variability in fatigue lives an effect of the elastic anisotropy of grains

Báo cáo khoa học: "The humus of a "Parabraunerde" (Orthic Luvisol) under Fagus sylvatica L and Quercus robur L and its modification in 25 years" docx

Ngày tải lên : 08/08/2014, 23:22

... present in fine roots The increase of proteins was organism caused by presence of microprotein in the mineral soil Humic substances increased in contrast to the litter Fulvic acids were dominant ... counteract the observed translocation Abrahamsen G, Hovland J, Hagvar S (1980) Effects of artificial acid rain and liming on soil organisms and the decomposition of organic matter In: Effects of Acid ... which are the most important parameters of decomposition and humification, were similar during the past 25 years The change in the humus form from mull to moder and the development of an organic layer...

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Báo cáo vật lý: "Effect of Temperature on Corrosion Behavior of AISI 304 Stainless Steel with Magnesium Carbonate Deposit" docx

Ngày tải lên : 07/08/2014, 14:20

... the initial(s) and surname(s) of author(s) and the address of the author(s) The title and abstract should be combined on one page The title of the article should not be a sentence Corresponding ... h Then further increase in time has resulting an increased in mass The effect of temperature on the corrosion behavior of AISI 304 stainless steel with MgCO3 deposit has been studied The oxidation ... formation of oxide layer on the metal surface, and mass of steel are changed with the increasing temperature.4–6 Figures 2(a), (b) and (c) show the SEM of MgCO3 coated alloy The layer of scales...

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Báo cáo y học: "Absence of a serum melatonin rhythm under acutely extended darkness in the horse" ppsx

Ngày tải lên : 10/08/2014, 09:20

... to the onset of melatonin production [12] In humans, melatonin secretion is highest during the hours of darkness, declines in the early morning and stays low during the daytime In contrast, the ... athletes competing at international destinations An initial investigation into the severity and longevity of jet lag in the equine athlete examined re-entrainment rates of plasma melatonin and core ... advance of the LD cycle [26,35] and highlights the need for improved understanding of species differences in the photic and circadian regulation of melatonin synthesis and secretion The surprising...

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Báo cáo y học: " Pelvo-ureteric junction obstruction in the lower pole moiety of a duplex kidney with an associated intraparenchymal abscess: a case report" pot

Ngày tải lên : 11/08/2014, 21:22

... on the individual anatomy and the level of function of the lower moiety If the lower moiety is nonfunctioning, heminephrectomy is an option, particularly if the patient is symptomatic If there ... ureterocele and ureteral insertion in the case of complete duplex kidney, or due to an aberrant artery PUJO in a duplex system is rare but has been reported in both the upper and the lower moiety in completely ... gathered the information, reviewed the literature and drafted the manuscript TW critically appraised the manuscript All authors have read and approved the final manuscript Consent Written informed...

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Cyclic and post cyclic behaviour of soft clays

Ngày tải lên : 09/09/2015, 11:10

... understanding cyclic clay behaviour The shear modulus is often defined as the gradient of a line joining the points of maximum and minimum shear stresses Similarly, the damping ratio is often defined ... is the ratio of the effective mean stress at the start of cyclic loading (i.e Point A in Figure 2.27) to the effective mean stress at the end of cyclic loading (i.e Point B in Figure 2.27) In ... findings on the behaviour of soft clays under cyclic loading vary significantly For instance, Zanvoral and Campanella (1994) and Thammathiwat and Weeraya (2004) found that damping in clays increases...

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Báo cáo y học: "The Impact of a Nationwide Antibiotic Restriction Program on Antibiotic Usage and Resistance against Nosocomial Pathogens in Turkey"

Ngày tải lên : 25/10/2012, 11:00

... evaluates the effect of NARP on both antibiotic consumption and antimicrobial resistance rates and indicates that NARP in Turkey was effective in lowering the costs and antibiotic resistance Acknowledgements ... resistance patterns of certain pathogens Since parenteral forms of ciprofloxacin and levofloxacin were not restricted for the first three days of therapy by NARP, the consumption of these quinolones was ... see the changes in antimicrobial resistance It should be kept in mind that there is a time lag between antibiotic use and possible changes in antibiotic resistance Austin et al showed that the...

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Development of a DTPA soil test for zinc, iron, manganese, and cropper

Ngày tải lên : 15/03/2014, 23:56

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Báo cáo khoa học: Activation of Stat5 and induction of a pregnancy-like mammary gland differentiation by eicosapentaenoic and docosapentaenoic omega-3 fatty acids docx

Ngày tải lên : 16/03/2014, 10:20

... accumulation of n-3 PUFA DPA and EPA in the pregnant mammary gland Although there is a minor change in the n-6 ⁄ n-3 PUFA ratio from 2.1 in virgin gland to in pregnant gland, when individual PUFA ... content was analyzed in the mammary gland, a signiﬁcant increase in n-3 DPA and EPA in pregnant glands versus control glands is observed (Table 1) Whereas there was an abundant DHA in the virgin control ... for offspring has been reported Offspring of the rat fed an n-6 PUFA diet during pregnancy developed signiﬁcantly more mammary tumors and had a shorter tumor latency than the offspring of the...

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Source investigation of a small event using empirical Green’s functions and simulated annealing ppt

Ngày tải lên : 23/03/2014, 13:20

... point on the fault plane involves a higher number of points in time on the seismograms k=l n=l where the index k is over the three stations and index n is over the number of points of the STF The ... constant and defined by the specified focal mechanism of the main shock In summary, the first step consists of finding the appropriate STF at each station by using the E G F method, and the second ... at the three stations obtained by deconvolution of the three components together The bold line represents the average solution and dashed lines the error estimates as the beginning of the main...

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Báo cáo khoa học: Insights into the design of a hybrid system between Anabaena ferredoxin-NADP+ reductase and bovine adrenodoxin pot

Ngày tải lên : 31/03/2014, 07:20

... despite these similarities, it is interesting to point out the different arrangement of the [2Fe)2S] centres of these Fds The cyanobacterial Fd presents an increased shielding from the solvent of the ... naturally synthesized In the present study we have tried to increase the knowledge of the parameters that keep running the ET reactions in proteins by the combination of two biological ET chains involved ... that either the longrange electrostatic interactions, which account for the initial protein–protein encounter, are rather weak, or that after breaking of the long-range interactions, short-range...

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Báo cáo hóa học: " Identification of a contemporary human parechovirus type 1 by VIDISCA and characterisation of its full genome" pdf

Ngày tải lên : 20/06/2014, 01:20

... surprising absence of mosaic recombination in the nonstructural protein genes of BNI-788st and of HPeV3 prototype strains underlines the lack of knowledge on the genesis and ecology of human parechoviruses ... one working day The finding of evidence for a potentially recombinant ancestry of our contemporary HPeV1 strain is rather interesting HPeV1 and 2, formerly classified as echovirus types 22 and 23 ... manufacturer (Invitrogen, Karlsruhe, Germany) Enzymatic digestion of cDNA involved HinP1I, as in the original protocol, and CviAII instead of MseI in order to optimise the 3'-end of the primer used...

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báo cáo hóa học:" Research Article Note on the Persistent Property of a Discrete Lotka-Volterra Competitive System with Delays and Feedback Controls" pptx

Ngày tải lên : 21/06/2014, 11:20

... 2, } and < al ≤ au , < bl ≤ bu Similarly to the proof of Propositions and in 12 , we can obtain the following Advances in Difference Equations Lemma 2.3 Any solution of system 2.7 with initial ... system They obtained the necessary or sufficient conditions for the permanence and the extinction For more works relevant to system 1.1 , one could refer to 1–9 and the references cited therein However, ... condition 1.10 is better than 1.9 Advances in Difference Equations Proof of Theorem 1.2 The following lemma can be found in 10 Lemma 2.1 Assume that A > and y > 0, and further suppose that (1) y...

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báo cáo hóa học:" Research Article The Permanence and Extinction of a Discrete Predator-Prey System with Time Delay and Feedback Controls" ppt

Ngày tải lên : 21/06/2014, 11:20

... Therefore, the conclusion of Theorem 3.2 holds This completes the proof of Theorem 3.2 In order to obtain the permanence of the component y n of system 1.3 , we next consider the following single-specie ... denotes the capturing rate of the predator; a21 n /a12 n represents the rate of conversion of nutrients into the reproduction of the predator Further, τ is a positive integer For the simplicity and ... continuously disturbed by unpredictable forces which can result in changes in the biological parameters such as survival rates Of practical interest in ecosystem is the question of whether an...

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báo cáo hóa học:" Research Article Dynamical Analysis of a Delayed Predator-Prey System with Birth Pulse and Impulsive Harvesting at Different Moments" pdf

Ngày tải lên : 21/06/2014, 11:20

... t as t → ∞ This completes the proof The next work is to investigate the permanence of the system 2.4 Before starting our theorem, we give the definition of permanence of system 2.4 Definition ... t ≥ q for all sufficiently large t This completes the proof of the theorem From Theorems 4.1 and 4.3, we can easily obtain the following theorem Theorem 4.4 If re−wτ1 > β m 1 a e −d2 ∗ ∗ kβx2 / ... ≥ q for all large t In the second case In view of our above discussion, the choice of q is independent of the positive solution, and we proved that any positive solution of 2.3 satisfies x2 t...

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báo cáo hóa học:" Dynamical analysis of a biological resource management model with impulsive releasing and harvesting" pdf

Ngày tải lên : 21/06/2014, 17:20

... and more devote themselves to investigate and empolder the ecosystem with the development of society Bases on the ideology, we develop (2.1) by introducing releasing the prey and harvesting the ... [5–8] In general, the exploitation of population should be determined by the economic and biological value of the population It is the purpose of this article to analyze the exploitation of the ... predation of the predator, d > is the death rate of predator, c > denotes the product of the per-capita rate of predation and the rate of conversing prey into predator If rc < ad is satisﬁed, the predator...

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Báo cáo khoa học: "Interpreting the variations in xylem sap flux density within the trunk of maritime pine (Pinus pinaster Ait.): application of a model for calculating water flows at tree and stand levels" pdf

Ngày tải lên : 09/08/2014, 04:20

... the resistance and capacitance of each compartment are independent of the flux or water potential of the compartment and remain constant during the day (but they can change between days); - there ... subscripti denotes the compartment and can be either c for the branches of the crown, s for the stem and root, or n for the needles If we assume that any change in the water potential of the lower compartment ... given by the slope of the regression line relating the instantaneous sap flux within the compartment, J to the , i instantaneous difference between the water potentials at its upper and lower...

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Báo cáo y học: "Demonstration of a novel technique to quantitatively assess inflammatory mediators and cells in rat knee joints" pps

Ngày tải lên : 11/08/2014, 08:21

... [25-27] and use of this model has gone a long way in aiding the understanding of the time-course of the pathology in clinical RA The model closely mimics the pathology of human RA, including histopathological ... assessing whether any inflammatory response was evoked by the experimental set up, including the anaesthetic or the needles themselves; the efficiency of the system was investigated, i.e whether any ... role in initiating an inflammatory response within the knee joints Urethane, a hypnotic anaesthetic agent commonly used for laboratory animals, resulted in very little change in any of the mediators...

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Báo cáo y học: " Osteolytic bone destruction resulting from relapse of a testicular tumour 23 years after inguinal orchiectomy and adjuvant chemotherapy: a case report" pot

Ngày tải lên : 11/08/2014, 14:20

... history revealed a right inguinal orchiectomy for the removal of testicular tumour performed in France in 1984 The rest of his anamnesis was clinically insignificant In 1984, the patient’s histopathology ... cell tumour; 2) the growth of the remaining tumour not destroyed by the chemotherapy; and 3) the development of a secondary germ cell carcinoma and the microscopic persistence of tumour cells ... Figure CT scan of the chest shows a tumour mass in the left lung The possible mechanisms for the development of late relapses are identified as: 1) the presence of mature teratoma in the germ cell...

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Báo cáo y học: " Relatives Education And Coping Toolkit - REACT. Study protocol of a randomised controlled trial to assess the feasibility and effectiveness of a supported self management package for relatives of people with recent onset psychosis" pdf

Ngày tải lên : 11/08/2014, 15:22

... aspects of the developing analysis can be tested in subsequent interviews Categorisation and thematic analysis of the data will be developed by cycling between the analysis and transcripts and periodic ... contributed to design of the intervention, recruits and assesses participants, and manages the process of randomisation; VP contributed to the design of the intervention and management of the project; ... design of the study, design of the intervention management of data collection and drafted the paper DG co-wrote the intervention, facilitates recruitment, and supervises the clinical delivery of the...

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Báo cáo khoa học: " Effect of a povidone-iodine intrauterine infusion on progesterone levels and endometrial steroid receptor expression in mares" pptx

Ngày tải lên : 12/08/2014, 18:22

... eosinophils) were observed in the uterine biopsy sections of a few mares from the control and infused group The anatomical pattern was superficial, involving only the luminal epithelium and the ... different on days and 15 post ovulation The expression of PR decreased in the luminal and superficial glandular epithelium and increased in the superficial and deep stroma in both groups of mares on ... findings support previous reports that Page of clearly indicate that the loss of PR in uterine epithelia is normal during the course of the estrous cycle and a prerequisite for implantation in...

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