visions and borderlines canadian studies since the 1960s
Báo cáo y học: "Characterization of N200 and P300: Selected Studies of the Event-Related Potential Salil H. Patel 1 and Pierre N. Azzam 2"
Ngày tải lên :
02/11/2012, 11:08
... interspersed by a stimulus which deviated from the standard in the intensity of the first component and the glide direction of the second constituent The number of distinct MMN components elicited ... with missed targets and standard stimulus presentations This suggests the contingency of the N2b amplitude not upon the recognition of the actual deviant targets but instead upon the plausibility ... effect on the latency and amplitude of the evoked MMN, the elicited N2b was found to continuously increase in latency and decrease in amplitude with increasing age These findings suggest the constancy...
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Tài liệu Báo cáo khoa học: Mechanism of dihydroneopterin aldolase NMR, equilibrium and transient kinetic studies of the Staphylococcus aureus and Escherichia coli enzymes docx
Ngày tải lên :
19/02/2014, 00:20
... DHNP and DHMP for the kinetic study of the physical steps (association and dissociation) Therefore, the rate constants for the binding of DHNP and DHMP were fixed at the values measured for the ... participate in the chemical reaction in either mechanism and cannot be replaced with deuterons The result showed that the intensities of the 2¢H and 3¢Ha NMR signals were the same throughout the time ... time course of the reaction (18, 35, and 70 min) The Fig NMR analysis of the SaDHNA-catalyzed reactions in D2O The bottom spectrum was obtained before the addition of the enzyme, and the middle three...
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In vitro and in vivo studies into the antidiabetic and antilipidemic effects of chlorogenic acid
Ngày tải lên :
08/09/2015, 18:22
... before the initiation of chornic treatment and at the end of the study Blood sample, pancreas, liver and soleus muscle were collected at the end of the study and frozen at -80°C till the time ... and diabetes The present study has greatly been inspired by the studies of the correlation between coffee and diabetes To date, a total of 13 cohort studies involving 1,247,387 participants and ... During stress and hypoglycemia catechoamines are released and they inhibit insulin secretion and action In the liver, through β2-adrenergic receptors, they activate glycogen phosphorylase and augment...
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Energy yield and visual impact studies of the berlin wind project
Ngày tải lên :
21/09/2015, 21:25
... Berlin Pass, since the HMF is only 2-3 miles north of the Pass and is quite similar to it in topography, vegetation cover, and weather patterns However, since the HMF weather stations and the proposed ... ridge in the northern Taconic range joining Mt Raimer to the north and Berlin Mountain to the south The parcel of land, which is owned by Williams College and which is the former location of the College ... understanding and thinking about fluid mechanics and air flow; to Prof Jeff Strait for taking the time to read and comment on a draft; and to the other members of the physics department for their...
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Tài liệu Báo cáo khoa học: Structural and functional studies of the human phosphoribosyltransferase domain containing protein 1 docx
Ngày tải lên :
15/02/2014, 01:20
... (DSLS) thermal-melt assay PRPP, IMP and GMP were the top hits and therefore were identified as potential substrates, products or regulatory ligands for PRTFDC1 The catalytic efficiency and substrate ... II The hood domain is mainly built up by residues from the C-terminus and consists of a two-stranded anti-parallel b-sheet composed of b2 and b9 and an a-helix from the C-terminus (Fig 1A) The ... Environment, Agricultural Sciences and Spatial Planning (to L.W and S.E.), the 4928 Swedish Research Council (to H.E and P.N.) and the Swedish Cancer Foundation (to H.E and P.N.) The Structural Genomics...
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Tài liệu Báo cáo khoa học: Comparative studies on the functional roles of N- and C-terminal regions of molluskan and vertebrate troponin-I pdf
Ngày tải lên :
20/02/2014, 01:20
... ATnI130)252, and ATnI232)292 did not migrate into the gels, while free ATnI-52K and ATnI1)128 exhibited a band near the origin and at the middle of the gel, respectively The bands corresponding to the ... in the absence of both urea and KCl and the presence of 0.5 mm CaCl2, whereas ATnI130)252, RTnI1)116, and RTnI96)181 strongly bound to TnCs These results suggested that the inhibitory region and ... understand the biological significance of the difference in TnI–TnC interactions, we compared the ability of TnC to neutralize the inhibitory effects of the C-terminal fragments in the presence and...
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Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx
Ngày tải lên :
21/02/2014, 15:20
... lipase and LPL and the tandem repeat approach of LPL [21,34] support the head-to-tail configuration According to the model structures, the distance between the catalytic site (Ser132) and the substrate ... the INSIGHT II program and were based on the crystal structures of the human, porcine, and horse PLs (Fig 1) A frontal view illustrates the overall saddle shape of the dimeric structure and the ... for the WW mutant (Ala substituted for Trp393 and Trp394) and the WWW mutant (Ala substituted for Trp390, Trp393 and Trp394) (C,D) Protein expression of the wild type, the WW mutant, and the...
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Tài liệu Euphorion Being Studies of the Antique and the Mediaeval in the Renaissance - Vol. II pot
Ngày tải lên :
21/02/2014, 21:20
... one behind the other, and by their side stand apostles and doctors of the Church; admitting them to the sight of the super-human, with the gesture, the bland, indifferent vacuity of the Cameriere ... the Euphorion, by Vernon Lee 15 other Roland and the other Renaud, the Orlando of Ariosto and the Rinaldo of Boiardo The traitor Ganelon has enabled King Marsile to overtake with all his heathenness ... verses But soon the songs and tales were translated; and French poets imitated in their language, northern and southern, the graceful metres of the Keltic lays, and altered and arranged their subjects...
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Native Life in South Africa, Before and Since the European War and the Boer Rebellion ppt
Ngày tải lên :
06/03/2014, 03:21
... Chapter XVII The London Press and the Natives' Land Act Chapter XVIII The P.S.A and Brotherhoods Chapter XIX Armed Natives in the South African War Chapter XX The South African Races and the European ... Ireland, because when the English went to Ireland they regarded the Native Irish in the way some extreme people here regarded the Natives of South Africa They thought they would root them out They ... can neither purchase nor lease land, and native landowners in the "Free" State could only sell their land to the white people The gazetted Bill proposed to legalize only in one district of the Orange...
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Báo cáo khoa học: Studies on the role of the receptor protein motifs possibly involved in electrostatic interactions on the dopamine D1 and D2 receptor oligomerization pdf
Ngày tải lên :
07/03/2014, 03:20
... attached to the D1 receptor with and without YFP attached to the D1MUT receptor The black dotted curve shows the intensity decay of the donor alone (D), and the dark gray dotted curve shows the intensity ... that was the case; FRET was observed only when the receptor was co-expressed with the appropriate a subunit of the G protein and not in the other case Although there is discussion in the literature ... concerning the dopamine D1 and D2 receptors and their interactions with the appropriate a subunits of G protein, further confirm that the use of advanced fluorescence techniques does indeed allow for the...
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Báo cáo khoa học: Fluorescence studies of the replication initiator protein RepA in complex with operator and iteron sequences and free in solution pdf
Ngày tải lên :
07/03/2014, 04:20
... [5] and the monomeric RepA iteron complex that was modeled on the complex structure of the close homolog RepE from the F plasmid [2,79] For the latter protein, the crystal structures of both the ... with the value measured between the Cb atoms of residues W94 and C160 in the homology model of RepA, supporting the estimated value It is interesting that within the error, the distance between the ... power reaching the cuvette The uorescence was collected in the plane perpendicular to the vertical orientation of the linearly polarized excitation, and at 90 to the excitation beam and focused...
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Báo cáo khoa học: NMR and molecular dynamics studies of an autoimmune myelin basic protein peptide and its antagonist Structural implications for the MHC II (I-Au)–peptide complex from docking calculations ppt
Ngày tải lên :
07/03/2014, 16:20
... solute–box of 14 A The various systems 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, ... constrained by using the LINCS algorithm [54], and the water molecules were kept rigid using the SETTLE algorithm [55] The peptide and the solvent (as well as the counter ion in the case of the antagonist ... analogue) and Glu82 MD simulations of MBP(74–85), and Ala81MBP(74–85) in water and Me2SO To further assess the structural origin of the difference in activity between the agonist and antagonist, their...
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Báo cáo khoa học: Insertion of the plant photosystem I subunit G into the thylakoid membrane In vitro and in vivo studies of wild-type and tagged versions of the protein doc
Ngày tải lên :
07/03/2014, 21:20
... is consistent with a topology where the loop is in the thylakoid lumen, and the N -and C-termini face the stroma, opposite to that of PSI-K On the other hand, the second scenario implies a stromal ... of the thylakoid membrane using the detergent dodecylb-d-maltoside Here, the solubilization of the complex from the membrane clearly renders the PSI-O subunit accessible to the protease but the ... transcription and translation, or into pPS48 [20] under the control of the 35S promoter and terminator For each tagged variant and the wild-type PSAG, a cassette containing the PSAG construct flanked by the...
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Báo cáo khoa học: X-ray crystallography, CD and kinetic studies revealed the essence of the abnormal behaviors of the cytochrome b5 Phe35fiTyr mutant pdf
Ngày tải lên :
08/03/2014, 10:20
... from the refinement and was taken as the test data set, and the agreement between the calculated and observed structure factors of the test data set was monitored throughout the course of the refinement ... of Tyr35 and Val61, and then the model was adjusted manually to improve the fitting of the model by using the (2Fo-Fc) and the (Fo-Fc) electron density maps calculated regularly during the refinement ... Tyr35 and the heme with the iron in the oxidative state The increased van der Waals’ interactions between the side chain of Tyr35 and the heme can probably make an obstacle to the departure of the...
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Báo cáo khoa học: Isothermal unfolding studies on the apo and holo forms of Plasmodium falciparum acyl carrier protein Role of the 4¢-phosphopantetheine group in the stability of the holo form of Plasmodium falciparum acyl carrier protein docx
Ngày tải lên :
16/03/2014, 10:20
... in the range 15) 60 C The results of the analysis of these curves using the linear extrapolation model (LEM) are shown in Tables and and Fig 4AC There is a slight temperature dependence of the ... al and it is found to exist in conformational equilibrium between the two states [24,25] These two states have been identied as the major and the minor forms of the holoACP structure, on the ... at the C-terminus of ACP The isothermal denaturation probed by uorescence anisotropy correlated well with the far-UV CD and uorescence quenching studies for both apo-ACP and holo-ACP, further...
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Báo cáo khoa học: Bridging the gap between in silico and cell-based analysis of the nuclear factor-jB signaling pathway by in vitro studies of IKK2 ppt
Ngày tải lên :
16/03/2014, 11:20
... binding GST-IjBa in the presence and absence of ATP, and the value of a indicates whether the binding of one substrate (ATP) affects the afnity of the enzyme for the other substrate (GST-IjBa) [59] ... wells and the plates left to incubate for 15 The plates were inverted to remove the detergent after the 15 incubation period and the wells were washed twice with wash buffer by inverting the plates ... vitro and in silico analysis of the data The plot shows nuclear NF-jB oscillation in the original model and in the updated model with newly measured kr1, ka1 and kd1 for IKKIjBa complex (D) In the...
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Báo cáo khoa học: Studies on the regulatory properties of the pterin cofactor and dopamine bound at the active site of human phenylalanine hydroxylase pptx
Ngày tải lên :
17/03/2014, 09:20
... cofactor onto the structure of the ligandfree rPAH (containing the regulatory and catalytic domains) [19] revealed that both the reduced and the oxidized cofactor interact with the N-terminal ... Superpositions of the binary and ternary complexes of hPAH onto the crystal structure of the ligand-free dimeric rPAH (PDB id code 1PHZ) [19], which contains both the regulatory and the catalytic ... either H4biopterin, L-Phe, or both ligands combined, no signicant effect of the ligands on the rate of proteolysis was observed as compared to the ligand-free enzyme (Fig 1B) In this case, the...
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Báo cáo khoa học: Antimicrobial and conformational studies of the active and inactive analogues of the protegrin-1 peptide docx
Ngày tải lên :
22/03/2014, 21:20
... at the two spatial tips of the molecule, at the N-terminus with Arg1 and in the turn in the presence of Arg7 and Arg9 (see Figs and 4) The shorter analogue, BM-2, was the most flexible of all the ... arginines (Arg1 on the N-terminus and Arg18 in PG-1 or Arg17 in IB-367 on the C-terminus), one at the N- and the other at the C-terminus; this is sufficient to ensure the cationic nature of the peptide ... structure Androctonin has an unequal number of residues on each strand between the two bridges – five in the N-terminal strand and three in the C-terminal strand This causes a greater twist in the b-sheet...
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STUDIES ON THE ECOLOGY AND CONSERVATION OF BUTTERFLIES IN EUROPE: Vol. 1: General Concepts and Case Studies pptx
Ngày tải lên :
23/03/2014, 01:20
... faunistics in the Iberian Peninsula and the Balearic Islands, we estimated the completeness of faunistic inventories and the environmental, spatial, and land-use effects associated with the sampling ... grassland We surveyed all known calcareous grasslands (n = 298) around the city of Göttingen (Germany) to map the occurrence and population density of the host plants and the two butterflies and ... 12(10%) and from the earlier period 19(16%) records There are three main centres of Clouded Apollo in Estonia: the population of the island of Saaremaa, and the North-Estonian and the South-Estonian...
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