Ngày tải lên: 11/08/2014, 11:21
... structure of the enzyme resulted in restor- ation of the energy of activation to the levels of the native enzyme and in an increased stability compared to the mutant G261A. It seems therefore, that the ... exhibits an E a almost the same as in the case ofthenativeenzyme(Table1). Thermal inactivation of mutant and wild-type enzymes In order to investigate the effects of mutations on the stability of psychrophilic ... investigate the functional importance of the Gly pair, located in the vicinity of the active site of the cold adapted enzyme and to study its potential role in the establishment of its psychrophilic character. This...
Ngày tải lên: 22/02/2014, 04:20
Managing diffuse water pollution in South East Queensland: An analysis of the role of the Healthy Waterways Partnership docx
... Action Plan: The purpose of this plan is to ensure the protection of areas significant to the health of waterways and related ecological values. The purpose of this plan falls directly under the ... on the research side of the project, in terms of identifying the key Managing diffuse water pollution in SEQ: an analysis of the role of the Healthy Waterways Partnership – Cottingham, Franz ... perception of the relative severities of these environmental issues, political priorities and funding availability. Managing diffuse water pollution in SEQ: an analysis of the role of the Healthy...
Ngày tải lên: 06/03/2014, 15:21
Báo cáo khoa học: "The Role of Information Retrieval in Answering Complex Questions" ppt
... since answer types are diffi- cult to anticipate. For factoids, there exists a sig- nificant amount of work on question analysis the results of which include important query terms and the expected answer ... (Hirschman and Gaizauskas, 2001). Due to the reliance of QA systems on IR tech- nology, the relationship between them is an im- portant area of study. For example, how sensi- tive is answer extraction ... they were the focus of a small pilot study within the AQUAINT program, which resulted in an understanding of a “relationship” as the ability for one object to in- fluence another. Objects in these...
Ngày tải lên: 08/03/2014, 02:21
Role of an electrolyte and substrate on the stability of porous silicon
... printed on the wafer and dried at 250 1C. The wafer was then heated to 750 1C for 2 min in an IR furnace. PS was formed by the standard anodization process using Si as the anode and Pt as the counter ... to the formation of a stable surface and improved luminescent properties [8]. Embedding the nanocrystalline silicon particles in an optically transparent med- ium is another way of isolating the ... PL, SEM and FTIR studies. It seems that the improved luminescent properties of our PS films is more an artifact of the substrate (textured one) rather than that of the electrolyte alone. On the textured...
Ngày tải lên: 16/03/2014, 15:19
Security Risk Management: Building an Information Security Risk Management Program from the Ground Up doc
... understand how a robust risk model can become the cornerstone of a mature information security program. The sophistication of the threat landscape and ever increasing complexities of the legal and ... they are consultants hired to help guide the business. The majority of their time shou ld be spent interpreting security policies and standards, and helping the organization 16 CHAPTER 1 The Security ... Threat assessments and modeling will be discussed in greater detail in Chapter 5. THE DEATH OF INFORMATION SECURITY The organization and the structure of security teams are changing drastically. There isn’t...
Ngày tải lên: 23/03/2014, 03:20
Báo cáo khoa học: The role of residues R97 and Y331 in modulating the pH optimum of an insect b-glycosidase of family 1 pdf
... constant of the active site, the deletion of the hydrogen bond between R97 and E399 is probably a major cause of the shift in the pK a of E399. Therefore, R97 facilitates the ionization of the catalytic ... As the pK a values of the catalytic residues determine the pH optima, the ionization constants (pK a )ofthecatalytic glutamates (E187 and E399) in the ES complex and in the free enzyme (E) of ... Y299 and E374). 4872 S. R. Marana et al. (Eur. J. Biochem. 270) Ó FEBS 2003 The role of residues R97 and Y331 in modulating the pH optimum of an insect b-glycosidase of family 1 Sandro R. Marana,...
Ngày tải lên: 23/03/2014, 15:21
The Role Of The United States Postal Service In Public Safety And Security doc
... part of mandatory training. Man- agers and supervisors also deliver monthly mandatory talks to USPS employees nationally that focus on the use of SLAP guidance and the 60 The Role of the United ... mail. Summary Currently, the USPS and IS are doing much in the area of training focused on enhancing public safety and security. Given the range and types of incidents and threats to mail security, their training ... Safety and Security Training. USPS training is aimed at detecting and preventing mail crime, ensuring the security of the mail, and maintaining public safety. e safety and security of the mail...
Ngày tải lên: 30/03/2014, 13:20
Báo cáo khoa học: "the Role of Non-Timber Forest Products (NTFPs) in Livelihood Strategies and Household Economies in a Remote Upland Village in the Upper Ca River Basin, Nghe An, Vietnam" pdf
... From these results, we can see the livelihood strategies pursued within the village, the trend of household economic development, and the roles of NTFPs in the livelihood strategies and the ... cows and buffaloes are mainly free-range fed, and are walked to the market, the cost of raising them and transporting them to market is relatively low. Chickens and pigs often die because of ... clusters and the indicators, we determined the livelihood strategies pursued by households. From the results of the livelihood strategy analysis, we analyzed the role of NTFPs in the strategies and...
Ngày tải lên: 06/08/2014, 19:20
Báo cáo y học: "Chronic whiplash and central sensitization; an evaluation of the role of a myofascial trigger points in pain modulation" docx
... three sites as the symptomatic subjects prior to an injection of 6 cc of1 % lidocaine in the left thigh, and then re-evaluated for PPT within 1 minute of the injection. The purpose of the control ... trials help bolster the validity of the conclusions presented here. It is important to note that the success of the injections may largely depend upon the skill and expe- rience of the operator [11]. It ... data analysis, writ- ing and editing of manuscript. AN: Research design, study execution, writing and editing of manuscript. CC: Research design, editing of manuscript. All authors read and approved...
Ngày tải lên: 10/08/2014, 10:20
báo cáo khoa học: " Safe storage of methadone in the home - an audit of the effectiveness of safety information giving" ppt
Ngày tải lên: 11/08/2014, 20:20
Báo cáo y học: " The role of leptin in the respiratory system: an overview" pdf
Ngày tải lên: 12/08/2014, 11:23
lee, mucklow and ready-spreads, depths, and the impact of earnings information - an intraday analysis
Ngày tải lên: 31/10/2014, 18:45