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oxidation of alcohols to carbonyl compounds

Báo cáo khoa học: Enzymatic oxidation of NADP+ to its 4-oxo derivative is a side-reaction displayed only by the adrenodoxin reductase type of ferredoxin-NADP+ reductases potx

Báo cáo khoa học: Enzymatic oxidation of NADP+ to its 4-oxo derivative is a side-reaction displayed only by the adrenodoxin reductase type of ferredoxin-NADP+ reductases potx

Báo cáo khoa học

... spectroscopic properties of the product of NADP+ oxidation Fig Hypothetical mechanism of the reductive half-reaction of the catalytic cycle of FprA in the oxidation of NADP+ to yield NADPO The reaction scheme ... basis of the observed small increase in NADP+ oxidation rate observed with this mutant NADPO as an inhibitor of FNRs To the best of our knowledge, this is the first time that enzymatic oxidation of ... possible to obtain detailed information on the catalytic mechanism of the NADP+ oxidation reaction by kinetic studies, we attempted to gain insights into the role of specific residues of FprA by...
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Báo cáo Y học: Oxidation of propionate to pyruvate in Escherichia coli Involvement of methylcitrate dehydratase and aconitase pot

Báo cáo Y học: Oxidation of propionate to pyruvate in Escherichia coli Involvement of methylcitrate dehydratase and aconitase pot

Báo cáo khoa học

... reconstitution of the oxidation of propionyl-CoA to pyruvate by the use of purified PrpC, PrpD, AcnB and PrpB from E coli PrpD and AcnB involved in the conversion of methylcitrate into 2-methylisocitrate ... (Fig 1) To monitor the reaction and to pull the equilibrium to the side of pyruvate formation, lactate dehydrogenase and NADH as cosubstrate were used This coupled assay was also used to monitor ... water, and the pH was adjusted to 7.5 by dropwise addition of M NaOH Water was added to a final volume of 50 mL One part of enzyme solution was mixed with one part of re-activation mixture and incubated...
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Báo cáo khoa học: First evidence of catalytic mediation by phenolic compounds in the laccase-induced oxidation of lignin models ppt

Báo cáo khoa học: First evidence of catalytic mediation by phenolic compounds in the laccase-induced oxidation of lignin models ppt

Báo cáo khoa học

... absence of any mediator, and then evaluated the ability of phenol red to act as a laccase mediator in the oxidation of a hindered phenol and of a nonphenolic compound We extended this study to other ... as that of the > N–O• species from a >N–OH mediator This suggested route bears strong analogies to the reported mechanism of oxidation of primary alcohols to aldehydes by the enzyme galactose oxidase ... from both the oxidation of the phenol to the corresponding radical cation (which rapidly releases a proton to yield the phenoxy radical) and to the oxidation of the phenolate ion to the phenoxy...
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Báo cáo vật lý:

Báo cáo vật lý: "Enzymatic Reduction of Ketones to Optically Active Secondary Alcohols" ppsx

Báo cáo khoa học

... Prochiral ketones I – V being converted to optically active secondary alcohols The enzyme brings the ketone and the reduced coenzyme NADH together by which the hydride is transferred to the carbonyl ... generation of the ketoreductase enzyme and its cofactor in which the reaction time was reduced As an attempt to further accelerate this process, a catalytic amount of ethyl alcohol (~8%) was added to ... enantioselective routes to chiral fluorinated hydroxyketones using ketoreductases Org Lett., 9(24), 4951–4954 Busto, E., Gotor-Fernandez, V & Gotor, V (2006) Enantioselective synthesis of 4-(dimethylamino)pyridines...
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Surface chemistry of organic carbonyl compounds and their derivatives on ni (111

Surface chemistry of organic carbonyl compounds and their derivatives on ni (111

Cao đẳng - Đại học

... amount of studies of the CVD of Cu.26-38 Two of the most useful families of Cu CVD precursors that have been identified are the Cu(II) beta-diketonates and Lewis base adducts of Cu(I) beta-diketonates.21,25 ... of oxygenate desorption and decomposition 1.6 Objectives of the Present Work The objectives of the present work are to investigate the adsorption and reactions of several groups of carbonyl compounds ... function of exposure 163 Figure 7.2 RAIR spectra of Ni(111) exposed to DMP as a function of adsorption temperature 164 Figure 7.3 RAIR spectra of Ni(111)-p(2×2)-O exposed to DMP as a function of adsorption...
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Development and validation of a generic assay to detect compounds acting via an aggregation based mechanism

Development and validation of a generic assay to detect compounds acting via an aggregation based mechanism

Tổng hợp

... photonic crystal biosensor microplates (Chan et al 2009) to identify aggregate-forming inhibitors by measuring binding of compounds to the target enzyme In addition to the lack of validation of ... of 43% of the compounds was sensitive to Brij-35, 54% to Triton X-100 and 20% to CHAPS (Table 5) 40 Prevalence of hits displaying detergent-sensitive inhibition of DENV RdRp was found to be lower ... screening of sizeable chemical libraries to identify leads that act on a biological target of interest, e.g., as inhibitors of target enzymes, as competitors for binding of a natural ligand to its...
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SECTION 10: FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED]

SECTION 10: FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED]

Kỹ thuật lập trình

... methods of exploration, such as SPT, CPT, etc to establish stratification of the subsurface materials, the profile of the top of bedrock and bedrock quality, depth to groundwater, limits of types of ... >4320 ksf 85 to 175 ksf 2160 to 4320 ksf Relative Rating 15 Drill core quality RQD 90% to 100% 20 >10 ft 30 20 to 45 ksf 520 to 1080 ksf 75% to 90% to 10 ft 25 Relative Rating Spacing of joints ... sliding, an ASD safety factor of 1.5, corresponding to a resistance factor of approximately 0.9 Calibration by fitting to ASD controlled the selection of the resistance factor in cases where statistical...
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Báo cáo y học:

Báo cáo y học: "Current Status of Methods to Assess Cancer Drug Resistance"

Y học thưởng thức

... 1950s, research teams started to develop laboratory tests in order to predict tumor reaction to cytostatic drugs [5] They used fresh cancer tissue and examined the effect of the drugs on tumor cell ... beginning laboratory techniques were still in their infancy Short term cell cultures of cancer tissues were difficult to perform and procedures varied from laboratory to laboratory However, the ... alpha-fetoprotein (AFP), found their way at an early stage into clinical laboratories Many others have followed in the meantime However, most of them are not tumor specific The use of changes of serum...
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of how to incorporate cultural elements into English training at HCC

of how to incorporate cultural elements into English training at HCC

Khoa học xã hội

... variations of the activity have been included 2.3.2.1 Cartoon categories * Aim: To increase awareness of the subject matter of British cartoons; to compare British cartoons with cartoons in the ... complete set to each group of students * In class: Divide the class into groups of three or four, and give each group a set of cartoons Tell the students to look carefully at the cartoons and to group ... as a topic of discussion is the relationship between knowledge of a foreign language and knowledge of the culture It is likely that the question of “culture” is often regulated to the end of a...
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DEVELOPING, USING AND ANALYZING THE RESULTS OF INTERVIEWS TO DETERMINE THE FEELINGS OF FOREIGN TOURISTS ON THEIR VISIT TO VIET NAM

DEVELOPING, USING AND ANALYZING THE RESULTS OF INTERVIEWS TO DETERMINE THE FEELINGS OF FOREIGN TOURISTS ON THEIR VISIT TO VIET NAM

Kinh tế - Thương mại

... INTERVIEW QUESTIONS According to the purpose of the report, we had to go out to carry out our interview with the foreigner tourists We had to spend two days in the OldQuarter to it Before carrying this ... where have many tourist drinking beer there, very famous street with tourist We ordered a bottle of orange juice, drank and wait for a chance to access tourists And we got it Most of tourists here ... return to Hanoi for a second visit? Background a Chart of Nationality This pie chart shows us the Nationality of the tourist coming to Vietnam at this time, and divided into three occupations: tourists...
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EFFECT OF CARBON TO NITROGEN RATIO ON THE COMPOSTING OF CASSAVA PULP WITH SWINE MANURE

EFFECT OF CARBON TO NITROGEN RATIO ON THE COMPOSTING OF CASSAVA PULP WITH SWINE MANURE

Môi trường

... day of composting, total K in pile and were lower than those of the other piles may be due to the lower amount of swine manure added to these piles to obtain higher initial C/N At the end of composting, ... Changes in total nitrogen during composting of cassava pulp with swine manure Changes in total phosphorus and total potassium The changes of total P and K followed a similar trend as total nitrogen ... the Graduate School of Khon Kaen University, Thailand REFERENCES Alexander M (1961) Introduction to soil microbiology Toppan Company, Tokyo AOAC (Official Methods of Analysis of AOAC International)...
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SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - DRILLED SHAFTS

SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - DRILLED SHAFTS

Kỹ thuật lập trình

... the bottom of the base or over the depth of penetration of the drilled shaft in the founding stratum The value of Nu may be assumed to vary linearly from 0.0 at Db /Dp = 0.75 to a value of 8.0 ... difference between the resistance of a single shaft and that of a group of shafts; The resistance of the underlying strata to support the load of the shaft group; The effects of constructing the shaft(s) ... factor is an empirical factor used to correlate the results of full-scale load tests with the material property or characteristic of the cohesive soil The adhesion factor is usually related to...
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SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - DRIVEN PILES

SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - DRIVEN PILES

Kỹ thuật lập trình

... still desired to use piles, a pile drivability study should be performed to verify the feasibility of obtaining the desired penetration into rock 10.7.3.2.2 Piles Driven to Soft Rock Soft rock that ... during pile traditional form was intended to contain a factor of driving (KIPS) safety of 6.0 For LRFD applications, to produce a nominal resistance, the factor of safety has Ed = developed hammer ... perpendicular to the row (bottom detail in the figure), a group reduction factor of less than 1.0 should only be used if the pile spacing is 5B or less, i.e., a Pm of 0.7 for a spacing of 3B, as...
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SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - EXTREME LIMIT STATES

SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - EXTREME LIMIT STATES

Kỹ thuật lập trình

... dense to dense Loose to 12 to to Fine to medium sand, silty or clayey medium to coarse sand (SW, SM, SC) Very dense Medium dense to dense Loose to 10 to to Fine sand, silty or clayey medium to fine ... consideration of the timing and sequence of construction loading and the tolerance of the structure to total and differential movements Where laboratory test results are expressed in terms of void ... SM, SC) Very dense Medium dense to dense Loose to 10 to to Homogeneous inorganic clay, sandy or silty clay (CL, CH) Very dense Medium dense to dense Loose to 12 to to Inorganic silt, sandy or clayey...
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SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - FOUNDATIONS

SECTION 10 FOUNDATIONS TABLE OF CONTENTS [TO BE FURNISHED WHEN SECTION IS FINALIZED] - FOUNDATIONS

Kỹ thuật lập trình

... methods of exploration, such as SPT, CPT, etc to establish stratification of the subsurface materials, the profile of the top of bedrock and bedrock quality, depth to groundwater, limits of types of ... >4320 ksf 85 to 175 ksf 2160 to 4320 ksf Relative Rating 15 Drill core quality RQD 90% to 100% 20 >10 ft 30 20 to 45 ksf 520 to 1080 ksf 75% to 90% to 10 ft 25 Relative Rating Spacing of joints ... sliding, an ASD safety factor of 1.5, corresponding to a resistance factor of approximately 0.9 Calibration by fitting to ASD controlled the selection of the resistance factor in cases where statistical...
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A RUSH OF BLOOD TO THE HEAD

A RUSH OF BLOOD TO THE HEAD

Cao đẳng - Đại học

... one-third of all cigarettes being smoked on earth today2—a large percentage of the 1.4 billion people using tobacco, which, according to World Bank projections, is expected to increase to roughly ... Daimler-Chrysler’s research center in the German town of Ulm used fMRIs to study the brains of consumers while showing them images of a series of automobiles, including Mini Coopers and Ferraris ... bracelets, necklaces, nose rings, or tongue studs have to be taken off beforehand, as well Thanks to the machine’s rapacious magnet, any scrap of metal would rip off so fast you wouldn’t know what...
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A study of responding to dispraise in english and vietnamese

A study of responding to dispraise in english and vietnamese

Khoa học xã hội

... to the 2.2.2.2 The Speech Acts of Dispraising and Responding to Dispraise addressee’s negative face: his want to have his freedom of action The concept of dispraising herein employed means to ... Negative face: the basic claim to territories, personal preserves, you are careful to consider other people’s needs and feelings” rights to non-distraction – i.e to freedom of action and freedom (Longman ... Negative Feeling Returning of Dispraise Offer of Repair 7.39 4.45 Offer of Repair 4.1.3.2 Differences: Disagreement 7.14 4.02 Reassignment • The Vietnamese informants make use of more strategies than...
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Developing a system of exercises to improve public speaking skill in interpreting for the 4th year students of english at vinh university

Developing a system of exercises to improve public speaking skill in interpreting for the 4th year students of english at vinh university

Khoa học xã hội

... one of the oldest human activities, and the role of an interpreter is arguably one of the oldest of professions” He finds out the way of interpreting is orally and emphasizes the position of interpreting ... research on the topic “Developing a system of exercises to improve public speaking skill in interpreting for the 4th year students of English at Vinh University” to meet the requirements of students ... addition, I am greatly indebted to Foreign Language Department of offering me a great opportunity to carry out my study I would also like to extend my sincere thanks to the students from class 48...
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Developing a system of games to enhance short term memory for interpreter students at vinh university

Developing a system of games to enhance short term memory for interpreter students at vinh university

Khoa học xã hội

... interpreter to visualize In order to turn notes into an effective supported tool to better the interpreting quality, the interpreter should know: what to note ( main ideas, links and verb tense) , how to ... understand what kind of academic field it refers to, what the main idea is or what the speaker is going to Because of immediateness of CI, an interpreter needs to acquire quick response to different ... the theory of memory and memorization techniques for consecutive interpreting but none of them gives a clear and adequate system of exercises in terms of games to make the best use of short-term...
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