3,650 research outputs found

    Alterglobalization, Global Social Movements, and the Possibility of Political Transformation Through Sport

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    Alterglobalization is the name for a large spectrum of global social movements that present themselves as supporting new forms of globalization, urging that values of democracy, justice, environmental protection, and human rights be put ahead of purely economic concerns. This article develops a framework for the study of the influence of alterglobalization on sport by: outlining a periodization of social move¬ments and sport; proposing a typology of responses to the politics of globalization; and proposing a typology of recent social movements associated with sport. The arti¬cle does not report on an empirical research project, but provides a stock take of what has happened since the 1990s regarding the politics of globalization and the politics of sport, with specific reference to global social movements. The questions raised in this article include: What form do the movements challenging the world sports order today take? Does an alterglobalization movement exist in sport? What alternative models of sport do they propose

    Barriers Exist for Newcomers to Access Spaces for Sport and Recreation

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    Newcomers and other groups experience barriers from being active in sports and physical activity. This is a result of institutional racism. Many spaces do not address the varied and distinct needs of different groups, despite multiculturalism policies in Canada.York's Knowledge Mobilization Unit provides services and funding for faculty, graduate students, and community organizations seeking to maximize the impact of academic research and expertise on public policy, social programming, and professional practice. It is supported by SSHRC and CIHR grants, and by the Office of the Vice-President Research & Innovation. [email protected] www.researchimpact.c

    Effekt av CCCP, rotenon og oligomycin på pankreaskreftcellelinje HPAF-II

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    This bachelor thesis focuses on pancreatic cancer cells, HPAF-II, and their response to treatment with mitochondrial inhibitors such us CCCP, Rotenone and oligomycin. To assess the cell response after treatment with CCCP, Rotenone and Oligomycin vi used Alamar Blue metabolic assay. To determine the optimal cell seeding density, we first ran an experiment with increasing cell density concentrations and evaluated using Alamar Blue. The HPAF-II cells were treated with different inhibitors for 24 hours and 48 hours before assessing viability. CCCP is an uncoupling agent that collapses the proton gradient and disrupts the mitochondrial membrane potential, which further cause mitochondrial swelling and cell death. The results showed that CCCP affect the cells as the cell viability decreased when the CCCP concentration increased, with 50 µM CCCP at 48 hours showed the highest cell death. Rotenone is an inhibitor that inhibits complex I of electron transport chain, and it causes blockade of electron transport chain, which further cause inhibiting ATP synthesis. The results showed that Rotenone had negative effect on the cell as the cell viability increased when the Rotenone concentration increased. Oligomycin is another inhibitor that inhibits the ATP synthase that cells cannot produce ATP. The results showed that Oligomycin affect the cell viability decreased when the Oligomycin concentration increased, with 500 nM Oligomycin at 48 hours showed the highest cell death. The seahorse analyzer measuring the two energy pathways of the cells, mitochondrial respiration, and glycolysis. This was done by measuring the rates of oxygen consumption (OCR) and lactate secretion in the medium surrounding the cells. By measuring the oxygen consumption and free protons in the extracellular flux we can determine the bioenergetic status of the cells. The result shows that the HPAF-II cell line is energetic and using both mitochondrial respiration and glycolysis to produce ATP and this cell line forms a lot of lactates and consumes more oxygen

    The BaBar Prompt Reconstruction manager: A real life example of a constructive approach to software development

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    The need for a working system to automate the Online Prompt Reconstruction (OPR) subsystem has led the members of the OPR group to develop their system using the software cycles development model. Starting with a complete design, they have implemented the system in each cycle using multi-paradigm methods, combining different techniques and languages and enhancing the working system gradually while using it in the production phase. The OPR software has evolved from a set of shell scripts, which were run manually, into a set of partially automated Perl/shell scripts. These will be transformed into a completely automated system based on Perl/C++/Java code with a CORBA distributed architecture, able to execute parallel/multiple PR jobs on a farm of Unix machines

    Sport, health and medicine

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    Sport, health and medicin

    Winter aerosol and trace gas characteristics over a high-altitude station in the Western Ghats, India

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    This paper presents spectral distribution of aerosol optical depth (and derived size distribution), water vapor and ozone in total atmospheric column; in conjunction with particulate mass concentration in the size range from 0.3 to 20 μm and black carbon mass concentration at the surface-level during four different campaigns, conducted in months of December-January-2006-2007 (Campaign I), February-2007 (Campaign II), January-2008 (Campaign III) and November-2008 (Campaign IV) at a high-altitude station, Sinhgad (18°22'N, 73°45'E, 1450 m AMSL) in the Western Ghats of Indian Peninsula. Aerosol optical depth (AOD) measured within the spectral range 440-1020 nm is found lower as compared to that measured over a nearby urban station, Pune; but relatively higher than that over other remote high-altitude stations in India. The columnar Angstrom exponent derived within the 440-870 nm spectral range showed maximum values close to 1 indicating relatively higher contribution from fine-mode particles to aerosol size spectrum. Interestingly, this parameter shows lower values when the total aerosol mass concentration exhibits higher values during afternoon hours. Both columnar water vapor (CWV) and ozone (TCO) exhibit lower values in the morning hours and higher in the afternoon hours. The mass concentration of black carbon shows an association with AOD during the study period over the station. The measured surface aerosol particle number concentrations are used to reconstruct AOD spectra using the Optical Properties of Aerosols and Clouds (OPAC) software package and compared with simultaneously available columnar AOD spectra

    Pencil beam characteristics of the next-generation proton scanning gantry of PSI: design issues and initial commissioning results

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    In this paper we report on the main design features, on the realization process and on selected first results of the initial commissioning of the new Gantry 2 of PSI for the delivery of proton therapy with new advanced pencil beam scanning techniques. We present briefly the characteristics of the new gantry system with main emphasis on the beam optics, on the characterization of the pencil beam used for scanning and on the performance of the scanning system. The idea is to give an overview of the major components of the whole system. The main long-term technical goal of the new equipment of Gantry 2 is to expand the use of pencil beam scanning to the whole spectrum of clinical indications including moving targets. We report here on the initial experience and problems encountered in the development of the system with selected preliminary results of the ongoing commissioning of Gantry

    Variation in the ionic composition in convective showers in Pune, India

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    Rain water samples of equal volume (100 ml) were collected sequentially from 5 convective shower events for a period of 2 years during the summer monsoon seasons of 1988 and 1989 at Pune. A marked decrease in the concentrations of soil-oriented elements Na+, K+, Ca2+ and Mg2+ was observed in the first few samples in all the events followed by a decrease in pH of the subsequent samples. Surprisingly, SO42- also showed similar variation, indicating that soil is contributing some SO42- in rain water. Washout process appears to be an important mechanism for the removal of the major ions from the atmosphere. However, rainout processes seem to be important for the removal of NO3- ions. The study points out that sequential sampling during a single shower appears to give better information about the relationship among H+, Na+, K+, Ca2+, Mg2+, SO42- and NO3- as compared to bulk sampling for longer duration

    Sink mechanism for significantly low level of ozone over the Arabian Sea during monsoon

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    Measurement of surface ozone over the Arabian Sea during the southwest monsoon season (June-September) of 2002 has shown an unusually low level of ozone with an overall average of 9 nmol/mol. Such a low level of ozone could not be explained by simulations using a three-dimensional chemistry transport model, Model for Ozone and Related Tracers (MOZART), which accounts for the known processes of advective transport and includes a standard photochemical mechanism. Thus, for the Arabian Sea region, we propose for the first time that destruction of ozone by reactive halides released from sea salt aerosols is the sink mechanism which played a crucial role in ensuring the significantly low ozone level over the Arabian Sea. Theoretical calculations constrained by observations have shown that, on average, ozone losses due to catalytic action of halogens and due to photolysis plus chemical reaction amount to 2.15 nmol mol-1d-1 and 4.64 nmol mol-1d-1, respectively

    Location decision: a study of inter-city location variables and trade-offs for a group of Iranian managers and professionals.

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    Massachusetts Institute of Technology. Dept. of Urban Studies and Planning. Thesis. 1971. M.C.P.Bibliography: leaves 122-126.M.C.P
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