نتایج جستجو برای: vitamin k3
تعداد نتایج: 100030 فیلتر نتایج به سال:
A model system to study the pathogenesis of gammaherpesvirus infections is the infection of mice with murine gammaherpesvirus 68 (MHV-68). To define the kinetics of infection, we developed an RNase protection assay to quantitate gene expression from lytic (K3, Rta, M8, DNA polymerase [DNA pol], and gB) and candidate latency (M2, M3, M9, M11, ORF73, and ORF74) genes. All candidate latency genes ...
This implies that in this case n2r is the kernel of the natural homomorphism of 7r2 into the 2-dimensional integral homology group of X. Comparing this with recent results of Hopf5 yields numerous examples of spaces with k3 $ 0. 5. Generalizations.-1°: The construction of k3 generalizes in an obvious fashion to yield a cohomology class kn+1 e Hn+l(irj, 7r,,), provided that 7ri = 0 for 1 < i < n...
Given a finite field k of characteristic p ≥ 5, we show that the Tate conjecture holds for K3 surfaces over k if and only if there are finitely many K3 surfaces defined over each finite extension of k.
We show that there exist a complex projective K3 surface X and an automorphism σ ∈ Aut(C) such that the conjugate K3 surface X is a non-isomorphic Fourier Mukai partner of X.
Early and late antisera to 2, 4-dinitrophenyl (DNP) and to menadione (K3)4 were compared for reactivity with diverse DNP and K3 ligands. Late antisera were generally more reactive (higher affinity) than early antibodies. Nevertheless, the early antibodies had higher affinity for homologous ligands than late antibodies had for heterologous ligands; the exception, a small (ca. 5%) and possibly he...
Zusammenfassung Résumé K3, work in progress, is an acronym for Kollaboration (collaboration), Kommunikation (communication), and Kompetenz (competence). K3 provides a platform in the context of knowledge management to support collaborative knowledge production in learning environments. The underlying hypothesis states that collaborative discourse conciliates information as well as communication...
A detailed understanding of instanton effects for half-BPS couplings is pursued in theories with 16 supersymmetries. In particular, we investigate the duality between heterotic string on T 4 and type IIA on K3 at the T /Z2 orbifold point, as well as their higher and lower dimensional versions. We present a remarkably clean quantitative test of the duality at the level of F 4 couplings, by compl...
introduction: the purpose of this study was to evaluate and compare canal preparation pattern of k3 and protaper rotary files in curved resin blocks. materials and methods: twenty-four resin blocks were used in this experimental study and randomly divided into two groups. their initial images were scanned. after preparation, their images were scanned again in the same position. pre and post pre...
We describe a computer-based database of polarised K3 surfaces and explain the meaning of the information it contains. In a precise sense, the database includes all K3 surfaces.
The authors investigated differentiation of cultured corneal and limbal epithelial cells by immunochemically evaluating the changes in the profiles of keratins recognized by two monoclonal antibodies: AE5, which recognizes K3, and AE1, which recognizes a group of acidic keratins including K16, which is present in the hyperproliferative cells. After 1 and 2 weeks in culture, the human epithelial...
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