pathophysiology and translation to human disease" doc

Ngày tải lên : 18/06/2014, 16:20

... maintenance of the expression of the genes involved in the regulation of cell growth and metabolism [22] Hence, IL-2 has a critical role in the homeostasis and competitive fitness of Treg cells ... development and functional fitness, and functional variations of this pathway can promote susceptibility to Page of 12 autoimmunity Here, we review these recent findings and explore the role of the ... the pathophysiology of organ- specific autoimmune disorders such as T1 D the functional potential of IL-2 and its possible implication as a therapeutic agent in the context of autoimmunity Genetic...

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Báo cáo khoa học: " Use of flow cytometry to develop and characterize a set of monoclonal antibodies specific for rabbit leukocyte differentiation molecules" ppsx

Ngày tải lên : 07/08/2014, 20:23

... RTH230A, and RACT53A) Cross comparison of the patterns of reactivity of the mAbs using color FC showed RTH2A and RTH230A; RT21A and RTH21A; and RTH26A, RTH65A, and Ken5; recognize Pan T1, Pan T2, and ... I and II molecules The best characterized mAbs are listed in Table Analysis of the specificities of TH14B and TH81A5 have shown they recognize epitopes conserved on the orthologues of HLA-DR and ... (Table 2, FC not shown) The level of expression of the LDM detected with RTH192A and BAQ44A differed on CD4 and CD8 T and B lymphocytes The level of expression of the RTH192A- + defined LDM was...

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Báo cáo y học: "Circulating retinol binding protein 4 in critically ill patients before specific treatment: prognostic impact and correlation with organ function, metabolism and inflammation" pot

Ngày tải lên : 13/08/2014, 21:21

... controls, independent of etiology of critical illness or origin of sepsis (pulmonary versus nonpulmonary), and they were closely related to liver and kidney function The dysregulation of serum RBP4 in ... box represents 50% of the values, and horizontal lines show minimum and maximum values of the calculated nonoutlier values; asterisks and open circles indicate outlier values (c and d) Serum RBP4 ... 50% of the values, and horizontal lines show minimum and maximum values of the calculated nonoutlier values; asterisks and open circles indicate outlier values (b) Kaplan-Meier survival curves of...

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Characterization of new peptides and physiological amino acids present in cerebrospinal fluid of chronic pain patients

Ngày tải lên : 12/09/2015, 09:55

... Figures xiv List of Tables xvi List of Abbreviations Chapter One Introduction An Overview of Pain, its physiology, classification and molecular mechanisms of pain, role of amino acids and known peptides ... concentration of pain related amino acids 79 3.3 CSF concentration of other amino acids not related to pain 81 Chapter 4.1 Comparison of concentration of pain-related amino acids in CSF Acute labor ... Three An analysis of amino acid neurotransmitters and nitric oxide in acute labor pain Applying our new method for amino acid analysis in CSF to analysis of physiological amino acids and other pain...

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