2experimental characterization of the mechanical passive behaviour of the tracheal tissues
Mechanical characterization of biopolymer and the effects of mechanical properties of extracellular matrix on cell behaviours
... different geometrical cues The design of the geometry of the 3D scaffold has a direct implication on the pore size [71] In view of the importance of these two factors of the biopolymer structures ... interactions The first part of the thesis involved the use of conventional macrorheological technique to uncover the rich mechanical properties of collagen, the most abundant protein found in mammalian The ... understand the biomechanical role each of these tissues have on the cardiac cycle [77] Figure 1.8: Three basic stress encountered by soft tissues [75] The tensile and compressive strength of human tissues...
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Characterization of the mechanical properties of visco elastic and visco elastic plastic materials by nanoindentation tests
... interpret the extracted parameters 1.2.5 Consideration of the Substrate Effect One of the most popular applications of nanoindentation is the determination of the mechanical properties of thin films The ... (1-38) where a is the contact radius; µf is the shear modulus of the thin film; The complex kernel function g(w) takes combinations of the mechanical parameters of the film and the substrate as ... related to the mechanical properties, such as the reliability of polymeric low-k films, the resistance of cells to the invasion of virus, the effect of drugs on cell membranes, and so on In the next...
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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"
... 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 by ... 56]; these findings further support the concept of the P3 as a proxy for some element of stimulus evaluation time Evidence has accumulated describing the P300 as a cognitive routine supporting the ... and the N2b Data indicate that the P300 is involved not only in processes of working memory, but may interact with the N2b in the control of motor response to external cues Through the use of...
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Characterization of the microbial community in the anaerobic/oxic/anoxic process combine
... from the anoxic tank, and the amount of sludge was adjusted to 9.4 % of total MLSS per day Ozonation was performed twice a week, and then the supernatant of the ozonated sludge was flowed into the ... the sewer line is lower than those in the UCT processes In sequencing batch reactors (SBRs), the PURs are higher than the others (Table 1) These high PURs were due not to the differences in the ... mg/L of SS, 55–80 mg/L of TOC, 45–55 mg/L of T-N, and 4.0–5.5 mg/L of T-P Other details are shown in the related study (Kondo et al., 2009) Sampling was performed once efficient - 156 - Journal of...
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Characterization of the Carbon Stable Isotope Ratio and Fatty Acid Structure of Zostera japonica in Coastal Areas
... the deciduous effect of the respective parts of Z japonica The δ13C in the roots and rhizomes seems to be larger than the δ13C in the leaves and stems For the same species of seagrass, when the ... (LCFAs) These standards were used to obtain 56 kinds of fatty acids Therefore, the contents of each fatty acid were calculated based on the quantity of lipid, the content ratios of all the fatty ... we think that the characteristics of the fatty acid structure in the leaves and stems differ from those of the roots and rhizomes because the content of the fatty acid 18:3n3 in the leaves and...
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Preparation and characterization of the PVDF-based composite membrane for direct methanol fuel cells
... the inner part of the membranes As shown in Figure 4e, many big aggregates appear in the middle part of the PVDF-PS membrane The hydrophobic property of PS polymer promoted the formation of these ... Thermal analysis of the PVDF-SPS composite membrane The TG analysis curve is presented in Figure for the investigation of the thermal stability of the PVDF membrane, PVDF-PS membrane, and the PVDF-SPS ... decomposes The swelling is due to the degradation of the cross-linking structure of the membrane in the H2O2 solution [33] The decomposition rate is larger than the swelling effect after 60 h The result...
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Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx
... wavelength of 1.540600 Å The X-ray data was collected using an MBraun curved PSD with a chamber depth of cm The focal radius of the system was 57 mm, and the cm length of the PSD subtended ∼25° 2θ of the ... however, the assignment of component polymorphs to sample mixtures depended on the XRPD results Conclusions Interconversions of the Polymorphs of Disodium Salt The interconversions of polymorphs of the ... anhydrous thermal event Form I to Form II melt of Form II Form I to Form II melt of Form II loss of water melt of Form I Form I to Form II melt of Form II loss of water melt of Form III melt of Form...
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Tài liệu Báo cáo khoa học: Identification and characterization of the transcription factors involved in T-cell development, t-bet, stat6 and foxp3, within the zebrafish, Danio rerio docx
... unclear whether these cytokines are produced by CD4+CD25+Foxp3+Treg or whether they induce the production of these cytokines from another population of cells [20] To date, our knowledge about the different ... important in the generation of the correct class of antibodies by B-cells, and for the elimination of extracellular pathogens, such as helminths and other extracellular parasites [2] Th17 is the most ... providing further evidence of their identity Multiple alignments of the zebrafish t-bet, stat6 and foxp3 amino acids with their vertebrate homologues revealed regions of high conservation These regions...
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Tài liệu Báo cáo khoa học: NMR structural characterization of HIV-1 virus protein U cytoplasmic domain in the presence of dodecylphosphatidylcholine micelles doc
... implications of the observed VpUcyt structure One of the most studied activities of VpU is the induction of CD4 degradation in the endoplasmatic reticulum of infected CD4+ cells Only the cytoplasmic ... spectra of VpUcyt in detergent-free buffer confirmed the absence of a secondary structure (Fig 1) The presented data are the most comprehensive account of the lack of a conformational preference of ... downwards The vertical arrow represents the normal of the micelle–water interface Two faces of the same structure are shown They are related to each other by a 180° rotation about the normal...
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Tài liệu Báo cáo khoa học: Kinetic characterization of the first step of the ribozyme-catalyzed trans excision-splicing reaction docx
... For the fraction of substrates that undergo the reaction, the resultant products dissociate from the ribozyme relatively slowly on the time scale of the reaction Furthermore, dissociation of the ... to (if not the same as) the role of the xG in the second step of self-splicing [4856] This suggests that the guanosine to be excised is likely binding to the GBS of the ribozyme for the exon-ligation ... appears that there is room for improvement in terms of the rate of reaction This would be benecial not so much in terms of the rate of the overall reaction, as the cleavage reaction is not the limiting...
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Tài liệu Báo cáo khoa học: Molecular modeling and functional characterization of the monomeric primase–polymerase domain from the Sulfolobus solfataricus plasmid pIT3 doc
... analyses of the predicted amino acid sequence showed that the C-terminal half of the RepA of the pIT3 plasmid is sequence-similar to the helicases of the phage-encoded superfamily III proteins The ... the two-metal-ion mechanism of both RNA and DNA synthesis [17] In a previous study, we reported the findings of an analysis of the complete sequence of the cryptic plasmid pIT3 isolated from the ... [14] The side-chains of the first pair of residues, i.e K135 and R148, matched almost exactly; those of the second pair were in close proximity The R148 residue of the Pfu-primase is part of a...
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Tài liệu Báo cáo khoa học: Characterization of chitinase-like proteins (Cg-Clp1 and Cg-Clp2) involved in immune defence of the mollusc Crassostrea gigas docx
... and the remodelling of larval tissues to produce adult tissues (i.e the development of the gills and the production of an adult shell), which is accompanied by significant growth of the soft body ... is the mean + SE of three pools of four animals (tissues) or the mean of one pool of embryos or larva from one spawn Expression levels are related to 100 copies of GAPDH (B) Localization of Cg-Clp2 ... based on the conserved amino acid sequences of the catalytic domain of members of the GH18 family resulted in the amplification of an expected 147 bp sequence Cloning and sequencing of this fragment...
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Tài liệu Báo cáo khoa học: Spectroscopic characterization of a higher plant heme oxygenase isoform-1 from Glycine max (soybean) ) coordination structure of the heme complex and catabolism of heme docx
... constants of the 15N nucleus of the distal NO and of the 14N nucleus of the proximal His of the GmHO-1 complex are closer to those of the rHO-1 complex than to those of the SynHO-1 complex Thus, ... of the heme pocket of GmHO-1 might be associated with the smaller values of Kazide for GmHO-1 and SynHO-1, and with the ferric character of the heme The Kimidazole values of the three kinds of ... against the concentration of azide of each solution The intersection point corresponding to the mole fraction of 0.5 of the respective forms gives the amount of azide necessary to attain the equilibrium,...
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Tài liệu Báo cáo khoa học: Characterization of human deoxyribonuclease I gene (DNASE1) promoters reveals the utilization of two transcription-starting exons and the involvement of Sp1 in its transcriptional regulation ppt
... fragments F and I The number at the right of each RT-PCR product represents the length of the product The scheme also shows the location of the reverse primer DN+89 used in another starting exon-specific ... numbers over the diagrams indicate the position of the corresponding nucleotides relative to the translation start site, and the numbers in parentheses below the diagram show the position of the corresponding ... is done from +1 of exon )11871 above the sequence indicates the 5¢-end of exon 1a The numbers in parentheses demonstrate the position of the corresponding nucleotides relative to the transcription...
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Tài liệu Báo cáo khoa học: Production and characterization of a secreted, C-terminally processed tyrosinase from the filamentous fungus Trichoderma reesei ppt
... peptides covered 39.1% of the sequence The molecular masses of the tryptic peptides, either from the mass fingerprint or purified peptides, covered 60.3% of the sequence, and the masses of cyanogen bromide ... which these states are alternated, has been proposed [16] The met state is the resting state of the enzyme, and in the absence of substrate about 85–90% of the enzyme is in this state [16] Both the ... changes the redox potential of the phenolic substrates, making them more easily oxidized Therefore, the pH profile reflects not only the optimal behavior of the enzyme, but also changes in the substrate...
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Tài liệu Báo cáo khoa học: Characterization of the interaction between the plasma membrane H+-ATPase of Arabidopsis thaliana and a novel interactor (PPI1) doc
... Results The C-terminus of isoform of the PM H+-ATPase of A thaliana (AHA1) interacts with the first 88 amino acids of PPI1 [22], indicating that the PM H+-ATPase binding site of PPI1 is localized therein ... downstream of the first 88 amino acids of PPI1 may participate in the interaction with the H+-ATPase and makes PPI1588His6 a suitable tool to study the mechanism of action of PPI1 The analysis of the ... PPI1588His6 The analysis of the effect of PPI1588His6 on the dependence of PM H+-ATPase activity on the concentration of MgATP (Fig 3) showed that stimulation decreased with the increase of PPI1588His6...
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Tài liệu Báo cáo khóa học: Characterization of the products of the genes SNO1 and SNZ1 involved in pyridoxine synthesis in Saccharomyces cerevisiae pptx
... Presumably, their homologues SNO2, SNO3, SNZ2 and SNZ3 complement the defect The relationship of all of these genes remains to be clarified Expression and purification of Sno1p and Snz1p In light of the ... by the complex of Sno1p with a His-tag and Snz1p The reaction was carried out in mL of 50 mM Tris/HCl, pH 8.0, in the presence of 1–10 mM glutamine and 50 lg of the complex, at 30 °C for 10 The ... feature of the genes SNO1 and SNZ1 is that they act simultaneously in the stationary phase of yeast cells [8] They are assumed to participate in the metabolism of nucleotides In this context, the...
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Tài liệu Báo cáo khóa học: Non-specific depolymerization of chitosan by pronase and characterization of the resultant products pptx
... value of LMWC is due to the release of GlcNAc and GlcNAc-rich oligomers as some of the products An examination of DA values indicates that the total DA of the products is equal to that of native ... the ordered structure This is probably due to the decrease in the DA (Table 1) of LMWC, which results in lower degree of hydration of the molecule affecting the crystallinity index and thus the ... depends on the conformation of the primary -OH group (C6) in a favorable orientation [33] The shift of the same to 1458 cm)1 in the LMWC would probably indicate a change in the environment of primary...
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Tài liệu Báo cáo khoa học: The conformational stability of the Streptomyces coelicolor histidine-phosphocarrier protein Characterization of cold denaturation and urea–protein interactions doc
... (enzyme I of the PTS), the rst protein in the cascade of proteins forming the PTS, to HPr, the histidine-phosphocarrier protein HPr is the smallest protein in the protein cascade of the PTS and ... determine the cold-denaturation at this urea concentration were unsuccessful, probably because of the absence of enough data in the cold-denaturation region of the curve (Fig 5B) b The values of the thermodynamic ... slope of the observable change with the temperature; and, the last term is the eect of urea on the baselines To allow for comparisons among the thermal- where m, mDHi , mDSi and mDCpi are the changes...
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Tài liệu Báo cáo khoa học: Characterization of promoter 3 of the human thromboxane A2 receptor gene A functional AP-1 and octamer motif are required for basal promoter activity docx
... cells The positions of the molecular size markers (kDa) are indicated to the left and right of the (C) and (D), respectively, whilst the position of the Oct-1 (98 kDa approximately) and the two ... regions of Prm3 The following lists the identities of the Prm3 gene fragments and corresponding plasmids generated in either pGL3Basic (pGL3b) or pGL3Enhancer (pGL3e) vectors and the identity of the ... the regulation of basal Prm3 activity It is anticipated that the functional characterization of Prm3 reported herein should provide critical knowledge of the modes of regulation of TPb expression...
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