1,089 research outputs found

    Ssa miRNAs DB: Online repository of in silico predicted miRNAs in Salmo salar

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    The Atlantic salmon (Salmo salar) is a very valuable commercial salmonid species. As with other aquaculture species, intensive aquaculture of Atlantic salmon often faces disease problems especially in early life stages which can limit stable production of the species. ‘Ssa miRNAs DB’, a bioinformatics and manually curated database, aims at providing a comprehensive resource of microRNA in Altantic salmon, with a user friendly interface for a convenient retrieval of each entry by microRNA ID or target gene. The current version of Ssa miRNAs DB involved the prediction of 41 and 266 homologous and novel microRNAs, respectively

    Impacto en las Relaciones Interpersonales en Adultos Debido al Divorcio Parental Durante la Infancia

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    In the present research work the consequences involving the Ecuadorian adult’s university students, who are between the ages of 20 and 25 years and have passed through a process of divorce of their parents during their childhood, will be exposed...En el presente trabajo de investigación se expondrán las consecuencias que conllevan a los adultos ecuatorianos, estudiantes universitarios, quienes se encuentren entre las edades de 20 a los 25 años, quienes han pasado por un proceso de divorcio de sus padres durante las etapas infantil..

    Fatores de vulnerabilidade ao HIV e violência entre pessoas LGBT do Distrito Federal e Rio de Janeiro

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    Dissertação (mestrado)—Universidade de Brasília, Faculdade de Ciências da Saúde, Programa de Pós-Graduação em Ciências da Saúde, 2020.Introdução: De acordo com o Ministério da Saúde, no Brasil a epidemia HIV/aids se concentra em populações-chave. Esses coletivos apresentam um maior risco a contrair a doença e estão constantemente expostos a situações de discriminação, sendo alvo de estigma e preconceito, aumentando sua vulnerabilidade ao HIV/aids, outras IST, e às hepatites virais. Isto acarreta à importância de dar continuidade aos esforços feitos para produzir e divulgar conhecimento na área, e a debater e realizar ações encaminhadas a prevenção, tanto da infecção como da violência a que estas populações são alvos. Objetivo: Determinar as características e fatores de vulnerabilidade ao HIV e violência entre pessoas LGBT residentes em Brasília DF – entorno, e Rio de Janeiro - Região metropolitana. Método: Pesquisa epidemiológica descritiva on-line, realizada através de questionários autoaplicáveis. A análise foi baseada no ajuste estatístico mediante regressão logística analisando a associação entre os desfechos e as variáveis sociodemográficas. Resultados: A amostra foi composta por 159 participantes com os respectivos questionários preenchidos, predominantemente jovens (58%), brancos (52%), com ensino superior completo ou mais (60%); 80% dos participantes se autodefiniram como homens homossexuais e 38% como mulheres lésbicas. Na modelagem multivariada os desfechos em relação a violência física nos últimos doze meses apresentaram associação significativa idade com maior relato em menores de 30 anos. O não uso do preservativo em parcerias fixas também permaneceu associado a pessoas com menos de 30 anos de idade. Similarmente, a não aprovação familiar apresentou associação significativa com essa faixa etária. Em relação à não realização do teste para o HIV, foi constatado predominância em quem tem menos de 30 anos e níveis menores de escolaridade. Conclusão: São necessárias intervenções focadas na prevenção de fatores de risco e vulnerabilidade ao HIV e à violência em populações- chave, particularmente nos jovens, o que exige uma maior conscientização e mobilização coletiva para uma mudança impactante na vulnerabilidade e pessoas LGBT. Ressalta-se sempre a importância das possibilidades de prevenção combinada, e o exercício da sexualidade em segurança.Introduction: According to Brazil's Ministry of Health, the HIV/AIDS epidemic is concentrated in key populations. These groups are at higher risk and are regularly exposed to situations of discrimination, being a target of stigma and prejudice, further increasing their vulnerability to HIV/AIDS, STIs, and viral hepatitis. It is thus essential to continue the efforts to produce and disseminate knowledge in the area, to debate, and to carry out actions aimed at preventing both HIV infection and the violence that affects them. Objective: To determine the characteristics and factors of vulnerability to HIV and violence among LGBT people living in Brasília DF - surroundings and Rio de Janeiro - metropolitan region. Method: Epidemiological online survey conducted through self-administered questionnaires. Analysis was based on statistical adjustment through multivariable logistic regression, analyzing the association between outcomes and sociodemographic variables. Results: The sample consisted of 159 participants with their questionnaires filled out, predominantly young (58%), white (52%), with higher education (60%); 80% identified themselves as homosexual men and 38% as lesbian women. The multivariate modeling outcomes show that physical violence in the last twelve months is significantly associated to age (younger people under 30 years of age reports more violence). Non-use of condoms with fixed partners also remained associated with young people under 30. On the other hand, the non-approval of LGBT status by close relatives showed a significant association with the youngest (<30 years). Another result found that people under 30 years with lower education are more likely not to perform an HIV test. Conclusion: Interventions focused on the prevention of risk factors and vulnerability to HIV and violence in younger key populations are needed. Greater awareness and collective mobilization are required for an impactful change in relation to the LGBT community. We always emphasize the importance of the possibilities of combined prevention and the exercise of safe sexuality

    Holistic versus continuous grazing in Patagonia: A station-scale case study of plant and animal production

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    We compared animal and vegetation responses of a 13 600-ha area under holistic grazing management (HGM) with a similar area under continuous grazing (CGM) in a Patagonian station. Limitations were a dry 2012 −2016 experimental period, poorer soils, and grazing of native guanacos (Lama guanicoe) in the HGM area. Forage standing crop in this area before the experience was lower and remained so during the study: (194 ±31 HGM vs. 244 ±33 kg dry matter . ha −1 CGM). Six monitoring sites showed similar and remarkable (though mostly nonsignificant) vegetation improvements in total cover (10.6% HGM vs. 10.9% CGM) and cover of short palatable grasses (21.4% vs. 23.9%, respectively). Species richness showed small changes ( −1 vs. −6%), bare soil interpatches decreased ( −11.9 vs. −5.4%), and land function indicators of Stability (5.4% vs. 9.9%), Infiltration (12.4% vs. 12.0%), and Nutrient recycling (4.2% vs. 20.6%) increased. Tussock cover changed significantly with grazing management, as it decreased −6% (ns) in HGM and grew 42% ( P = 0.03) under CGM, probably due to coarse tussock forage consumption in HGM. Sheep under HGM were 15% lighter (43.9 ±0.5 HGM vs. 51.7 ±0.5 kg . ewe −1 CGM P < 0.001), ewes scored 28% lower body condition (1.60 vs. 2.25, P < 0.001), and lambing rates were 36% lower (48.3 ±2.1% vs . 74.2 ±1.9%). Rotation ended in 2015 as a consequence of low lambing rates, and sheep body condition and reproductive rates recovered to similar values in both areas. Positive vegetation changes in both areas may be driven by residual effects of destocking 3 decades ago and show that improvement is possible using moderate stocking rates. Although it could be argued that rest periods of HGM may be positive in the long term, its negative effects on animal production should be addressed, and fast regeneration using intense management in these severely restricted habitats should not be expected. Slow, persistent progress under careful management seems achievable under both grazing systems.EEA Santa CruzFil: Oliva, Gabriel Esteban. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina.Fil: Oliva, Gabriel Esteban. Universidad Nacional de la Patagonia Austral. Unidad Académica Río Gallegos; Argentina.Fil: Ferrante, Daniela. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina.Fil: Ferrante, Daniela. Universidad Nacional de la Patagonia Austral. Unidad Académica Río Gallegos; Argentina.Fil: Cepeda, Carla Tamara. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina.Fil: Humano, Gervasio. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina.Fil: Puig, Silvina. Actividad Privada. Estancia Los Pozos. Santa Cruz; Argentin

    Nutrición y cáncer: un tratamiento adyuvante beneficioso para mejorar la calidad de vida y sobrevida de nuestros pacientes oncológicos

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    Nutrition is not considered as a primary treatment in cancer patients within veterinary medicine, but we are clear that cancer patients are mainly affected by the metabolism of their neoplastic cells, affecting the quality and time of survival, especially in patients with metastatic oncological disease, where the cure is not sought, but rather to improve the quality of life, for which different types of studies have been carried out both in humans and in companion animals on the importance of macronutrient and micronutrient supplementation in a diet balanced in cancer patients. Progressive weight loss called tumor cachexia is the most common paraneoplastic sign in these individuals, so it is necessary to provide a diet with adequate energy requirements for each patient, since the state of malnutrition generates a poor prognosis for life. Nutritional treatment is of utmost importance for the management of the disease, since it serves as an adjuvant to anticancer treatments, having negative effects on the development of tumor cells. It is worth mentioning that it is necessary to evaluate each individual individually to deliver an adequate, balanced, palatable diet and according to the body and metabolic condition of each patient.La nutrición no se considera como un tratamiento primordial en pacientes oncológicos dentro de la medicina veterinaria, pero tenemos claro que los pacientes con cáncer se ven afectados principalmente por el metabolismo de sus células neoplásicas, afectado la calidad y tiempo de sobrevida, especialmente en pacientes con enfermedad oncológica metastásica, donde no se busca la cura, si no que mejorar la calidad de vida, para ello se han hecho diferentes tipo de estudio tanto en humanos como en animales de compañía sobre la importancia de la suplementación de macronutrientes y micronutrientes en una dieta balanceada en los pacientes oncológicos. La pérdida de peso progresivo llamada caquexia tumoral es el signo paraneoplásico más común en estos individuos, por lo que es necesario entregar una dieta con los requerimientos energéticos adecuados por paciente, ya que el estado de malnutrición genera un pronóstico de vida deficiente. El tratamiento nutricional es de suma importancia para el manejo de la enfermedad, ya que sirve como adyuvante de tratamientos anticancerígenos, teniendo efectos negativos en el desarrollo de células tumorales. Cabe mencionar que se requiere evaluar a cada individuo de forma individual para entregar una dieta adecuada, balanceada, palatable y acorde a la condición corporal y metabólica de cada paciente

    Diseño de una estrategia de comunicación para posicionar una marca Carnes y y Cortes

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    El propósito de este trabajo de investigación es, a través de la comunicación, encontrar una manera de mejorar una situación actual indeseada que encontramos en la comercializadora Carnes Cortes, con la intención de poner en evidencia la importancia de la comunicación dentro de una organización. Carnes y Cortes es una organización nueva en el mercado, que se ha basado en el voz a voz y en los contactos personales para conseguir clientes nuevos, sin embargo, no se han dado los resultados hasta ahora, ya que la comercializadora lleva tan solo 9 meses funcionando y cuenta únicamente con dos clientes en la actualidad. La intención principal de sus propietarios, Alejandro y Pedro Gonfrier, es que su marca se posicione en el mercado generando que el público objetivo se interese por conocerlos y a partir de sus atributos diferentes Carnes y Cortes se convierta en la primera opción del público demandante a la hora de escoger una comercializadora de carnes.The purpose of this research is, through communication, find a way to improve a current undesirable situation we find in Carnes y Cortes, with the intention of highlighting the importance of communication within an organization. Carnes y Cortes is a new organization in the market, which has been based on personal contacts to get new customers, however, it haven t given the results because Carnes y Cortes have been operating only 9 months and has only two clients today. The main intent of their owners, Alejandro and Pedro Gonfrier is that their brand is positioned in the market generating the target audience interested to know them, and by their attributes Carnes y Cortes becomes the first option of the plaintiff to the public when choosing a marketer of meat.Comunicador (a) SocialPregrad

    La taquilla magazine audiovisual

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    Este trabajo es el resultado de un proceso de investigación realizado durante el año 2012 y 2013, en la que el principal interés era demostrar que el arte en Colombia se muestra de una manera mínima en la televisión y que por lo tanto se hace necesaria una nueva propuesta de tratar este tema. Así el objetivo de este trabajo fue diseñar un magazine televisivo que sirva como vitrina de las manifestaciones artísticas de Colombia y aquellas que llegan del exterior a nuestro país, presentadas con una manera audiovisual innovadora y atractiva.This work is the result of a research process conducted during 2012 and 2013, where the main interest was to evince that art in Colombia is show in a very few way on television and because of this it is necessary a new proposal to treat this issue. Thereby the objective of this work was to design a television magazine that serves as a showcase of the Colombian artistic expressions and those coming from outside our country, presented in an innovative and attractive audiovisual way.Comunicador (a) SocialPregrad

    Are Patagonia grasslands being overgrazed? A response to Marino et al. (2020)

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    Based upon primary productivity estimates, Oliva et al. (2019) concluded that, at the end of last century and after long periods of overgrazing, Patagonia's domestic stocks adjusted to regional‐scale herbivore carrying capacity. Populations of guanaco, a native camelid, increased thereafter, driving combined grazing pressures once again over carrying capacity in some areas. Marino et al. (2020) argued that grazing is not really at equilibrium because domestic stocks are concentrated in areas that remain overgrazed. They support the ideas that guanaco density is auto‐regulated by resource‐defence territoriality, and that guanacos are weak competitors with domestic stock, occupying only marginal areas. In their view, Oliva et al. (2019) put guanacos in the role of scapegoats, leaving domestic stocks unchecked. Equilibrium at regional scale does not preclude overgrazing and under‐grazing at local scales. By separating areas with and without domestic stocks, Marino et al. (2020) estimated overgrazing at 28% in Chubut Province and 73% in Santa Cruz Province. Our recalculations show 28% and 47% domestic overgrazing, respectively. However, when combined with guanaco densities, these increase to 48% for Chubut and 108% for Santa Cruz. We question the hypothesised lack of competitive value and efficient self‐regulating mechanisms that would prevent guanaco populations from overshooting carrying capacity. A dataset of 13 sheep farms showed mean density of 26 ± 3.8 guanacos/km2 and high combined grazing pressures. This was also observed in a protected area of Chubut that reached 42 guanacos/km2 and crashed during drought, with 60% mortality. Thereafter, guanacos increased to 70 guanacos/km2, with recruitment rates that showed a complex response of density dependence but remained relatively elevated at densities above the estimated carrying capacity. Synthesis and applications. Marino et al. (2020) are right to question the apparent equilibrium of domestic stocks that are concentrated in areas that may be still overgrazed. But ground data show that guanaco populations have inefficient density population regulation and can reach densities well over carrying capacity, even in the presence of sheep. This does not mean that the main control should be on growing guanaco populations but it stresses our conclusion that joint management of the native‐domestic herbivore system is urgently needed. Joint management can be effected through local plans, as current guanaco management permits can only be issued in areas that are not overgrazed by sheep. Farm management plans may in this way transform an apparent competitor into a valuable resource, complementary to sheep raising.EEA Santa CruzFil: Oliva, Gabriel Esteban. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina. Universidad Nacional de la Patagonia Austral. Unidad Académica Río Gallegos; ArgentinaFil: Paredes, Paula Natalia. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina. Universidad Nacional de la Patagonia Austral. Unidad Académica Río Gallegos; ArgentinaFil: Ferrante, Daniela. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; Argentina. Universidad Nacional de la Patagonia Austral. Unidad Académica Río Gallegos; ArgentinaFil: Cepeda, Carla Tamara. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Santa Cruz; ArgentinaFil: Rabinovich, Jorge Eduardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - la Plata. Centro de Estudios Parasitologicos y de Vectores. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. Centro de Estudios Parasitológicos y de Vectores; Argentin

    Yo decido, proyecto de autocuidado y prevención de embarazo no planeado e ITS para mujeres PPL de la reclusión de mujeres de Bogotá

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    Curso de Especial InterésYo decido es una propuesta de educación sexual para mujeres en el contexto penitenciario, es una cartilla práctica, didáctica y dinámica que mediante información, estrategias y actividades psicoeducativas fomenta la toma de decisiones, la reflexión, la concientización y el bienestar de las mujeres al promover conductas saludables y de autocuidado que favorezcan la prevención de Infecciones de Transmisión Sexual y embarazos no planeados en las mujeres de la reclusión. Yo decido se diseño bajo dos modalidades: física y digital para que la cartilla pueda estar al alcance de todos.1. Resumen 2. Justificación 3. Marco teórico 4. Objetivos 5. Metodología 6. Estudio de mercadeo 7. Resultados 8. Discusión 9. Conclusiones 10. Recomendaciones 11. ReferenciasPregradoPsicólog

    Análisis de los drivers que llevan a los millennials bogotanos a tomar hábitos de consumo responsable.

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    Se indagó acerca del consumo responsable entre generaciones, se investigaron aquellos posibles factores que influencian a los millennials a llevar un consumo consciente y de esta manera proponer soluciones para influenciar a otros grupos de edades a tomar hábitos de consumo responsable en su vida cotidiana. De modo que, se investigaron aquellas variables que influencian a los millennials a llevar hábitos de consumo responsable, y posterior se indagan estos factores en otros grupos de edades para entender su pensamiento en cuanto el consumo. Esta investigación inicia con el marco teórico que permitió avanzar a la metodología y al desarrollo de la pregunta de investigación, generando conclusiones y recomendaciones tanto a la sociedad como a los beneficiados de esta.Introducción ; 1. Marco Teórico ; Teoría generacional de Strauss-Howe ; Millennials (Generación Y) ; Hábitos de consumo responsable ; Hábitos de consumo responsable vs. Millennials ; 2. Metodología ; Tipo ; Enfoque ; Población y muestra ; Diseño metodológico ; Diagnóstico ; Investigación de los drivers de consumo responsable ; Relación de las variables ; Prueba ; 3. Hallazgos ; Instrumento I: Encuesta ; Análisis demográfico ; Determinar cómo el consumidor apoya el desarrollo local mediante su patrón de consumo ; Definir cómo el consumidor aporta al cuidado del entorno ecológico y social a través de sus preferencias de compra ; Identificar de qué manera la percepción socio-cultural del consumidor influye en su decisión de compra ; Disparidades del consumidor ; Instrumento II: Grupo Focal ; Analísis millennials ; Análisis no millennials ; Conclusiones ; Recomendaciones.Administrador de EmpresasPregrad
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