effects of electronic communication and interaction on social behavior

... 2011 The Effects of Funding Costs and Risk on Banks’ Lending Rates Introduction There are a number of factors that influence the way banks set lending rates. Among these, the costs of debt and ... share of funding sourced from short-term wholesale debt (domestic and foreign). The share of securitisation has also fallen since the onset of the financial crisis, as the amortisation of the ... funding and the return the bank seeks on this funding source. In our calculations the target return on equity is assumed to be constant at a historical average pre-tax rate of 20 per cent, and...

Ngày tải lên: 29/03/2014, 01:20

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Ngày tải lên: 13/08/2014, 13:20

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Ngày tải lên: 14/11/2014, 13:48

... interacts with N10 and E97 of the second subunit. The backbone NH group of R98 forms a hydrogen bond with the backbone CO of F102. Fur- thermore, the orientation of the side chain of the two residues ... Sweden) eluted with a linear gradient of 0–1 m NaCl. The fractions containing the protein were pooled and precipitated by addition of ammonium sulfate to a concentration of 75%. The precipitated protein ... nm. Excitation and emission band passes were set at 5 nm. Denaturation studies were performed by incubating 10 lm protein with various concentrations of urea and guanidinium chloride for 45–60 min, and...

Ngày tải lên: 18/02/2014, 11:20

... the membrane of cells. Inhibitory effects of VVA1 on the hemolytic and cytotoxic activity of VVA2 The effects of VVA1 on the hemolytic activity of VVA2 were studied by incubation of human red ... Rochat H, Harvey AL, Montenay-Garestier T & Menez A (1990) Delineation of the functional site of a snake venom cardiotoxin: preparation, structure, and function of monoacetylated derivatives. ... the formation of VVA2 oligomers. Interaction of VVA1 and VVA2 by amphipathic a-helix To identify the binding sites in VVA1 responsible for direct interaction with VVA2, peptide competition assays,...

Ngày tải lên: 19/02/2014, 06:20

... high concentrations of AACOCF 3 .The increase in AA at low concentrations of AACOCF 3 could also suggest that an AACOCF 3 -sensitive pool was destined for product formation, and the inhibition of ... Low concentrations of AACOCF 3 prevent PAF and LTB 4 formation by inhibiting CoA-IT and/ or 5-LO. Higher concentrations of AACOCF 3 prevent AA release from PtdEtn resulting in a decrease in AA and ... the presence and absence of 10 l M AACOCF 3 and reactions terminated by the addition of methanol/ chloroform (2 : 1, v/v). After phospholipid extraction, PAF was isolated by TLC on silica gel...

Ngày tải lên: 22/02/2014, 07:20

... interpreted in terms of ligand- induced ATPase activation and concomitant transitions between substrate-binding and substrate-releasing conform- ational states. The consecutive steps of the catalytic ... detected in the presence of nucleotides alone or ATP with V i , indicative of conformational changes propagating to the extracellular domains of the pump upon its interaction with these nucleotides ... we compared the effects of P i analogues (V i ,BeF x ,AlF 4 ), trapping nucleotides at the catalytic site of Pgp, and of ATP depletion, on UIC2- shift and UIC2/MM12.10 competition. Accurate molecular interpretation...

Ngày tải lên: 08/03/2014, 23:20

Ngày tải lên: 09/03/2014, 01:20

... position would result in a change in the conformation of this loop. Changes in the conformation of the backbone at this point and changes in the orientation of other side chains, as a result of ... and the high degree of sequence conservation, we believe that the effects of these mutations on the structure and function of yeast enolase will be similar to their effects on human bb-enolase. ... protein was dimeric under our standard conditions of 1 mgặmL )1 and 15 °C. Physio- logical conditions of ionic strength and temperature promoted the dissociation of both variants. This is not surprising,...

Ngày tải lên: 16/03/2014, 06:20

... b-sheet, and even smaller amounts of a-helix [41]. We therefore assume that the peptide layer on the DOPC and SM membrane surface consists of such a mixture of oligomers and secondary conformations. This ... membrane. The large effects of SM and cholesterol on peptide insertion and aggregation are consistent with the reported occurrence of the amyloid precursor protein and Ab in neuronal membrane rafts ... 13891402 ê 2006 The Authors Journal compilation ê 2006 FEBS Effects of sphingomyelin, cholesterol and zinc ions on the binding, insertion and aggregation of the amyloid Ab 1)40 peptide in solid-supported...

Ngày tải lên: 30/03/2014, 11:20

... very efficient monitoring method as well as quantifying method for detection of dead and live bacteria after the plasma treatment. CONCLUSION For sterilization effects of low-temperature ... 2004: Evaluation of the Roles of Reactive Species, Heat, and UV Radiation in the Inactivation of Bacterial Cells by Air Plasmas at Atmospheric Pressure. - International Journal of Mass Spectrometry, ... for both, the activation of carriers and for the treatment of bacteria. Heat treatment. For studying of temperature effects on bacteria degradation the samples (bacteria on substrate carriers)...

Ngày tải lên: 18/05/2014, 20:29

... environment and given national government control of inflation and monetary policy, competition and concentration determine bank behavior and the countenance of appropriate risk levels. Bank concentration ... inflation and monetary policy, competition and concentration determine bank behavior and the countenance of appropriate risk levels. Bank concentration and competition, both core elements of market ... ownership, and geographic concentration on bank concentration and competition, as discussed in Chapter 2. Purpose and Justification of the Study This study contributes to financial sector research and...

Ngày tải lên: 03/06/2014, 00:59

... stimulation can improve postural control is under debate [12]. The effect of STN stimulation alone can be studied after overnight withdrawal of anti-PD medication and by turning the stimulation OFF and ... comparison, posturography tests have the advantages of allowing a standardized and reproducible procedure of using exter- nal balance perturbations and a quantification of the pos- tural responses. Posturographic ... during quiet stance and during the periods with vibratory stimulation, and it was irrespective of visual input and sway direction. Conclusion: In this sample, STN stimulation alone significantly...

Ngày tải lên: 19/06/2014, 08:20

... differences in the timing of assistance between the therapist-control- led and patient-controlled conditions, we calculated the onset of the control signal and the onset of orthoses plantar flexor ... level of cognitive attention and coordina- tion required. The amplitude and timing of the control signal was simi- lar for the patient-controlled orthoses and therapist-con- trolled orthoses conditions. ... without-orthoses condition (p < 0.05) (Table 2). The average time for double support in the therapist- controlled orthoses condition was 88 ms longer than the without-orthoses condition and 55 ms longer...

Ngày tải lên: 19/06/2014, 10:20

... posi- tion data in terms of average position and fluctuation of positions, and compared each of them between different periods: visual-stimulus-motion versus no-visual-stimu- lus-motion, and vection ... 1.63 mm over 30 kg of body weight. Second, head position was measured in six degrees of free- dom (the rotations and translations along the axes of yaw, pitch and roll of the standing observer) ... and vection on postural movement, and the after -effects. To investigate the effects of visual-stimulus-motion and vec- tion, we separated the COP and head position data into two different pairs of...

Ngày tải lên: 19/06/2014, 10:20

... functioning of mitochondria and hence cell proliferation[8]. Different culture conditions were used to assess the influence of changes in the external environ- ment of the cells on their responsiveness ... synchronization. 1. Dose-response effect of growth factors on cell proliferation A 96-well plate with synchronal NP cells was taken and the medium was removed, different concentrations of growth ... as to observe the effects of growth factors on cells. Effects of TGF- β 1 and IGF-I on cell proliferation After reaching 80% confluency, the cells(passage = 2) were trypsinized and cultured in...

Ngày tải lên: 20/06/2014, 00:20