development administration and rating process in response to above given problems of the final achievement test the writer recommends some suggestions for improvement of the test design and administration

Báo cáo lâm nghiệp: "Oak growth, development and carbon metabolism in response to water stress" pps

Ngày tải lên : 08/08/2014, 18:21

... stress face the conflicting problem of maintaining some degree of photosynthesis while minimizing water loss Stomatal control in response to varying moisture stress is the first and perhaps the most ... conprovide an integrated response to conditions (see 1988 and references therein) In addiDaie, tion, starch is synthesized in the chloroplast and sucrose is synthesized in the cytosol, and their relative ... stomatal and nonstomatal responses require direct measurement of the various components of nonstomatal responses to differentiate the relative importance of these responses to stress (Epron and...

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Báo cáo khoa học: Functional studies of crustacean hyperglycemic hormones (CHHs) of the blue crab, Callinectes sapidus – the expression and release of CHH in eyestalk and pericardial organ in response to environmental stress pot

Ngày tải lên : 16/03/2014, 06:20

... agarose gel, and the band was excised, extracted and cloned into a TOPO-TA vector for sequencing The sequence of the 3¢-UTR was obtained by primer walking using the gene-specific forward primer ... neuropeptides and the putative cDNA sequence of PO-CHH that is translated into a neuropeptide in the PO The location of intrinsic multipolar cells and structure of nerve branches in the PO indicate that these ... hypothermia and hyperthermia, in an attempt to define their functions To address these questions, we cloned the fulllength cDNA of PO-CHH and identified the presence of the neuropeptide forms in the...

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Báo cáo lâm nghiệp: " Radial growth of mature pedunculate and sessile oaks in response to drainage, fertilization and weeding on acid pseudogley soils" ppt

Ngày tải lên : 08/08/2014, 18:21

... vegetation The objectives of the present study were i) to quantify the radial growth response of trees to various interventions which were intended to improve each of these factors, that is, draining of ... parts in the spring of 1974 One part remained untouched; the other was drained by digging ditches, about 10 to 20 m away from one another Some measurements indicated that the corresponding lowering ... Student’s t -test involving the treated trees and the corresponding control trees Finally, mean RESULTS Each of the results presented hereafter refers to the BAI of the trees of a given treatment...

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Báo cáo y học: "Human meniscus cells express hypoxia inducible factor-1α and increased SOX9 in response to low oxygen tension in cell aggregate culture" ppsx

Ngày tải lên : 09/08/2014, 10:20

... was absent from the outer region In order to determine whether these differences in expression in vivo were reflected in different responses inherent in the cells present in inner and outer meniscus, ... mediate the HIF1α induction of P4Hα(I) To determine whether the in vitro response of meniscus cells to hypoxia was relevant to their behaviour in vivo, we analyzed intact meniscus tissue and found ... (post-normalization to β-actin) to P4Hα(I) gene expression (post-normalization to β-actin) in 20% oxygen in monolayer culture of meniscus cells in the presence and absence of the hypoxia inducible factor-1α inhibitor...

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Báo cáo y học: " Impaired glucose transporter-1 degradation and increased glucose transport and oxidative stress in response to high glucose in chondrocytes from osteoarthritic versus normal human cartilag" pps

Ngày tải lên : 09/08/2014, 14:21

... of the lysosome and the proteasome on GLUT-1 downregulation To determine the contribution of the major protein degradation pathways to the decrease in the total GLUT-1 protein content found in ... especially due to the presence in the OA joint of proinflammatory catabolic cytokines such as IL-1β, which has been shown to induce GLUT-1 expression both in the present study (Figure 2) and in other studies, ... contributes to cartilage degradation in late OA In another study, exposure to either low or high glucose concentrations induced insulin-like growth factor-1 The aim of the present study was therefore to...

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Báo cáo khoa học: " Endocrine and Ovarian Changes in Response to the Ram Effect in Medroxyprogesterone Acetate-primed Corriedale Ewes" ppsx

Ngày tải lên : 12/08/2014, 15:21

... follicles and the maximum diameter of the largest follicle during the period before ram introduction are presented in Table After introduction of the rams, the diameter of the largest follicle and the ... and ovulation and conception rates in cyclic ewes primed with intravaginal sponges containing 60 mg of MAP for 12 days While Control ewes remained near rams during all the period before joining, ... higher in E-O ewes than in NE-O and NE-NO ewes in samples obtained before introduction of the rams, there were no signiﬁcant differences in LH basal concentrations The mean values for the number of...

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Báo cáo y học: " Overexpression of cathepsin K in mice decreases collagen deposition and lung resistance in response to bleomycin-induced pulmonary fibrosis" doc

Ngày tải lên : 12/08/2014, 15:21

... bleomycin challenge further increased cathepsin K mRNA and protein levels both in wild-type mice and in transgenic mice A more precise understanding of the factors governing cathepsin K regulation in ... added to the pellet and incubated over ice for 30 with intermittent mixing After incubation, the lysate was centrifuged again at 13,000 rpm for 30 and the supernatant containing the protein was stored ... antiinflammatory agents and immune modulators have proved to be minimally effective in limiting alveolitis and modifying the course of the disease, thus underlining the urgent need for novel therapeutic...

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Báo cáo y học: " γδ T lymphocytes from cystic fibrosis patients and healthy donors are high TNF-α and IFN-γ-producers in response to Pseudomonas aeruginosa" pptx

Ngày tải lên : 13/08/2014, 13:20

... "in- vitro" producers of IFN-γ and TNF-α cytokines in response to P aeruginosa They contribute at the same extent as the predominant αβ subset to the percentage of cytokine-positive cells in total ... function and integrity [6,7] but they have been also implicated in some pathogenic cytokine disregulation and development of airway inflammation [11] Their cytokine production in response to bacterial ... proliferation in relation to clinical severity of patients (data not shown) Discussion The present study is the first, to our knowledge, that determines the "in vitro" intracytoplasmic cytokine response to...

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Tài liệu Time trends in leisure time physical activity and physical fitness in elderly people: 20 year followup of the Spanish population national health survey (1987-2006) docx

Ngày tải lên : 14/02/2014, 06:20

... population residing in main family dwellings (households) of Spain and is mainly performed by the Ministry of Health and Consumer Affairs and the National Statistics Institute (Instituto Nacional ... conceived of the study, and participated in its design and coordination and helped to draft the manuscript All authors read and approved the final manuscript Authors’ information None Competing interests ... participated in the design of the study and performed the statistical analysis EPM carried out the acquisition of the data, analysis and interpretation of data She has been involved in revising it...

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Báo cáo khoa học: Metabolomics, modelling and machine learning in systems biology – towards an understanding of the languages of cells potx

Ngày tải lên : 07/03/2014, 12:20

... (c) to perform that experiment using microbial growth tests, and to analyse the results; and (d) on the basis of these to design, perform and evaluate the next experiment, the whole continuing in ... causal linkages The Manchester Interdisciplinary Biocentre (MIB) Many of the kinds of problems described above, and certainly the solutions being developed to attack them, require the input of ideas ... activities: information retrieval, to gather relevant texts; information extraction, to identify and extract a range of specic types of information from texts of interest; and data mining, to nd associations...

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Báo cáo khoa học: Role of glutaredoxin 2 and cytosolic thioredoxins in cysteinyl-based redox modiﬁcation of the 20S proteasome docx

Ngày tải lên : 23/03/2014, 07:20

... (Grx1 and Grx2) and ﬁve monothiolic glutaredoxins These isoforms differ in their location and response to oxidative stress, among other factors [9,11,18–22] Evidence indicates that Grx2 is the main ... CPYC domain appears in the inner core of most of them To corroborate the results shown above, we tested whether deglutathionylation by Grx2 is increased when its entry into the catalytic chamber ... of them being totally exposed and others slightly buried but still solventaccessible All of the other cysteine residues are either buried in the skeletal structure or exposed to the internal catalytic...

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Tài liệu Báo cáo khoa học: Analyzing changes of chromatin-bound replication proteins occurring in response to and after release from a hypoxic block of replicon initiation in T24 cells pptx

Ngày tải lên : 21/02/2014, 00:20

... before the end of the respective incubation conditions, in case of hypoxic labeling by plunging a spatula carrying the appropriate quantity in dried form into the cell culture medium To stop incubations ... a continuous flow of humidified artificial air containing 5% (v/v) CO2 for normoxic incubations, and with 0.02% O2, 5% CO2, and Ar to 100% for hypoxic gassing For gassing, the equipment and the procedures ... while maintaining the respective incubation conditions during labeling and processed for measuring the ratio between acid-insoluble 3H and 14C radioactivity reoxygenation, incorporation of radioactivity...

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Báo cáo khoa học: Apoptosis and autophagy: BIM as a mediator of tumour cell death in response to oncogene-targeted therapeutics pptx

Ngày tải lên : 16/03/2014, 00:20

... S Gillings et al providing a rationale for the use of combinations of MEK1 ⁄ inhibitors and PI3K–PKB pathway inhibitors Indeed, rapamycin, an inhibitor of mammalian target of rapamycin (mTOR) ... proliferation, survival and transformation [56,57] The importance of the BCR–ABL tyrosine kinase in the survival of CML cells led to the development of the tyrosine kinase inhibitor imatinib (STI571, Gleevec), ... ERK2, and (b) the presence of a unique hydrophobic inhibitor binding pocket adjacent to the Mg ⁄ ATP-binding site that exhibits little homology to other kinases and explains the high degree of speciﬁcity...

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Báo cáo khoa học: Cas utilizes Nck2 to activate Cdc42 and regulate cell polarization during cell migration in response to wound healing docx

Ngày tải lên : 23/03/2014, 03:20

... Cells on the wound edge were divided equally into three sectors, including the front sector between the nucleus and the leading edge The Golgi in the front sector was determined to be in the polarized ... migration in response to wound healing Results Cas is required for the polarization of migrating cells To examine the role of Cas in the establishment of cell polarity during cell migration, we performed ... of Cdc42 activity during cell polarization Multiple tyrosine residues in the substrate-binding domain of Cas are phosphorylated in response to various extracellular stimuli, including integrin-mediated...

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Báo cáo khoa học: Proteolysis of the tumour suppressor hDlg in response to osmotic stress is mediated by caspases and independent of phosphorylation pot

Ngày tải lên : 23/03/2014, 06:20

... MAPK and triggers its dissociation from the cytoskeletal protein GKAP, therefore releasing it from the cytoskeleton into the cytoplasm [3] Our aim in this study was to gain a better understanding ... concentrations indicated Cells were exposed to 0.5 M sorbitol for 60 min, and then incubated for h in sorbitol-free medium (in the continued absence or presence of inhibitor) Endogenous levels of hDlg ... and then incubated for h in sorbitol-free medium (in the continued absence or presence of the inhibitor) Endogenous levels of hDlg were analysed by immunoblotting (lower) and the percentage of...

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Báo cáo khoa học: BRCA1 accumulates in the nucleus in response to hypoxia and TRAIL and enhances TRAIL-induced apoptosis in breast cancer cells pdf

Ngày tải lên : 30/03/2014, 03:20

... proteins involved in various cellular processes, including inhibition of apoptosis Hypoxia has been reported to inhibit apoptosis induced by tumor necrosis factor-related apoptosisinducing ligand ... enhancement in apoptosis relative to cells expressing BRCA1 in the absence of TRAIL and a three-fold enhancement of apoptosis over that induced by TRAIL in the presence of the empty vector Thus, the ... hypoxia and TRAIL effect a change in BRCA1 localization, only TRAIL induces apoptosis The inability of hypoxia to cause apoptosis was not surprising, considering the number of reports demonstrating...

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Báo cáo khoa học: Molecular identiﬁcation and expression study of differentially regulated genes in the Paciﬁc oyster Crassostrea gigas in response to pesticide exposure doc

Ngày tải lên : 30/03/2014, 15:20

... introduced in the tanks, probably due to adsorption of atrazine to the surfaces of the tanks and possibly due to removal by the ﬁsh themselves [46] Moreover, the authors suggested that some of ... cypermethrin At the same time, there was a decrease in the amount of free amino acids coincident with changes that occurred in the transamination process, again, related to the formation of nitrogenous ... genes in common to both the ADI and glyphosate response SSH libraries These were glutamine synthase, ATP synthetase, b-1,3-glucan binding protein and some housekeeping genes such as tubulin and...

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báo cáo hóa học: " Brain microvascular pericytes are immunoactive in culture: cytokine, chemokine, nitric oxide, and LRP-1 expression in response to lipopolysaccharide" ppt

Ngày tải lên : 19/06/2014, 22:20

... closest to brain endothelial cells, wrapping around them, joined to them by gap junctions, and interfacing with them by peg -and- socket structures [2,3] These cells are also essential for the induction ... involved in activation of brain microvascular pericytes by LPS Another interesting finding of our study is related to the production of important signaling molecules, cytokines and chemokines by ... macrophage-colony stimulating factor, eotaxin, CCL-3 and CCL-4 To further characterize pericyte immune capacity, we determined the effect of LPS on the release of cytokines and chemokines The results (Figure...

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Báo cáo hóa học: "Clinically important improvement in the WOMAC and predictor factors for response to non-specific non-steroidal anti-inflammatory drugs in osteoarthritic patients: a prospective study" docx

Ngày tải lên : 21/06/2014, 19:20

... predictors in one of the other models, were included to the model and stayed in the model To examine whether disease severity is a predictor for response the WOMAC global baseline score was included ... [4-6] One of the key issues for evidence-based and cost-effective medicine is the detection and proof of the effects of a particular intervention In fact, the ability of an instrument to detect ... lowest level of quality of life at baseline (EQ-5D index and VAS) had the greatest improvement in WOMAC and in the transition scale (Table 2) Table Predictors of response to NSAIDs on the univariate...

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Báo cáo lâm nghiệp: "Water relations of cork oak (Quercus suber L.) seedlings in response to shading and moderate drought" ppt

Ngày tải lên : 08/08/2014, 00:22

... W– seedlings were allowed to dry to a water content between 7% and 10% At the end of the first soil-drying cycle W– seedlings were watered to runoff on 20 and 23 Sept, before beginning the second ... (RWCa) and inverse of osmotic potential at full turgor (Ψπ100) The x- and y-coordinates of the first data point of the linear portion of the PV curve corresponded to relative water content at the ... to a series of two soil-drying cycles of 51 and 38 days (W–), respectively, beginning on 23 July and extending to 24 October Moderate water-stressed seedlings (W–) were watered to runoff at the...

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