20,170 research outputs found

    Certifying Out Of Home Operators in Europe. European Forum for Certification.

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    For the 7th consecutive year a session on organic certification of out-of-home operations was held at the BioFach in Nuremberg, February 2010. The focus on organic catering in Europe is a growing movement. A number of standards and statements are presented thus adding to the sharing of information, experiences and inspiration across borders and organisations. It is hoped that this exchange will facilitate beneficial contacts between those involved in the setting up and development of national and private catering certification standards. The mass catering sector is growing and therefore attracts increasing attention at pan‐European level; The EU regulation for organic food and farming (EC No 834/2007) which came into force on January 1st, 2009, obliges the European Commission to report to the EU Council on the scope of the regulation before the end of 2011, with a clear reference to ‘organic food prepared by mass caterers’. Moreover, a Communication from the Commission to the European Parliament, the Council, the European Economic and Social Committee and the Committee of the Regions of 16 July 2008 on ‘Public procurement for a better environment’ opens up for promoting an increased consumption of organic food and farming products as tools to mitigate climate change. In the following pages the presentations given at the BioFach session on certification of out‐of‐home catering are to be found

    Full length interleukin 33 aggravates radiation-induced skin reaction

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    The interleukin (IL)-1 family member IL-33 has been described as intracellular alarmin with broad roles in wound healing, skin inflammation but also autoimmunity. Its dichotomy between full length (fl) IL-33 and the mature (m) form of IL-33 and its release by necrosis is still not fully understood. Here, we compare functional consequences of both forms in the skin in vivo, and therefore generated two lines of transgenic mice which selectively overexpress mmIL-33 and flmIL-33 in basal keratinocytes. Transgene mRNA was expressed at high level in skin of both lines but not in organs due to the specific K14 promoter. We could demonstrate that transgenic overexpression of mmIL-33 in murine keratinocytes leads to a spontaneous skin inflammation as opposed to flmIL-33. K14-mmIL-33 mice synthesize and secrete high amounts of mmIL-33 along with massive cutaneous manifestations, like increased epidermis and dermis thickness, infiltration of mast cells in the epidermis and dermis layers and marked hyperkeratosis. Using skin inflammation models such as IL-23 administration, imiquimod treatment, or mechanical irritation did not lead to exacerbated inflammation in the K14-flmIL-33 strain. As radiation induces a strong dermatitis due to apoptosis and necrosis, we determined the effect of fractionated radiation (12 Gy, 4 times). In comparison to wild-type mice, an increase in ear thickness in flmIL-33 transgenic mice was observed 25 days after irradiation. Macroscopic examination showed more severe skin symptoms in irradiated ears compared to controls. In summary, secreted mmIL-33 itself has a potent capacity in skin inflammation whereas fl IL-33 is limited due to its intracellular retention. During tissue damage, fl IL-33 exacerbated radiation-induced skin reaction

    Withius hispanus new to the fauna of Slovakia (Pseudoscorpiones: Withiidae)

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    An illustrated description of Withius hispanus (L. Koch, 1873) is provided based on its morphological and morphometric characters. This finding of W. hispanus is the first record of the family Withiidae in Slovakia. The present re-description of this species allows an assessment of the variability of its morphological and morphometric characters

    The World of Organic Agriculture - Statistics and Emerging Trends 2009

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    The 2009 edition of this annual publication documents recent developments in global organic agriculture. It includes contributions from representatives of the organic sector from throughout the world and provides comprehensive organic farming statistics that cover surface area under organic management, numbers of farms and specific information about commodities and land use in organic systems. The book also contains information on the global market of the burgeoning organic sector, the latest developments in organic certification, standards and regulations, and insights into current status and emerging trends for organic agriculture by continent

    Activation policies in Germany : from status protection to basic income support

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    "This paper provides an overview of the sequential shift towards activating labour market and social policy in Germany. It not only shows the changes in the instruments of active and passives labour market policies but also analyzes the implications of this change for the political economy, the governance and the legal structure of a 'Bismarckian' welfare state. Our study points at the changes in Germany's status- and occupation-oriented unemployment benefit regime that has been relinquished for a larger share of dependent population. Unemployment insurance benefit duration is shorter now and newly created basic income support for needy persons is not earnings-related anymore. Pressure on unemployed to take up jobs has increased considerably while more persons than before have access to employment assistance. The paper also aims at a preliminary assessment of the effects of activating labour market policy on labour market as well as social outcomes and sets out probable paths of future adaptation." (Author's abstract, IAB-Doku) ((en))Arbeitsmarktpolitik, Sozialpolitik, Reformpolitik, Hartz-Reform, aktivierende Arbeitsmarktpolitik, aktivierende Sozialpolitik, Aktivierung, Leitbild, Wohlfahrtsstaat, Arbeitslosenunterstützung, Sozialleistungen, Leistungsanspruch, Leistungsbezug, Anspruchsvoraussetzung, Leistungshöhe, Grundsicherung nach SGB XII, Grundsicherung nach SGB II, Zielgruppe, Arbeitslosengeld II-Empfänger, Erwerbsfähigkeit, Sanktion, Arbeitslose, Existenzminimum, Eigentum, Berufswahlfreiheit, Arbeitsverwaltung, Kompetenzverteilung, organisatorischer Wandel, Job-Center, ARGE, aktivierende Arbeitsmarktpolitik - Erfolgskontrolle, öffentliche Ausgaben, Armut, politischer Wandel, Politikumsetzung

    On the Definition of Unemployment and its Implementation in Register Data: The Case of Germany

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    Unemployment information in individual level register data depends on institutional settings, administrative procedures and which registers are merged. In this paper we suggest different implementation strategies for common international and German legal unemployment definitions for the Sample of the Integrated Employment Biographies (IEBS). The IEBS belongs to a new generation of German merged register data that is more comprehensive than previous data sets. Our descriptive figures show large differences in the number of spells and the unemployment duration across implementations. This suggests that empirical results of labour market research are likely to depend on the underlying legal definition of unemployment and its implementation in this data. --unemployment duration,merged administrative individual data,Germany,Stata

    Are you in or out? Recruitment of adolescent smokers into a behavioral smoking cessation intervention.

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    IntroductionEven though many adolescent smokers want to quit, it is difficult to recruit them into smoking cessation interventions. Little is known about which adolescent smokers are currently reached by these measures. In this study we compare participants of a group-based, cognitive behavioral smoking cessation intervention with adolescent smokers who decided against participating.MethodsWithin a non-randomized controlled trial, data of 1053 smokers (aged 11-19) from 42 German secondary schools were analyzed. Of these smokers, 272 were recruited into 47 courses of the intervention. An in-class information session, individually addressing potential participants, and incentives were used as means of recruitment. Personal predictors of participation were analyzed using regression analyses and multivariate path analyses to test for mediation.ResultsIn the path analysis model, nicotine dependence, quit motivation, and a previous quit attempt were directly positively related to participation. Heavier smoking behavior was indirectly positively associated with participation through nicotine dependence and negatively through quit motivation, yielding an overall positive indirect effect. The positive effect of a previous quit attempt on participation was partially mediated through nicotine dependence and quit motivation. The proportion of smoking friends were indirectly positively related to participation, mediated through nicotine dependence.ConclusionsSince adolescents with heavier smoking behavior and stronger nicotine dependence are less likely to undertake a successful unassisted quit attempt, the reach of these young smokers with professional cessation interventions is desirable. Further measures to improve the recruitment of those currently not motivated to quit have to be examined in future studies

    Search for High-energy Neutrinos from Binary Neutron Star Merger GW170817 with ANTARES, IceCube, and the Pierre Auger Observatory

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    The Advanced LIGO and Advanced Virgo observatories recently discovered gravitational waves from a binary neutron star inspiral. A short gamma-ray burst (GRB) that followed the merger of this binary was also recorded by the FermiGamma-ray Burst Monitor (Fermi-GBM), and the Anti-Coincidence Shield for the Spectrometer for the International Gamma-Ray Astrophysics Laboratory(INTEGRAL), indicating particle acceleration by the source. The precise location of the event was determined by optical detections of emission following the merger. We searched for high-energy neutrinos from the merger in the GeV–EeV energy range using the Antares, IceCube, and Pierre Auger Observatories. No neutrinos directionally coincident with the source were detected within ±500 s around the merger time. Additionally, no MeV neutrino burst signal was detected coincident with the merger. We further carried out an extended search in the direction of the source for high-energy neutrinos within the 14 day period following the merger, but found no evidence of emission. We used these results to probe dissipation mechanisms in relativistic outflows driven by the binary neutron star merger. The non-detection is consistent with model predictions of short GRBs observed at a large off-axis angle

    The Emergence of Symbolic Algebra as a Shift in Predominant Models

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    Historians of science find it difficult to pinpoint to an exact period in which symbolic algebra came into existence. This can be explained partly because the historical process leading to this breakthrough in mathematics has been a complex and diffuse one. On the other hand, it might also be the case that in the early twentieth century, historians of mathematics over emphasized the achievements in algebraic procedures and underestimated the conceptual changes leading to symbolic algebra. This paper attempts to provide a more precise setting for the historical context in which this decisive step to symbolic reasoning took place. For that purpose we will consider algebraic problem solving as model-based reasoning and symbolic representation as a model. This allows us to characterize the emergence of symbolic algebra as a shift from a geometrical to a symbolic mode of representation. The use of the symbolic as a model will be situated in the context of mercantilism where merchant activity of exchange has led to reciprocal relations between money and wealth
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