volumes and surface areas of vessel sections

Báo cáo khoa học: Physical properties and surface activity of surfactant-like membranes containing the cationic and hydrophobic peptide KL4 potx

Ngày tải lên : 30/03/2014, 11:20

... of the structural and functional properties of the native proteins and thus may offer a useful basis for the design of agents for therapeutic intervention [7] Studies of different fragments and ... Therefore, the objectives of this study were to analyze (a) the effect of KL4 on the physical properties of membranes, in the absence and presence of Ca2+, using ﬂuorescence anisotropy of 1,6-diphenyl-1,3,5-hexatriene ... (DSC) and ﬂuorescence confocal microscopy of giant unilamellar vesicles (GUVs), (b) the effect of the lipid composition on KL4 structure, in the absence and presence of Ca2+, using CD and (c)...

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báo cáo hóa học:" Barriers to initiation of antiretroviral treatment in rural and urban areas of Zambia: a cross-sectional study of cost, stigma, and perceptions about ART" pdf

Ngày tải lên : 20/06/2014, 08:20

... identify barriers to and facilitators of ART uptake in rural and urban areas of Zambia Methods Study sites The study sites were HIV clinics and the surrounding catchment areas Two sites were ... author (s) and not necessarily represent the official position of the Centers for Disease Control and Prevention We are extremely grateful to the directors and staff of the clinics and home-based ... subjects were female and more than half were between 20 and 39 years of age, similar to the distribution of all patients on ART in Zambia Page of 11 Those interviewed were generally of low socio-economic...

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EXTENT OF CANALIZATION AND SURFACE FITTING OF FIELDS docx

Ngày tải lên : 29/06/2014, 15:20

... draining of her vast areas of low land, and for utilizing the tremendous loads of silt borne by her streams more effectively in fertilizing existing fields and in building and reclaiming new land ... appointed "The Great" Yu "Superintendent of Works" and entrusted him with the work of draining off the waters of disastrous floods and of canalizing the rivers, and he devoted thirteen years to this ... building out of the waste of erosion wrested from the great streams, hundreds of square miles of the richest and most enduring of soils, and we have little doubt that were a full and accurate...

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Báo cáo khoa học: "Evaporation and surface conductance of three temperate forests in the Netherlands" pdf

Ngày tải lên : 09/08/2014, 04:20

... since the publication of a series of model simulations of water use of typical (model) forest stands for the Netherlands [8], forests on the high sandy soils in the Netherlands have been seen as ... analyse the differences and similarities in evaporation and surface conductance of three temperate forests in the Netherlands Evaporation rates and surface conductances of the forests will be ... considerable advances in our understanding of forest hydrological processes [26], a number of practical forest hydrological problems continue to exist in the areas of water and land management For instance,...

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Trên bề mặt khu vực của Hydrotalcites nitro Surface Areas of Nitrated Hydrotalcites pptx

Ngày tải lên : 11/08/2014, 08:20

... density of nitrate ions packed between the layers and Figure X-ray diffraction patterns of HT 100/2 RN, HT 200/2 RN and HT 300/2 RN samples Surface Areas of Hydrotalcites Mg/Al ratios have lower surface ... 10 times, can be explained as follows: carbonated and nitrated hydrotalcites have c parameter values of 7.65 Table Surface area and loss of mass of the samples Sample HT 100/2 HT 100/2 RY HT 100/2 ... longer heating times Surface areas of samples dehydrated are similar only for low degasixcation temperatures (Table 2) However, for 300 ◦ C or additional hours of degasixcation the surface area was...

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Báo cáo y học: "Radiofrequency-induced thermotherapy of nasopharyngeal angiofibroma and immunohistochemical analysis of vessel proliferation: a case report" docx

Ngày tải lên : 11/08/2014, 21:22

... the molecular level of angiofibroma organization However, the origin of vessel formation is uncertain Table 1: Variables of cell proliferation and vessel proliferation in angiofibroma with time ... technique) sel cells and stromal cells The number of vessel sections per field was obtained and the results were expressed as microvessel density (MVD), which is the number of lumina per square ... acquisition of data and analysis and interpretation of data Consent Written informed consent was obtained from the patient for publication of this case report and any accompanying images A copy of the...

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Genetic engineering and surface modification of baculovirus derived vectors for improved gene delivery to the central nervous system

Ngày tải lên : 14/09/2015, 11:28

... UNIVERSITY OF SINGAPORE AND INSTITUTE OF BIOENGINEERING AND NANOTECHNOLOGY July 2006 ACKNOWLEDGMENTS First and foremost, I wish to express my appreciation to my supervisor, Dr Wang Shu, Associate Professor, ... Professor, Department of Biological Science, National University of Singapore; Group Leader, Institute of Bioengineering and Nanotechnology, for his continuous support and patient guidance And to my co-supervisors, ... form of PEI has yielded significantly greater success in terms of cell transfection, and is therefore the standard form of PEI for gene delivery Highly branched polymers such as the 25 kDa and...

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Báo cáo y học: "HLA-DR regulation and the influence of GM-CSF on transcription, surface expression and shedding

Ngày tải lên : 03/11/2012, 09:57

... 0) and on days 3, 7, and 14 for PCR studies and days 0, 1, and for measurement of soluble HLA-DR Blood (7.5 ml) was collected in preservative free heparin (final concentration of 100 iu/ml) and ... percentage of cells expressing HLADR on monocytes and the density of HLA-DR was measured Immuno-fluorescent microscopy of HLA-DR in PBMC Cytospins of PBMC obtained from healthy controls and septic ... were cultured with GM-CSF at concentrations of 1ng/ml and 10ng/ml At time points 4, 6, and hours, cells were evaluated for surface expression of HLA-DR and HLA-DR mRNA production Control samples...

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GENOTYPING OF CLOSTRIDIUM PERFRINGENS ISOLATED FROM CATTLE AND PIGS WITH DIARRHEA IN HANOI AND SURROUNDING AREAS, VIETNAM

Ngày tải lên : 29/08/2013, 08:14

... objective of this study was epidemiological survey of prevalence and molecular typing of C perfringens isolates associated with diarrhea in cattle and pigs in Hanoi and surrounding areas The ... lecithinase; and a positive reverse CAMP test RESULTS AND DISCUSSION result Also, H2S production properties of 3.1 Prevalence of C perfringens isolates from cattle and pigs with and without Prevalence of ... Genotyping of Clostridium perfringens isolated from cattle and pigs with diarrhea in Hanoi and surrounding areas, Vietnam 3.2 Genotyping of C perfringens the toxicity of C perfringens isolates and the...

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Comparision between background concentration of arsenic in urban and non urban areas of florida

Ngày tải lên : 15/03/2014, 23:22

... between concentrations of arsenic and concentrations of Al and Fe in surface soils of Poland He concluded that levels of most elements were mainly controlled by the minerals (Fe and Al oxides) present ... (residential areas, commercial areas, public parks and public buildings) The change in depth was instituted after the revision of the sampling protocol and depths of 0–10, 10–30 and 30–60 cm ... (ns240), and non-urban areas (ns448) in Florida centrations in non-urban areas surrounding the two cities and land-use categories analyzed within the two urban areas The distributions of arsenic...

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Structures and electronic properties of si nanowires grown along the [1 1 0] direction role of surface reconstruction

Ngày tải lên : 16/03/2014, 15:37

... The density of isosurfaces is 1.5 Â 10À3 e/Å3 The wave functions of p- and p*-like bands on Si(1 1)-(2 Â 1) surfaces are also shown on the inset of (a) and (b), respectively p*-like bands on {1 ... Si(1 1) surfaces, the validity of surface separation has been checked by using slab geometry with 7–12 Å thick vacuum region We found that the surface energy and positions of surface atoms of Si(1 ... in terms of the projection of energy band in bulk Si and conﬁnement effect: the conﬁnement decreases the energy of HO states and increases the energy of the LU states, but the magnitude of the...

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Báo cáo khoa học: N-Terminal segment of potato virus X coat protein subunits is glycosylated and mediates formation of a bound water shell on the virion surface docx

Ngày tải lên : 23/03/2014, 13:20

... strains and the ST mutant of UK3 PVX elucidate the role of the PVX CP N-terminal region in determining the physicochemical properties of the virion surface, preservation of the virion integrity, and ... intact wild-type and ST mutant CPs can Fig Analysis of wild-type (UK3) PVX and ST mutant preparations by SDS/PAGE (8–20% gels) Lanes and 2, UK3 PVX; lanes and 4, ST mutant; lanes and 3, CPs from ... performed MALDI MS analysis of all ﬁve peaks eluted at the beginning of the chromatogram (peaks 1*, 2*, 3*, and in Fig 5A) For peaks and 2, molecular masses of 2025 and 2041 Da were obtained as...

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Báo cáo khoa học: "Correlating Human and Automatic Evaluation of a German Surface Realiser" doc

Ngày tải lên : 23/03/2014, 17:20

... evaluation of a surface realisation system (as opposed to a complete generation system), typically the choice of vocabulary is limited and often the task is closer to word reordering Many of the ... Melamed, Ryan Green, and Joseph P Turian 2003 Precision and recall of machine translation In Proceedings of NAACL-03, pages 61–63, NJ, USA Karolina Owczarzak, Josef van Genabith, and Andy Way 2008 Evaluating ... 2006 A study of translation error rate with targeted human annotation In Proceedings of AMTA 2006, pages 223–231 Anja Belz and Ehud Reiter 2006 Comparing automatic and human evaluation of NLG systems...

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Báo cáo khoa học: Characterization of surface n -alkanes and fatty acids of the epiphytic lichen Xanthoria parietina, its photobiont a green alga Trebouxia sp., and its mycobiont, from the Jerusalem hills pot

Ngày tải lên : 23/03/2014, 17:21

... 2003 Alkanes and fatty acids of Xanthoria and symbionts (Eur J Biochem 270) 2123 Fig Gas chromatographic separation on serially capillary coupled columns of n-alkanes and methyl esters of fatty acids ... medicines, and is used in many Asian countries [40] It has also been found as a major efﬂuent component in the paper and pulp industry [41] and is one of the toxic compounds accumulated in ﬁsh and other ... analysis of the hydrocarbons and fatty acids of X parietina, its photobiont and mycobiont collected from four different locations indicated the presence of 27 n-alkanes and six major fatty acids...

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Báo cáo khoa học: Role of the surface charges D72 and K8 in the function and structural stability of the cytochrome c6 from Nostoc sp. PCC 7119 potx

Ngày tải lên : 30/03/2014, 20:20

... residues K8 and D72 are located near the crossing region of the helices, and the Nx atom of K8 is found ˚ at a distance of 6.2 A from the nearest side-chain oxygen of D72 Taking the functionally and ... effect of urea and the structure of their transition state shifted more strongly towards the native conformation under the inﬂuence of destabilization of the latter Surface charge mutants of cytochrome ... electrostatic interactions of the side-chain of D72 that contribute to the stability of cyt c6 are at least partially local, and that the adverse effects of the mutations D72K and D72N cannot be entirely...

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roman louban - image processing of edge and surface defects

Ngày tải lên : 05/06/2014, 12:05

... corresponding parts of the histogram (background and surface) from one another (Fig 2.3) The methods for the determination of this separation value of the surface brightness Isurf and of the background ... compared with a standard object In order to so, standard parameters of a straight line (standard ascent and standard shifting), a circle (standard radius), or an ellipse (standard semi-axis) ... on a surface Often, the surface to be inspected is inhomogeneous and of high contrast Brightness ﬂuctuations on the surface are common Still, all defects need to be detected irrespective of other...

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báo cáo sinh học:" Postoperative outcome of caesarean sections and other major emergency obstetric surgery by clinical officers and medical officers in Malawi" docx

Ngày tải lên : 18/06/2014, 17:20

... A lot of staff time has also been lost through prolonged periods of illness, funeral attendance and caring for sick relatives [3,5] The migration of health professionals, notably doctors and nurses, ... indication for surgery, preoperative condition, designation of surgeon and type of surgery We also assessed the competence of the two types of professionals that were the performing surgeons, by noting ... category of surgeon Total Alive and well Alive and unwell Stillbirth Early neonatal death No information Total The profile of patients operated on by COs was found to be comparable to that of patients...

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báo cáo sinh học:" Key factors leading to reduced recruitment and retention of health professionals in remote areas of Ghana: a qualitative study and proposed policy solutions" doc

Ngày tải lên : 18/06/2014, 17:20

... coding and analysis of data, and assumed responsibility for drafting and editing the manuscript KA contributed to the design and execution of the study, and the coding and interpretation of data ... maybe I will sit back and then a few things, but of late the internet [has been] fluctuating, so learning has been off and on.” (UW) In larger towns of BA and in the capital of UW doctors mentioned ... However, regional leaders often had a better appreciation of political levers and the range of feasible incentives, and they more readily debated the pros and cons of various policy options,...

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báo cáo hóa học: " Interleukin-1alpha expression precedes IL-1beta after ischemic brain injury and is localised to areas of focal neuronal loss and penumbral tissues" pdf

Ngày tải lên : 19/06/2014, 22:20

... injury and is localised to areas of focal neuronal loss and penumbral tissues Nadia M Luheshi1, Krisztina J Kovács2, Gloria Lopez-Castejon1, David Brough1#* and Adam Denes1,2#* Faculty of Life ... distribution of IL-1α in injured areas is not uniform suggesting that it is regulated Conclusions The early expression of IL-1α in areas of focal neuronal injury suggests that it is the major form of IL-1 ... these sections and were processed and analysed with Image J (http://rsb.info.nih.gov/ij) Regions of interest for quantification of mean fluorescence intensities (MFIs) in whole microglia and microglial...

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Báo cáo hóa học: " The role of single N-glycans in proteolytic processing and cell surface transport of the Lassa virus glycoprotein GP-C" ppt

Ngày tải lên : 20/06/2014, 01:20

... of GP-2, only GP-C of the mutants S392A and S397A are further cleaved into GP-1 and GP-2 similar to fully glycosylated wild-type GP-C (Fig 2B, lanes and 5, lower panel), whereas no cleavage of ... (AMAS) and used for repeated immunization of rabbits as described before [7] The obtained antiserum Rb-α-GP2 was tested by peptide standard ELISA [18] and used for immunoblot analyses Mutation and ... 5, and 8, lower panel) In contrast, the lack of N-glycan attachment of the GP-1 mutants T81A, S91A, S101A and S121A abolished the proteolytical processing by SKI-1/S1P (Fig 2A, lanes 2–4 and...

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