274 research outputs found

    Corriente Positiva: el poder terapéutico del arte

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    [ES] Basándonos en diversas teorías, así como en artistas que nos sirven de referentes interesados por prácticas orientales y occidentales, científicas y esotéricas. Este TFG investiga las propiedades terapéuticas y sociales del arte y a su vez el rol de chamán del artista. Teniendo en cuenta el concepto de colectivo entre espectadores y artistas, se busca crear una serie de piezas que creen un bienestar en el público tanto individualmente como grupalmente, a través de la experimentación y del juego con los materiales que busca romper barreras entre disciplinas.[EN] Based on various theories, as well as on artists who serves us as a reference and who are interested in Eastern and Western, scientific and esoteric practices. This TFG investigates the therapeutic and social properties of art and at the same time the role of the artist/ shaman. Taking into account the concept of collective between spectators and artists, the aim is to create a series of pieces that create a well-being in the audience both individually and as a group, through an experimentation with the materials that seek to break down barriers between disciplines.Merlano Ramírez, V. (2018). Corriente Positiva: el poder terapéutico del arte. http://hdl.handle.net/10251/110038TFG

    Nivel de satisfacción en la asignación de citas médicas en el servicio de consulta externa en la ESE Hospital San Vicente de Paúl de Mistrató Risaralda

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    El acceso a los servicios de salud es una preocupación mundial que incluso hace parte de la agenda mundial para el desarrollo. Así mismo, la calidad, que según la OMS es el conjunto de servicios diagnósticos y terapéuticos más adecuados para conseguir una atención sanitaria óptima, teniendo en cuenta todos los factores y conocimientos del usuario y del servicio médico, logrando un resultado con el mínimo riesgo de efectos, y la máxima satisfacción del usuario

    Adenovirus 5 produces obesity and adverse metabolic, morphological, and functional changes in the long term in animals fed a balanced diet or a high‑fat diet: a study on hamsters

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    Adenovirus 5 (Ad-5) infection is a common cause of acute respiratory infections and the main vector used in gene therapy. There are few studies on the relationship of Ad-5 to obesity. In the present study, we evaluated the chronic effects of Ad-5 infection on golden (Syrian) hamsters fed either a balanced diet (BD) or a high-fat diet (HFD). After a single inoculation with Ad-5 (1 × 107 pfu), the body weight of the animals was measured weekly. Medium-term (22 weeks) serum biochemical analyses and long-term (44 weeks) liver morphology, adiposity, and locomotive functionality (movement velocity) assessments were carried out. In the animals fed the BD, adenovirus infection produced hyperglycemia and hyperlipidemia. In the long term, it produced a 57% increase in epididymal pad fat and a 30% body weight gain compared with uninoculated animals. In addition, morphological changes related to non-alcoholic fatty liver disease (NAFLD) were observed. The animals fed the HFD had similar but more severe changes. In addition, the hamsters presented an obesity paradox: at the end of the study, the animals that had the most morphological and functional changes (significantly reduced movement velocity) had the lowest body weight. Despite the fact that an HFD appears to be a more harmful factor in the long term than adenovirus infection alone, infection could increase the severity of harmful effects in individuals with an HFD. Epidemiological studies are needed to evaluate the effect of adenovirus as a precursor of chronic liver and cardiovascular diseases, including the chronic effects of gene therapy

    Vitamin E profile in rice (Oryza sativa L.) seeds grown and commercialized in Costa Rica

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    Introducción. El arroz (Oryza sativa L.) es uno de los cereales más consumidos a nivel mundial, las subespecies índicas y japónicas son las más cultivadas. La vitamina E presente en el arroz posee alta actividad antioxidante que contribuye a extender la longevidad de sus semillas. Su cuantificación permite conocer el aporte nutricional respecto a esta vitamina. Objetivo. Analizar el perfil de vitamina E en semillas de las subespecies de arroz (O. sativa L.) índicas (comerciales registradas, aromáticas, promisorias en desarrollo) y japónicas, consumidas en Costa Rica. Materiales y métodos. Se analizaron veintisiete materiales cultivados en las regiones Chorotega y Brunca, Costa Rica, cosechados en 2020. Se cuantificó la vitamina E por cromatografía líquida de ultra-alta resolución acoplado a detección por masas de cuadrupolo triple con fuente de ionización química a presión atmosférica, en el Centro para Investigaciones en Granos y Semillas (CIGRAS), Universidad de Costa Rica, en 2021. Resultados. En el perfil de vitamina E se obtuvo un agrupamiento característico para las muestras japónicas, opuesto al presentado por las muestras índicas. Los compuestos mayoritarios fueron γ-tocotrienol, α-tocoferol y γ-tocoferol, el rango de concentración total de vitamina E fue de 5,50 a 33,20 μg g-1, donde la subespecie japónica fue la que reportó menor cantidad (6,30 – 8,80 μg g-1), mientras que la muestra Nayuribe, perteneciente a la subespecie índica comercial registrada obtuvo la concentración más alta (33,20 ± 7,40 μg g-1). Conclusión. Aunque las subvariedades analizadas son filogenéticamente de la misma especie, las diferencias significativas encontradas en el aporte nutricional de vitamina E pueden deberse a características intrínsecas de cada subespecie. El contenido significativamente alto de vitamina E de la muestra Nayuribe evidenció que es posible encontrar acervos para alto contenido de vitamina E entre las variedades analizadas.Introduction. Rice (Oryza sativa L.) is one of the most consumed cereals worldwide, the indica and japonica subspecies are the most cultivated. The vitamin E present in rice has a high antioxidant activity that contributes to extend the longevity of its seeds. Its quantification allows to know the nutritional contribution of this vitamin. Objective. To analyze the vitamin E profile in seeds of indica (registered commercial, aromatic, promising in development) and japonica subspecies of rice (O. sativa L.), consumed in Costa Rica. Materials and methods. Twenty-seven materials grown in the Chorotega and Brunca regions of Costa Rica, harvested in 2020 were analyzed. Vitamin E was quantified by ultra-high performance liquid chromatography coupled to triple quadrupole mass detection with chemical ionization source at atmospheric pressure at the Centro para Investigaciones en Granos y Semillas (CIGRAS), Universidad de Costa Rica, in 2021. Results. In the vitamin E profile, a characteristic clustering was obtained for the japonica samples, which was opposite to that presented by the indica samples. The majority compounds were γ-tocotrienol, α-tocopherol, and γ-tocopherol, the range of total vitamin E concentration was 5.50 to 33.20 μg g-1, where the japonica subspecies reported the lowest amount (6.30 – 8.80 μg g-1), while the Nayuribe sample, belonging to the registered commercial indica subspecies, obtained the highest concentration (33.20 ± 7.40 μg g-1). Conclusion. Although the analyzed subvarieties are phylogenetically from the same species, the significant differences found in the nutritional intake of vitamin E may be due to intrinsic characteristics of each subspecies. The significantly high vitamin E content in the Nayuribe sample showed that it is possible to find stocks for a high vitamin E content among the varieties analyzed.Universidad de Costa Rica/[734-C0-213]/UCR/Costa RicaUniversidad de Costa Rica/[734-B2-060]/UCR/Costa RicaUCR::Vicerrectoría de Investigación::Unidades de Investigación::Ciencias Agroalimentarias::Centro para Investigaciones en Granos y Semillas (CIGRAS

    COVID-19 y su impacto en la odontología

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    COVID-19 is a recent disease, this virus has shown in various studies to have an approximate incubation time of five days. The health areas, including the area of dentistry, have been seen in a panorama of high vulnerability and exposure, this has allowed modifying the role of the dental surgeon during this pandemic, adopting new biosafety guidelines to keep the health of healthcare personnel and patients. Thus, the protocols for the use of PPE, oral cavity antisepsis and disinfection have become pillars of emergency and emergency treatment care. The objective of this literature review is to highlight the information collected during the health crisis and the updating of protocols adopted by dental surgeons and healthcare personnel to provide adequate care during the pandemic.El COVID-19 es una nueva enfermedad, este virus ha demostrado en diversos estudios tener un tiempo de incubación aproximado de cinco días. Las áreas sanitarias, incluyendo el área odontológica, se han visto en un panorama de alta vulnerabilidad y exposición, ello ha permitido modificar el rol del cirujano dentista durante esta pandemia, adoptando nuevos lineamientos de bioseguridad para preservar la salud del personal asistencial y pacientes. Es así que los protocolos en el uso de EPP, antisepsia de la cavidad bucal y desinfección se han convertido en pilares de la atención de tratamientos de urgencia y emergencia. El objetivo de la presente revisión de literatura es evidenciar la información recolectada durante la crisis sanitaria y la actualización de protocolos adoptados por los cirujanos dentistas y personal asistencial para dar una atención adecuada durante la pandemia

    Challenges in QCD matter physics - The Compressed Baryonic Matter experiment at FAIR

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    Substantial experimental and theoretical efforts worldwide are devoted to explore the phase diagram of strongly interacting matter. At LHC and top RHIC energies, QCD matter is studied at very high temperatures and nearly vanishing net-baryon densities. There is evidence that a Quark-Gluon-Plasma (QGP) was created at experiments at RHIC and LHC. The transition from the QGP back to the hadron gas is found to be a smooth cross over. For larger net-baryon densities and lower temperatures, it is expected that the QCD phase diagram exhibits a rich structure, such as a first-order phase transition between hadronic and partonic matter which terminates in a critical point, or exotic phases like quarkyonic matter. The discovery of these landmarks would be a breakthrough in our understanding of the strong interaction and is therefore in the focus of various high-energy heavy-ion research programs. The Compressed Baryonic Matter (CBM) experiment at FAIR will play a unique role in the exploration of the QCD phase diagram in the region of high net-baryon densities, because it is designed to run at unprecedented interaction rates. High-rate operation is the key prerequisite for high-precision measurements of multi-differential observables and of rare diagnostic probes which are sensitive to the dense phase of the nuclear fireball. The goal of the CBM experiment at SIS100 (sqrt(s_NN) = 2.7 - 4.9 GeV) is to discover fundamental properties of QCD matter: the phase structure at large baryon-chemical potentials (mu_B > 500 MeV), effects of chiral symmetry, and the equation-of-state at high density as it is expected to occur in the core of neutron stars. In this article, we review the motivation for and the physics programme of CBM, including activities before the start of data taking in 2022, in the context of the worldwide efforts to explore high-density QCD matter.Comment: 15 pages, 11 figures. Published in European Physical Journal

    Organizational Heterogeneity of Vertebrate Genomes

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    Genomes of higher eukaryotes are mosaics of segments with various structural, functional, and evolutionary properties. The availability of whole-genome sequences allows the investigation of their structure as “texts” using different statistical and computational methods. One such method, referred to as Compositional Spectra (CS) analysis, is based on scoring the occurrences of fixed-length oligonucleotides (k-mers) in the target DNA sequence. CS analysis allows generating species- or region-specific characteristics of the genome, regardless of their length and the presence of coding DNA. In this study, we consider the heterogeneity of vertebrate genomes as a joint effect of regional variation in sequence organization superimposed on the differences in nucleotide composition. We estimated compositional and organizational heterogeneity of genome and chromosome sequences separately and found that both heterogeneity types vary widely among genomes as well as among chromosomes in all investigated taxonomic groups. The high correspondence of heterogeneity scores obtained on three genome fractions, coding, repetitive, and the remaining part of the noncoding DNA (the genome dark matter - GDM) allows the assumption that CS-heterogeneity may have functional relevance to genome regulation. Of special interest for such interpretation is the fact that natural GDM sequences display the highest deviation from the corresponding reshuffled sequences

    Erratum: Global, regional, and national comparative risk assessment of 84 behavioural, environmental and occupational, and metabolic risks or clusters of risks for 195 countries and territories, 1990–2017: a systematic analysis for the Global Burden of Disease Study 2017

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    Interpretation: By quantifying levels and trends in exposures to risk factors and the resulting disease burden, this assessment offers insight into where past policy and programme efforts might have been successful and highlights current priorities for public health action. Decreases in behavioural, environmental, and occupational risks have largely offset the effects of population growth and ageing, in relation to trends in absolute burden. Conversely, the combination of increasing metabolic risks and population ageing will probably continue to drive the increasing trends in non-communicable diseases at the global level, which presents both a public health challenge and opportunity. We see considerable spatiotemporal heterogeneity in levels of risk exposure and risk-attributable burden. Although levels of development underlie some of this heterogeneity, O/E ratios show risks for which countries are overperforming or underperforming relative to their level of development. As such, these ratios provide a benchmarking tool to help to focus local decision making. Our findings reinforce the importance of both risk exposure monitoring and epidemiological research to assess causal connections between risks and health outcomes, and they highlight the usefulness of the GBD study in synthesising data to draw comprehensive and robust conclusions that help to inform good policy and strategic health planning

    Bose-Einstein correlations of charged hadrons in proton-proton collisions at s\sqrt s = 13 TeV

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    Bose-Einstein correlations of charged hadrons are measured over a broad multiplicity range, from a few particles up to about 250 reconstructed charged hadrons in proton-proton collisions at s \sqrt{s} = 13 TeV. The results are based on data collected using the CMS detector at the LHC during runs with a special low-pileup configuration. Three analysis techniques with different degrees of dependence on simulations are used to remove the non-Bose-Einstein background from the correlation functions. All three methods give consistent results. The measured lengths of homogeneity are studied as functions of particle multiplicity as well as average pair transverse momentum and mass. The results are compared with data from both CMS and ATLAS at s \sqrt{s} = 7 TeV, as well as with theoretical predictions.[graphic not available: see fulltext]Bose-Einstein correlations of charged hadrons are measured over a broad multiplicity range, from a few particles up to about 250 reconstructed charged hadrons in proton-proton collisions at s=\sqrt{s} = 13 TeV. The results are based on data collected using the CMS detector at the LHC during runs with a special low-pileup configuration. Three analysis techniques with different degrees of dependence on simulations are used to remove the non-Bose-Einstein background from the correlation functions. All three methods give consistent results. The measured lengths of homogeneity are studied as functions of particle multiplicity as well as average pair transverse momentum and mass. The results are compared with data from both CMS and ATLAS at s=\sqrt{s} = 7 TeV, as well as with theoretical predictions

    Studies of Beauty Suppression via Nonprompt D-0 Mesons in Pb-Pb Collisions at root s(NN)=5.02 TeV

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    The transverse momentum spectra of D-0 mesons from b hadron decays are measured at midrapidity (vertical bar y vertical bar D-0 yield is found to be suppressed in the measured p(T) range from 2 to 100 GeV/c as compared to pp collisions. The suppression is weaker than that of prompt D-0 mesons and charged hadrons for p(T) around 10 GeV/c. While theoretical calculations incorporating partonic energy loss in the quark-gluon plasma can successfully describe the measured B -> D-0 suppression at higher p(T), the data show an indication of larger suppression than the model predictions in the range of 2 <p(T) <5 GeV/c.Peer reviewe
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