spectrum and impacts on ecosystem function

... distributions ´ Lennart Persson and Andre M De Roos The consequences of body size in model microbial ecosystems Owen L Petchey, Zachary T Long and Peter J Morin Body size, exploitation and conservation ... be important, and (ii) to compare freshwater and marine ecosystems In Body Size: The Structure and Function of Aquatic Ecosystems, both those questions of scale and comparison among systems are ... organization ranging from within-genotype variation (phenotypic plasticity and changes during ontogeny) to differences among ecological functional groups that affect ecosystem function and biogeochemistry...

Ngày tải lên: 17/02/2014, 19:20

... novelty detection and frontal lobe dysfunction in Parkinson's disease Neuropsychologia 2000; 38:645-654 97 Lagopoulos J, Gordon E, Barhamali H, et al Dysfunctions of automatic (P300a) and controlled ... NOGO-P3 (and NOGO-N2) waveforms indicate dysfunctional frontal-lobar inhibitory processing [98], and may be useful as objective measures of Parkinsonian progression or functional limitation Marked ... ISI variations were found to have more notable effects on N2b amplitudes than corresponding MMN amplitudes, demonstrating the increased potential for conditions and limitations on controlled stimulusvariation...

Ngày tải lên: 02/11/2012, 11:08

... incline n, inclination n contemplate v To consider thoughtfully If you contemplate each step for so long, we will never complete this project on time Parts of speech contemplation n, contemplative adj ... genetic anomaly consciously adv With awareness of one’s actions He may have hurt her feelings, but he never would have done so consciously Parts of speech consciousness n, conscious adj Copyright ... creation: acquisition of memory, storing of memory, and retrieval At every stage of memory formation, distortion can occur At the first stage, acquisition of memory, events are perceived and bits...

Ngày tải lên: 01/11/2013, 15:20

... replotted against the ligand concentrations The association and dissociation constants were obtained by linear regression of the apparent rate constants versus ligand concentration data Quench-flow ... deprotonation and reprotonation in the aldolase reaction involve the proton exchanging with bulk water [16] The residues that function as the general acid and base in the aldolase reaction are ... substrates and the reverse reaction (the formation of DHNP and DHMP) with HP and GA For the forward reaction, three concentrations each for DHNP and DHMP were used For the reverse reaction, the concentration...

Ngày tải lên: 19/02/2014, 00:20

... costing and control of information; organisation and delegation; marketing; information use and retrieval; personnel management; technological change; production scheduling and purchase control ... were in London and the south-east (Mason, 1989) More importantly, Mason and Harrison (1991) have demonstrated a clear link between successful start-up and growth rates and the local provision of ... immigrant and east German populations The emphasis, however, is less on the individual and more on social groups (family firms, ethnic or cultural sectors, depressed regions and so on) and on encouraging...

Ngày tải lên: 19/02/2014, 21:20

... Dr Philip Colquhoun – Accounting history, especially archival research, and the history of public sector  accounting, focusing particularly on New Zealand and the importance of public sector/constitutional  conventions and the setting of government accounting policies.  ... Pipitea campus  Wellington 6011  New Zealand    Victoria University of Wellington  PO Box 600  Wellington 6140  New Zealand    INTERNATIONAL STUDENT CONTACT    Victoria International  Phone:  +64 4 463 5350  ... Associate Professor Jim McAloon – Business, farming, and immigration history, regional development,  and history of economic policy principally but not exclusively with New Zealand focus.  Email:  jim.mcaloon@vuw.ac.nz ...

Ngày tải lên: 20/02/2014, 17:20

... glucose concentration (mmol/L) In addition, the effect of mandarin peel extracts on blood glucose, total cholesterol, triglyceride concentrations was demonstrated clearly (fig.6, fig.7 and fig.8) ... extracts or functional food However, pharmacological and action mechanisms investigations of natural compounds oriental remedies were limited [2,4-6] For a long time, the mandarin (Fortunella japonica) ... administration (8 days) of Fortunella japonica peel extract fractions (800 mg concentrate/kg) on blood cholesterol concentration 186 D.N Lien et al / VNU Journal of Science, Natural Sciences and Technology...

Ngày tải lên: 05/03/2014, 11:21

... the extract fractions were concentrated in vacuum to prepare dry fraction concentrates In order to analyses the composition of extraction fractions we used the specific reactions The results were ... fraction; (2) n-hexan fraction; (3) Chloroform fraction; (4) Ethyl acetate fraction Table Total polyphenol content determinened by Follin- Ciocalteau technique Fractions EtOH concentrate n-hexan concentrate ... administration (14 days) of Docynia indica (W.) Decne fruit extract fractions (650 mg concentrate/kg) on blood glucose concentration N.T.T Loan et al / VNU Journal of Science, Natural Sciences and Technology...

Ngày tải lên: 05/03/2014, 11:21

... refused, and PCC were randomized in two arms: Precede Health Promotion Education (PHPE) and Conventional Health Promotion Education (CHPE) The participants at each PCC were randomized by selection ... Control3 Control PRECEDE 0.7 1.9 4.4 0.06 +0.3 +2.5 0.02 HbA1c

Ngày tải lên: 05/03/2014, 22:21

... comprised 3899 and 4516 SPC molecules for the agonist and the antagonist in water, respectively, and 817 and 927 Me2SO molecules for the agonist and the antagonist, respectively, corresponding to ... Gilon, C & Kessler, H (1994) Comparison of the conformation of active and nonactive backbone cyclic analogs of substance P as a tool to elucidate features of the bioactive conformation: NMR and ... solvent From the comparison of Dd/DT values of agonist and antagonist, it can be concluded that the agonist has a more compact conformation in Me2SO Dd/DT values in aqueous solution are not reported...

Ngày tải lên: 07/03/2014, 16:20

... respective tags were only present in the upper band (Fig 6B) and we have no reason to believe that the lower band is a degradation product of the tagged versions of PSI-G Cross-contamination with wild-type ... determined) (B) Comparison of the migration of wild-type and His-tagged PSI-G by high-resolution SDS ⁄ PAGE (C) Immunodetection of His and Strep tags in PSI-G constructs and transformed plants ... psaG transcript, and together with the strong constitutive expression of 4008 L Rosgaard et al tagged or wild-type psaG transcripts, causes cosuppression and subsequent accumulation of less PSI-G...

Ngày tải lên: 07/03/2014, 21:20

... National Gallery at London, in Frankfurt (the Städel Gallery), in the Museum of Brussels, in Lord Northbrook's collection, London, in the Boston Museum, in Mrs Gardiner's collection at Boston, and ... Rob and Plunder and accumulate into one place and Translate and Copy and Buy and Sell and Criticize, but not Make." This has been true of the Germans, but the present generation is bent upon making ... Baron Gros He studied Lamarck, Cuvier and Buffon He competed five times for the Prix de Rome at the Salon, once in the section of medals and four times in the section of sculpture, succeeding once...

Ngày tải lên: 16/03/2014, 01:20

... Contribution of hydration and non-covalent interactions to the heat capacity effect on protein unfolding J Mol Biol 224, 715–723 42 Privalov PL & Makhatadze GI (1993) Contribution of hydration ... [60] with no cutoff Solvation free energies were computed as the sum of polar and nonpolar contributions using a continuum solvent representation The polar contribution was calculated with the ... combination of polar solvation energy and favorable solute electrostatic, van der Waals and nonpolar solvation energy The conformational entropy for the complexes arises from the loss of translational...

Ngày tải lên: 16/03/2014, 06:20

... marginal interaction and the NMR data a strong one Polarization of the two carbonyl groups by hydrogen bonding leads to a downeld shift of the resonances due to C(8), C(9a) and C(10a) and an upeld ... shifted by p.p.m In contrast with conclusions drawn recently from X-ray data on TrxR [10] (resolution 0.2 nm) that the conformation of FAD in oxidized TrxR and in glutathione reductase is virtually ... appropriate conditions and the differences in the electronic structures of FAD bound to native and mutant proteins Experimental procedures Purication of thioredoxin reductase and reconstitution with...

Ngày tải lên: 16/03/2014, 16:20

... Altman—Development economics, behavioural economics (with some emphasis on experimental economics), economic history (staple theory and export-led growth, and cliometrics) and the history of economic thought ... especially archival research, and the history of public sector accounting, focusing particularly on New Zealand and the importance of public sector/ constitutional conventions on the setting of government ... of one or more supervisors New Zealand PhDs follow the British model of being awarded on the thesis alone; the thesis will be 100,000 words and must make a significant and original contribution...

Ngày tải lên: 17/03/2014, 06:20

... concentrations, but focusing on the parent BS-RNase and on the single-point R80S variant The results are reported in Fig 7, where the folded fraction is reported as a function of the urea concentration ... denaturation parameters of monomers and dimers of BS-RNase mutants, monitored by fluorescence and CD spectroscopy [Urea]1 ⁄ values were the denaturant concentrations at half-completion of the transition ... protein concentration was 0.2 mgÆmL)1, corresponding to 14 lm for the monomers and lm for the dimers The excitation wavelength was set at 274 nm, and the emission was measured between 250 and 400...

Ngày tải lên: 22/03/2014, 17:20

... Leishmania donovani phosphofructokinase (Eur J Biochem 269) 3979 MATERIALS AND METHODS Cloning and characterization of the L donovani and T borreli PFK genes A genomic library of L donovani (kindly donated ... effector site The E coli and L donovani enzymes share 23% sequence identity overall, although functional considerations have led to much greater conservation of the catalytic site and effector site ... L donovani PFK effector site bound to AMP Ligand and protein are shown in ball -and- stick representation with the exception of the protein backbone, in the vicinity of the one residue insertion,...

Ngày tải lên: 23/03/2014, 21:21

Ngày tải lên: 28/03/2014, 10:16

... acquired under conditions in which the concentration of phosphate was varied at a constant concentration of a,a-trehalose (400 mm) in the absence or presence of different constant concentrations of vanadate ... conditions used Enzymatic rates (V) were measured for conditions in which the concentration of phosphate was varied in the range 5300 mm whereas the concentration of a,a-trehalose was 400 mm and constant ... krescue k0 on the relative content of active compound (H2PO4) and NH2) present compounds, H2PO4) and unprotonated amine, in this combination of protonic forms (Fig 4B, inset) Discussion Evidence...

Ngày tải lên: 30/03/2014, 04:20

... maintained at 23 °C, and the protein concentration was kept constant at lM The excitation and emission bandwidths were and nm, respectively The excitation wavelength was set at 286 nm, and the spectra ... 11.6 to 12.1 ppm) on conversion of the enzyme from the E to the ES form on addition of thiosulfate ions (E/thiosulfate, : 10) (C) Ó FEBS 2003 Rhodanese interaction with ions and selenium loading ... in Materials and methods The spectral region of the H-NMR spectrum of RhdA (E) only in the presence of selenite ions or GSH are shown in (B) and (C), respectively The concentrations and molar ratio...

Ngày tải lên: 31/03/2014, 07:20