Báo cáo toán học: "Dissimilarity vectors of trees are contained in the tropical Grassmannian" potx
Tài liệu Báo cáo khoa học: Molecular defect of isovaleryl-CoA dehydrogenase in the skunk mutant of silkworm, Bombyx mori ppt
... existing in faeces from the skunk silkworm, Bombyx mori. J Sericult Sci Japan 47, 161–165.6 Inokuchi T & Yoshitake N (1978) Abnormality of amino acid metabolism in the mutant -skunk of the K. ... acts in the third step of leucine degradation and the sku mutant accumulates branched-chain amino acids in haemolymph, this mutant may be useful in the investigation of unique branched-chain aminoacid ... cDNAsequences using the RACE method in both strainsrevealed the presence of a single point mutation in 1337 nucleotides of BmIVD. In the sku mutant, the 1127th guanine from the start codon was...
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Tài liệu Báo cáo khoa học: Molecular aspects of rheumatoid arthritis: chemokines in the joints of patients pdf
... various chemokines stimu-lated mainly by in ammatory cytokines, including IL-1b, TNF-a andIFN-c. (B) Chemokines expressed in the joint recruit leukocytes into the joints. In addition to functioning ... subclasses include the CC chemokines (where the cysteines are neighboring) and the CXC chemokines (where the cysteines are separated by oneamino acid). The CXC chemokines mainly act on neu-trophils ... caninduce autocrine ⁄ paracrine stimulation of these cells, leading tojoint destruction. Chemokines in the joints of patients T. Iwamoto et al.4450 FEBS Journal 275 (2008) 4448–4455 ª 2008 The Authors...
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Tài liệu Báo cáo khoa học: Electrostatic role of aromatic ring stacking in the pH-sensitive modulation of a chymotrypsin-type serine protease, Achromobacter protease I pdf
... this protease at pH9 [10]. Further interest in the aromatic stacking is in the role of the electrostatic properties in enzymatic catalysis of API, and in distinguishing the functionally catalytic quadruple ... protease I (API) has a unique region of aromatic ring stacking with Trp169–His210 in close proxi-mity to the catalytic triad. This paper reveals the electrostatic role of aromatic stacking in the ... unique aromatic stacking as a possible molecular mechanism in enzyme catalysis. Electrostatic interaction between Asp113 and His210Histidine is one of the most functional amino acids amongthe...
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Báo cáo khoa học: Identification of tyrosine-phosphorylation sites in the nuclear membrane protein emerin pot
... attachedto the lamina by integral membrane proteins of the INM. The INM proteins form complexes, transientlyor stably, with lamins, chromatin proteins and a vari-ety of regulatory proteins, including ... improving the search for phosphopeptidescontaining phosphotyrosine, we identified one of the well-defined integral INM proteins. Emerin is a type-IIintegral membrane protein of 34 kDa, which is inser-ted ... several proteins undergo tyrosine phosphorylation at the nuclear envelope, we achieved, for the first time, the identification of tyrosine-phos-phorylation sites of a nuclear- membrane protein, emerin, ...
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Báo cáo khoa học: Membrane binding of SRP pathway components in the halophilic archaea Haloferax volcanii docx
... todeliveryofSRPtothearchaealmembranehaveyettobedescribed.Towards an understanding of the membrane interaction of SRP pathway components in Archaea, the membrane binding of SRP5 4 and FtsY in the halophilic archaea Haloferax ... in protein targeting. In the present report, the membrane binding behavior of SRP5 4and FtsY in the halophilic archaea H. volcanii wasaddressed. The results reveal not only the in vivo and in ... the situation in Eukarya, where SRP1 9 binding to SRP RNA is a necessary prerequisite for SRP5 4 binding, a substantial amount of SRP5 4 can bind to SRP RNA in the absence of SRP1 9 in Archaea [18–20]....
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Báo cáo Y học: Coordinated action of protein tyrosine phosphatases in insulin signal transduction potx
... coordinate their ac tion on the insulin signaling pathway remains to be determined.Ó FEBS 2002 Protein tyrosine phosphatases in insulin signaling (Eur. J. Biochem. 269) 1055 MINIREVIEW Coordinated ... 2002 Protein tyrosine phosphatases in insulin signaling (Eur. J. Biochem. 269) 1057 context, recruit signaling m olecules containin g SH2 ( Srchomology 2) or PTB (phosphotyrosine binding) domains[6]. ... homogeneouspreparations of PTP-1B protein into Xenopus oo cytesdecreases t yrosine phosphorylation of proteins correspond-ing to the molecular m ass of the IR. Correspondingly, insulin- induced S6 kinase activity...
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Báo cáo toán học: "Face vectors of two-dimensional Buchsbaum complexes" pptx
... natural to study h- vectors of Buchsbaum complexes for fixed Betti numbers. The strongest known relationbetween h -vectors and Betti numbers of Buchsbaum complexes is the result of Novikand Swartz ... Gb.the electronic journal of combinatorics 16 (2009), #R68 8 Face vectors of two-dimensional Buchsbaum complexesSatoshi MuraiDepartment of Mathematics, Graduate School of ScienceKyoto University, ... possible h -vectors of 2-dimensional Buchsbaum simplicial complexes.1 IntroductionGiven a class C of simplicial complexes, to characterize the face vectors of simplicialcomplexes in C is one of central...
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Báo cáo toán học: "f -Vectors of 3-Manifolds" ppsx
... triangulation of M with f0vertices and f1edges.Proof: The lemma is a reformulation of Walkup’s Lemmas 7.3 from [46]. The con-dition of the existence of an Hamiltonian cycle in the link of some ... facet of a triangulated d-manifoldK is a subset σ of the vertex set of cardinality d + 1 such that σ /∈ K, but every propersubset of σ is a face of K.Definition 15 Let K be a triangulation of ... technique in theproof of [46, 10.7]. Two of these r esults differ from [46, 10.7].To show that if Lvu is of type 8b(5) then the degree of v is at least 10 assume thedegree of v is less than...
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Báo cáo toán học: "Dissimilarity vectors of trees are contained in the tropical Grassmannian" potx
... called the weight of eã it is d-equidistant, for some d > 0, i.e. the sum of the edges in the path from the root to every leaf is precisely dã the sum of the weights of all edges in the path ... wemean the s um of the weights of all the edges in that tree.Definition 2.6. The vector D(m, T ) is called the m-dissimilarity vector of T . The set of all m-dissimilarity vectors of phylogenetic trees ... entries are the numbers dσ, where σ is a subset of {1, 2, . . . , n} of size m and dσis the total weight of the smallest subtree of T which contains the leaves in σ. By the total weight of a...
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Báo cáo toán học: "A Combinatorial Formula for Orthogonal Idempotents in the 0-Hecke Algebra of the Symmetric Group" potx
... if i = N,πiif i = N. the electronic journal of combinatorics 18 (2011), #P28 15 A Combinatorial Formula for Orthogonal Idempotents in the 0-Hecke Algebra of the Symmetric GroupTom DentonSubmitted: ... automorphism of the un-derlying graph of a Dynkin diagram induces an auto morphism of the Hecke algebra. For the Dynkin diagram of SN, there is exactly one non-trivial auto morphism, sending the node ... are indexed by a subset J ⊂ I, retaining the original relations. The Dynkin diagram of the cor r esponding object is obtained by deleting the relevant nodesand connecting edges from the original...
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Báo cáo toán học: "A Census of Vertices by Generations in Regular Tessellations of the Plane" doc
... vertices in its generation. Theseedges link the vertices of each generation into a cycle, with all the cycles surrounding the orig in, and the cycles of earlier generations nested within those of ... obtained the generating functions for the number of vertices, classified by generation, in all of the regular tessel lations of the Euclidean or hyperbolic plane. As a by- product, we have obtained ... n. the electronic journal of combinatorics 18 (2011), #R87 12 A Census of Vertices by Generations in Regular Tessellations of the PlaneAlice Paul and Nicholas PippengerDepartment of Mathema...
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Báo cáo toán học: "On variants of Conway and Conolly’s Meta-Fibonacci recursions" potx
... still keephypothesis I for clarity of exposition in the proof.the electronic journal of combinatorics 18 (2011), #P96 7 On variants of Conway and Conolly’s Meta-Fibonacci recursionsAbraham ... Conolly, Fibonacci and Meta-Fibonacci sequences. in: S. Vajda. ed., Fibonacci& Lucas Numbers and the Golden Section: Theory and Applications (1989), 127-139.[2] C. Deugau and F. Ruskey, The ... 0, b ≥ 1 and k ≥ 1 are integers and the superscriptk denotes a k-fold composition o f A(n). This recursion generalizes o ne studied by Conway and others corresponding to k = 1, a = 0 and b =...
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Báo cáo toán học: "An extension of matroid rank submodularity and the Z-Rayleigh property" pptx
... the sets P and ∅ are R-modular in M.We further know of the following instances of R -submodularity for a matroid M(E, ρ). The first of these was communicated to us by Noble [10]. Recall that the ... underduality, and we get the following corollary.Corollary 45. The matroids F∗7 and (F−7)∗are Z-Rayleigh. 5 Summary and open probl emsWe introduced R -submodularity as an extension of rank submodularity ... ESM.Since all matroids in the excluded minor list of the previous result are of rank three, and the class ESM is dual closed, we can say the following.Corollary 29. Every ma troid of rank or corank at...
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Báo cáo toán học: "Molecular Predictors of EGFR-TKI Sensitivity in Advanced Non–small Cell Lung Cancer" ppsx
... ≥40% of cells, 3 copies in 10%–40% of the cells, ≥4 copies in <10% of cells 16% High trisomy ≤2 copies in ≥40% of cells, 3 copies in ≥40% of cells, ≥4 copies in <10% of cells 24% ... trisomy ≤2 copies in ≥40% of cells, 3 copies in ≥40% of cells, ≥4 copies in <10% of cells 2% Low polysomy ≥4 copies in 10%–40% of cells 14% High polysomy ≥4 copies in ≥40% of cells 20.0% ... 10%–40% of the cells, ≥4 copies in <10% of cells 18% High trisomy ≤2 copies in ≥40% of cells, 3 copies in ≥40% of cells, ≥4 copies in <10% of cells 2% Low polysomy ≥4 copies in 10%–39%...
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