minimax characterization of eigenvalues and the silvester apos s criterion of positivity

Báo cáo toán học: "A reﬁnement of the formula for k-ary trees and the Gould-Vandermonde’s convolution" pps

Ngày tải lên : 07/08/2014, 15:23

... The second class consists of the rest of trees, i.e., the trees in which there is no colored leaf in the lowest level (the level furthest to the root) and there is an internal vertex in the second ... parameters, etc.), say x and y, and has weight (−1) x All these structures can be partitioned into two classes: the first and the second Suppose every structure of the first class in S corresponds uniquely ... example of above involution for n = 6, α = 1, β = 3, the tree on the left side is of the first class while the other belongs to the second class For simplicity of the remaining presentment, we describe...

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THE MOUSE, THE BIRD, AND THE SAUSAGE - GRIMM’S FAIRY TALES

Ngày tải lên : 20/10/2013, 07:15

... arranging the work Beg and pray as the mouse and the sausage might, it was of no use; the bird remained master of the situation, and the venture had to be made They therefore drew lots, and it fell ... daughters; one of them was beautiful and industrious, the other ugly and lazy The mother, however, loved the ugly and lazy one best, because she was her own daughter, and so the other, who was only ... to the sausage to bring in the wood, to the mouse to cook, and to the bird to fetch the water And now what happened? The sausage started in search of wood, the bird made the fire, and the mouse...

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THE STRAW, THE COAL, AND THE BEAN- GRIMM’S FAIRY TALES

Ngày tải lên : 07/11/2013, 05:15

... in the stables; and on the roof sat the pigeons fast asleep, with their heads under their wings And when he came into the palace, the flies were sleeping on the walls; the spit was standing still; ... deep sleep; and the king and the queen, who had just come home, and all their court, fell asleep too; and the horses slept in the stables, and the dogs in the court, the pigeons on the house-top, ... horses shook themselves, and the dogs jumped up and barked; the pigeons took their heads from under their wings, and looked about and flew into the fields; the flies on the walls buzzed again; the...

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Tài liệu THE ELVES AND THE SHOEMAKER - GRIMM''''S FAIRY TALE pptx

Ngày tải lên : 21/01/2014, 03:20

... but when they saw the clothes lying for them, they laughed and chuckled, and seemed mightily delighted Then they dressed themselves in the twinkling of an eye, and danced and capered and sprang ... fingers, stitching and rapping and tapping away at such a rate, that the shoemaker was all wonder, and could not take his eyes off them And on they went, till the job was quite done, and the shoes ... shoes stood ready for use upon the table This was long before daybreak; and then they bustled away as quick as lightning The next day the wife said to the shoemaker ‘These little wights have...

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Tài liệu THE FOX AND THE CAT- IGRIMM''''S FAIRY TALE pptx

Ngày tải lên : 21/01/2014, 03:20

... is, master,’ said he, ‘I have got the better of him’: and when the farmer saw his old servant, his heart relented, and he said ‘Thou shalt stay in thy stable and be well taken care of. ’ And so ... all his strength he could not set himself free When the work was done, the fox clapped the horse on the shoulder, and said, ‘Jip! Dobbin! Jip!’ Then up he sprang, and moved off, dragging the lion ... behind him The beast began to roar and bellow, till all the birds of the wood flew away for fright; but the horse let him sing on, and made his way quietly over the fields to his master s house ’Here...

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Tài liệu Children''''s Health and the Environment Children''''s Health and the Environment doc

Ngày tải lên : 18/02/2014, 15:20

... products Plants and mushrooms: berries, seeds, leaves Drugs of abuse: alcohol, illicit drugs of abuse, tobacco Pesticides: insecticides, rodenticides, herbicides Bites and stings: "envenoming" by snakes, ... Persistence in some surfaces, such as carpets and soft toys Overuse and misuse of pesticides Children activities contribute to inhalation of pesticides Crawling Playing close to the floor Hand-to-mouth ... search standard medical databases for updates in the science for issues of particular interest or sensitivity in their regions and areas of specific concern If users of this training module should...

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Báo cáo y học: "Characterization of N200 and P300: Selected Studies of the Event-Related Potential Salil H. Patel 1 and Pierre N. Azzam 2"

Ngày tải lên : 02/11/2012, 11:08

... on musical subjects using high ISIs, a clear link between musicality and larger MMN amplitudes suggests that musical subjects possess enhanced auditory sensory memories as compared to nonmusical ... The relationship of age, gender, handedness, and sidedness to the size of the corpus callosum Academic Radiology 1994; 1:243-248 69 Driesen NR, Raz N The influence of sex, age, and handedness ... complexes and variable course and presentation, schizophrenia is nonetheless a clinicallydiagnosed disease Beginning in the 197 0s, attempts have been made to objectify various aspects of the disease...

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Characterization of the Carbon Stable Isotope Ratio and Fatty Acid Structure of Zostera japonica in Coastal Areas

Ngày tải lên : 05/09/2013, 10:17

... in the leaves and stems, and 18:3n3 was contained in lesser amounts in the roots and rhizomes than in the leaves and stems The content of 18:2n6c, 18:3n3 and LCFAs in the leaves and stems was ... parts of Z japonica The δ13C in the roots and rhizomes seems to be larger than the δ13C in the leaves and stems For the same species of seagrass, when the δ13C of the parts were compared, the ... structure in the leaves and stems differ from those of the roots and rhizomes because the content of the fatty acid 18:3n3 in the leaves and stems differ from that of the roots and rhizomes Therefore,...

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Preparation and characterization of the PVDF-based composite membrane for direct methanol fuel cells

Ngày tải lên : 05/09/2013, 16:11

... increases and then decreases, and there is a peak in the curve at 60 h The PVDF-SPS membrane continuously swells and decomposes The swelling is due to the degradation of the cross-linking structure ... membrane was evaluated using the reduction of its weight Results and discussion 3.1 Thermal analysis of the PVDF-SPS composite membrane The TG analysis curve is presented in Figure for the investigation ... the polymerization of styrene and the blending of PS and SPS polymers have affected the surface structure of the PVDF membrane obviously The cross-section morphologies of the PVDF membrane, the...

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$Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx$

Tài liệu Characterization of the Polymorphic Behavior of an Organic Compound Using a Dynamic Thermal and X-ray Powder Diffraction Technique pptx

Ngày tải lên : 14/02/2014, 03:20

... Evolved Gas Analysis Simultaneous TG/MS and TG/gas chromatography (GC)/MS analysis were performed on several samples A split was used to send a fraction of the evolved gases to a quadruple mass spectrometer ... hydrated and anhydrous polymorphs were documented as well In a few cases some potential new solid forms were suggested, as part of these mixtures Kinetics of the transformations between solid forms and ... results of the component pure polymorphs In some cases, however, the assignment of component polymorphs to sample mixtures depended on the XRPD results Conclusions Interconversions of the Polymorphs...

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Tài liệu Báo cáo khoa học: Identiﬁcation and characterization of the transcription factors involved in T-cell development, t-bet, stat6 and foxp3, within the zebraﬁsh, Danio rerio docx

Ngày tải lên : 16/02/2014, 09:20

... variety of tissues and cells in the Ginbuna crucian carp [27] and, in mammals, in the lung tissue of mouse and spleen and thymus of human and mouse [11,37] Foxp3 is also highly expressed in lymphoid ... genes showed similar expression patterns, and so gapdh was employed, and the results were expressed as the fold change compared with the expression level in the unstimulated control cells using the ... method using the CLUSTALX and TREEVIEW packages, and was bootstrapped 10 000 times All bootstrap values less than 75% are shown The EMBL accession numbers of the STAT-1 amino acid sequences are as...

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Tài liệu Báo cáo khoa học: Molecular modeling and functional characterization of the monomeric primase–polymerase domain from the Sulfolobus solfataricus plasmid pIT3 doc

Ngày tải lên : 18/02/2014, 18:20

... acids were necessary to stabilize the grip of the polymerase on its DNA substrate, and the enzyme is also able to perform continuous strand synthesis; or (b) the polymerase activity of Rep245 is ... those encoding such helicases [12] It has been suggested that both these primases and the associated helicases are the constituent elements of the replication initiation complex of the corresponding ... dNTPs as a substrate for primer synthesis For this purpose, primase reactions with dNTPs as substrates were performed on M13 mp18 single-stranded DNA at temperatures between and 90 °C Under these...

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Tài liệu Báo cáo khoa học: Characterization of chitinase-like proteins (Cg-Clp1 and Cg-Clp2) involved in immune defence of the mollusc Crassostrea gigas docx

Ngày tải lên : 19/02/2014, 00:20

... of LPS to the medium Statistical analysis Results were expressed as means + SE and analysed using Student s t-test The signiﬁcance level was set as stated in the legend to Fig Oyster chitinase-like ... development, and is characterized by the degeneration of larval tissues, such as the velum and the foot, and the remodelling of larval tissues to produce adult tissues (i.e the development of the gills and ... corresponding to the most 3¢-end of Cg-Clp2 was subcloned in pGEMT easy This recombinant plasmid was used as a template for the synthesis of biotinlabelled sense and antisense cRNA probes according...

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Tài liệu Báo cáo khoa học: Spectroscopic characterization of a higher plant heme oxygenase isoform-1 from Glycine max (soybean) ) coordination structure of the heme complex and catabolism of heme docx

Ngày tải lên : 19/02/2014, 05:20

... acid sequence of GmHO-1 as compared with the sequences of Arabidopsis, Synechocystis and rat HO- 1s The lightly shaded letters indicate residues with sequence identity, and heavily shaded histidine ... constants of the 15N nucleus of the distal NO and of the 14N nucleus of the proximal His of the GmHO-1 complex are closer to those of the rHO-1 complex than to those of the SynHO-1 complex Thus, Fe–N(O) ... at the lower magnetic ﬁelds (Fig 3B) The g-values of this low-spin species were the same as those of the low-spin species observed at neutral pH (denoted as gak in Fig 3A, expanded lower-ﬁeld spectrum)...

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Tài liệu Báo cáo khoa học: Characterization of human deoxyribonuclease I gene (DNASE1) promoters reveals the utilization of two transcription-starting exons and the involvement of Sp1 in its transcriptional regulation ppt

Ngày tải lên : 19/02/2014, 06:20

... over the diagrams indicate the position of the corresponding nucleotides relative to the translation start site, and the numbers in parentheses below the diagram show the position of the corresponding ... Demonstration of the DNase I activities expressed by the DNASE1 expression constructs containing distinct 5¢-UTR regions of DNASE1 mRNA in COS-7 cells DNase I expression vectors, ex-pDN1 and ex-pDN1a, ... by the arrowhead Fig ChIP assays of the Sp1-binding status at the endogenous DNASE1 distal promoter in QGP-1 cells with anti-Sp1, -Sp2, -Sp3, and -Sp4 IgG The ampliﬁed DNASE1 distal promoter sequences...

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Tài liệu Báo cáo khoa học: Production and characterization of a secreted, C-terminally processed tyrosinase from the ﬁlamentous fungus Trichoderma reesei ppt

Ngày tải lên : 19/02/2014, 06:20

... has been proposed [16] The met state is the resting state of the enzyme, and in the absence of substrate about 85–90% of the enzyme is in this state [16] Both the met and oxy states of tyrosinases ... acids are indicated by asterisks, conserved substitutions by colons, and similar amino acids by dots The hisitidines acting as ligands for the Cu atoms A and B are shaded The Cys–His thioester ... analyses of tyrosinases, the binuclear active site is known to exist in three states: oxy-tyrosinase, mettyrosinase and deoxy-tyrosinase [13–15]; a catalytic cycle, in which these states are...

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Tài liệu Báo cáo khoa học: Characterization of the interaction between the plasma membrane H+-ATPase of Arabidopsis thaliana and a novel interactor (PPI1) doc

Ngày tải lên : 19/02/2014, 07:20

... vitro and in vivo activation by other effectors: an increase of PM-associated 14-3- 3s has been observed also in response to cold or osmotic stress, and their binding to the H+-ATPase is suggested ... et al ([1] and references therein) The auto-inhibitory action of the C-terminus is suppressed, besides by pH, by lysophospholipids and by 14-3-3 proteins ([1] and references therein) The latter ... binding of 14-3- 3s Results The C-terminus of isoform of the PM H+-ATPase of A thaliana (AHA1) interacts with the ﬁrst 88 amino acids of PPI1 [22], indicating that the PM H+-ATPase binding site of...

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Tài liệu Báo cáo khóa học: Characterization of the products of the genes SNO1 and SNZ1 involved in pyridoxine synthesis in Saccharomyces cerevisiae pptx

Ngày tải lên : 19/02/2014, 12:20

... to the observation that Sno1p and Snz1p act together in the stationary phase of yeast cells [8] and the result of twohybrid analysis [23], they may form a complex To assess these possibilities, ... pyridoxine and leucine The plasmids were isolated from S cerevisiae as described [14] Construction of over-expression plasmids for the SNO1 and SNZ1 genes The coding regions of the SNO1 (672 bp) and SNZ1 ... strongly suggesting that they form a complex The ratio of the two proteins, assessed by SDS/PAGE, seemed to be equimolar, although a more rigorous assessment is necessary to prove this assertion The...

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Tài liệu Báo cáo khóa học: Non-speciﬁc depolymerization of chitosan by pronase and characterization of the resultant products pptx

Ngày tải lên : 19/02/2014, 12:20

... Homogeneity and specific activity of pronase Capillary zone electrophoresis and SDS/PAGE of pronase showed the presence of a single homogeneous protein (Fig and the inset) of molecular mass 20 kDa as ... amx400 spectrometer at 100 MHz and 27 °C Results and Discussion Characterization of chitosan The molecular mass of purified chitosan was 71 ± kDa as determined by both viscometry and GPC The solid-state ... chito-oligomers as one of the products and a drastic decrease in molecular mass of chitosan indicates an endo-type activity of pronase Addition of hexosaminidase (specific for the release of GlcNAc from the...

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Tài liệu Báo cáo khoa học: The conformational stability of the Streptomyces coelicolor histidine-phosphocarrier protein Characterization of cold denaturation and urea–protein interactions doc

Ngày tải lên : 19/02/2014, 12:20

... groups increase their solvent accessibility, and thus the contribution of these groups to the DCp of the protein should decrease as urea concentration is raised; but, on the other hand, the contribution ... [22,23] Streptomyces species are soil-dwelling actinomycetes which grow on a variety of carbon sources, such as cellulose and several types of mono- and di-saccharides They are the source of approximately ... involves the transfer of a phosphoryl group from EI (enzyme I of the PTS), the rst protein in the cascade of proteins forming the PTS, to HPr, the histidine-phosphocarrier protein HPr is the smallest...

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