Báo cáo toán học: "Asymptotics for the distributions of subtableaux in Young and up-down tableaux" pps

Tài liệu Báo cáo khoa học: Looking for the ancestry of the heavy-chain subunits of heteromeric amino acid transporters rBAT and 4F2hc within the GH13 a-amylase family ppt

... scenariosreﬂect the ancestry of both rBATs and 4F2hc proteinsanchored within the GH13 a-amylase family. The dif-ference is only in the way leading from the GH13 enzymes either to rBAT and 4F2hc together ... effort to shed more light on the early evolutionary history of the heavy-chain subunits of heteromeric amino acid transporters (hcHATs) rBAT and 4F2hc within the a-amylase family GH13, a bioinformaticsstudy ... rBAT and 4F2hc within the GH13 a-amylase family FEBS Journal 276 (2009) 72657278 ê 2009 The Authors Journal compilation ª 2009 FEBS 7277 Looking for the ancestry of the heavy-chain subunits of heteromeric...

Báo cáo khoa học: Evidence for the presence of ferritin in plant mitochondria pdf

... which were thensubjected to trypsin d igestion. The intensity of the immuno-labeled band was lower in the presence of the detergent,demonstrating that ferritin is localized inside the mito-chondrial ... element for all living organisms [1]. In green plants, its importance mainly derives from the presence at the active sites of metalloproteins involved in the electron transport chains linked to ... activ-ity was assayed in the presence and absence of antimycin Ato assess the contamination from endoplasmic reticulum. In puriﬁed mitochondria (in the presence of antimy cin A), the activity was...

Báo cáo khoa học: Mechanism for the hydrolysis of hyaluronan oligosaccharides by bovine testicular hyaluronidase docx

... proposed mechanism for the hydrolysis of HA by BTH.ABCabcdabcdDFig. 5. HPLC analysis of the products of hydrolysis of unsaturatedHA oligosaccharides by BTH. Fifty micrograms of unsaturated ... January2010)doi:10.1111/j.1742-4658.2010.07600.xSynthetic hyaluronan oligosaccharides with deﬁned structures and theirpyridylaminated derivatives were used to investigate the mechanism of hydrolysis of hyaluronan by bovine testicular hyaluronidase. ... optimal for hydrolysis. The optimalconditions for the hydrolysis of HA by commercialBTH are pH 4.0 and the presence of NaCl, whereas for transglycosylation they are pH 7.0 and the absence of NaCl...

Báo cáo toán học: "Bounds on the number of bound states for the Schroedinger equation in one and two dimensions " docx

... class="bi x0 y0 w1 h 1" alt ="" ...

Báo cáo sinh học: "Search for a ‘Tree of Life’ in the thicket of the phylogenetic forest" doc

... < D0) and swapping a random pair of branches.AAddddiittiioonnaall ddaattaa ffiilleessAdditional data file 1 contains a list of species (59 bacterialand 41 archaeal) used for the FOL construction. ... simulation of a BBB at a depth of 0.8 orgreater is meaningless within the context of the presentanalysis or any imaginable further analysis, because the archaea and bacteria are thought to be the ... construction. Additionaldata file 2 contains all the phylogenetic trees. Additionaldata file 3 contains a list of the 102 COGs that arerepresented in at least 90 of the1 00 selected archaea andbacteria.AAcckknnoowwlleeddggeemmeennttssWe...

Báo cáo toán học: "Asymptotics for the Probability of Connectedness and the Distribution of Number of Components Jason P. Bell Department of Mathem" doc

... of Connectedness and the Distribution of Number of Components Jason P. Bell Department of MathematicsUniversity of California, San DiegoLa Jolla, CA 92903-0112, USA(email: jbell@math.ucsd.edu)Edward ... depends on the type of map, and A depends on both the type of map and the surface. See [22] for a proof of (7) for the unrooted case and for further references.Zvonkin [28, p. 290] remarks that it ... deferred to the last section because itinvolves a series of fairly lengthy constructions and is not needed for the proof of the othertheorems. The case R = 0 of Theorem 1 was done by Bell [3],...

Báo cáo toán học: "When can the sum of (1/p)th of the binomial coeﬃcients have closed form" pot

... of the pth powers of all of the binomial coeﬃcients of order n. There too, the methods described in [PWZ] can show that no closed form exists for speciﬁc ﬁxed values of p, but the general question ... for sums of powers of binomial coeﬃcients, J.Comb. Theory Ser. A52(1989), 77–83.[McI] Richard J. McIntosh, Recurrences for alternating sums of powers of binomial coeﬃcients, J. Comb. Theory ... theorem of de Bruijn [Bru] asserts that the sumsk(−1)k2nksdo not have closed form if s is an integer ≥ 3. The idea of his proof was to compare the actualasymptotic behavior of the given...

Báo cáo toán học: "Asymptotics for the distributions of subtableaux in Young and up-down tableaux" pps

... the proof of Lemma 2 in ourproof of Theorem 1, we will include the full proof of Lemma 2 there.As examples of these lemmas, for the symmetric group, which has m = n(n − 1)/2roots, the asymptotic ... covariance form of X.LetYNbe the sum of N independent copies of X. For any vector v,letp(v) be the probability for the random walk, and let q(v) the density for the corresponding Brownianmotion ... stayswithin the Weyl chamber by integrating bκN(η, λ)overallλ in the Weyl chamber, and then relate this Brownian motion integral to the sum for random walks. the electronic journal of combinatorics...

Báo cáo toán học: "Bounds for the average Lp-extreme and the L∞-extreme discrepancy" pptx

... Remark 4. The probabilistic argument we used for deriving our upper bound for the average Lp-extreme discrepancy was sketched in [11]. Unfortunately the derivation therecontains an error (the number ... similar way we can use the bound for the average Lp-star discrepancyto calculate an upper bound for the inverse n∗∞(d, ε) of the star discrepancy: With (2),[4, Thm. 6] and [4, Lemma 3] (where ... appears there has to be substituted by the number T (p, k, n) deﬁned above). For that reason we state here the bounds for the average Lp-star discrepancy av∗p(n, d) that we get by mimicking the...

Báo cáo toán học: "Asymptotics for incidence matrix classes" doc

... when successful, generates an incidence matrix uniformly at random from all incidence matrices. The probability of success canbe estimated and the asymptotic formula for F1111(n) results.Let ... 0’s uniformly atrandom.(iii) Delete all rows and columns for which all entries are 0.Proof Denote a 0-1 matrix with k rows, l columns, and n 1’s a (k, l) -matrix. Denote an incidence matrix ... distribution is uniform. Thesame comment applies to our algorithm below for a random incidence matrix. This wouldbe desirable if one is interested in practical applications. Incidence matrices...

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

... adjacency matrix o f G. Then the eigenvalues of G are deﬁned as the eigenvalues of A. As all eigenvalues of A are real, we can rearra nge them as λ1 ···  λn.I. Gutman (see [9]) deﬁned the energy ... eigenvalue. Then by [5, Theorem 6.7], G is a completemultipartite graph. As the r ank of a complete multipartite graph equals t he number of its parts, G must have r + 2 parts. Such a graph cannot ... out thatHE(G) n2pE(G).On the other hand, we see that E(G)  p + 2, as the energy of any graph is at least the rank of its adjacency matrix ([6], see also [1]). Combining the above inequalities...

Báo cáo y học: "Testing for the association of the KIAA1109/Tenr/IL2/IL21 gene region with rheumatoid arthritis in a European family-based study" ppt

... for the association of the KIAA1109/Tenr/IL2/IL21 gene region with rheumatoid arthritis in a European family-based studyVitor Hugo Teixeira1,2, Celine Pierlot1, Paola Migliorini3, Alejandro ... patients.Conclusions Using a family-based study, we have provided a trend for the association of the KIAA1109/Tenr/IL2/IL21 gene region with rheumatoid arthritis in populations of European descent.Nevertheless, ... structure. Therefore, our aim was to test this association in populations of European origin by using a family-based approach.Methods A total of 1,302 West European white individuals from 434 trio families...

Báo cáo y học: "Considerations for the inclusion of 2x mammalian genomes in phylogenetic analyses" ppsx

... evolutionary time for all lineages (blue lines) in the latest Ensembl version (version 59). The red line indicates the lineage leading to the human genome. The dashed part of the line indicates the ... Considerations for the inclusion of 2x mammalian genomes in phylogenetic analyses. Genome Biology 2011, 12:401.Vilella et al. Genome Biology 2011, 12:401 http://genomebiology.com/2011/12/2/401Page 4 of ... mammal genomes in the gene trees increases the probability of ﬁnding a gene misplaced in the tree.’ We had anticipated that possibility in our study (page 6, second paragraph in Milinkovitch...

báo cáo khoa học: " EcoTILLING for the identification of allelic variants of melon eIF4E, a factor that controls virus susceptibility" pptx

... primerSeq3'α5-R (5'-GGAACAAACTTGGAGAGTATACAAA-GAG-3') was used to synthesize the first cDNA strand andSeq1-F (5'-CCCATCAAAACACGCAAACTGTATTGTC-3')and Seq1-R (5'-ACACTGAAACCCGAATTGTCTCCAGTG-3') ... Jordi Garcia-Mas - jordi.garcia@irta.es; Miguel A Aranda* - m.aranda@cebas.csic.es; Abdelhafid Bendahmane - bendahm@evry.inra.fr* Corresponding author AbstractBackground: Translation initiation ... AccessResearch article EcoTILLING for the identification of allelic variants of melon eIF4E, a factor that controls virus susceptibilityCristina Nieto1,2, Florence Piron2, Marion Dalmais2, Cristina...

Báo cáo y học: "Barbiturates for the treatment of intracranial hypertension after traumatic brain injury" ppsx

... Perhaps by the time barbiturates are employed for refractory ICP - oftenseveral days after the trauma - the opportunity for the drugsto prevent secondary injury has passed. Alternatively, it isplausible ... Seow WT, Ng I: Barbituratetherapy for patients with refractory intracranial hypertension following severe traumatic brain injury: its effects on tissueoxygenation, brain temperature and autoregulation. ... that either pentobarbital orthiopental improves outcomes after TBI, or that one drug isbetter than the other, the future for barbiturates still looksbright. Early combination therapy of barbiturates...

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