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Showing 1 to 20 of 276 for “"POL"”.
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Very High Frequency Integrated POL for CPUs
Point-of-load (POL) converters are used extensively in IT products. Every piece of the integrated circuit (IC) is powered by a point-of-load (POL) converter, where the proximity of the power supply to the load is very critical in terms of transient performance and efficiency. A compact POL …
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Stabilization And Tracking Of The Van Der Pol Oscillator
… and tracking problem of the Van der Pol oscillator is studied by using advanced control techniques. First, the linear state feedback and linear adaptive state feedback controllers for the stabilization problem are designed. Then, non-linear state feedback and output feedback …
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Survival Of Mycobacterium Avium Subspecies Paratuberculosis In The Pol
… in vitro murine macrophage cell line j774a.1 and polymorphonuclear cells (pmnc's) from five crohn's disease patients. Pmnc's from three healthy individuals and two ulcerative colitis patients, as well as escherichia coli (atcc 11303) and mycobacterium tuberculosis strain h37ra (atcc 25177), were …
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Untersuchungen zum Gag- und Pol-Protein des Prototypischen Foamyvirus (PFV)
… des Gag-Proteins und die Gag unabhängige Pol-Expression, in ihrer Auswirkung auf Morphogenese und Zusammensetzung foamyviraler Partikel untersucht. Für die Morphogenese infektiöser Partikel sind sehr unterschiedliche Mengen der Genprodukte eines Retrovirus nötig. Im Gegensatz zu den …
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Molecular Genetic Analysis of Non-Catalytic Pol IV and V Subunits
… the distinction of encoding multisubunit RNA polymerases used exclusively for RNA directed DNA Methylation: RdDM) in addition to Pol I, II, and III. In Arabidopsis thaliana, Pol IV is required for the biogenesis of 24nt siRNAs whereas Pol V transcription is needed for cytosine methylation of …
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High Frequency, High Power Density GaN-Based 3D Integrated POL Modules
The non-isolated POL converters are widely used in computers, telecommunication systems, portable electronics, and many other applications. These converters are usually constructed using discrete components, and operated at a lower frequency around 200 ~ 600 kHz to achieve a decent efficiency at …
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Forecasting The Onset Of Cloud-ground Lightning Using S-pol And Nldn Data
… August and 30th September, 1998. The S-band dual-polarization radar (S-Pol) belonging to the National Center for Atmospheric Research (NCAR) was part of the surface based facilities during this project, and was located at Melbourne, Florida. This provided an excellent opportunity to observe …
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Development of the polarized Monte Carlo three dimensional radiative transfer model I3RC-POL
… such as spatial, spectral, angular, and polarization these accuracy levels may increase. The National Research Council recognizes this need and states the future of remote sensing observations lie in the development of multi-angle, multi-wavelength, high resolution, polarized retrievals. …
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Development and application of the CL&Pol polarisable force field for ionic liquid-based electrolytes
… force fields (FFs), explicit inclusion of polarisation is essential for accurate description of IL dynamics. Consequently, the development and application of polarisable FFs for ILs is a necessary focus within IL research. The first aim of this work was therefore to extensively validate the …
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Synthesis and Characterization of Novel Pol(arylene ethers) for Gas Separation and Water Desalination Membranes
… on the synthesis and characterization of various poly(arylene ether)s to improve the efficiency of gas separation and water desalination membranes. This class of polymers includes polymers such as poly(arylene ether sulfone), poly(arylene ether ketone) and poly(phenylene oxide) which offer …
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El Uso de la Propaganda Pol¿¿tica en las Telenovelas de Una Venezuela en Crisis
<p>Politics saturated Venezuelan television programming during the year prior to the 2004 recall referendum of Venezuelan President Hugo Ch¿¿vez Frias. Politics – whether in favor or opposed to President Ch¿¿vez – were evident not only in news and opinion programs, but also primetime dramatic …
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DNA structural selectivity of binding by the Pol I DNA polymerases from Escherichia coli and Thermus aquaticus
… the thermodynamics of substrate selection by DNA Polymerase I is important for characterizing the balance between replication and repair for this enzyme <I>in vivo</I>. Due to their sequence and structural similarities, Klenow and Klentaq, the “large fragments” of the Pol I DNA polymerases from …
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A Mathematical and Experimental Analysis of A Van Der Pol Type Oscillatorcontaining an Additional Bi-State Nonlinearity
Made available in DSpace on 2014-12-08T22:23:27Z (GMT). No. of bitstreams: 1 6408408.pdf: 2974335 bytes, checksum: 4c4d68b38ef3fc04ac816ff1d5a55d1f (MD5) Previous issue date: 1964
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DNA topology and Pol II CTD phosphorylation as stepwise regulators of chromatin architecture in differentiating human stem cells
… lineages. This commitment is mediated by RNA polymerase II (Pol II), which is recruited by transcription factors, guided by enhancers, excluded from heterochromatin, and repositioned through DNA looping. While each of these features of Pol II regulation has been well studied in individual cell …
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A Novel HIV-1 Genomic RNA Packaging Element and its Role in Interplay between RNAPackaging and Gag-Pol Ribosomal Frameshifting
… critical for efficient synthesis of Gag and Gag-pol proteins through shifting of ribosome in -1 nt direction at the ribosomal frameshift signal (RFS). After identification of a Genomic RNA Packaging Element (GRPE) that overlapped with RFS using a dual RNA complementation system, another important …
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Construction of bovine adenovirus type 3 E1 and E3, substitution plasmids and the sequencing analysis of DNA pol and pTP /
… gene products coded by E2 including BAV3 DNA pol and precursor to terminal protein. Comparative analysis of these proteins with their counterparts from human and non human adenoviruses revealed important insights as to the evolutionary lineage of BAV3. In order to insert the kanamycin …
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Subunit Compositions of Arabidopsis DNA-Dependent RNA Polymerases and the Roles of the Plant-Specific RNA Polymerases IV and V in Gene Silencing
In addition to RNA polymerases I, II and III, the essential RNA polymerases present in all eukaryotes, plants have two additional nuclear RNA polymerases, abbreviated as Pol IV and Pol V, that play non-redundant roles in siRNA-directed DNA methylation and gene silencing. Using a combination of …
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Mechanismus der Polymerase-Inkorporation in foamyvirale Partikel
… mit Ausnahme der Foamyviren (FV), wird das Pol-Protein als Gag-Pol-Fusionsprotein exprimiert. Dieser Mechanismus sichert die Inkorporation von Pol in das virale Partikel. FV unterscheiden sich in vielen Merkmalen von den Orthoretroviren, unter anderem wird das Pol-Protein von einer eigenen …
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