392 research outputs found

    INSTRUMENTOS DE PROMOCIÓN DE LOS VINOS EN LOS RESTAURANTES DE ALTO NIVEL

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    En los últimos años, la comercialización de vinos está adquiriendo un peso creciente en los establecimientos de restauración. El aumento en la complejidad de la oferta de vinos determina que la elección del consumidor esté condicionada por la oferta presente en la carta y por la influencia del personal de sala. El objetivo del presente trabajo es identificar y caracterizar los instrumentos relevantes de promoción de los vinos que utilizan los restaurantes, en función de la presencia de personal formado en vinos. Como resultado de un estudio realizado para una muestra de restaurantes de alto nivel, observamos que el contenido y el diseño de la carta de vinos se encuentran en granmedida condicionados por la presencia de sumiller, constituyéndose ambos en instrumentos básicos de promoción de los vinos en el restaurante

    Addressing sustainable food management in hotels: proposing a framework and examining hotel groups

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    Purpose - Sustainable food practices have been recognised as a key issue in efforts to improve and report sustainable tourism practices, given the importance of the social, environmental and economic impacts of the food industry throughout its entire chain of production - from farm to fork. From this standpoint, the aim of the present paper is to propose a comprehensive framework for reporting or making decisions concerning sustainable food management in hotels, taking into account the various facets of the food supply chain. Design/methodology/approach - Several dimensions are proposed for dealing with sustainable food management, involving all aspects of food supply chains that may be relevant for hotel decision-making. Furthermore, some key criteria for creating and using indicators of different types (qualitative and quantitative) to address these various dimensions of sustainable food management are suggested. Subsequently, the proposed framework is validated with the sustainability criteria and indicators provided by the top eight hotel groups, according to the 2019 SAM Annual Corporate Sustainability Assessment. Findings - Hotels neglect a number of aspects of sustainable food management identified in the framework. The quality and the quantity of the information provided by hotels are limited. Practical implications - There is a need to improve sustainability in food management in the hotels under analysis in several areas. A comprehensive framework such as that proposed in this paper may be of great value in seeking to remedy this situation. It may also assist users of hotel services and communities in making more informed decisions. Originality/value - The proposed framework may be beneficial in advancing academic debate towards a more embracing and relevant understanding of sustainable food management in hotels and on the indicators required in this regard. Keywords Sustainability indicators, Sustainable supply chain, Food chain management, Food waste, Hotels Paper type Research pape

    Perspectivas para el desarrollo de la telesalud en la Universidad Juan Agustín Maza

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    TeleSalud es la utilización de tecnologías de información y comunicaciones (TICs) para proporcionar servicios e información en salud; derribando las barreras geográficas y temporales, con el objetivo final de contribuir al mejoramiento de la salud de la Población. Por Resolución del Ministerio de Salud 399/2011, se crea la Red Provincial de TeleSalud (RPTM) con la participación de la Universidad Nacional de Cuyo, la Universidad del Aconcagua, la Universidad de Mendoza, la Universidad Juan Agustín Maza, el Ministerio de Salud de la Provincia, el Instituto Zaldívar y el Polo Tecnológico de Mendoza

    IFNL4 ss469415590 polymorphism is associated with unfavourable clinical and immunological status in HIV-infected individuals

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    AbstractThe IFNL4 ss469415590 polymorphism, in high linkage disequilibrium with the IL28B rs12979860 variant, has been associated with hepatitis C virus clearance. We evaluated whether ss469415590 is associated with clinical and immunovirological parameters in human immunodeficiency virus-infected subjects. We found an independent association of the IFNL4 ss469415590 polymorphism with higher prevalence of AIDS-defining illnesses and lower CD4 T cell numbers. These results suggest the existence of common host defence mechanisms against different viral infections

    Perinatal Derivatives: Where Do We Stand? A Roadmap of the Human Placenta and Consensus for Tissue and Cell Nomenclature

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    Progress in the understanding of the biology of perinatal tissues has contributed to the breakthrough revelation of the therapeutic effects of perinatal derivatives (PnD), namely birth-associated tissues, cells, and secreted factors. The significant knowledge acquired in the past two decades, along with the increasing interest in perinatal derivatives, fuels an urgent need for the precise identification of PnD and the establishment of updated consensus criteria policies for their characterization. The aim of this review is not to go into detail on preclinical or clinical trials, but rather we address specific issues that are relevant for the definition/characterization of perinatal cells, starting from an understanding of the development of the human placenta, its structure, and the different cell populations that can be isolated from the different perinatal tissues. We describe where the cells are located within the placenta and their cell morphology and phenotype. We also propose nomenclature for the cell populations and derivatives discussed herein. This review is a joint effort from the COST SPRINT Action (CA17116), which broadly aims at approaching consensus for different aspects of PnD research, such as providing inputs for future standards for the processing and in vitro characterization and clinical application of PnD.Austrian Science Fund (FWF) DOC 31-B26Medical University GrazUniversita Cattolica del Sacro CuorePRIN 2017 program of Italian Ministry of Research and University (MIUR) 2017RSAFK7Ministry of Health, Italy GR-2018-12366992Slovenian Research Agency - Slovenia P3-0108MRIC UL IP-0510Plan Estatal de Investigacion Cientifica y Tecnica y de InnovacionISCIII Subdireccion General de Evaluacion y Fomento de la InvestigacionMinisterio de Economia y Competitividad, Spain PI16/01642European Union (EU)European Community (EC)German Research Foundation (DFG) GE-2223/2-

    Efficacy and safety of preoperative preparation with Lugol''s iodine solution in euthyroid patients with Graves’ disease (LIGRADIS Trial): Study protocol for a multicenter randomized trial

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    Background: Currently, both the American Thyroid Association and the European Thyroid Association recommend preoperative preparation with Lugol''s Solution (LS) for patients undergoing thyroidectomy for Graves’ Disease (GD), but their recommendations are based on low-quality evidence. The LIGRADIS trial aims to provide evidence either to support or refute the systematic use of LS in euthyroid patients undergoing thyroidectomy for GD. Methods: A multicenter randomized controlled trial will be performed. Patients =18 years of age, diagnosed with GD, treated with antithyroid drugs, euthyroid and proposed for total thyroidectomy will be eligible for inclusion. Exclusion criteria will be prior thyroid or parathyroid surgery, hyperparathyroidism that requires associated parathyroidectomy, thyroid cancer that requires adding a lymph node dissection, iodine allergy, consumption of lithium or amiodarone, medically unfit patients (ASA-IV), breastfeeding women, preoperative vocal cord palsy and planned endoscopic, video-assisted or remote access surgery. Between January 2020 and January 2022, 270 patients will be randomized for either receiving or not preoperative preparation with LS. Researchers will be blinded to treatment assignment. The primary outcome will be the rate of postoperative complications: hypoparathyroidism, recurrent laryngeal nerve injury, hematoma, surgical site infection or death. Secondary outcomes will be intraoperative events (Thyroidectomy Difficulty Scale score, blood loss, recurrent laryngeal nerve neuromonitoring signal loss), operative time, postoperative length of stay, hospital readmissions, permanent complications and adverse events associated to LS. Conclusions: There is no conclusive evidence supporting the benefits of preoperative treatment with LS in this setting. This trial aims to provide new insights into future Clinical Practice Guidelines recommendations. Trial registration: ClinicalTrials.gov identifier: NCT03980132. © 202

    Observation of a new chi_b state in radiative transitions to Upsilon(1S) and Upsilon(2S) at ATLAS

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    The chi_b(nP) quarkonium states are produced in proton-proton collisions at the Large Hadron Collider (LHC) at sqrt(s) = 7 TeV and recorded by the ATLAS detector. Using a data sample corresponding to an integrated luminosity of 4.4 fb^-1, these states are reconstructed through their radiative decays to Upsilon(1S,2S) with Upsilon->mu+mu-. In addition to the mass peaks corresponding to the decay modes chi_b(1P,2P)->Upsilon(1S)gamma, a new structure centered at a mass of 10.530+/-0.005 (stat.)+/-0.009 (syst.) GeV is also observed, in both the Upsilon(1S)gamma and Upsilon(2S)gamma decay modes. This is interpreted as the chi_b(3P) system.Comment: 5 pages plus author list (18 pages total), 2 figures, 1 table, corrected author list, matches final version in Physical Review Letter

    Search for displaced vertices arising from decays of new heavy particles in 7 TeV pp collisions at ATLAS

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    We present the results of a search for new, heavy particles that decay at a significant distance from their production point into a final state containing charged hadrons in association with a high-momentum muon. The search is conducted in a pp-collision data sample with a center-of-mass energy of 7 TeV and an integrated luminosity of 33 pb^-1 collected in 2010 by the ATLAS detector operating at the Large Hadron Collider. Production of such particles is expected in various scenarios of physics beyond the standard model. We observe no signal and place limits on the production cross-section of supersymmetric particles in an R-parity-violating scenario as a function of the neutralino lifetime. Limits are presented for different squark and neutralino masses, enabling extension of the limits to a variety of other models.Comment: 8 pages plus author list (20 pages total), 8 figures, 1 table, final version to appear in Physics Letters

    Reducing heterotic M-theory to five dimensional supergravity on a manifold with boundary

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    This paper constructs the reduction of heterotic MM-theory in eleven dimensions to a supergravity model on a manifold with boundary in five dimensions using a Calabi-Yau three-fold. New results are presented for the boundary terms in the action and for the boundary conditions on the bulk fields. Some general features of dualisation on a manifold with boundary are used to explain the origin of some topological terms in the action. The effect of gaugino condensation on the fermion boundary conditions leads to a `twist' in the chirality of the gravitino which can provide an uplifting mechanism in the vacuum energy to cancel the cosmological constant after moduli stabilisation.Comment: 16 pages, RevTe

    Measurement of the inclusive isolated prompt photon cross-section in pp collisions at sqrt(s)= 7 TeV using 35 pb-1 of ATLAS data

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    A measurement of the differential cross-section for the inclusive production of isolated prompt photons in pp collisions at a center-of-mass energy sqrt(s) = 7 TeV is presented. The measurement covers the pseudorapidity ranges |eta|<1.37 and 1.52<=|eta|<2.37 in the transverse energy range 45<=E_T<400GeV. The results are based on an integrated luminosity of 35 pb-1, collected with the ATLAS detector at the LHC. The yields of the signal photons are measured using a data-driven technique, based on the observed distribution of the hadronic energy in a narrow cone around the photon candidate and the photon selection criteria. The results are compared with next-to-leading order perturbative QCD calculations and found to be in good agreement over four orders of magnitude in cross-section.Comment: 7 pages plus author list (18 pages total), 2 figures, 4 tables, final version published in Physics Letters
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