... values; and peptides that bind IN, but have no effect on its activity Structural analysis of their interaction sites within IN provided insights into their mechanism of action Results and Discussion ... processing step (not shown) The effect of peptides on the strand-transfer reaction When the effects of the various peptides on the strandtransfer step of the IN enzymatic reaction were studied, essentially ... its DNA substrate Our structural studies support the view that this may result from either shifting of the oligomeric state of IN, as was suggested previously [52,54,55,57], masking of the IN...
Ngày tải lên: 22/03/2014, 16:21
... operon in Staphylococcus aureus and Staphylococcus xylosus leads to enhanced susceptibility of cells to positively charged antimicrobial peptides In case of Staphylococcus aureus, it was shown that ... Bacillus subtilis and its closest relatives: from genes to cells ASM Press 37 Heaton MP & Neuhaus FC (1992) Biosynthesis of d-alanyl-lipoteichoic acid: cloning, nucleotide sequence, and expression of ... partner of DltA Nevertheless, it was shown for Lactobacillus rhamnosus that the holo-ACP of fatty acid synthase is also modified by DltA [9] To assay this finding, the concentration of d-Ala was kept...
Ngày tải lên: 30/03/2014, 16:20
báo cáo hóa học:" When masculinity interferes with women’s treatment of HIV infection: a qualitative study about adherence to antiretroviral therapy in Zimbabwe" pdf
... men s fear of HIV and AIDS, rooted in hegemonic notions of masculinity, can prevent their wives from adhering successfully to ART Discussion Through our discussion of social constructions of masculinity, ... study draws on the perspectives of active ARV users and nurses, focusing on their understandings and retrospective experiences of factors shaping their access and adherence to ART ARV users were ... discussed in our Results section These basic themes were further clustered into three more inclusive “organising themes”, which serve as the sub-headings for our findings, which follow Results...
Ngày tải lên: 20/06/2014, 08:20
Báo cáo khoa học: "Anti-viral properties and mode of action of standardized Echinacea purpurea extract against highly pathogenic avian Influenza virus (H5N1, H7N7) and swine-origin H1N1 (S-OIV)" docx
... Following the assays, these supernatants were used to infect another set of cultures under the same conditions as described above This process of sequential infection with supernatants was repeated ... and re-assortant strains, some of which acquire the ability to cross species barriers and become pathogenic in their new hosts [1] Prospects for the emergence of pandemic strains of swine and ... immunofluorescence stance that unspecifically blocks virus activity The possibility of emergence of EF-resistant virus was evaluated by comparing relative H5N1 virus yields in the presence and absence...
Ngày tải lên: 12/08/2014, 04:20
Báo cáo y học: "Extracorporeal life support for status asthmaticus: the breath of life that’s often forgotten" potx
... consistent, positive outcomes over time with use of this therapy SSA is a self-limited, reversible disease process, which - if treated aggressively at the onset - does not have to be fatal It is ... Children s Healthcare of Atlanta at Egleston successfully demonstrates the use of ECLS as an adjunctive strategy for managing SSA The work there is both important and relevant, because it illustrates ... found small numbers of patients, but it is unknown whether this reflects the small numbers of patients who develop refractory status asthmaticus or just the fact that ECMO is rarely considered,...
Ngày tải lên: 13/08/2014, 16:20
On Euler’s Discretization of Sliding Mode Control Systems with Relative Degree Restriction
... possible Hence, there exists p > such that sp = s0 Now, we show that s1 = s0 implies that s2 = s1 From (11) and the assumptions it follows that s2 = sgn(g(x(2) )) = sgn(g(x(0) ) − αh (s0 ... high-order SMC systems [12], where certain commonalities are observed Euler s Discretization of Single-Input ECB-SMC Systems 2.1 The Single-Input ECB-SMC Systems Without loss of generality, consider ... It is always possible to shift the samples in such a way that this assumption is valid With this assumption the system behavior is described by: x(k+1) = (I + hAc )x(k) + (−1)k αhb (12) The second...
Ngày tải lên: 01/07/2015, 10:07
The use of reading strategies when reading ESP by 4th-year English-majored students at the People’s Security Academy
... some suggestions were raised in the thesis Scope of the study The present study investigated “the use of reading strategies when reading ESP by 4thyear English-majored students at the People s Security ... teachers and the students Reading is regarded as an important skill to the students because these students need to read a lot of English books and documents to support their professional studies Having ... on their use of reading strategies Based on the findings, I worked out some solutions to improve PSA students' reading proficiency Aim of the study The major purpose of this study is to identify...
Ngày tải lên: 04/08/2015, 09:41
the use of reading strategies when reading esp by 4th year english majored students at the people s security academy
... proposed to describe this process The next section is going to present these models of reading and discuss their strengths and weaknesses 1.2.2 Models of reading Up to now, attempts to describe ... (1981) proposes a classification scheme that subsumes learning strategies under two primary groupings and a number of subgroups Rubin 's first primary category, consisting of strategies that directly ... some suggestions were raised in the thesis Scope of the study The present study investigated “the use of reading strategies when reading ESP by 4th-year English-majored students at the People s Security...
Ngày tải lên: 25/12/2015, 17:17
Anne's House of Dreams
... when he wants to be witty, calls `modern inconveniences.' I should like to have it kept always just as it was in the dear old years That 's foolish and sentimental and impossible So I shall immediately ... ever.' It sounds quite romantic to be `slender,' but `skinny' has a very different tang." "Mrs Harmon has been talking about your trousseau She admits it 's as nice as Jane 's, although she says Jane ... happy that she almost felt frightened The gods, so says the old superstition, not like to behold too happy mortals It is certain, at least, that some human beings not Two of that ilk descended...
Ngày tải lên: 06/11/2012, 16:13
UNIVERSITY TEACHER’S CONCEPTUALIZATION OF TASK-BASED TEACHING: A CASE study IN taybac university
... as task content He cited three principal designs for focused tasks: comprehension tasks, consciousness-raising tasks, and structure-based production tasks Elsewhere (Ellis, 2003a) presents a sequence ... unconscious learning occurs through threaded discussions and cooperation when they accomplish tasks Educators must be responsive to today s learners This study illuminates the expanded possibilities ... teachers: selector/sequencer of tasks, preparer of learners for task, pre-task consciousness raiser about form, guide, nurturer, strategy-instructor, and provider of assistance Cultural and linguistic...
Ngày tải lên: 07/11/2012, 15:01
Evaluation of the Characteristics of Microorganisms that Contribute to Denitrification in the Paddy Drainage Treatment Apparatus by Quinone Composition Measurement
... composition used in quinone profiling can achieve a qualitative evaluation of the biomass and biological community structure in one analysis In this study, quinone compositions of microorganisms ... representation of the PCA analysis of DNR The X-axis is the first principal component (PC1) and Y-axis is the second principal component (PC2) The diameters of the circles indicate DNRs The plots ... tendencies The quinone analysis is based on only chemical analysis and does not require any biological and biochemical knowledge or skills Thus, the quinone profiling has high affinity with analysts...
Ngày tải lên: 05/09/2013, 10:15
Experimental study of operation performance of a low power thermoelectric cooling dehumidifier
... and its definition and calculations can be seen in the previous studies by Bejan and Cengel [9-10] Results and discussion 3.1 The analysis of the dehumidifying process of the TED Figure shows a ... side of the TED In order to eliminate the effect of contact resistances as possible, a thin layer of silicone grease with silver was covered on the heat-transfer surfaces of the TED An adjustable ... Thermophysics from Tianjin University in 2003 and 1998, respectively At present, he is an associate professor of School of Energy and Environment, Hebei University of Technology His work focus mainly...
Ngày tải lên: 05/09/2013, 16:10
Jini - Sun''s technology of impromptu netwworks
... world that has that same ID The idea is that your service is supposed to remember this ID and pass it as all the other JLUSs that it may register with as time goes by In that way, there is a single ... will be something that implements PrintServiceInterface The second thing we should as part of the Join process is define the set of attributes that our service possesses These could be anything ... variety of embedded applications Also, because of the security restraints and cross platform features of Java, it wasn't possible to access the printer hardware directly as an address in memory, as...
Ngày tải lên: 29/09/2013, 08:20
Jini- Sun''s Technology of Impromptu Networks
... world that has that same ID The idea is that your service is supposed to remember this ID and pass it as all the other JLUSs that it may register with as time goes by In that way, there is a single ... will be something that implements PrintServiceInterface The second thing we should as part of the Join process is define the set of attributes that our service possesses These could be anything ... variety of embedded applications Also, because of the security restraints and cross platform features of Java, it wasn't possible to access the printer hardware directly as an address in memory, as...
Ngày tải lên: 06/10/2013, 14:20
Jini - Sun''s technology of impromptu netwworks
... world that has that same ID The idea is that your service is supposed to remember this ID and pass it as all the other JLUSs that it may register with as time goes by In that way, there is a single ... will be something that implements PrintServiceInterface The second thing we should as part of the Join process is define the set of attributes that our service possesses These could be anything ... variety of embedded applications Also, because of the security restraints and cross platform features of Java, it wasn't possible to access the printer hardware directly as an address in memory, as...
Ngày tải lên: 10/10/2013, 01:20
Who’s Afraid of ID, A Survey of the Intelligent Design Movement
... this response makes a number of doubtful assumptions First, it assumes that all proponents of ID are religious believers, and this is false: some, such as Michael Denton, are agnostics Besides ... its web site,8 ISCID is a cross-disciplinary professional society that investigates complex systems apart from external programmatic constraints like materialism, naturalism, or reductionism ... number of considerations that proponents of ID have used in their critique of Darwinism First, Denton notes that there are limits on the kinds of transformations allowed by a gradual series of small...
Ngày tải lên: 01/11/2013, 08:20
Heroic diversions - Sidney’s Defence of Poetry
... this parodic distancing by suggesting that while Sidney shares Gosson s Protestant emphases on profitable service he resists the anticourtly agenda of middle-class Protestantism, and the assertion ... based on conspicuous leisure and consumption – what Gosson calls “pleasure.”23 Yet as Gosson s pejorative use of the word makes clear, this pleasure also forms a site of social contest, part of ... tensions in Sidney s position as courtier and Protestant activist Although Sidney shares the feudal nostalgia that informs Gosson s poetics and politics, for Gosson this nostalgia also provides...
Ngày tải lên: 01/11/2013, 08:20
Hegel’s Phenomenology of Spirit - post-Kantianism in a newv ein
... philosophy was powerless to undermine Hegel called this a thesis about “consciousness.” If we begin with our consciousness of singular objects present to our senses (“sense-certainty,” an awareness of ... dialectic of self-consciousness, Hegel brings up the ancient philosophies of stoicism and skepticism, posing them as responses to the problems encountered in the relationship of mastery and servitude. ... he ranks his desires. If not the purposes of life, what else then secures the normative bindingness of any of those projects or basic maxims? It cannot be simply “reason” itself, since that would...
Ngày tải lên: 01/11/2013, 08:20
Hegel’s analysis of mind and world - the Science of Logic
... substance that necessarily manifests itself to judging agents as a set of causal relationships holding among the various “accidents” of the substance – that is, that skeptical realism and subjective ... and its synthesis of intuitions, conforming as it does to the categories, must be the transcendental synthesis of imagination This synthesis is an action of the understanding on the sensibility; ... really is the way it looks) Indeed, in Hegel s diagnosis, modern post-Cartesian skepticism arises out of taking that “whole” and treating its constituents only as parts, as (in Hegel s sense) independent,...
Ngày tải lên: 01/11/2013, 08:20