... reduced (dithionite) enzymes were observed Enzyme assay for sulfhydryl oxidase activity Erv1 protein of the full-length and short form and from the respective cysteine mutants were adjusted to ... mutants C30S, C159S and C176S displayed a residual activity that allows survival, whereas the mutants C33S, C130S and C133S had no complementation activity To investigate the in vitro activity of the ... C30 and C33 are involved in dimer formation Erv1p is isolated as a homodimer from yeast cells [15] The dimeric form is probably important for function SDS/ Fig Sulfhydryl oxidase in vitro activity...
Ngày tải lên: 17/03/2014, 10:20
... 2008 www.na.fs.fed.us Northeastern Area State and Private Forestry A Marketing Guide for Small and Medium Sized Primary Forest Products Processors The information contained herein contained creates ... thoughts and ideas Each question, once considered and answered, will eventually facilitate your process of forming a marketing plan A Marketing Guide for Small and Medium Sized Primary Forest ... product for consistent thickness and color enables you to better satisfy your customers’ desires for quality II Fundamentals of Marketing A Marketing Guide for Small and Medium Sized Primary Forest...
Ngày tải lên: 18/02/2014, 22:20
Báo cáo khoa học: Hyperthermophilic enzymes ) stability, activity and implementation strategies for high temperature applications pot
... food and drug biosynthesis applications; (g) enzyme immobilization may increase heat stability and therefore, improve biocatalyst performance; and (h) protein engineering by rational design and ... significant increase in residual activity: ADH-only and ADH-chaperone yielded residual activities of 15% and 78%, respectively, after days [81] 4050 Crucial for the development and optimization of hightemperature ... design a platform that works for any given enzymatic system and to find remedies to treat decreased activities of adsorbed enzymes The delicate balance between thermostability and thermoactivity must...
Ngày tải lên: 07/03/2014, 05:20
Báo cáo khoa học: The Vps4 C-terminal helix is a critical determinant for assembly and ATPase activity and has elements conserved in other members of the meiotic clade of AAA ATPases pdf
... C-terminal helix is critical for Vps4p oligomerization and ATPase activity in vitro, and for endosomal function in vivo, but is dispensable for interaction with ESCRT-III and recruitment to endosomes ... sequence is important for full ATPase activity in vitro, for Vps4p homotypic interaction and for the ability of the Vps4p–E233Q dominant-negative mutant to engage with and inhibit wild-type Vps4p ... the C-terminal helix and Vps4p–E233Q, which has a mutation in the ATP hydrolysis site This demonstrates that the requirement for the conserved RDF sequence for assembly and activity can be overcome...
Ngày tải lên: 07/03/2014, 05:20
Báo cáo khoa học: Amino acids at the N- and C-termini of human glutamate carboxypeptidase II are required for enzymatic activity and proper folding pptx
... denaturing SDS buffer and loaded onto a single lane Activity levels are indicated as follows: (+), measurable NAAG-hydrolyzing activity; (+/–), extremely low activity; (–), no activity; ND, not determined ... buffer and 10 lL of the mixture was loaded onto a single lane Activity levels are indicated as follows: (+), measurable NAAG-hydrolyzing activity; (+/–), extremely low activity; (–), no activity; ... therefore indispensable for GCPII enzymatic activity, as the removal of as few as 15 amino acids from the C-terminus completely abolished NAAG-hydrolyzing activity (the 44/736 variant), and the...
Ngày tải lên: 07/03/2014, 15:20
Báo cáo khoa học: Quantitative modeling of triacylglycerol homeostasis in yeast – metabolic requirement for lipolysis to promote membrane lipid synthesis and cellular growth potx
... simulations and experimental data for cell density (dotted line and open squares, respectively), glucose concentration (broken line and open circles) and ethanol concentration (full line and filled ... PC and PE by this route, which might be favored because of its lower energy demand The additional possibility for PE and PC synthesis further stimulated TAG mobilization to satisfy the demand for ... dilution and measured data remains fairly constant throughout the following h Figure clearly shows that the lipolytic activity peaks before the cells enter exponential growth and continues for several...
Ngày tải lên: 16/03/2014, 04:20
Báo cáo khoa học: Mutational analyses of human eIF5A-1 – identification of amino acid residues critical for eIF5A activity and hypusine modification doc
... contribute to its activity; (b) how stringent the sequence requirement is for eIF5A as 46 V S P Cano et al substrate for DHS and DOHH; (c) what the global structural requirements of eIF5A are for its biological ... reveals distinct sequence requirements for their growth-supporting activity and as substrates for DHS and DOHH Judging from the fact that all but the Lys50 mutants are substrates for DHS (albeit at ... domain b-sheet core structures are required for eIF5A activity, and underscore the importance of the conserved hypusine site loop for its biological activity, probably as a focal point in its...
Ngày tải lên: 16/03/2014, 06:20
Báo cáo khoa học: Characterization of recombinant forms of the yeast Gas1 protein and identification of residues essential for glucanosyltransferase activity and folding pot
... (C370–C462) and a serine-rich region in which 28 serines are clustered in a region between residues S485 and S525 (Fig 1A) The serine-rich region is a target for O-glycosylation and is dispensable for activity ... both glutamic acid residues are essential for the two-step activity (Fig 6B,C) In addition, the sGas1482-H protein was analyzed for activity before and after removal of the N-linked chains by ... labelled for with [35S]methionine and chased for the indicated times before being processed for immunoprecipitation with anti-Gas1p IgG 3644 C Carotti et al (Eur J Biochem 271) transformed with...
Ngày tải lên: 16/03/2014, 18:20
Attitudes, barriers and facilitators for health promotion in the elderly in primary care doc
... responsibility for leisure activities and social contacts of elderly patients could be helpful in preventing, for example, social isolation and unburden the GP from this challenge However, for the GPs’ ... was funded by cooperation between 12 cantons in Switzerland, the organisation “Health Promotion Switzerland” and the “Information Board for Accident Prevention” The sponsor did not have any influence ... Original article Swiss Med Wkly 2012;142:w13606 with acute problems and diseases, and I have absolutely no time for prevention and health promotion.” (1/131, GP6, m, 56 y)] Acute problems dominated...
Ngày tải lên: 22/03/2014, 14:20
Báo cáo khoa học: Differential expression of liver and kidney proteins in a mouse model for primary hyperoxaluria type I pdf
... changes in primary hyperoxaluria 4769 Proteome changes in primary hyperoxaluria ´ J R Hernandez-Fernaud and E Salido Fig Metabolic kidney (A) and liver (B) enzymes upregulated (+) and downregulated ... peroxisomal (P) and cytosolic (C) fractions C C C C C C C C ML P P C ML ML Fraction ´ J R Hernandez-Fernaud and E Salido Proteome changes in primary hyperoxaluria 4771 ´ J R Hernandez-Fernaud and E Salido ... peroxisomal (FP) and cytosolic (FC) fractions Densitometry of western blot bands was performed and units of selected proteins were calculated A representative western blot band for each protein...
Ngày tải lên: 23/03/2014, 03:20
Báo cáo khoa học: NovelN,N¢-diacyl-1,3-diaminopropyl-2-carbamoyl bivalent cationic lipids for gene delivery – synthesis,in vitro transfection activity, and physicochemical characterization docx
... chloroform and loaded onto a silica gel column (26 ã 2.8 cm) The column was eluted sequentially with 100 mL chloroform, and 1, 3, 5, 7, 8, 9, 10, 12 (300 mL) and 15% methanol chloroform The 10% and ... 49 mNặm)1 and 39 A2 At 37 C, the two-dimensional transition was absent and only a liquid-expanded state was evident For all derivatives, molecular dimensions increased and compression forces decreased ... carriers in our laboratory and the structureactivity data collected for the various series contribute to the long-term goals of understanding the mechanism of lipofection, and the rational design...
Ngày tải lên: 23/03/2014, 07:20
Báo cáo khoa học: Increased amylosucrase activity and specificity, and identification of regions important for activity, specificity and stability through molecular evolution doc
... Reactions were performed at combinations of temperature and incubation time that resulted in only slight product formation for the wild-type Incubations at 30 °C for h or 37 °C for h were used ... glucose formation reflects the hydrolysing activity, because it can only be formed when water is used as acceptor The fructose formation reflects the total consumption of sucrose, and thus the total activity ... measuring the standard activity at different temperatures Standard activity is determined by incubating the enzyme with sucrose and glycogen at final concentrations of 146 mm and 0.1 gÆL)1, respectively...
Ngày tải lên: 23/03/2014, 11:20
Báo cáo khóa học: Modified colorimetric assay for uricase activity and a screen for mutant Bacillus subtilis uricase genes following StEP mutagenesis pptx
... library for activity Two mutants, designated B4 and B8, had uricase activity Analyzing the motif sequence of mutant uricase Two active variants (B4 and B8) were analyzed by sequence analysis and ... treated at 60 °C for h for cell lysis and release of the protein Following the addition of substrate, the plate was incubated for 10 at 37 °C, a bright purple color was observed and absorbance ... analyses of DNA sequence data and the deduction of amino acid sequences were performed at the Fig Flow chart for the detection of uricase activity by the conventional method and the modified colorimetric...
Ngày tải lên: 23/03/2014, 12:20
Báo cáo Y học: Barley a-amylase Met53 situated at the high-affinity subsite )2 belongs to a substrate binding motif in the bfia loop 2 of the catalytic (b/a)8-barrel and is critical for activity and substrate specificity pot
... towards starch and maltodextrin, and Ala and Asp both retained activity on starch but highly decreased activity for amylose DP17 and a maltoheptaoside In comparison Leu, Phe, and Tyr replacement ... 3% and Ê 1% for Met53Tyr and Met53Ala AMY1, respectively It is noted that action patterns at mM and 10 mM PNPG6 were not completely identical (Tables and 4; Fig 4), for example 59% PNPG5 was formed ... for amylose DP17, and this mutant probably also had highly increased Km for Cl-PNPG7 as suggested by the high Km determined for Met53Asp and the failure to determine kcat and Km for Met53Glu/Ala...
Ngày tải lên: 31/03/2014, 08:20
PARKINSON’S DISEASE: National clinical guideline for diagnosis and management in primary and secondary care ppt
... programme Citation for this document National Collaborating Centre for Chronic Conditions Parkinson’s disease: national clinical guideline for diagnosis and management in primary and secondary care ... Autonomic disturbances and pain may later ensue, and the condition progresses to cause significant disability and handicap with impaired quality of life for the affected person Family and carers may ... standard NICE methodology and is therefore based on a thorough search for best evidence Because of the unique problems of Parkinson’s disease, converting this evidence into recommendations for...
Ngày tải lên: 31/03/2014, 13:20
Báo cáo khoa học: "Treatment results for hypopharyngeal cancer by different treatment strategies and its secondary primary- an experience in Taiwan" pptx
... chemotherapy and radiotherapy The five-year overall survival rate and DSS rate were 20.5% and 29.2% for the CT/RT group and 43.1% and 53% for the CCRT group, respectively (p = 0.200 for overall ... rate and p = 0.397 for DSS) Besides, when confine the patients into stage III and IV, there is no significant difference between OPIT group and radical surgery group in overall survival rates and ... control and good performance status, and to patients with supportive care but with poor performance status However, none of these patients survived longer than three years The median survival time for...
Ngày tải lên: 09/08/2014, 09:20
Báo cáo khoa học: "Volumetric intensity-modulated Arc (RapidArc) therapy for primary hepatocellular carcinoma: comparison with intensity-modulated radiotherapy and 3-D conformal radiotherapy" pot
... kidneys, and spinal cord were not exceeded [11] Six-or 10-MV photon beams were used, depending on the tumor location, and the same energy was used for each patient and for all three methods For each ... MU/min and 461 MU/min The typical dose distributions and dosevolume histograms (DVH) for PTV and OARs are shown in Figure and 2, respectively In Figure 1C, RapidArc achieved better conformality ... normal liver was greater for RapidArc than for 3DCRT or IMRT, and the high-dose distribution was greater for 3DCRT than for IMRT or RapidArc Table summarizes the results for the investigated DVH-parameters,...
Ngày tải lên: 09/08/2014, 09:20
Báo cáo y học: "Contribution for new genetic markers of rheumatoid arthritis activity and severity: sequencing of the tumor necrosis factor-alpha gene promoter" docx
... -308, -857, and -863 positions, and systemic manifestations, functional status, radiological damage, work disability, and joint surgeries and between haplotypes and radiological damage for those ... patients and coordinated and trained others to perform the same observations, coordinated and trained observers for the use of the SvdH method, participated in the statistical analysis, and coordinated ... TNF-α gene, between nucleotides -1,318 and +49, of 554 patients with RA from 11 Portuguese rheumatology centers serving the mainland and Azores and Madeira Islands An association was found between...
Ngày tải lên: 09/08/2014, 10:20
Báo cáo y học: " Factors that may mediate the relationship between physical activity and the risk for developing knee osteoarthritis" pot
... men and 583 women [13] also identified sex-specific differences in physical activity and risk for hip and/ or knee OA Specifically, men exhibited a reduced risk for hip or knee OA if they performed ... (BMI), knee injury and/ or knee alignment on the relationship between physical activity and risk for developing radiological, symptomatic and physician diagnosed OA Results Our Medline and EMBASE searches ... physical activity and risk for self-reported, physician diagnosed knee OA Similarly, Felson and coworkers [11] also identified no increased risk for radiographic knee OA in middle-aged and elderly...
Ngày tải lên: 09/08/2014, 10:22
Báo cáo y học: " Relationship between body adiposity measures and risk of primary knee and hip replacement for osteoarthritis: a prospective cohort study" doc
... hip and knee replacement surgery in Australia It contains detailed information on the prostheses and surgical technique used and on the clinical situation that was used in for both primary and ... steadily aging and obesity rates are increasing Chronic diseases related to aging and obesity, such as OA, will therefore probably become more prevalent and will in turn increase the demand for definitive ... January 2001, and ended at date of first primary joint replacement for OA or date of censoring Subjects were censored at either the date of first primary joint replacement performed for indications...
Ngày tải lên: 09/08/2014, 13:22