2,446 research outputs found

    Introduction to Library Trends 23 (3) Winter 1975: Music and Fine Arts in the General Library

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    Printed Music in the British Museum: An Account of the Collections, the Catalogues, and Their Formation, up to 1920 (Book Review)

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    published or submitted for publicatio

    In-house validation of an Event-specific Method for the Quantification of Oliseed Rape MS1 using Real-time PCR

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    The European Union Reference Laboratory for GM Food and Feed (EU-RL GMFF), established by Regulation (EC) No 1829/2003, has carried out an in-house validation study to assess the performance of a quantitative event-specific method on the oilseed rape event MS1 (unique identifier ACS-BN004-7). In accordance to Regulation (EC) No 1829/2003 of 22 September 2003 on genetically modified food and feed and to Regulation (EC) No 641/2004 of 6 April 2004 on detailed rules for the implementation of Regulation (EC) No 1829/2003, Syngenta Crop Protection AG) provided the detection method and the control samples. The EU-RL GMFF prepared the validation samples [calibration samples and blind samples at different GM percentages (DNA/DNA)]. The results of the in-house validation were evaluated with respect to method acceptance criteria and method performance requirements recommended by the European Network of GMO Laboratories (ENGL) (http://gmocrl.jrc.ec.europa.eu/guidancedocs.htm) and to its applicability in different real-time PCR instruments. The results obtained indicate that the method complies with the ENGL criteria. The method is therefore considered applicable to the control samples provided, in accordance with the requirements of Annex I – 2.C.2 to Regulation (EC) No 641/2004.JRC.I.3-Molecular Biology and Genomic

    Event-specific Method for the Quantification of Maize 98140 by Real-time PCR

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    The European Union Reference Laboratory for GM Food and Feed (EU-RL GMFF), established by Regulation (EC) No 1829/2003, has carried out a validation study to assess the performance of a quantitative event-specific method on the maize event 98140 (unique identifier DP-098140-6). The collaborative trial was conducted according to internationally accepted guidelines. In accordance to Regulation (EC) No 1829/2003 of 22 September 2003 on genetically modified food and feed and to Regulation (EC) No 641/2004 of 6 April 2004 on detailed rules for the implementation of Regulation (EC) No 1829/2003, Pioneer Overseas Corporation provided the detection method and the control samples. The EU-RL GMFF prepared the validation samples [calibration samples and blind samples at unknown GM percentages(DNA/DNA)]. The results of the international collaborative trial met the European Network of GMO Laboratories (ENGL) method performance requirements (http://gmocrl.jrc.ec.europa.eu/guidancedocs.htm). The method is therefore considered applicable to the control samples provided, in accordance with the requirements of Annex I – 2.C.2 to Regulation (EC) No 641/2004.JRC.I.3-Molecular Biology and Genomic

    Event-specific Method for the Quantification of Maize MIR162 by Real-time PCR

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    The European Union Reference Laboratory for Genetically Modified Food and Feed (EURL-GMFF), established by Regulation (EC) No 1829/2003, in collaboration with the European Network of GMO Laboratories (ENGL), has carried out a collaborative study to assess the performance of a quantitative event-specific method to detect and quantify the MIR162 transformation event (unique identifier SYN-IR162-4) in maize DNA. The collaborative study was conducted according to internationally accepted guidelines (1, 2). In accordance to Regulation (EC) No 1829/2003 of 22 September 2003 on genetically modified food and feed and with Regulation (EC) No 641/2004 of 6 April 2004 on detailed rules for the implementation of Regulation (EC) No 1829/2003, Syngenta Seeds S.A.S. provided the detection method and the control samples (genomic DNA extracted from homogenised seeds containing the transformation event and from conventional homogenised seeds). The EURL-GMFF prepared the validation samples (calibration samples and blind samples at unknown GM percentage [DNA/DNA]). The collaborative study involved twelve laboratories from nine European countries. The results of the international collaborative study met the ENGL performance requirements. The method is therefore considered applicable to the control samples provided, in accordance with the requirements of Annex I-2.C.2 to Commission Regulation (EC) No 641/2004. The results of the collaborative study are made publicly available at http://gmo-crl.jrc.ec.europa.eu/.JRC.I.3-Molecular Biology and Genomic

    In-house validation of an Event-specific Method for the Quantification of Oliseed Rape Topas 19/2 using Real-time PCR

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    The European Union Reference Laboratory for GM Food and Feed (EU-RL GMFF), established by Regulation (EC) No 1829/2003, has carried out an in-house validation study to assess the performance of a quantitative event-specific method on the oilseed rape event Topas 19/2 (unique identifier ACS-BN007-1). In accordance to Regulation (EC) No 1829/2003 of 22 September 2003 on genetically modified food and feed and to Regulation (EC) No 641/2004 of 6 April 2004 on detailed rules for the implementation of Regulation (EC) No 1829/2003, Bayer CropScience provided the detection method and the control samples. The EU-RL GMFF prepared the validation samples [calibration samples and blind samples at different GM percentages (DNA/DNA)]. The results of the in-house validation were evaluated with respect to method acceptance criteria and method performance requirements recommended by the European Network of GMO Laboratories (ENGL) (http://gmocrl.jrc.ec.europa.eu/guidancedocs.htm) and to its applicability in different real-time PCR instruments. The results obtained indicate that the method complies with the ENGL criteria. The method is therefore considered applicable to the control samples provided, in accordance with the requirements of Annex I – 2.C.2 to Regulation (EC) No 641/2004.JRC.I.3-Molecular Biology and Genomic

    Improvement of European translational cancer research. Collaboration between comprehensive cancer centers

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    Even though the increasing incidence of cancer is mainly a consequence of a population with a longer life span, part of this augmentation is related to the increasing prevalence of patients living with a chronic cancer disease. To fight the problem, improved preventive strategies are mandatory in combination with an innovative health care provision that is driven by research. To overcome the weakness of translational research the OECI is proposing a practical approach as part of a strategy foreseen by the EUROCAN+PLUS feasibility study, which was launched by the EC in order to identify mechanisms for the coordination of cancer research in Europe

    The Acute Effects of Whole Body Vibration on Isometric Mid-Thigh Pull Performance

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    Acute exposure to vibration has been suggested to produce transient increases in muscular strength (1,2,8), vertical jump displacement (4,8), and power output (2,6,7) recorded while performing various tasks. It has been hypothesized that the reported acute vibration induced increases in performance occur as a result of alterations in neuromuscular stimulation (1,3,4). Specifically, most studies have ascribed the observed improvements to the likeliness of Whole Body Vibration (WBV) in producing a “tonic vibration reflex” (TVR) in which the primary nerve endings of the Ia afferents of the muscle spindle are activated. This is thought to result in the excitation of the alpha-motor neurons and activation of the extrafusal fibers (4) which likely leads to a greater synchronization of motor units as a result of homonymous motor unit contraction. However, not all investigations report improvements in muscular strength (4), vertical jump (7), and power production in response to acute vibration (4). While the current body of scientific knowledge offers conflicting evidence on the effectiveness of WBV in augmenting neuromuscular performance it is possible that WBV may result in alterations to specific aspects of the force-time curve during the performance of a maximal isometric contraction. Therefore, the primary purpose of this investigation was to examine the effects of WBV performed using 30 Hz frequency and 2-4 mm amplitude on the force-time curves of an isometric mid-thigh pull

    Canopy Flow Analysis Reveals the Advantage of Size in the Oldest Communities of Multicellular Eukaryotes

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    SummaryAt Mistaken Point, Newfoundland, Canada, rangeomorph “fronds” dominate the earliest (579–565 million years ago) fossil communities of large (0.1 to 2 m height) multicellular benthic eukaryotes. They lived in low-flow environments, fueled by uptake [1–3] of dissolved reactants (osmotrophy). However, prokaryotes are effective osmotrophs, and the advantage of taller eukaryotic osmotrophs in this deep-water community context has not been addressed. We reconstructed flow-velocity profiles and vertical mixing using canopy flow models appropriate to the densities of the observed communities. Further modeling of processes at organismal surfaces documents increasing uptake with height in the community as a function of thinning of the diffusive boundary layer with increased velocity. The velocity profile, produced by canopy flow in the community, generates this advantage of upward growth. Alternative models of upward growth advantage based on redox/resource gradients fail, given the efficiency of vertical mixing. In benthic communities of osmotrophs of sufficient density, access to flow in low-flow settings provides an advantage to taller architecture, providing a selectional driver for communities of tall eukaryotes in contexts where phototropism cannot contribute to upward growth. These Ediacaran deep-sea fossils were preserved during the increasing oxygenation prior to the Cambrian radiation of animals and likely represent an important phase in the ecological and evolutionary transition to more complex eukaryotic forms.Video Abstrac
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