the differential of the function u u s

Báo cáo khoa học: Limited mutagenesis increases the stability of human carboxypeptidase U (TAFIa) and demonstrates the importance of CPU stability over proCPU concentration in down-regulating ﬁbrinolysis doc

Ngày tải lên : 07/03/2014, 12:20

... WT CPU and thereby decreasing the observed Km in comparison to WT CPU This hypothesis is supported by the use of a newly developed continuous coupled enzyme assay instead of the discontinuous HPLC ... insect cells using the Baculovirus expression vector system (BEVS) (Table 3) as an alternative expression system The S3 27P mutation was introduced because P is the corresponding amino acid to S3 27 ... proCPU and mutants were expressed in Sf9 insect cells as C-terminal His-tagged proteins and puriﬁed from the supernatant of a 1-L culture using IMAC Figure shows as examples the homogenity of the...

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Development of the Industrial U.S. Biographies pot

Ngày tải lên : 16/03/2014, 02:20

... his first and best-known book, The Theory of the Leisure Class (1899) The Theory of the Leisure Class presented a complex economic and social theory as well as a sometimes humorous study of the ... society Carolyn Webster Schermerhorn Astor 15 Thorstein Veblen and The Theory of the Leisure Class One of the outspoken critics of the wealthy and business classes during the Gilded Age was social ... against big business played a crucial role in the industrialization process as they pressed for the rights of workers and regulations on business to help farmers and consumers The diverse people...

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clinton and japan the impact of revisionism on u s trade policy dec 2009

Ngày tải lên : 10/06/2014, 21:37

... importance of the industry associations (gyokai) in helping domestic businesses to collude, the distribution system, the unique form of enterprise unions, and the like The revisionist argument was that ... of policy assumptions encompass these complex trade-offs, it is difﬁcult to explain using simplistic rationalist formulas Rather, the values, perceptions, experiences, biases, and judgments of ... increased imports anyway, Japan s unique system called for a unique focus on government-guaranteed results.21 During the 198 0s the revisionist position was rising just as traditional assumptions...

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Báo cáo toán học: "Bounds for the H¨ckel energy of a graph u" pptx

Ngày tải lên : 08/08/2014, 01:20

... This alows us to assume that G is connected The theorem clearly holds for n 3, so suppose n Let p, q be the number of positive and negative eigenvalues of G, respectively Let n be even; the theorem ... edges If m n − 2, then (3) obviously holds as E(G) 2m (see [9]) If m n − 1, then using routine calculus, it is seen that the right hand side of (9)—considered as a function of m—is maximized when ... graphs, respectively These bounds have been generalized in several ways Obviously, the upper bounds of Koolen and Moulton also give upper bounds for the H¨ckel energy of graphs u In this paper,...

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A three phase voltage type PWM rectifier with the function of an active power filter

Ngày tải lên : 03/01/2014, 19:44

... that is, voltage of s, when s, , = when SI,= S3 is ON and S, is OFF when Generation of PWM Signals respect to Using the PWM signals S, , S, and S , , the six s of the PWM rectifier areswitched switches ... shows the waveform of u- phase supply current is,, which is the sum of currents i, and i in Fig.3(a) , The current is, has a distorted waveform caused by the current i,, Next, the operation of ... be seen that the supply current is, is nearly sinusoidal, as expected Fig,4(c) shows the phase relation between the line-to-line supply , voltage v and supply current is,, The waveformof of the...

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Tài liệu Báo cáo khoa học: Chemical approaches to mapping the function of post-translational modiﬁcations ppt

Ngày tải lên : 18/02/2014, 17:20

... as cell surface markers in communication events such as microbial invasion [16], inﬂammation [17], and immune response [11,12] The study of these events is taxing, as the biosynthesis of glycoproteins ... binding to the nuclei of glial cells This result suggests that neurons display selective GlcNAc-binding proteins, an intriguing result in the light of previous work on the proposed role of GlcNAc ... copper(I)-catalyzed Huisgen cycloadditionreactive sialyl LewisX sugar and an MTS sulfonate as a mimic of the tyrosine sulfate Binding of this PSGL-1 mimic to human P-selectin was shown by ELISA This PSGL mimic...

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Tài liệu Global Change and the Function and Distribution of Wetlands ppt

Ngày tải lên : 18/02/2014, 20:20

... Impact Assessment 2005; Schuur et al 2008) Of the myriad of questions that have been posed, perhaps the most fundamental to the climate change discussion is understanding of the structure and function ... made using systematic assessments As such, we discuss the major groups of plant organs that are commonly recovered from sedimentary deposits and the types of interpretations that are possible based ... ﬁne-grained sediments such sandstones, siltstones, mudstones, and volcanic ash, which accumulated in small depressions, ﬂoodplains, lakes, swamps, and streams Depending on the type of deposit, the plant...

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Tài liệu Bé gái cũng có thể bị u nang buồng trứng pot

Ngày tải lên : 27/02/2014, 00:20

... mạch)… N u không can thiệp đúng, UBT xảy biến chứng như: xoắn u nang, u nang lớn có cuống; vỡ u nang, u lớn kèm xuất huyết bên u; chèn ép tạng xung quanh, u phát triển lớn phát muộn Do mức độ nguy ... tạo thành Tùy thuộc vào kích thước u tri u chứng lâm s ng, bác s định cách thức đi u trị cho trường hợp cụ thể, theo dõi, ph u thuật cấp c u hay lên lịch mổ Ph u thuật nội soi có u mổ mở xâm lấn, ... áp dụng bác s nhận thấy UBT trẻ em đáp ứng tốt với hóa trị N u u lành, bác s cắt bỏ khối u N u u ác tính cắt bên buồng trứng bị bệnh, sau cho dùng thuốc để hạn chế tái phát di xa s ...

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Báo cáo khoa học: The inﬂuence of heterodimer partner ultraspiracle/retinoid X receptor on the function of ecdysone receptor pot

Ngày tải lên : 07/03/2014, 12:20

... observed in ligand sensitivity of LmRXR, HsRXR and CfUSP switches is due to structure of these proteins rather than due to differences in their expression levels When the green ﬂuorescence protein ... americanum RXR homolog (AmaRXR) [30], Bombyx mori USP (BmUSP) [31], Manduca sexta USP (MsUSP) [32], Choristoneura fumiferana USP (CfUSP) [33], Drosophila melanogaster USP (DmUSP) [34–36], Aedes aegypti ... that the differences observed in ligand sensitivity of gene switches containing chimeras are due to structure of these proteins rather than to differences in their expression levels The data suggest...

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Báo cáo khoa học: "A COMFUTATIONAL THEORY OF THE FUNCTION OF CLUE WORDS IN ARGUMENT UNDERSTANDING" potx

Ngày tải lên : 08/03/2014, 18:20

... has been no effort to date to study the use of clue words extensively, distinguishing cases where they occur and suggesting when clues are necessary The clue theory presented here also has possible ... causal connection, but c) requires a kind of referent resolution as 254 structure reconstruction also allows us to comment on the the function of clue words within analysis The theory of clue ... be used in more complex transmissions The question of whether certain basic transmissions still require clues is worth investigating further In particular, it has been suggested (personal communication...

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Báo cáo khoa học: Re-evaluation of the function of the F420dehydrogenase in electron transport ofMethanosarcina mazei potx

Ngày tải lên : 14/03/2014, 23:20

... energy-conservation mechanisms in Methanosarcina species, as suggested by Kulkarni et al [4], is not warranted Dual function of the FpoF subunit of the Fpo complex The cluster encoding the Fpo of Ms ... and of labile sulphide plus sulfane sulfur in unusually stable ironsulfur proteins Anal Biochem 131, 373378 Laemmli UK (1970) Cleavage of structural proteins during assembly of head of bacteriophage ... with Fdred as the substrate was found to occur in the cytoplasm of the parental strain and of the DfpoAO and the Dech mutants However, this activity was essentially absent in the DfpoF mutant Finally,...

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Báo cáo khoa học: Protein engineering of pyruvate carboxylase Investigation on the function of acetyl-CoA and the quaternary structure doc

Ngày tải lên : 16/03/2014, 16:20

... C-terminus appeared to correspond to residue 460 of B thermodenitricans PC by sequence alignment [26] Likewise, the amino acid sequences of PCs from various sources, including those of subunittype ... plasmids for PC-(BC) and PC-(CT + BCCP) The boundary of the BC and CT domains of B thermodenitricans PC was estimated to reside at residue 462 on the basis of the reasoning described in the Results ... (the activity in the absence of biotin is about 2% of maximum in its presence) This subject is discussed in more detail below Kinetic parameters for the three substrates were determined from the...

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Báo cáo Y học: Loss-of-function variants of the human melanocortin-1 receptor gene in melanoma cells deﬁne structural determinants of receptor function doc

Ngày tải lên : 17/03/2014, 10:20

... compared the aMSHtriggered responses in heterologous cells expressing the receptor variants under study, and the ones of malignant melanocytes of deﬁned MC1R genotype Our results show that loss -of- function, ... strongly suggests that the Leu93Arg mutation has no effect on the processing of the receptor molecule, at least as studied with the tagged forms of the protein Taken together, these results show ... XbaI sites The identity of the products was veriﬁed by complete sequencing Construction of the Glu94Lys MC1R variant The Glu94Lys variant was generated in two PCR steps First, we used the universal...

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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

... ether anesthesia, and testicular cells were isolated as reported previously [26] Briefly, after decapsulation of the testes, the seminiferous tubules were minced using scissors and incubated in ... Sertoli cells in the supply of cysteine is also supported by data on c-glutamyl transpeptidase-deficient mice [48] This knockout mouse has a reduced size of testis and seminal vesicle and is severely ... Differential expression of glutathione S- transferase isoforms in compartments of the testis and segments of the epididymis of the rat Drug Metab Dispos 24, 725–733 Ó FEBS 2002 46 Twigg, J., Fulton, N.,...

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Bé gái vẫn có thể bị u buồng trứng docx

Ngày tải lên : 20/03/2014, 20:21

... chứng xoắn u, vỡ u, chảy m u u Các biến chứng có bi u tri u chứng: đau, chướng bụng, thấy u to lên Nghiên c u bác s Trần Quang Tuấn cho thấy: tỷ lệ biến chứng chiếm 12,7% Đáng l u ý, trường ... việc định mổ nội soi đi u trị u buồng trứng định đến lứa tuổi nhỏ Tại bệnh viện, bệnh nhân tuổi đi u trị theo phương pháp tuổi Chỉ định ph u thuật nội soi mở rộng kích thước khối u (18,6 cm) Đây ... chứng có đau bụng vùng hạ vị (100%), chướng bụng (32,2%) bi u khác: thấy u to lên; rối loạn ti u hóa, tiết ni u Chữa trị Bác s Trần Quang Tuấn l u ý: Chẩn đoán u buồng trứng không khó đi u kiện...

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Báo cáo Y học: The function of methyl-menaquinone-6 and polysul®de reductase membrane anchor (PsrC) in polysul®de respiration ofWolinella succinogenes doc

Ngày tải lên : 24/03/2014, 03:21

... one of the menaquinones of W succinogenes To elucidate the function of PsrC, which is thought to bind quinone, certain amino-acid residues of this subunit were replaced using site-directed mutagenesis ... iron-sulfur subunit of fumarate reductase [46], PsrB is thought to serve as mediator of electron transfer between the prosthetic group (MMb) of the membrane anchor (PsrC) and the catalytic subunit ... be substituted by MK6 although this is also present in the membrane of W succinogenes In the experiment shown in Fig 2, the membrane fraction of W succinogenes was fused with sonic liposomes containing...

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Báo cáo Y học: Repression of FasL expression by retinoic acid involves a novel mechanism of inhibition of transactivation function of the nuclear factors of activated T-cells pptx

Ngày tải lên : 24/03/2014, 03:21

... establish the reporter construct basal expression, pTK-luc, which contains a minimal promoter of thymidine kinase, was also used in the transfection assay mutated NFAT sequence These results ... receptor subtype-selective analogues, may sub serve the role of such agents Recently, the physiological importance of NFAT in cells other than those of the immune system has been uncovered The widespread ... M.-O., unpublished results) Therefore, further studies are required to establish whether RA modulates the activities of the enzymes that affect nuclear translocation and transcriptional activity of...

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Báo cáo khoa học: Revisiting the prediction of protein function at CASP6 potx

Ngày tải lên : 30/03/2014, 10:20

... that the success rate for these predictions supports both the usefulness of the experiment and the validity of our method for deriving the consensus prediction Moreover it suggests that an ‘easy’ ... Fig S1 Percentage of consensus predictions as a function of the redundancy [F(red)] of the contributing methods (A) GOF functional class; (B) GOP functional class; (C) GOP functional class, ‘‘unknown ... the basis of the type of information used by predictors The use of sequence information corresponded to the F1 category F2 indicated the use of structural features Methods using the GO database...

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Báo cáo khoa học: Role of the surface charges D72 and K8 in the function and structural stability of the cytochrome c6 from Nostoc sp. PCC 7119 potx

Ngày tải lên : 30/03/2014, 20:20

... structural information for cyt c6 and its mutant forms becomes available Conclusions The results of this study stress the importance of electrostatic interactions for the function, as well as ... al Surface charge mutants of cytochrome c6 Results and Discussion Functional characterization of wild-type cyt c6 and its mutants Wild-type cyt c6 and its mutant forms were successfully expressed ... Fig 3B The Gibbs energy of unfolding as a function of temperature, DGU(T), could be obtained using the thermodynamic parameter values from the multiple ﬁts of the DSC traces at the studied pH...

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Chapter 2Communicating Over the Network Quangkien@gmail.com.OverviewDescribe the structure of a network, including the devices and media that are necessary for successful communications. Explain the function of protocols in network communications. Ex potx

Ngày tải lên : 01/04/2014, 12:20

... (IP) Assigns the appropriate source and destination addresses, Original source address of host Final destination address of host Used by routers in selecting the best path 35 Interaction of Protocols ... custom and practice For devices to successfully communicate, a network protocol suite must describe precise requirements and interactions Networking protocols suites describe processes such as: ... Overview Describe the structure of a network, including the devices and media that are necessary for successful communications Explain the function of protocols in network communications Explain the...

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