role of energy metabolism in the digestive system

Ngày tải lên: 10/08/2014, 05:21

Ngày tải lên: 31/03/2014, 00:20

Ngày tải lên: 12/08/2014, 14:22

Ngày tải lên: 24/04/2015, 15:44

... source of financing for enterprises, if their own capital is excluded. In summary, the deepening process of the financial markets has rendered the dominance of the banking sector in the financial system. ... under the framework of financial globalization. II. Review of Institution Building in the Financial Sector A. Main driving forces of institution building A review of the developments of China’s financial ... performance. 2. Role of the central bank The central bank has played a role of policy designing and implementation in the process of institution building in the financial sector. The promulgation of The...

Ngày tải lên: 18/10/2013, 07:15

... ( 39 ). The renewed interest in examining the indications for BCG vaccination in the United States included consideration of the wide range of vaccine efficacies deter- mined by clinical trials ... to explore the sources of the heterogeneity in the efficacy of the BCG vaccine reported in the individual studies. Using a model that included the geographic latitude of the study site and the data ... <5 mm induration after skin testing with 5 TU of PPD tuberculin. The Tice strain of BCG is administered percutaneously; 0.3 mL of the reconstituted vaccine is usually placed on the skin in the lower...

Ngày tải lên: 15/02/2014, 13:20

... an important role in the financial system of the U.S. economy. They complement the role of large banks by special- izing in relationship banking and providing credit to small businesses—a sector ... understanding issues facing community banks. I. THE CURRENT ROLE OF COMMUNITY BANKS The banking system in the United States has always been unique in the sense of containing large numbers of small ... understanding of business conditions in the communities they serve. In this way, the bifurcated banking system has served the needs of a diverse U.S. economy composed of businesses of all shapes and...

Ngày tải lên: 16/02/2014, 11:20

... or without hematoxylin staining. In hypoxia experiments, 3T3-L1 cells were maintained in a hypoxia chamber (Invivo 400; Ruskinn Inc., Cincinnati, OH, USA) constantly maintained at 1% O 2 . Culture medium ... regulator of energy metabolism in the fat body of fruit flies [3]. In vertebrates, miR- 375 and miR-376, both of which are abundantly expressed in pancreatic b-cells, are involved in the con- trol of insulin ... cultured in DMEM containing 10% fetal bovine serum. OP9 cells were grown in aMEM containing 20% fetal bovine serum. C2C12 cells were maintained in DMEM containing 10% fetal bovine serum. Adipogenic...

Ngày tải lên: 18/02/2014, 08:20

... co-enzyme A biosynthesis, catalyzing the cytosolic phosphorylation of pantothenate (vitamin B5), N-pantothenoylcysteine and pantetheine [20]. PANK2 is also involved in ceramide metabolism as the de novo ... acid sphingomyelinase activity, leading to the accumulation of sphingomyelin [27]. Because one of the pathways for ceramide recycling is the sphingomyelin pathway, it is conceivable that in addition ... to date. In this minireview, we have brought together data suggesting that some of the genes involved in the genetics of Lewy body disease, have in common the fact that they impinge on ceramide metabolism. ...

Ngày tải lên: 18/02/2014, 14:20

... detected at the dimer interface of the models or in the surroundings of the mutated residues. The models of RNase A covalent dimers in the exchanging conformation were prepared using the 7RSA structure ... at the dimer interface of the models or in the surroundings of the hinge loop residues. Likewise, the models of nonex- changing and exchanging HHP-RNase were prepared start- ing from 1Z7X. The ... through the exchange between subunits of either their N-ter- minal, or their C-terminal ends [33–35]. We found that the behavior with the model membrane of the dimer in which the C-terminal ends...

Ngày tải lên: 19/02/2014, 06:20

... N-linked oligosaccharide side-chains are important for the GABA transport activity. 1-Deoxymannojirimycin inhibits the GABA-uptake of GAT1 In order to gain further insight into the role of the terminal ... results in reduction of the stability of GAT1 In order to study the in uence of the N-glycosylation and N-linked oligosaccharides on protein stability, the intracellular decay time of the GAT1, ... for the stability of this protein, but the terminal structure of the N-glycans is not. Defective N-glycosylation reduces the trafficking of GAT1 to the plasma membrane In order to study the in uence...

Ngày tải lên: 19/02/2014, 17:20

... sedoheptulose- 1,7-bisphosphatase. Discussion One of the original goals motivating this structural inves- tigation of the Calvin cycle was to determine whether or not the traditional reactions of the Calvin cycle are capable of sustaining ... modelling stem primarily from the uncertainty in the definition of the kinetics, both in terms of the form that the rate equation should take, and in the values to be assigned to the associated kinetic ... modes in the light The main purpose of our structural analysis of the system in the light (i.e. in the absence of oxidative pentose phosphate pathway reactions) was to investigate starch metabolism...

Ngày tải lên: 20/02/2014, 23:20

... However, the mechanistic roles of several of these residues are not described well and there is no example of mutational analysis of all of these residues in the same enzyme. To obtain an insight into ... by the surrounding residues. The results so far indicate that larger parts of the polar core of the catalytic TIM barrel of family 18 chitinases play a role during catalysis. It will thus be interesting ... conformations. The Asp142 equiv- alent in the family 18 chitinase from Coccidioides immitis was found to be in the ÔdownÕ position in the apoenzyme and in the ÔupÕ position in the complex with allosamidin...

Ngày tải lên: 07/03/2014, 14:20

... a donor of propylamine groups in the metabolism of spermidine and spermine [2] and an intermediary in the trans-sulfuration pathway to cysteine, one of the three amino acids involved in glutathi- one ... to determine the functional role of the amino acid residues involved in each. The present report describes the cloning and subsequent functional refolding, using a bacterial expression system, of the ... domain of each subunit, in the interface between the two dimers compri- sing the tetrameric structure [29]. This domain contains five cysteine residues, two of them (Cys35 and Cys61) forming a...

Ngày tải lên: 08/03/2014, 08:20

... be involved in the regulation of the thermal- and nutrient-induced activa- tion of neutral trehalase but not during activation on osmotic stress. These observations raised the question of whether ... in the case of the synthesizing Tps1–Tps2 complex in S. cerevisiae [7]. On the other hand, although this work has demonstrated the existence of Tps1p–(Tpp1p)–Ntp1p complexes, one or more of these ... considering the molecular mass of each putative subunit, 84 kDa). An intriguing fact is that there is a small but reproducible shift in the elution behavior of trehalase depending on the nature of the...

Ngày tải lên: 08/03/2014, 23:20

... trees. The largest plant height was obtained using linings of stone and marble. During the first year of the study, when the lining served only as mulch due to lack of rainfall, an increase of ... to improve the HI of wheat, 9 The harvest index is defined as the ratio of grain to total crop biomass” (Cassman 1999). The Role of Rainfed Agriculture in the Future of Global Food ... important in the initial decision of whether to adopt rainwater harvesting at an individual farm level. Especially due to the low economic status of many of the farmers in regions where rainwater...

Ngày tải lên: 09/03/2014, 00:20

... and so the choice of the constant level of Fru was not critical for determination of D K m (1.23 ± 0.15). The KIE data in Table 4 are instrumen- tal in delineating the kinetic mechanism of AfM1PDH and ... of magnitude below the apparent K m of 40 mm. A physiological role of AfM2DH in the utilization of intracellular Man-ol via reversal of path 2 in Scheme 1 is therefore proposed. In light of the ... 3, indi- cates that NADH binds to the enzyme prior to binding of Fru6P. The absence of a KIE on k cat ⁄ K m for the substrate binding first is a clear requirement of the strictly ordered kinetic...

Ngày tải lên: 14/03/2014, 23:20

... to the banking sector The previous subsection analyzes how the banking sector, through the dynamics of bank capital, affects the transmission of shocks. In recent years, however, episodes of increased volatility ... to them. In this context, this subsection considers the effects of a shock that arises in the banking sector of our model and leads to exogenous declines in bank net worth. Following the theoretical ... households investing in the bank is limited by the two moral hazard problems: if either were to worsen, the payment to households would decrease. Introducing (19) into the participation constraint (14),...

Ngày tải lên: 15/03/2014, 10:20

... number of amino acid residues contribute to the binding of the substrate by hydrogen bonding and ⁄ or hydrophobic interactions. Using the ligplot program [31], we investigated the specific interactions ... 2010) doi:10.1111/j.1742-4658.2010.07685.x The hyperthermostable chitinase from the hyperthermophilic archaeon Pyrococcus furiosus has a unique multidomain structure containing two chi- tin-binding domains and two catalytic domains, ... identical, but the D524A mutation resulted in a remarkable change in the conformation of the Glu526 side-chain. The 2F obs ) F calc electron density of the Glu526 side-chain in the D524A–substrate...

Ngày tải lên: 15/03/2014, 11:20

Ngày tải lên: 15/03/2014, 18:20