enzymatic activities of mycelia in mycorrhizal fungal communities
The process of commercial activities of spain in the latin american colonies (sixteen century early nineteenth century)
Ngày tải lên :
23/06/2016, 11:40
... following key tasks: - Analyzing the premise and historical context of the commercial activities of Spain in the Latin America colonies - Studying the commercial activities of Spain in Latin America ... period in the history of Western Europe In the final years of the sixteenth century, Spain began to show signs of financial exhaustion Two centuries later, Spain mired in costly wars to maintain ... exploiting and using the resources mainly of the following: * Original Documentary: - The letter and report sent Spanish king of the colonial officer in colonial rule; recordings presence of some...
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Tài liệu Báo cáo khoa học: Poly(silicate)-metabolizing silicatein in siliceous spicules and silicasomes of demosponges comprises dual enzymatic activities (silica polymerase and silica esterase) doc
Ngày tải lên :
18/02/2014, 16:20
... in concentric rings (Fig 2B) A closer view of the axial canal in the center of the spicule reveals localization of silicatein in the axial filament as well as within the silica shell surrounding ... concentric ring structures around the spicule (Fig 2H) These silica vesicles often remain as intact entities within the rings ⁄ cylinders, reacting positively to anti-silicatein (Fig 2H) Silicatein comprises ... been determined; the catalytic triad is histidine (His), asparagine (Asn) and serine (Ser) [4,12] In the active center of silicatein, the hydroxyl group of Ser26 and the imidazole of His165 (catalytic...
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Báo cáo y học: "In vitro bactericidal activities of Japanese rice-fluid against Helicobacter pylori strains"
Ngày tải lên :
31/10/2012, 17:03
... raw rice Discussion We investigated the in vitro antimicrobial activities of the three kinds of Rice-fluid against various species of microorganisms including H pylori strains by the timekill-curve ... phenomena were observed against other four strains of E coli, five strains of S aureus, S epidermidis, E faecalis and P aeruginosa, and three strains of K pneumoniae and two strains of K oxytoca, respectively ... bactericidal activities, consisting of three kinds of Rice-fluid derived from the two kinds of raw rice; i e., polished (pH6.32) and unpolished (pH5.98), and the usually cocked rice (pH5.91), and remaining...
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Competitiveness in trading activities of Trading Scientific Technological Materials Co.,Ltd (Tramat Co.,Ltd)
Ngày tải lên :
22/04/2013, 15:35
... complaints related to product quality • Wrong product prevention • Training staff Accounting: • Using effective IT in work • Training staff 2.2 Trading activities of Tramat Co., Ltd 2.2.1 Trading activities ... The engineer team of 22 engineers, including 15 in the North and in the South, specifying in warranty, training and application services for their equipment All of them are trained with specialists ... drivers of cost behavior at the beginning of an analysis ,hence the identification of the value activities tends to require several interactions The initial breakdown of the value chain into activities...
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AN INVESTIGATION INTO TECHNIQUES TO OVERCOME FACTORS AFFECTING THE PARTICIPATION IN CLASSROOM ORAL ACTIVITIES OF THE SECOND YEAR TOURISM STUDENTS AT CSSH
Ngày tải lên :
29/01/2014, 14:35
... roles in classroom activities Teaching methods may play a decisive part in obtaining teaching goals, and in this case, increasing students’ involvement in oral activities Besides teaching methods, ... of attention to English teaching program, which is shown in the large number of modules (44) in the total number of the modules in the training program The English training program consists of ... students’ involvement in oral activities? IV Scope of the study Concerning the scope of the study some of the following things should be taken into consideration First, the subjects of the study...
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Tài liệu Báo cáo khoa học: Suppressed catalytic efficiency of plasmin in the presence of long-chain fatty acids Identification of kinetic parameters from continuous enzymatic assay with Monte Carlo simulation ppt
Ngày tải lên :
18/02/2014, 17:20
... acids in the plasmin molecule, the amidolytic activity of two truncated plasmin variants was examined (Fig 8) Miniplasmin (des-kringle 1-4 plasmin) contains the kringle and the catalytic domain of ... changes of fibrin architecture during fibrin formation and intrinsic fibrinolysis of fibrin-rich clots J Biol Chem 278, 21331–21335 16 Schneider M & Nesheim M (2004) A study of the protection of plasmin ... Comparison of three models for the catalytic action of plasmin in the presence of stearate The p-nitroaniline (P) released in the course of hydrolysis of 40 lM Spectrozyme-PL by 20 nM plasmin in the...
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Báo cáo khoa học: The ATPase activities of sulfonylurea receptor 2A and sulfonylurea receptor 2B are influenced by the C-terminal 42 amino acids doc
Ngày tải lên :
06/03/2014, 11:20
... analysis of purified fusion proteins consisting of maltose-binding protein (MBP) linked at its C-terminus to one of the NBDs of SUR2 (MBP-NBD fusion proteins) Figure 1B,C shows SDS/PAGE analysis of ... equation using a Km of 460 lM, a Vmax of 2.52 nmol PiÆminÆmg)1 and an offset of 0.1 nmol PiÆminÆmg)1 for SUR2A, and a Km of 41 lM, a Vmax of 0.73nmol PiÆminÆmg)1 and an offset of 0.05 nmol PiÆminÆmg)1 ... different activities of NBD2A and NBD2B could result from an inhibitory effect of the C-terminal 42 amino acids of NBD2B or a stimulatory effect of the equivalent amino acids of NBD2A To determine...
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Báo cáo khoa học: Role of different moieties from the lipooligosaccharide molecule in biological activities of the Moraxella catarrhalis outer membrane pot
Ngày tải lên :
07/03/2014, 05:20
... pSlgt3K Cloning strain Wild-type strain Strain with EZ::TN insertion in lgt3 gene (1203-bp) Strain with EZ::TN insertion in lgt3 gene (901-bp) lgt3 knockout mutant strain of O35E Invitrogen (24) ... contained a truncated core OS and consisted of a linker (Glc-Kdo2)-lipid A structure The phenotype of this mutant was examined to investigate the roles of different moieties of the LOS molecule in ... TA cloning vector Cloning vector Kanamycin-resistant gene lgt3 cloned into pCR2.1 EcoRI-SalI lgt3 fragment cloned into SK(+) EcoRI-blunted kanamycin-resistant gene inserted into blunted HindIII...
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Báo cáo khoa học: Enzymatic characterization and molecular modeling of an evolutionarily interesting fungal b-N-acetylhexosaminidase pot
Ngày tải lên :
14/03/2014, 23:20
... Docking of modified N-acylhexosamine substrates into the active site of PoHex (A) Binding energies of N-acyl modified substrates with PoHex during ns of MD simulation (B) Overlay of positions of ... type of surface glycan, two of the N-linked sugar chains indeed appear to be in the proximity of the active site b-barrel and may thus in uence the diffusion of the substrate to the binding site ... barrel fold, and a zincin-like domain (GH20b) The structure of the catalytic domain is very similar in all selected templates The zincin-like fold of the obtained model consists of four antiparallel...
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Báo cáo khoa học: Enzymatic features of the glucose metabolism in tumor cells ppt
Ngày tải lên :
14/03/2014, 23:20
... be induced by incubating cancer cells with oligomycin, an inhibitor of mitochondrial ATP synthetase [159,160] Similarly, reduction of OXPHOS by targeted disruption of frataxin, a protein involved ... finding of two potential binding sites for HIF-1 in the first intron of the PK-M gene On the other hand, Yamada and Noguchi [116] reported that there is no HIF-1 binding sequence 5¢-ACGTGC-3¢ in ... overexpressed in metastatic tumors and specific inhibition of TKTL1 mRNA can inhibit cell proliferation in several types of cancer cells [221–224] However, direct determinations of TK activities in tumors...
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Báo cáo Y học: The expression of glutathione reductase in the male reproductive system of rats supports the enzymatic basis of glutathione function in spermatogenesis doc
Ngày tải lên :
17/03/2014, 17:20
... protein metabolism in these cells Histone is rich in the basic amino acids, lysine and arginine, but contains no cysteine Protamine, which is replaced for hitstone via transit proteins during ... rich in both arginine and cysteine The cysteine sulfhydryls in protamine must form disulfide bond to package DNA into small sperm head during the maturation process Thus, while cysteine, a building ... NADPH or pumped out of the cells Thus, GR indirectly participates in the protection of cells against oxidative stress The enzymatic activities of GR have been investigated in various tissues under...
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Báo cáo khoa học: Stabilities and activities of the N- and C-domains of FKBP22 from a psychrotrophic bacterium overproduced in Escherichia coli pptx
Ngày tải lên :
23/03/2014, 13:20
... function of the refolding time Refolding reaction was carried out at 10 °C in the absence (dotted line), or presence of 21 nM of C-domain+ (thick solid line), 210 nM of C-domain+ (thin solid line) ... FKBP22*, suggesting that C-domain+ assumes a similar structure to that of the C-domain in the intact molecule In contrast, the spectrum of C-domain– was quite different from those of C-domain+ and SIB1 ... N-domain+ exists as a dimer, this result possibly reflects a coupling of the unfolding of N-domain+ to dissociation of the homodimer Similarly, the unfolding reaction of C-domain+ seems to contain...
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Báo cáo Y học: The effect of amino-acid substitutions I112P, D147E and K152N in CYP11B2 on the catalytic activities of the enzyme pdf
Ngày tải lên :
24/03/2014, 03:21
... fact, it is of great interest to obtain a deeper insight into the structural features underlying the determination of individual activities of these enzymes Several structural determinants of human ... elucidated in previous studies [17–19,41,42] These stuctures are mainly located in the C-terminal regions of CYP11B1 and CYP11B2 So far, the role of distinct amino acids of the N-terminal regions of ... A320V of CYP11B1 displays only 20% aldosterone synthase wild-type activity when expressed in COS-1 cells in the presence of DOC, indicating that other amino acids, including some at the N-terminus,...
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Báo cáo khoa học: Enzymatic control of anhydrobiosis-related accumulation of trehalose in the sleeping chironomid, Polypedilum vanderplanki pdf
Ngày tải lên :
29/03/2014, 21:20
... originating from the glycogen stored in fat body cells Changes in the activities of trehalose metabolism enzymes in P vanderplanki during desiccation The activities of the enzymes involved in ... (mg protein)–1] Fig Changes in the activities of the enzymes involved in trehalose metabolism during desiccation Using total protein extracted from the larvae sampled at various times of desiccation ... confirmed in the resultant proteins [21,22] Furthermore, the effects of overexpression of dtps1 on trehalose levels in relation to anoxia tolerance [21], and the involvement of Har-Tps in diapause induction...
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Báo cáo khoa học: Apoptosis-inhibiting activities of BIR family proteins in Xenopus egg extracts ppt
Ngày tải lên :
30/03/2014, 16:20
... for inhibitor of apoptosis protein) domain is an evolutionarily conserved zinc-binding motif Many, but not all, proteins containing the BIR domain (BIR family proteins) play important roles in ... are distinct proteins rather than the nonallelic isoforms of a single protein in pseudotetraploid X laevis Another cDNA encodes a 401-residue protein containing two N-terminal BIR domains and ... survivin2, encodes a similar but distinct molecule of 157 aminoacid residues containing a single BIR domain As a very similar protein, named SIX, was recently identified as an RXRa-interacting protein...
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Involvement of peroxidase in enzymatic browning
Ngày tải lên :
18/05/2014, 20:14
... 7, 1997 2473 Involvement of Peroxidase in Enzymatic Browning was routinely assayed at 30 °C, using 40 mM guaiacol and 10 mM H2O2 in a McIlvaine buffer at pH 5.5, in a total volume of mL Assays ... production of H2O2 during tyrosinase oxidation of (+)-catechin and almost nil during oxidation of 4-methylcatechol However, according to Parry et al (1996), oxidation of (+)-catechin during tea ... amounts of quinones and consumed chlorogenic acid in the presence of catalase suggested than 50 to 60% of the quinones present in reaction mixtures are used by POD, the remaining 4050% being involved...
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báo cáo sinh học:" The role of regulation in influencing income-generating activities among public sector doctors in Peru" doc
Ngày tải lên :
18/06/2014, 17:20
... foster and maintain skills in clinical practice This is very important for junior doctors: "Instead of doing nothing at home, or working in non clinical jobs, I prefer clinical practice out of hours ... the effect of lowering living standards generally and increasing competition in this market and undermining individuals' income earning ability Another manifestation of these pressures in this market ... aims through interviews with doctors to examine the nature of such activities in Peru, determine the manner in which individuals are influenced by prevailing regulatory constraints (or indeed their...
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báo cáo sinh học:" The role of nurses and midwives in polio eradication and measles control activities: a survey in Sudan and Zambia" pdf
Ngày tải lên :
18/06/2014, 17:20
... including SIAs These included planning, implementation, supervision of staff and evaluation of programme activities In Sudan, the district managers reported that only 50% of the nurses were involved ... spent more time dealing with diseases related to HIV infection, including HIV counselling - including prevention of mother to child transmission - referral of patients and administrative tasks ... This finding is related to the fact that most nurses working at the health facility level in Zambia served in the capacity of district managers of health programmes The finding that the nurses in...
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báo cáo hóa học: " Hypoxia silences the neural activities in the early phase of the phrenic neurogram of eupnea in the piglet" docx
Ngày tải lên :
19/06/2014, 10:20
... frequency of inspiratory neurons is unchanged during gasping but, unlike during eupnea, all inspiratory neurons fire simultaneously at the beginning of the inspiratory period during gasping [17] ... during gasping, observed in our preliminary studies, suggests that there is a synchronization of neuronal firing at a frequency of 20– 25 Hz during gasping The maximal firing frequency of an individual ... Christakos et al [24], interpret the MFO as a reflection of the rhythmic augmenting discharge of individual phrenic motorneurons resulting from an augmenting drive of supraspinal origin Richardson and...
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Doctor of philosophy thesis state manamgement in diversification of credit activities of commercial banks in ho chi minh city to the year of 2020
Ngày tải lên :
16/07/2014, 15:29
... lending Customer oriented lending Sectoral, industrial lending LOAN Lending for each loans Lending as limits METHODS OF LOAN Project lending Syndicate lending Installment lending FORMS Lending ... cooperation in the field of banking Fifth, improvement of the state management in diversification of credit activity must be on the basis of inheriting and developing the law of diversification of credit ... facilitating local commercial banks to expand lending activity and diversifying lending methods 2.3.4 Testing, inspection and monitoring process of diversification of credit activity Testing, inspection,...
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