158 research outputs found

    Adults with sedentary lifestyle, overweight, obesity and the risk of developing obstructive sleep apnea hypoapnea syndrome in a sample of the Ecuadorian population

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    Overweight, obesity, and a sedentary lifestyle have been associated with poor sleep quality, which includes obstructive sleep apnea-hypoapnea syndrome. The objective of this research was to relate sedentary lifestyle, overweight, and obesity as risk factors for developing obstructive sleep apnea-hypoapnea syndrome in a sample of Ecuadorian adults. For this research, adults over 18 years of age belonging to 17 provinces of Ecuador were considered as the study population, the non-probability sampling technique was used for convenience, and different questionnaires were used for data collection: Berlin questionnaire was used to evaluate the risk of obstructive sleep apnea-hypoapnea syndrome, Epworth sleepiness questionnaire for the study of sleep quality, as well as the IPAQ international physical activity questionnaire. Among the most important results, 61.4% women, 95.2% mestizos, 47.8% people were those who performed high physical activities, 82.4% resided in the urban areas. Participants with normal weight predominated, 57.7%. It was found that 10.3% of the surveyed population presents a high risk of suffering from obstructive sleep apnea-hypoapnea syndrome. When relating it to the physical activity variable, it was observed that sedentary people have 17.3% of suffering from the syndrome of obstructive sleep apnea-hypoapnea, when relating to overweight and obesity we found 10.85% and 63.6%, respectively. These differences were statistically significant p < 0.05. In conclusion, the risk of obstructive sleep apnea-hypoapnea syndrome was related to sedentary, overweight, and obese people. Keywords: obstructive sleep apnea-hypopnea syndrome sedentary lifestyle, physical activity, overweight, obesity. Resumen En los últimos años se ha asociado al sobrepeso, obesidad y sedentarismo como causas de una mala calidad del sueño que han provocado enfermedades como el síndrome de apneahipoapnea obstructiva del sueño. El objetivo de la investigación fue relacionar el sedentarismo, sobrepeso y obesidad como factores de riesgo para desarrollar el síndrome de apneahipoapnea obstructiva del sueño en una muestra de personas adultas ecuatorianas. Para la investigación se tomó como población de estudio a personas adultas mayores de 18 años pertenecientes a 17 provincias del Ecuador, se utilizó la técnica de muestreo no probabilístico por conveniencia, para la recolección de datos se utilizó diferentes cuestionarios: cuestionario de Berlín que evalúa el riesgo de padecer síndrome de apnea-hipoapnea obstructiva del sueño, cuestionario de somnolencia de Epworth para el estudio de la calidad del sueño y el cuestionario internacional de actividad física IPAQ. Entre los resultados más importantes se resalta mujeres 61,4%, mestizos 95,2%, personas que realizan actividades físicas altas 47,8%, residen en la zona urbana 82,4%. Predominaron los participantes con normopeso 57,7%. Se encontró que el 10,3% de la población encuestada presenta riesgo alto de padecer síndrome de apnea-hipoapnea obstructiva del sueño, al relacionar con la variable de actividad física se pudo observar que las personas sedentarias tienen un 17,3% de padecer síndrome de apneahipoapnea obstructiva del sueño, al relacionar con el sobrepeso y obesidad encontramos el 10,85% y 63,6% respectivamente, estas diferencias fueron estadísticamente significativas p<0,05. En conclusión, el riesgo de padecer el síndrome de apnea-hipoapnea obstructiva del sueño se relacionó con las personas con sedentarismo, sobrepeso y obesidad. Palabras Clave: Síndrome de Apnea-Hipoapnea Obstructiva del Sueño, SAHOS, Actividad Física, Sobrepeso, Obesidad

    Current perspectives on forest recovery trends in Guanacaste, Costa Rica

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    Artículo. Instituto Tecnológico de Costa Rica. Escuela de Ingeniería Forestal, Ministerio del Ambiente, Energía y Minas. Sistema Nacional de Áreas de Conservación, 2019The main goal of this study was to evaluate whether the trends in the recovery of forest cover in Guanacaste continued during the past decade and to evaluate if the socioeconomic drivers of recovery have been altered. Our analysis found that forest cover in Guanacaste province increased marginally from 48.14% in 2005 to 50.74% in 2012. This implies that the forest recovery process during this period has continued but with a much smaller pace, showing signs of stagnation. The province landscape has changed since the 1970s, when it was dominated by livestock ranching and was the most deforested province with only 23.6% of forest cover. Today Guanacaste is a good example of an economic development forest transition region, with a matrix of land use that is dominated by new forests in different successional stages, which has resulted in great benefits to society given the ecosystem services that this landscape provides

    ATAMM enhancement and multiprocessor performance evaluation

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    ATAMM (Algorithm To Architecture Mapping Model) enhancement and multiprocessor performance evaluation is discussed. The following topics are included: the ATAMM model; ATAMM enhancement; ADM (Advanced Development Model) implementation of ATAMM; and ATAMM support tools

    Antimicrobial Potential Of Some Plant Extracts Against Candida Species.

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    The increase in the resistance to antimicrobial drugs in use has attracted the attention of the scientific community, and medicinal plants have been extensively studied as alternative agents for the prevention of infections. The Candida genus yeast can become an opportunistic pathogen causing disease in immunosuppressive hosts. The purpose of this study was to evaluate dichloromethane and methanol extracts from Mentha piperita, Rosmarinus officinalis, Arrabidaea chica, Tabebuia avellanedae, Punica granatum and Syzygium cumini against Candida species through the analysis of Minimum Inhibitory Concentration (MIC). Results presented activity of these extracts against Candida species, especially the methanol extract.701065-

    Un caso potencial de depredación de puercoespín (Coendou sp.) por Ocelote (Leopardus pardalis) en La Reserva Natural La Mesenia-Paramillo, Jardín, Antioquia

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    Here we document evidence of the possible consumption of a porcupine (Coendou sp.) By an Ocelot in a montane forest southwest of Antioquia, Colombia. This represents a remarkable record regarding a new food item (Coendou sp.) In the Ocelot diet in high mountain areas in Colombia. The location of the records is located at 2,100 meters above sea level in the Western Cordillera, in the Natural Reserve La MeseniaParamillo, in the municipality of Jardín, southwest of AntioquiaAquí documentamos evidencia del posible consumo de un puercoespín (Coendou sp.) por un Ocelote en un bosque montano al suroeste de Antioquia, Colombia. Esto representa un registro notable en cuanto a un nuevo ítem alimentario (Coendou sp.) en la dieta del Ocelote en zonas de alta montaña en Colombia. La localidad de los registros está ubicada a 2.100 msnm en la Cordillera Occidental, en la Reserva Natural La MeseniaParamillo, del municipio de Jardín, al suroeste de Antioqui

    Action of Coriandrum sativum L. Essential Oil upon Oral Candida albicans Biofilm Formation

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    The efficacy of extracts and essential oils from Allium tuberosum, Coriandrum sativum, Cymbopogon martini, Cymbopogon winterianus, and Santolina chamaecyparissus was evaluated against Candida spp. isolates from the oral cavity of patients with periodontal disease. The most active oil was fractionated and tested against C. albicans biofilm formation. The oils were obtained by water-distillation and the extracts were prepared with macerated dried plant material. The Minimal Inhibitory Concentration—MIC was determined by the microdilution method. Chemical characterization of oil constituents was performed using Gas Chromatography and Mass Spectrometry (GC-MS). C. sativum activity oil upon cell and biofilm morphology was evaluated by Scanning Electron Microscopy (SEM). The best activities against planktonic Candida spp. were observed for the essential oil and the grouped F8–10 fractions from C. sativum. The crude oil also affected the biofilm formation in C. albicans causing a decrease in the biofilm growth. Chemical analysis of the F8–10 fractions detected as major active compounds, 2-hexen-1-ol, 3-hexen-1-ol and cyclodecane. Standards of these compounds tested grouped provided a stronger activity than the oil suggesting a synergistic action from the major oil constituents. The activity of C. sativum oil demonstrates its potential for a new natural antifungal formulation

    Quiste hidatídico intracardíaco en una niña: reporte de caso

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    La equinococosis es una infección parasitaria provocada por Echinococcus granulosus, que, en su estado quístico, forma al denominado quiste hidatídico. Presenta morbilidad importante, con posibles secuelas relacionadas con la ubicación, y altos costos debido al tratamiento quirúrgico y farmacológico prolongado. El hígado y el pulmón son las ubicaciones anatómicas más usuales, mucho más raras son el riñón, bazo, cerebro y corazón, este último representa el 0,5 % a 2 % del total de casos. El Perú es un país endémico de esta antropozoonosis y principalmente registra casos procedentes de la sierra central (95 %). Se presenta el caso de una niña de diez años, con diagnóstico de esta entidad, clasificación ecográfica CE 1, grupo clínico 1 (confirmado por anatomía patológica) con posterior tratamiento quirúrgico y farmacológico específico (albendazol). La paciente se recuperó satisfactoriamente de la cirugía practicada, y fue dada de alta a los 16 días, sin complicaciones

    Evaluation of nitrous oxide emission by soybean inoculated with Bradyrhizobium strains commonly used as inoculants in South America

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    Aims: The purpose of this work was to analyze the agronomic and environmental performance of soybean plants inoculated with the Bradyrhizobium strains widely used as soybean biofertilizers in South America and to determine if these strains possess any functional or taxonomic trait associated with the NO emission. Methods: Bradyrhizobium japonicum E109 and CPAC 15, B. diazoefficiens USDA 110 and CPAC 7, and B. elkanii SEMIA 5019 and SEMIA 587 were used to inoculate soybean seeds. The field experiment was carried out in a soil without history of soybean cultivation in the Argentinian Humid Pampa. The natural N abundance method was applied to estimate N-fixation, and NO production was evaluated using gas chromatography. Among other physiological parameters, shoot dry weight, shoot N content, and crop yield were estimated after harvest. Results: B. japonicum inoculation produced the greatest increases in soybean growth and crop yield but also led to higher NO emissions compared to all other inoculated treatments. Plants inoculated with B. diazoefficiens released the lowest amount of NO, and their growth and yield were the least affected. Inoculation with B. elkanii resulted in intermediate NO emission fluxes and crop yield compared with B. japonicum and B. diazoefficiens. Conclusions: We found that soybean inoculation with strains of B. japonicum and B. elkanii that lack the nosZ gene led to the highest NO emissions under field conditions, but also to the highest crop yield, while inoculation with strains that carry out complete denitrification, nosZ-containing B. diazoefficiens, showed lower NO emission and lower crop yield.To the Instituto de Investigaciones Agrobiotecnológicas (INIAB); Universidad Nacional de Río Cuarto (UNRC); Consejo Nacional de Investigaciones Científcas y Tecnológicas (CONICET), Fondo Nacional de Ciencia y Tecnología (FONCyT); Instituto Nacional de Tecnología Agropecuaria (INTA). FC is Researcher of CONICET at the UNRC. DT and FD are Postdoc and PhD students at the UNRC granted by CONICET. MOC is a former PhD student at the UNRC granted by CONICET. To Mariano Cicchino from INTA Chascomús, who was in charge of sowing and yield estimation at R8. To Juan Pedro Ezquiaga from INTA Castelar, for their contribution to N2O measurements

    Formación de contadores públicos en Colombia: Una revisión de contenido y contexto

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    This paper presents the research results about the way that public accounting programs in Colombia elaborate the basic views that frame and indict their training proposals. The paper reviews the differences between the object of academic programs (object of study) and the object of disciplinary knowledge as starting points of the analysis, then describes the procedure and research methodological considerations and then presented as a result, the relationship between the academic discourse and training proposals through an analysis of peculiarities in the programs studied. The paper ends with the main conclusions of the study and its utility for the creation of training proposals.Este artículo presenta los resultados de una investigación referida a la manera en que los programas de Contaduría Pública en Colombia construyen los referentes básicos que enmarcan y encausan sus propuestas formativas. Inicia presentando la diferenciación entre el objeto de estudio y el objeto de conocimiento como punto de partida del análisis; luego, describe el proceder y consideraciones metodológicas de la investigación, y seguidamente presenta como resultado las relaciones entre el discurso académico y las propuestas formativas a través de un análisis de particularidades en los programas considerados. El artículo finaliza con las principales conclusiones del estudio y su utilidad para la conformación de propuestas formativas

    The sudden change phenomenon of quantum discord

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    Even if the parameters determining a system's state are varied smoothly, the behavior of quantum correlations alike to quantum discord, and of its classical counterparts, can be very peculiar, with the appearance of non-analyticities in its rate of change. Here we review this sudden change phenomenon (SCP) discussing some important points related to it: Its uncovering, interpretations, and experimental verifications, its use in the context of the emergence of the pointer basis in a quantum measurement process, its appearance and universality under Markovian and non-Markovian dynamics, its theoretical and experimental investigation in some other physical scenarios, and the related phenomenon of double sudden change of trace distance discord. Several open questions are identified, and we envisage that in answering them we will gain significant further insight about the relation between the SCP and the symmetry-geometric aspects of the quantum state space.Comment: Lectures on General Quantum Correlations and their Applications, F. F. Fanchini, D. O. Soares Pinto, and G. Adesso (Eds.), Springer (2017), pp 309-33
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