... important for explaining wilt In the case of income, youth living in low-income households experience higher levels of wilt (45%) than youth living in either modest-income (35%) or high-income (23%) ... accumulating school savings may have effects apart from financing school Conley (2001) finds that a doubling of net worth results in an 8.3% increase in the probability of attending college Further, ... for their youth Youth savings Youth were asked in 2002 whether they had a savings or bank account in their name If they had an account, they were also asked whether they were saving some of this...
Ngày tải lên: 15/03/2014, 10:20
... role in protein stability [8], and their involvement in interactions with cations offers new perspective in the analysis of the contribution of ions as cofactors in protein folding [38] and in ... suggests that the integrity of the cation binding site formed by Glu53 and Asp287 prevents the population of folding intermediates The single or double substitution of Glu53 and Asp287 by alanine decreases ... those observed for the wild-type, indicating the involvement of Glu53 and Asp287 in the interaction with the cation (Fig 1E,F) The regain of aromatic chirality at 295 nm and in the 260270 nm region...
Ngày tải lên: 30/03/2014, 04:20
Báo cáo khoa học: The role of ADAM10 and ADAM17 in the ectodomain shedding of angiotensin converting enzyme and the amyloid precursor protein ppt
... ADAM10 and TACE are involved in the shedding of APP, neither ADAM is involved in the shedding of ACE Furthermore we show that APMA can distinguish between the shedding of ACE and APP Materials and ... expressing ACE were transfected with the ASOs and then exposed to APMA and the levels of soluble ACE in the medium examined (Fig 5) APMA caused a twofold increase in the shedding of ACE from the ... ADAM10 and TACE play a role in the a-secretase shedding of APP, neither protease was responsible for the shedding of ACE APMA stimulates the shedding of ACE but not APP The effect of the organomercurial...
Ngày tải lên: 30/03/2014, 14:20
báo cáo sinh học:" The role of nurses and midwives in polio eradication and measles control activities: a survey in Sudan and Zambia" pdf
... facility level in Zambia served in the capacity of district managers of health programmes The finding that the nurses in Sudan were less involved in planning of activities (15.2% in polio and in measles) ... measles Roles of nurses and midwives in SIAs for polio and measles The involvement of the nurses and midwives in activities related to polio and measles SIAs is presented in Table In general, the ... midwives in the expanded programme on immunization Study objectives The objectives of this study were to document the roles, functions and contribution of nurses and midwives in the delivery of routine...
Ngày tải lên: 18/06/2014, 17:20
Báo cáo khoa học: "The role of photoperiod and temperature in the induction and the release of dormancy in Pinus sylvestris L. seedlings" potx
... at the start of night prolongation, or 12 wk, an important role in the possibility of the buds to attain a deeper stage of dormancy Only the 12 wk old plants of northern origin had no flushing ... the chilling requirement to break winter dormancy in Scots pine has been stressed (e.g., Wareing, 1951; Vegis, 1965; Sarvas, 1974) In the following,I will use the working definition of dormancy ... (Fig 2) The same was true for the higher temperature 25/15°C compared with 25/5°C Dormancy breaking treatments of and wk had a dramatic influence, hastening the tilushing rate, especially in the...
Ngày tải lên: 09/08/2014, 02:21
Báo cáo y học: "The role of pleiotrophin and β-catenin in fetal lung development" doc
... [66] The binding of PTN with syndecan-3 induces neurite outgrowth of embryonic neurons [67] Heparitinase, which cleaves the heparin sulfate chain and disrupts the binding of PTN, inhibits PTN-induced ... tips It binds to the FGFR2b on the epithelial cells and transmits a signal to induce the initiation of the lung bud [17-22] Recombinant FGF10 alone can induce budding in the lung epithelial explants ... and ciliated epithelial cells in the adult lung [11] HFH-4 induces the expression of βtubulin IV in the pseudoglandular stage, and promotes the differentiation of ciliated epithelial cells Other...
Ngày tải lên: 12/08/2014, 11:22
Báo cáo y học: "The role of ATP and adenosine in the control of hepatic blood flow in the rabbit liver in vivo" pps
... prosthesis inserted into the portal vein and the inferior vena cava of the in vivo rabbit model Figure Diagram of silastic H-shaped prosthesis inserted into the portal vein and the inferior vena cava of ... relating the readings to the wet weight of the liver, determined at the end of each experiment The "buffering capacity" of the HA was expressed in % as: [Increase in HA flow / Decrease in PV ... occlusion of the portal vein for the insertion of the mesocaval shunt and data from these preparations have therefore not been included Group The effect of intra-portal ATP Livers from another group of...
Ngày tải lên: 13/08/2014, 13:20
Tasks in action in Vietnamese EFL high school classrooms- The role of rehearsal and performance in teaching and learning through oral tasks
... in my research for their generous time and trust I sincerely thank the Department of Education and Training, the Head of the school and teaching staff of the school back home in Vietnam for their ... on the role of feedback (see Mackey, 2007, 2012 for recent reviews), again providing evidence in support of the output hypothesis Drawing on the roles of input, interaction, and output, the interaction ... (p.17) In this way, the ZPD is different from the i+1 input in Krashen’s input hypothesis in that the former emphasises the role of the learner as agent, and co-construction while the latter the role...
Ngày tải lên: 03/03/2015, 09:58
The role of cyr61 and LASP1 in growth and metastasis of human hepatocellular carcinoma
... member of the zyxin subfamily of LIM domain proteins), Krp1, vasodilator stimulated phosphoprotein (VASP) and dynamin, and the binding occurs between the C-terminal SH3 domain of Lasp-1 and the ... by p53 In conclusion, this study provides insights into the roles of two interesting genes which are involved in tumor metastasis and growth The data also strengthens the understanding of the effect ... to the cytoskeleton (Partridge and Marcantonio 2006) For instance, the integrin-binding proteins paxillin and talin recruit focal adhesion kinase (FAK) and vinculin to focal contacts (Sastry and...
Ngày tải lên: 13/09/2015, 19:46
Tài liệu Báo cáo khoa học: Role of K22 and R120 in the covalent binding of the antibiotic fosfomycin and the substrate-induced conformational change in UDP-N-acetylglucosamine enol pyruvyl transferase docx
... enthalpies of binding and stoichiometries were determined from the binding isotherm by fitting a : binding model to the data using the software provided by the manufacturer Results Reaction of fosfomycin ... replacement of R120 by lysine reduces the probability of forming the fully closed form of the protein The results obtained with the K22V/R120K double mutant protein point toward a central role of arginine ... chain of K22 participates in fosfomycin binding, thus providing a rationale for the loss of fosfomycin binding to the K22V and K22E mutant proteins However, two other positively charged amino...
Ngày tải lên: 19/02/2014, 13:20
Tài liệu The Role of Public Regional Universities in Community and Economic Development doc
... business and industry; meeting the training and education needs of businesses within 60 mile radius in Northern Allegheny County West Chester University Institute for Education, Excellence, and ... Collaboration with business and government Economic Development Programs and Initiatives Business accelerators and/ or entrepreneurial initiatives Linking teaching and research to business opportunities ... stable supply of knowledge and skills in high need areas Increase the size, diversity of skills and productivity of the labor force Dimensions of Social and Economic Value Regional public institutions...
Ngày tải lên: 21/02/2014, 01:20
The Role of Small and Large Businesses in Economic Development doc
... well They include constraints on the supply of labor and other inputs, upward pressure on wages and rents, congestion of infrastructure, and (if fiscal incentives are provided to the locating ... innovation Small firms are the great innovators in some industries, while large firms are the great innovators in others Moreover, small and large businesses interact in innovative activity The ... growth from the second quarter of 2000 into job classes using beginning size of firm, mean size of firm over the period, and end size of firm If the beginning size of the firm is used to classify...
Ngày tải lên: 06/03/2014, 19:20
Báo cáo khoa học: Role of DptE and DptF in the lipidation reaction of daptomycin ppt
... The motif present in DptF is GLDSV, indicating that this putative ACP domain is one of the few ACPs in which valine replaces isoleucine (I) or leucine (L) in the conserved sequence To determine ... for the subsequent epoxidation of hexanoyl S-ACP [37] Interestingly, in the case of the lipopeptide surfactin, neither an acyl CoASH ligase-like domain nor an ACP could be identified within the ... Assay Fig In vitro phosphopantetheinylation of apo-DptF and apoAcpK Coomassie blue-stained SDS–PAGE gel (left) and in- gel fluorescence (right) of the fluoresceinyl-ACP (+) indicates the reaction...
Ngày tải lên: 07/03/2014, 04:20
Báo cáo khoa học: The role of interface framework residues in determining antibody VH ⁄ VL interaction strength and antigen-binding affinity pptx
... Some single VH domains of anti-protein IgG, including HyHEL-10 and D1.3, were known to retain the specificity and affinity to antigen in itself [7,20] At least for these antibodies, the role of the ... in determining the interdomain interaction strength Results Construction of an FR2 combinatorial library To investigate the possible relationship between antigen-binding affinity and VH ⁄ VL interaction ... OS-fitness of the clone, the ratio of the specific absorbance in the presence of 10 lgÆmL)1 HEL to that in the absence of HEL was taken as an index To analyze the effect of the type of each FR2...
Ngày tải lên: 07/03/2014, 12:20
The Role of Gestures and Facial Cues in Second Language Listening Comprehension pptx
... understand the meaning of the questions in this section Each session took 30 including instructions at the beginning, the listening comprehension task, and completion of the questionnaire The questionnaire ... placement in the IEP was determined on the basis of an in- house placement test of listening, reading, and writing skills (reliability coefficients for the listening and reading sections of this ... 1999), regarding the differences they note between their L1 cultures and the United States in terms of articulatory settings for speech and gesture use.3 Then, the AV-gesture-face and AV-face...
Ngày tải lên: 10/03/2014, 05:20
Báo cáo " THE ROLE OF GIFT RECIPIENT PERCEPTION IN CHANGING BRAND ATTITUDES AND GIVER - RECIPIENT RELATIONSHIP " potx
... sources of mixed feelings Merton and Barber (1976) described the sociological ambivalence as follows: “ the ambivalence is located in the social definition of roles and statuses, not in the feeling-state ... (1973) examined the frequency of all gift-giving occasions in the U.S and found that the most popular occasion is birthday (35 percent) and the second one is Christmas (29 percent) The other occasions ... situational conditions of gift-giving may differ according to characteristics of the gift-giving occasion, whether the presentation of the gift is public, private, or anonymous, and whether the gift is...
Ngày tải lên: 14/03/2014, 14:20
Bringing the Hidden Giants to the Footlight: the Role of Savings and Retail Banks in Increasing the Level of Access to Financial Services docx
... businesses, the traditional target client group of savings banks By capturing and channelling more of the remittances into the financial system and intermediating the flow of the resources, savings ... disbursing of loans and collecting loan repayments Another promising track for savings banks is to invest their savings deposits in microfinance institutions by specialising 18 Microfinance Information ... countries and in Latin America and Asia, the figures also remain well below the average requirement of the banking system The microcredit schemes of savings banks Although savings banks are savings...
Ngày tải lên: 15/03/2014, 10:20
Báo cáo khoa học: "Examining the Role of Linguistic Knowledge Sources in the Automatic Identification and Classification of Reviews" doc
... (particularly the short ones) have all zeroes in them In other words, none of the bigrams from the training set appears in these reviews This suggests that the main problem with the bigram model ... and E Hovy 2004 Determining the sentiment of opinions In Proc of COLING, pages 1367–1373 M Koppel and J Schler 2005 Using neutral examples for learning polarity In Proc of IJCAI (poster) D Lin ... relation is capturing two different situations, one in which the author himself likes the movie, and in the other, the author’s cousin likes the movie The overgeneralization resulting from these “stemmed”...
Ngày tải lên: 17/03/2014, 04:20
A Single-Molecule Perspective on the Role of Solvent Hydrogen Bonds in Protein Folding and Chemical Reactions pptx
... bridging the A’ and G b-strands of the I27 protein during the main unfolding barrier.[39] To further validate this view and gain insight into the role of solvent hydrogen bonds in protein unfolding, ... measure the elongation of b-strands A’ and G for unfolding the I27 protein in D2O The pulling coordinate for the separating b-strands is defined as the distance between the first amino acid of strand ... unfolding of one of the I27 modules in the chain Unfolding then extends the overall length of the protein, relaxing the pulling force to a low value As the slack in the length is removed by further...
Ngày tải lên: 22/03/2014, 18:20
Báo cáo khoa học: Membrane compartments and purinergic signalling: the role of plasma membrane microdomains in the modulation of P2XR-mediated signalling pot
... regions within the bulk of fluid membrane and which are enriched in cholesterol and (glycero-)sphingolipids In addition the fatty acid chains of the phospholipids composing these rigid domains are ... than those in the lipids of the surrounding membrane In fact, this fatty acid composition favors a tighter packing of phospholipids and cholesterol, increasing the rigidity of these domains [32–35] ... implications of this subfamily of receptors in cellular signalling make them attractive therapeutic targets The coupling between stimulation of the P2X receptor and the generation of intracellular...
Ngày tải lên: 30/03/2014, 02:20