16 research outputs found

    Programa intensivo ERASMUS: TOPCART. Documentación Geométrica del Patrimonio (memoria de actividades 2010-2011)

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    [EN] Data contained in this record come from the following accademic activity (from which it is possible to locate additional records related with the Monastery):● LDGP_inv_002: "Intensive Program ERASMUS: TOPCART. Geometric Documentation of the Heritage (administrative and academic documentation)", http://hdl.handle.net/10810/9906[ES] Los datos de este registro provienen de la una actividad académica que también aparece descrita en el repositorio y desde donde se puede acceder a otros trabajos relacionados con el Monasterio:● LDGP_inv_002: "Programa intensivo ERASMUS: TOPCART. Documentación Geométrica del Patrimonio (documentación administrativa y académica)", http://hdl.handle.net/10810/9906[EN] The main objective this project is looking for is the exchange of practical methodologies, in topics related with the measure and representation of heritage, between teachers and specially students from different countries. For the achievement of this aim we expect the participation of a group of about 30 students and 8 lecturers from Germany, Italy, Greece, Lithuania and Spain.Activities will be focused on the development of concrete projects in documentation of heritage, specifically in the San Prudencio Monastery (La Rioja, Spain). In this site, digital techniques for the acquisition of geometric information from GPS equipment, surveying total stations, laser scanner and photogrammetry systems, will be put into practice.Obtained data will be processed as follows: first of all, they will be documented by adding necessary metadata in order to ensure their use in the future, then, they will be treated to obtain cartographic representations and virtual models which can be distributed on the Internet.As results we expect: metric data of the monument, graphic models for difussion and collaboration partnertships.[ES] El objetivo principal que se persigue en este proyecto es el intercambio de metodológico práctico, en materias afines a la medida y la representación del patrimonio, entre profesores y fundamentalmente alumnos, de diferentes países. Para la consecución de este fin se espera la participación de un grupo de aproximadamente 25 alumnos y 8 profesores de (Alemania, Italia, Grecia, Lituania y España).Las actividades se centrarán en el desarrollo de proyectos concretos de documentación de elementos patrimoniales, en concreto el apartado práctico se desarrollará en el Monasterio de San Prudencio (La Rioja, España). En el se aplicarán técnicas digitales de registro de información geométrica, constituidas por receptores GPS, estaciones totales topográficas, escáneres láser y sistemas fotogramétricos.Los datos obtenidos serán tratados de la siguiente manera: en primer lugar serán documentados, mediante la adición de la metainformación necesaria para garantizar su utilidad a lo largo del tiempo, seguidamente serán procesados con el fin de obtener las representaciones cartográficas y modelos virtuales de representación que puedan ser difundidas por medio de Internet.Como resultados se pretenden: un conjunto de registros métricos del momento de la intervención, modelos gráficos de difusión y finalmente relaciones de colaboración interpersonal e interinstitucional.European Commission, DG Education and Culture (Erasmus 2009-1-ES1-ERAIP-0013, 2010-1-ES1-ERA10-0024); Organismo Autónomo Programas Educativos Europeos (OAPEE); Gobierno de La Rioja (Spain); Universidad de La Rioja; Clavijo City Council; Logroño City Council; Ilustre Colegio de Ingenieros Técnicos en Topografía (Delegación de La Rioja)[ES] Memoria de proyecto (PDF) [es el último fichero de la lista, el enlace directo es https://addi.ehu.es/bitstream/10810/7053/1053/ldgp_mem011-1_Clavijo_SanPrudencio.pdf] + 11 imágenes de la visita preliminar en abril de 2009, en formato JPEG + 19 nubes de puntos en formato txt (comprimido en ZIP junto a un fichero de metadatos y una imagen que sirve de croquis y que también se presenta suelta) + 27 fotografías tomadas desde un helicóptero radicontrolado en 2011 por el grupo H (JPEG) + 18 fotografías métricas del edificio en forma de -L- tomadas desde el Sur + 13 fotografías métricas del edificio en forma de -L- tomadas desde el Este + 95 fotografías métricas del interior del edificio en forma de -L- (JPEG) + 35 fotografías métricas tomadas desde el cerro que se encuentra al sur (JPEG) + 8 fotografías métricas que forman 4 pares estereoscópicos (2 del grupo B y 2 del grupo D) (JPEG) + 183 fotografías métricas que forman 91 tripletas (grupos B, C y D) (JPEG). [NOTA: este registro no está cerrado, se irán incorporando nuevos materiales de forma progresiva][EN] General report (PDF) [it is the last file of the list, the direct link is https://addi.ehu.es/bitstream/10810/7053/1053/ldgp_mem011-1_Clavijo_SanPrudencio.pdf] + 11 pictures taken during the preliminary visit in April 2009 (JPEG format) + 19 point clouds in plain text (compressed in a ZIP file together with a file with metadata and an image PNG as sketch, these image are also presented on their own) + 27 photographs taken from a remote-controlled helicopter for the group H in 2011(JPEG) + 18 metric pictures of the L-shaped building taken from the South (JPEG) + 13 metric pictures of the L-shaped building taken from the East (JPEG) + 95 metric pictures of the inside part of the L-shaped building (JPEG) + 35 metric photographs taken from the hill opposite in the Southern + 8 metric photographs in four stereopairs (2 from group B and 2 from group D) (JPEG) + 183 metric photographs arranged in 91 triplets from groups B, C and D (JPEG). [NOTE: this record is not closed, more data will be uploaded progressively

    Reduced Human Leukocyte Antigen (HLA) Protection in Gulf War Illness (GWI)

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    Background: Gulf War Illness (GWI) is a disease of unknown etiology with symptoms suggesting the involvement of an immune process. Here we tested the hypothesis that Human Leukocyte Antigen (HLA) composition might differ between veterans with and without GWI. Methods: We identified 144 unique alleles of Class I and II HLA genes in 82 veterans (66 with and 16 without GWI). We tested the hypothesis that a subset of HLA alleles may classify veterans in their respective group using a stepwise linear discriminant analysis. In addition, each participant rated symptom severity in 6 domains according to established GWI criteria, and an overall symptom severity was calculated. Findings: We found 6 Class II alleles that classified participants 84.1% correctly (13/16 control and 56/66 GWI). The number of copies of the 6 alleles was significantly higher in the control group, suggesting a protective role. This was supported by a significant negative dependence of overall symptom severity on the number of allele copies, such that symptom severity was lower in participants with larger numbers of allele copies. Interpretation: These results indicate a reduced HLA protection (i.e. genetic susceptibility) in veterans with GWI. Funding: University of Minnesota and U.S. Department of Veterans Affairs

    The effects of human leukocyte antigen DRB1*13 and apolipoprotein E on age-related variability of synchronous neural interactions in healthy womenResearch in Context

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    Background: Age-related brain changes are well-documented and influenced by genetics. Extensive research links apolipoprotein E (apoE) to brain function, with the E4 allele serving as a risk factor for brain disease, including Alzheimer's disease, and the E2 allele conferring protection. Recent evidence also supports protective effects of another gene, human leukocyte antigen (HLA) DRB1*13, on brain disease and age-related brain atrophy in cognitively healthy adults. Here we investigated the effects of apoE and HLA DRB1*13 on brain function by examining changes in neural network properties with age in healthy adults. Methods: One hundred seventy-eight cognitively healthy women (28–99 y old) underwent a magnetoencephalography scan and provided a blood sample for genetic analysis. Age-related changes in neural network variability in genetic subgroups of DRB1*13 × apoE genotype combinations were assessed using linear regression of network variability against age. Findings: For individuals lacking a DRB1*13 allele and/or carrying an apoE4 allele, network variability increased significantly with age. In contrast, no such increase was observed in the presence of DRB1*13 and/or apoE2. Interpretation: These findings extend previous research documenting the protective effect of DRB1*13 on brain structure to include protection against age-related changes in brain function, and demonstrate similar protective effects on neural network variability for either DRB1*13 or apoE2. These protective effects could be due to reduction or elimination of factors known to disrupt brain function, including neuroinflammation and amyloid beta protein. Funding: U.S. Department of Veterans Affairs, and University of Minnesota. Keywords: Healthy brain aging, Human leukocyte antigen, DRB1*13, Apolipoprotein E, Neural network, Magnetoencephalograph

    Protective Effect of Human Leukocyte Antigen (HLA) Allele DRB1*13:02 on Age-Related Brain Gray Matter Volume Reduction in Healthy Women

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    Background: Reduction of brain volume (brain atrophy) during healthy brain aging is well documented and dependent on genetic, lifestyle and environmental factors. Here we investigated the possible dependence of brain gray matter volume reduction in the absence of the Human Leukocyte Antigen (HLA) allele DRB1*13:02 which prevents brain atrophy in Gulf War Illness (James et al., 2017). Methods: Seventy-one cognitively healthy women (32–69 years old) underwent a structural Magnetic Resonance Imaging (sMRI) scan to measure the volumes of total gray matter, cerebrocortical gray matter, and subcortical gray matter. Participants were assigned to two groups, depending on whether they lacked the DRB1*13:02 allele (No DRB1*13:02 group, N = 60) or carried the DRB1*13:02 allele (N = 11). We assessed the change of brain gray matter volume with age in each group by performing a linear regression where the brain volume (adjusted for total intracranial volume) was the dependent variable and age was the independent variable. Findings: In the No DRB1*13:02 group, the volumes of total gray matter, cerebrocortical gray matter, and subcortical gray matter were reduced highly significantly. In contrast, none of these volumes showed a statistically significant reduction with age in the DRB1*13:02 group. Interpretation: These findings document the protective effect of DRB1*13:02 on age-dependent reduction of brain gray matter in healthy individuals. Since the role of this allele is to connect to matching epitopes of external antigens for the subsequent production of antibodies and elimination of the offending antigen, we hypothesize that its protective effect may be due to the successful elimination of such antigens to which we are exposed during the lifespan, antigens that otherwise would persist causing gradual brain atrophy. In addition, we consider a possible beneficial role of DRB1*13:02 attributed to its binding to cathepsin S, a known harmful substance in brain aging (Wendt et al., 2008). Of course, other factors covarying with the presence of DRB1*13:02 could be involved. Keywords: Healthy brain aging, Human Leukocyte Antigen, DRB1*13:02, Brain atroph
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