the molecular nature of matter
The physical nature of materials strengths
... tensile test specimens and mm in diameter and a lengthen of 50 mm for the samples used for compressive tests The compression and the tensile tests of bulk metallic glasses were conducted at different ... and fatigue tests of the pure Cu and Cu-Al single crystals, Cu bicrystals and ultrafine-grained Al-Cu polycrystals were performed on Shimadzu testing machine After fracture, all the specimens were ... thay b n riêng c a v t li u Ch HKV H phá h y d c theo m t ng su t pháp l n nh t, θT = 90o , ta m i có σ T = σ o [4]; Tuy v y, h u h t HKV H phá h y theo mode trư t v i góc trư t khác nhau, tương...
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Tài liệu Báo cáo khoa học: Analysis of the molecular dynamics of medaka nuage proteins by fluorescence correlation spectroscopy and fluorescence recovery after photobleaching doc
... in the one-cell stage to visualize the localization and to measure the mobility of the components in the PGCs The medaka embryo was peeled off the chorion, and the segment containing the part of ... of OlvasGFP reveals the dynamic nature of the nuage Schematic diagram of the preparation of PGCs of medaka specimen (A) OlvasGFP was expressed in the medaka PGC at stage 24 and localized in the ... investigation of the features of PGCs Results Time-lapse laser scanning microscopy (LSM) image analysis of Olvas reveals the dynamic nature of the nuage Previous studies showed that the 3Â-UTR of genes...
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Tài liệu Báo cáo khoa học: Probing the molecular determinants of aniline dioxygenase substrate specificity by saturation mutagenesis docx
... (pTDN1) [14] The lack of characterization of the structural determinant of the substrate specificity of the AtdA enzyme has thus limited its development as a biocatalyst for the bioremediation of a wide ... reported which of the five genes control the substrate specificity of the AtdA enzyme The objective of this study was to identify and probe the residues determining the activity as well as the substrate ... may indicate that the steric limitation of the enzyme’s binding pocket takes place in the area between the ortho and para positions of the aromatic substrate On the basis of these results, aniline...
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Tài liệu Báo cáo khoa học: The molecular surface of proteolytic enzymes has an important role in stability of the enzymatic activity in extraordinary environments pptx
... wild-type ALP I On the other hand, the Tm of D266N/Y269A-ALP I increased by only °C The denaturation temperature indicates the stability of the structure of the protein The difference of the increments ... surrounding residues of the depression, and the side chain of the mutated residue might restrain the mobility of the N-terminal region on the surface by interaction with the main chain of Lys26 by van ... the substitutions did not influence the activities or specificity of the mutant enzymes The N-terminal region of ALP I was also on the surface The side chains of Ile10 and Tyr11 were close to the...
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Tài liệu The Proof is in the Pudding - A Look at the Changing Nature of Mathematical Proof doc
... bullet-proof fashion that will stand the test of time The second, and for the working mathematician the most important, aspect of proof is that the proof of a new theorem explains why the result ... the bulk of their time proving theorems, it is nevertheless the case that proof is the lingua franca of mathematics It is the web that holds the enterprise together It is what makes the subject ... What Does a Proof Consist Of? 0.5 The Purpose of Proof 0.6 The Logical Basis for Mathematics 0.7 The Experimental Nature of Mathematics 0.8 The Role of Conjectures ...
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Evidence-Based Medicine and the Changing Nature of Health Care: Meeting Summary docx
... secure the services of eminent members of appropriate professions in the examination of policy matters pertaining to the health of the public The Institute acts under the responsibility given to the ... as the prospect of new ways of meeting the need, provides the back-drop for the discussions at the 37th Annual Meeting of the Institute of Medicine (IOM) Entitled Evidence-Based Medicine and the ... president of the National Academy of Sciences The National Academy of Engineering was established in 1964, under the charter of the National Academy of Sciences, as a parallel organization of outstanding...
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Báo cáo khoa học: Transthyretin and familial amyloidotic polyneuropathy Recent progress in understanding the molecular mechanism of neurodegeneration pdf
... the location of amyloidogenic mutations and position of b-strands (A) The structure of the polypeptide backbone of the two chains (purple and blue) is shown along with the location of the N-terminus ... tissue and that the distribution of TTR deposition reflects the presence of these endogenous factors In the case of the Ab protein of Alzheimer’s disease, a number of proteins and factors (pathological ... these diseases, in particular Alzheimer’s disease, may help to explain some aspects of the pathogenesis of FAP The idea is discussed further in the following sections Tissue-specific pattern of...
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Revealing the Hidden Nature of Space and Time: Charting the Course for Elementary Particle Physics pptx
... described by the Standard Model Other challenges to the Standard Model are posed by the predominance of matter over antimatter in the universe, the early evolution of the universe, and the discovery ... of electrons and positrons Together, the LHC and an ILC will enable physicists to explore the unification of the fundamental forces, probe the origins of mass, uncover the dynamic nature of the ... be one of the first signals of the new physics expected in the years ahead, since the observed masses are in the range predicted by theoretical ideas that unify the forces of nature In the future,...
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Báo cáo khoa học: Recent insights into cerebral cavernous malformations: the molecular genetics of CCM pot
... loss, within affected cells, of the two alleles of a given CCM gene Loss of one of the alleles (first hit) would be the result of a germline mutation and loss of the second allele (second hit) ... K569E, were detected in the CCM lesion and were shown to be absent in the blood of the patient However, the data were difficult to interprete because of the nature of the mutations which were ... occur somatically This hypothesis is not easy to test because of the heterogeneous cellular nature of CCM lesions and the very limited number of endothelial cells lining the capillary cavities Indeed,...
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Quantum Sculpture: Art Inspired by the Deeper Nature of Reality pdf
... that the advent of quantum physics in the sciences and the rise of modernism in the arts in the early twentieth century represent two facets of the same profound shift in the cultural evolution of ... spots The lighter a particular area of the image is, the higher the density of random spots, or “events”, the algorithm generates in this area Fig shows the output of the program used to create the ... materials or in the mathematical concept of the Cartesian grid, but as something more organic The Universe (The Cellular Structure of Space-Time) imagines the smallest units of space-time as the bubbles...
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the fourth state of matter an introduction to plasma science - eliezer
... center of mass and the energy of motion is proportional to the sum of the squares of the speeds of the molecules The observer inside the moving vehicle calculates the gas temperature by measuring the ... can say that the understanding of matter, the development of electricity, and the unveiling of the structure of the atom have led to the discovery of a new state of matter It is more than 100 years ... above encouraged us to write the second edition of The Fourth State of Matter The aim of the second edition is to bring The Fourth State of Matter up to date in the light of progress Sometimes progress...
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Báo cáo khoa học: The molecular identity of the mitochondrial Ca2+ sequestration system potx
... earlier, the molecular identity of the protein(s) that actually form the PTP channel remains the most intriguing question On the basis of structural and other information, we hypothesize that the ... increased the conductance of artificial lipid bilayers in the presence of Ca2+, and the conductance was sensitive to ruthenium red [22], implying that it may be the Ca2+ uniporter or part thereof Further ... is driven by the pH gradient, in the case of the Ca2+ ⁄ 2H+ exchanger Elevated intramitochondrial Ca2+ can stimulate the activities of enzymes of the tricarboxylic acid cycle (TCA), thereby boosting...
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EVOLUTION OF THE MOLECULAR BIOLOGY OF BRAIN TUMORS AND THE THERAPEUTIC IMPLICATIONS pdf
... Evolution of the Molecular Biology of Brain Tumors and the Therapeutic Implications high grade gliomas The structure and compounds of the ECM of the brain tissue have many specific differences from other ... mortality of the patient Moreover, the presence of the blood-brain barrier (BBB) limits the passage of a wide variety of anticancer agents The high incidence of recur‐ rence and poor prognosis of malignant ... Hofmann M Characterisation of the murine gene encoding the intracellular hyaluronan receptor IHABP (RHAMM) Gene 1999;226:41 23 24 Evolution of the Molecular Biology of Brain Tumors and the Therapeutic...
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Báo cáo khoa học: The molecular basis of heme oxygenase deficiency in the pcd1 mutant of pea pot
... characterized the contribution of these assay components by omitting them individually In the absence of ferredoxin the reaction rate decreased to 46.5% of the complete reaction while the absence of ascorbate ... Arrows indicate the direction of the major changes in absorption over the course of the measurements (C) Michaelis– Menten plot of the PsHO1 reaction for heme concentrations of 1, 2, 5, 10 and ... account for the failure of the PsHO1 probe to detect any HO2-like sequences in Southern blot experiments Whatever the basis of the recovery of phytochrome responses in older pcd1 plants, they still...
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A gene expression database for the molecular pharmacology of cancer pptx
... on the basis of the P value of 0.005 (ii) What is the probability of obtaining a correlation coefficient so far from zero for at least of the cancer cell types in the panel if the null hypothesis ... 239 © 2000 Nature America Inc • http://genetics .nature. com article © 2000 Nature America Inc • http://genetics .nature. com of the 118 drugs We then clustered the 118 drugs on the basis of tered ... mechanisms of action based on their activity patterns across the 60 cell lines b, Cluster tree of the 118 drugs based on the correlation of their activity patterns with expression patterns of the genes...
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jj-thompson the corpuscular theory of matter
... of units, which are inde- nature of the substance which the electrification is the seat of CHAPTEE II THE ORIGIN OF THE MASS OF THE CORPUSCLE The origin of the mass of the corpuscle is very interesting, ... thus the number of drops will be the volume of for ; the water deposited divided by the volume of one of the Hence, if we find the volume of one of the drops drops we can find the number the charged ... different rays in the same tube may be these rays is independent different, but the value of e/m for of the velocity as well as of the nature of the gas and the electrodes In the case of the canalstrahlen...
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báo cáo hóa học:" Functional improvement after Total Knee Arthroplasty Revision: New observations on the dimensional nature of outcome" pptx
... thus reflects the actual activity level of the patient The presence of the physician's assessment of the severity of the patient's condition here is of interest and leads us to hypothesize if not ... thus the physician perceived urgency of need for TKAR, is based largely on the physician's assessment of the individual patient's activity or lack thereof Factor reflects the mental status of the ... Ireland Neither of these organizations participated in study design; in the collection, analysis, and interpretation of data; in the writing of the manuscript; or in the decision to submit the manuscript...
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báo cáo hóa học:" Difficulty in diagnosing the pathological nature of an acute fracture of the clavicle: a case report" ppt
... that the pathological nature of the clavicular fracture was appreciated in retrospect To the best of our knowledge, this is the first time that the delay that can be associated with diagnosing the ... above the age of 45 years, multiple recent fractures or pain at the site before the fracture [9] Such patients should also have a thorough physical examination of the upper limbs, the rest of the ... radiograph of the left shoulder taken months later Plain radiograph of the left shoulder taken months later The radiograph demonstrates a large lytic lesion (arrow) over the medial aspect of the clavicle...
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