2,793 research outputs found

    Modelo de gestión de Educación Continua para Instituciones de Educación Superior

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    El presente trabajo se realiza al vislumbrar la no existencia de un modelo para la gestión de la Educación Continua que permita su adaptación a las diferentes características de las Instituciones de Educación Superior, siendo que los modelos existentes f

    Estudio de caso la industria de flores en Colombia

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    El presente trabajo consiste en la propuesta de nuevas estrategias basadas en el modelo de gestión Supply Chain Management, frente al caso de estudio de sector floricultor en Colombia, el cual presenta dificultades en temas de exportación por transporte y distribución del producto terminado en los países solicitados. Dichas estrategias fueron propuestas en base a un proceso de investigación del mercado actual en el país donde se evidenciaron los diferentes procesos que se llevan a cabo dentro la cadena productiva y a su vez las oportunidades de mejora que el sector podría implementar, frente a las dificultades logísticas que se están presentando.The present work consists in the proposal of new strategies based on the Supply Chain Management management model, as opposed to the floriculture sector case study in Colombia, which presents difficulties in export issues due to transportation and distribution of the finished product in the requested countries. . These strategies were proposed based on a process of research of the current market in the country where the different processes that take place in the production chain and at the same time the opportunities for improvement that the sector could implement, in the face of logistical difficulties that are showing up

    Estado de México y democracia en los albores del siglo XXI

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    De acuerdo con su título, este libro, compuesto por seis capítulos y dos anexos, reúne textos relativos a la democracia y al Estado de México, una de las principales entidades federativas de la República Mexicana. La importancia del Estado de México en el contexto nacional es indiscutible: de las 32 entidades que integran el país, es la que tiene más habitantes y electores (el segundo y el tercer lugares en ambos sentidos son ocupados, respectivamente, por el Distrito Federal y Veracruz), en tanto que está en el segundo lugar por el tamaño de su economía (en el primero se ubica el Distrito Federal y en el tercero, Nuevo León)

    Plan de mercadeo para el lanzamiento de un nuevo producto “FRUTIMIEL”

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    El presente plan de mercadeo de Frutimiel se desarrollo con el fin de identificar la viabilidad para el lanzamiento de un producto natural e innovador a un segmento de mercado definido a partir de investigaciones previas. Se busca que el consumidor utilice el producto como sustituto en relación con los productos endulzantes artificiales, al igual que se pretende brindar la información necesaria y relevante sobre los momentos de consumo de Frutimiel a nuestros potenciales consumidores y así incrementar la demanda del producto. El mercado de la miel de abejas en Colombia no ha sido explotado de forma efectiva, las fincas apícolas tienen una producción baja debido a la falta de recursos financieros y tecnológicos que permitan un adecuado desarrollo del sector, sumado a estos antecedentes tenemos el poco desarrollo del mercado por el bajo consumo, sin embargo en el nuevo milenio se identifican tendencias conductuales que conllevan a reemplazar el consumo de productos sintéticos por naturales, recuperando así la importancia de la ingesta de uno de los néctares más antiguos y nobles: la miel

    Plan de mercadeo para el lanzamiento de un nuevo producto “FRUTIMIEL”

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    El presente plan de mercadeo de Frutimiel se desarrollo con el fin de identificar la viabilidad para el lanzamiento de un producto natural e innovador a un segmento de mercado definido a partir de investigaciones previas. Se busca que el consumidor utilice el producto como sustituto en relación con los productos endulzantes artificiales, al igual que se pretende brindar la información necesaria y relevante sobre los momentos de consumo de Frutimiel a nuestros potenciales consumidores y así incrementar la demanda del producto. El mercado de la miel de abejas en Colombia no ha sido explotado de forma efectiva, las fincas apícolas tienen una producción baja debido a la falta de recursos financieros y tecnológicos que permitan un adecuado desarrollo del sector, sumado a estos antecedentes tenemos el poco desarrollo del mercado por el bajo consumo, sin embargo en el nuevo milenio se identifican tendencias conductuales que conllevan a reemplazar el consumo de productos sintéticos por naturales, recuperando así la importancia de la ingesta de uno de los néctares más antiguos y nobles: la miel

    SALMANTICOR study. Rationale and design of a population-based study to identify structural heart disease abnormalities: a spatial and machine learning analysis

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    [EN]Introduction: This study aims to obtain data on the prevalence and incidence of structural heart disease in a population setting and, to analyse and present those data on the application of spatial and machine learning methods that, although known to geography and statistics, need to become used for healthcare research and for political commitment to obtain resources and support effective public health programme implementation. Methods and analysis: We will perform a cross-sectional survey of randomly selected residents of Salamanca (Spain). 2400 individuals stratified by age and sex and by place of residence (rural and urban) will be studied. The variables to analyse will be obtained from the clinical history, different surveys including social status, Mediterranean diet, functional capacity, ECG, echocardiogram, VASERA and biochemical as well as genetic analysis. Ethics and dissemination: The study has been approved by the ethical committee of the healthcare community. All study participants will sign an informed consent for participation in the study. The results of this study will allow the understanding of the relationship between the different influencing factors and their relative importance weights in the development of structural heart disease

    Gene-environment interaction analysis of redox-related metals and genetic variants with plasma metabolic patterns in a general population from Spain: The Hortega Study

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    Background: Limited studies have evaluated the joint influence of redox-related metals and genetic variation on metabolic pathways. We analyzed the association of 11 metals with metabolic patterns, and the interacting role of candidate genetic variants, in 1145 participants from the Hortega Study, a population-based sample from Spain. Methods: Urine antimony (Sb), arsenic, barium (Ba), cadmium (Cd), chromium (Cr), cobalt (Co), molybdenum (Mo) and vanadium (V), and plasma copper (Cu), selenium (Se) and zinc (Zn) were measured by ICP-MS and AAS, respectively. We summarized 54 plasma metabolites, measured with targeted NMR, by estimating metabolic principal components (mPC). Redox-related SNPs (N = 291) were measured by oligo-ligation assay. Results: In our study, the association with metabolic principal component (mPC) 1 (reflecting non-essential and essential amino acids, including branched chain, and bacterial co-metabolism versus fatty acids and VLDL subclasses) was positive for Se and Zn, but inverse for Cu, arsenobetaine-corrected arsenic (As) and Sb. The association with mPC2 (reflecting essential amino acids, including aromatic, and bacterial co-metabolism) was inverse for Se, Zn and Cd. The association with mPC3 (reflecting LDL subclasses) was positive for Cu, Se and Zn, but inverse for Co. The association for mPC4 (reflecting HDL subclasses) was positive for Sb, but inverse for plasma Zn. These associations were mainly driven by Cu and Sb for mPC1; Se, Zn and Cd for mPC2; Co, Se and Zn for mPC3; and Zn for mPC4. The most SNP-metal interacting genes were NOX1, GSR, GCLC, AGT and REN. Co and Zn showed the highest number of interactions with genetic variants associated to enriched endocrine, cardiovascular and neurological pathways. Conclusions: Exposures to Co, Cu, Se, Zn, As, Cd and Sb were associated with several metabolic patterns involved in chronic disease. Carriers of redox-related variants may have differential susceptibility to metabolic alterations associated to excessive exposure to metals.This work was supported by the Strategic Action for Research in Health sciences [CP12/03080, PI15/00071, PI10/0082, PI13/01848, PI14/00874, PI16/01402, PI21/00506 and PI11/00726], CIBER Fisio patología Obesidad y Nutrición (CIBEROBN) (CIBER-02-08-2009, CB06/03 and CB12/03/30,016), the State Agency for Research (PID2019-108973RB- C21 and C22), the Valencia Government (GRUPOS 03/101; PROMETEO/2009/029 and ACOMP/2013/039, IDI FEDER/2021/072 and GRISOLIAP/2021/119), the Castilla-Leon Government (GRS/279/A/08) and European Network of Excellence Ingenious Hypercare (EPSS-037093) from the European Commission. The Strategic Action for Research in Health sciences, CIBERDEM and CIBEROBN are initiatives from Carlos III Health Institute Madrid and cofunded with European Funds for Regional Development (FEDER). The State Agency for Research and Carlos III Health Institute belong to the Spanish Ministry of Science and Innovation. ADR received the support of a fellowship from “la Caixa” Foundation (ID 100010434) (fellowship code “LCF/BQ/DR19/11740016”). MGP received the support of a fellowship from “la Caixa” Foundation (ID 100010434, fellowship code LCFLCF/BQ/DI18/11660001). The funding bodies had no role in the design of the study and collection, analysis, and interpretation of data and in writing the manuscript.S

    Enfrentando los riesgos socionaturales

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    El objetivo del libro es comprender la magnitud de los Riesgos Socionaturales en México y Latinoamérica, para comprender el peligro que existe por algún tipo de desastre, ya sea inundaciones, sismos, remoción en masa, entre otros, además conocer qué medidas preventivas, correctivas y de contingencias existen para estar atentos ante alguna señal que la naturaleza esté enviando y así evitar alguna catástrofe. El libro se enfoca en los aspectos básicos de análisis de los peligros, escenarios de riesgo, vulnerabilidad y resiliencia, importantes para la gestión prospectiva o preventiva

    Direct-acting Antivirals for the Treatment of Kidney Transplant Patients With Chronic Hepatitis C Virus Infection in Spain: A Long-term Prospective Observational Study

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    Background: Direct-acting antivirals (DAA) allow effective and safe eradication of hepatitis C virus (HCV) in most patients. There are limited data on the long-term effects of all-oral, interferon-free DAA combination therapies in kidney transplant (KT) patients infected with HCV. Here we evaluated the long-term tolerability, efficacy, and safety of DAA combination therapies in KT patients with chronic HCV infection. Methods: Clinical data from KT patients treated with DAA were collected before, during, and after the treatment, including viral response, immunosuppression regimens, and kidney and liver function. Results: Patients (N = 226) were mostly male (65.9%) aged 56.1 +/- 10.9 years, with a median time from KT to initiation of DAA therapy of 12.7 years and HCV genotype 1b (64.6%). Most patients were treated with sofosbuvir-based therapies. Rapid virological response at 1 month was achieved by 89.4% of the patients and sustained virological response by week 12 by 98.1%. Liver function improved significantly after DAA treatment. Tacrolimus dosage increased 37% from the beginning of treatment (2.5 +/- 1.7 mg/d) to 1 year after the start of DAA treatment (3.4 +/- 1.9 mg/d, P < 0.001). Median follow-up was 37.0 months (interquartile range, 28.4-41.9) and death-censored graft survival was 91.1%. Adverse events resulting from DAA treatment, especially anemia, were reported for 31.0% of the patients. Conclusions: Chronic HCV infection can be treated efficiently and safely with DAA therapy in KT patients. Most patients retained stable kidney function and improved liver function. Tacrolimus dose had to be increased in most patients, potentially as a result of better liver function

    Grupo español de cirugía torácica asistida por videoimagen: método, auditoría y resultados iniciales de una cohorte nacional prospectiva de pacientes tratados con resecciones anatómicas del pulmón

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    Introduction: our study sought to know the current implementation of video-assisted thoracoscopic surgery (VATS) for anatomical lung resections in Spain. We present our initial results and describe the auditing systems developed by the Spanish VATS Group (GEVATS). Methods: we conducted a prospective multicentre cohort study that included patients receiving anatomical lung resections between 12/20/2016 and 03/20/2018. The main quality controls consisted of determining the recruitment rate of each centre and the accuracy of the perioperative data collected based on six key variables. The implications of a low recruitment rate were analysed for '90-day mortality' and 'Grade IIIb-V complications'. Results: the series was composed of 3533 cases (1917 VATS; 54.3%) across 33 departments. The centres' median recruitment rate was 99% (25-75th:76-100%), with an overall recruitment rate of 83% and a data accuracy of 98%. We were unable to demonstrate a significant association between the recruitment rate and the risk of morbidity/mortality, but a trend was found in the unadjusted analysis for those centres with recruitment rates lower than 80% (centres with 95-100% rates as reference): grade IIIb-V OR=0.61 (p=0.081), 90-day mortality OR=0.46 (p=0.051). Conclusions: more than half of the anatomical lung resections in Spain are performed via VATS. According to our results, the centre's recruitment rate and its potential implications due to selection bias, should deserve further attention by the main voluntary multicentre studies of our speciality. The high representativeness as well as the reliability of the GEVATS data constitute a fundamental point of departure for this nationwide cohort
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