effects of ph temperature ionic strength and solvent

... improved strength and power in these individuals, thus demonstrating the potential efficacy of betaine in improving performance and recovery in strength and power exercise Methods Page of refrained ... musculoskeletal, and endocrine disorders, concurrent nutritional supplementation, and anabolic drugs All subjects were informed of the benefits and potential risks of the investigation and signed a ... The main effects of supplement were evaluated in the statistical model, and time effect and supplement × time interaction effects were also evaluated Data are presented as means ± standard deviation...

Ngày tải lên: 11/08/2014, 23:21

... the effects of ionic strength and Mg2+ on the activity and specificity of OGG1, we measured the apparent values of k2 and k3 under conditions of low salt (KPi only) and no Mg2+, low salt and 20 ... amino acids, inorganic phosphate and nucleic acids [27] To explore the dependence of the activity and specificity of Fpg and OGG1 on general ionic strength and the presence of divalent cations, ... of 8-oxoG excision from pairs with C and A by Fpg and OGG1 depends on buffer composition, ionic strength, Mg2+ concentration and several other factors 3748 Results Effects of ionic strength and...

Ngày tải lên: 18/02/2014, 18:20

... Structure of PhyAsr under low and high ionic strength conditions To examine the structural effect of ionic strength on the P-loop, X-ray crystal structures of PhyAsr were determined at several ionic strengths, ... Effect of ionic strength and oxidation on PhyAsr R J Gruninger et al Table Data collection and refinement statistics for the structures of the low ionic strength and oxidized forms of PhyAsr (Protein ... Yop51 and PTP1, increasing the ionic strength from 100 to 500 mm enhanced the binding of InsP6 to PhyAsr (Table 1) Given the absence of structural changes as a function of ionic strength and ligand...

Ngày tải lên: 18/02/2014, 18:20

... mutants at pH 6.0 and 7.0 Fig The progress curves of the interconversion between dimer and dodecamer at pH 6.0 (A) and pH 7.0 (B) d, dodecamer; s, dimer Table Physicochemical properties of wild-type ... C-terminal regions of the enzyme to form a dodecamer at pH 7.0 and a dimer at pH 6.0 Crystallography of CDase I-5 has shown that a histidine residue in the C-terminal region (H539) and two of the four ... effect, even at pH and above These data indicated that the effect of pH on dissociation of the oligomer was mainly due to the protonation of a single residue rather than a global effect of pH on the...

Ngày tải lên: 07/03/2014, 12:20

... analysis of variance of the data showed that both the effect of the pH of exposure and the pH of acclimation on Cd uptake are highly significant (Table 2a) Fig shows the results of the effect of the pH ... =0.50) and at acclimation group pHaccl 9.5, a significant decrease in Cd uptake from 3.2 nmol g − at pHexp Table Two-way analysis of variance for the effect of pH of exposure and the pH of acclimation ... different pH acclimation groups (pHaccl) which were exposed to six different pH values (pHexp) This made it possible to separate the effect of pH of acclimation from pH of exposure on the uptake of...

Ngày tải lên: 16/03/2014, 00:07

... stearothermophilus and (b) Staphylococcus aureus Figure SEM photographs of bacteria treated w ith low -temperature highly dissociated oxygen plasma for 20 seconds: (a) Bacillus stearothermophilus and ... bacteria Figure SEM micrographs of un-treated bacteria on aluminium substrate: (a) Bacillus stearothermophilus and (b) Staphylococcus aureus Figure SEM photographs of heat-treated bacteria at ... stearothermophilus and 37 o C for Staphylococcus aureus Cells were harvested and resuspended in sterile water 100 µl suspension containing 10 cells of Bacillus stearothermophilus and Staphylococcus...

Ngày tải lên: 18/05/2014, 20:29

... Effect of tempering time on HRY at drying temperature of 800C and 900C for 2.5 and 3.0 Reference HRYs of A10 and OM2717 were 54.5% and 43.26%, respectively (triangular dot) 84 Table Main effects and ... factorial design, consisting of two levels of drying temperature (80 and 900C), two levels of drying time (2.5 and 3.0 min) and four levels of tempering time (0, 30, 40, and 60 min), was chosen in ... different degree of fissures) and chalky grains had lower mechanical strength than the unbroken kernels 88 Table 2: Mechanical breaking strength of low temperature (35oC) and high temperature dried...

Ngày tải lên: 21/06/2014, 06:20

... increased slightly and then decreased after 11 d All seedlings recovered 18 d after the onset of the experiment The patterns of g evolution at the constant temperature of 8.7°C and at a were throughout ... Conifer seedlings coming out of cold storage require a period of almost wk to acclimate physiologically to low soil temperatures (Grossnickle and Blake, 1985) Low soil temperature restricts new ... (1977) Effects of cold soil on water relations and spring growth of Douglas fir seedlings For Sci 30, 628-634 Lopushinsky Nambiar E.K.S., Bowen G.D & Sands R (1979) Root regeneration and plant...

Ngày tải lên: 09/08/2014, 04:20

... H4-(86–100) and ciprofloxacin were measured after different periods (15 min, 30 and h) of incubation in phosphate buffer at 37 °C with E coli (Fig 4) The bactericidal effects of H4-(86–100) and ciprofloxacin ... antinociceptive effects of parent HN [22,23] Among these compounds, compounds 1–9 (Fig 1C,D) contain basic, phenol and ⁄ or phenyl groups that mimic key residues (Arg9, Tyr13 and Phe15) in HNr ... concept of a possible role for ATP in the mechanism of action of H4-(86–100) and ciprofloxacin was strengthened by the observations that their antimicrobial effects were blocked by 2,4-dinitrophenol...

Ngày tải lên: 18/02/2014, 14:20

... have a profound impact on the lives of poor children, both directly, in their receipt of goods and services, and indirectly, through the attitudes and behaviors of parents The measure of assets ... lives in and the availability of basic educational and health services for children, the macrocontext of neighborhood and job opportunities for adults, and the macrocontext of formal and informal ... example, the Of ce of Economic Opportunity adopted the Federal poverty thresholds for program planning and statistical use In 1969, the US Bureau of the Budget (now the Of ce of Management and Budget)...

Ngày tải lên: 14/03/2014, 11:20

... report's scientific accuracy and conclusions The assessment was prepared at the request of the Indoor Air Division, Office of Atmospheric and Indoor Air Programs, Office of Air and Radiation, which defined ... the Office of Health and Environmental Assessment (OHEA) within the Office of Research and Development, with major contract funding provided by the Indoor Air Division within the Office of Air and ... assessment of the respiratory health effects associated with passive smoking has been prepared by the Human Health Assessment Group, Office of Health and Environmental Assessment, Office of Research and...

Ngày tải lên: 15/03/2014, 01:20

... antioxidant assays (DPPH and ABTS) were determined as reported by Kim et al [33] TPC of BR and WR ethanolic extracts was compared with that of GBR 3.4 Animal Handling, Feeding and Induction of Diabetes ... nutrigenomic upregulation of SOD gene may be involved in BR and GBR’s antioxidant effects as a result of higher amounts of GABA and phenolics compared to WR Although BR and GBR bioactive compounds ... of bioactive compounds would likely produce even more of the same effect Also, studies have linked in vivo antioxidant effects of foods to their phenolic content and antioxidant potentials, and...

Ngày tải lên: 15/03/2014, 15:33

... characterization of extremophilic proteins has so far focused on the obvious, i.e the effects of temperature on thermophilic and psychrophilic proteins, and salinity on halophilic proteins However, many of ... protein and nucleic acid equilibria and processes: a practical guide to recognizing and interpreting polyelectrolyte effects, Hofmeister effects, and osmotic effects of salts Adv Protein Chem 51, 281–353 ... addition, the effects of reciprocal mutations of two non-conserved DNA binding site residues (VsEndA, Q69N and K71N; VcEndA, N69Q and N71K) on the kinetics, thermostability and salt dependence of these...

Ngày tải lên: 16/03/2014, 06:20

... the effects of size and shape of Si-nc on the incorporation of group-III (B and Al), group-IV (C and Ge) and group-V (N and P) impurities Single-doping has been investigated both in spherical and ... Si144BBPH100 (with an excess of B: B atoms and P) or the Si144BPPH100-nc (with an excess of P: B and P) and finally, adding simultaneously two B and two P atoms, we obtain the Si143BBPPH100-nc Looking at ... case of simple codoping, multidoping is much easier to realize when one has the same number of donor and acceptor dopant atoms In fact the Si145BPH100-nc, Si143BBPPH100-nc and Si141BBBPPPH100-nc...

Ngày tải lên: 16/03/2014, 15:15

... form of suitable morphology with high yields Table The sizes, sensitivity, semiquantitative measure of SnO/SnO2 ratio and physical properties of the as prepared materials Samples Color Morphology ... sizes increase (see Table and Figs and 7) The Fig Temperature- dependent sensitivity of SnO2 flower-like (NaBr) (a) NaBr 400; (b) NaBr 600 Fig Temperature- dependent sensitivity of SnO2 sheet-like (NaCl) ... and University of Tehran are gratefully acknowledged Fig Temperature- dependent sensitivity of SnO2 granular (NaF) (a) NaF 400; (b) NaF 600 XRD patterns of the same samples show the presence of...

Ngày tải lên: 19/03/2014, 16:48

... Results and discussion Effects of macro elements on biomass and ginsenoside production Table and Figure show how growth and yield of ginseng cell were affected by the concentrations of macro ... weight of the inoculum Depletion of nitrogen or phosphate is associated with limited cell growth and a concomitant increase in the level of secondary metabolism [10,11] demonstrated the effect of phosphate ... suspension cultures of P ginseng: Nitrogen effects, J Enzyme and Microbial Technology 21 (1997) 518 [5] S Liu, J.J Zhong., Phosphate effect on production of ginseng saponin and polysaccharide...

Ngày tải lên: 28/03/2014, 10:20

... Bartel and L G Thomas, “Predation through Regulation: The Wage and Profit Effects of the Occupational Safety and Health Administration and the Environmental Protection Agency,” Journal of Law and ... Instead, ethics and practicality require that researchers use non-random observa- | separating science and propaganda 11 tional data and try to statistically tease out the putative effects of air pollution ... Fine Particle Standard,” Regulatory Toxicology and Pharmacology 42 (2005): 123-44 46 T Lumley and L Sheppard, “Time Series Analyses of Air Pollution and Health: Straining at Gnats and Swallowing...

Ngày tải lên: 29/03/2014, 18:20

... at the label and beyond: the effects of calorie labels, health consciousness, and demographics on caloric intake in restaurants International Journal of Behavioral Nutrition and Physical Activity ... proportions of medium- and high-calorie diners Additionally, 47% of low-calorie diners held a bachelor’s degree compared to 13.3% and 28.6% of medium- and high-calorie diners (p = 0.004) In terms of age, ... http://www.ijbnpa.org/content/10/1/21 Page of Table Demographic characteristics of low-, medium-, and high-calories diners (based on entrée calories) Table Demographic characteristics of low-, medium-, and high-calories...

Ngày tải lên: 08/04/2014, 18:33

... Thermophysical Measurements of Microstructures and Carbon Nanotubes,” Ph. D thesis, University of California, Berkeley Prasher, R., 2008, “Thermal Boundary Resistance and Thermal Conductivity of ... through closer examination of the growth temperature ranges 641– 524° C and 806– 737° C, where the effects of CNT diameter are clearly distinguished When the CNT array growth temperature was reduced ... individual CNT and the opposing silver substrate is at least an order of magnitude less than the roomtemperature phonon mean free path of CNTs ͑approximately 150 nm ͓15͔͒ Therefore, phonon transport...

Ngày tải lên: 06/05/2014, 08:53

... honoraria and financial compensation by Bayer Healthcare, Biogen Idec, SanofiAventis and Teva Research Projects of TZ and SK were funded by the Roland-Ernst-Foundation, Robert-PflegerFoundation, Sanofi-Aventis/TEVA ... with high-fatigue show higher white and gray matter atrophy and higher lesion load They suggest that in MS, independent of disability, white and gray matter atrophy is a risk factor to have fatigue ... nature of the data collection and the relatively large numbers of patients evaluated Limitations include the absence of a comparator group against which the magnitude of the observed treatment effects...

Ngày tải lên: 18/06/2014, 19:20