31 research outputs found

    Patronaje y escalado línea masculina

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    Cartilla que describe el procedimiento de elaboración de los patrones base utilizados en la fabricación de ropa exterior masculina con aplicación en el desarrollo de diseños guía para la construcción del escalado.Primer that describes the procedure of elaboration of the base patterns used in the manufacture of male outerwear with application in the development of guide designs for the construction of the scaling.Cuadros de tallas y medidas -- Base de la camisa -- Señalización de la moldería -- Base del pantalón Jeans -- Base del pantalón clásico -- Base de la chaqueta -- Escaladana150 página

    Study of the effect exerted by fructo-oligosaccharides from yacon (Smallanthus sonchifolius) root flour in an intestinal infection model with Salmonella Typhimurium

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    Beneficial effects of prebiotics like inulin and fructo-oligosaccharides (FOS) have been proven in health and nutrition. Yacon (Smallanthus sonchifolius), an Andean crop, contains FOS (50 – 70 % of its dry weight) and, therefore, is considered a prebiotic. Commercial FOS can up- regulate total secretory IgA (S-IgA) in infant mice, prevent infection with Salmonella in swine or enhance immune response for Salmonella vaccine in a mouse model. Previously, we found that administration of yacon root flour regulates gut microbiota balance and has immu- nomodulatory effects without inflammatory responses. The aim of the present paper is to analyse if yacon prevents enteric infection caused by a strain of Salmonella enteritidis serovar Typhimurium (S. Typhimurium) in a mouse model. BALB/c mice were supplemented with yacon flour (45d), challenged with S. Typhimurium and killed to study pathogen translocation, total and specific IgA production by ELISA, presence of IgA and other cytokines and Toll-like receptor 4 (TLR4) and clustor of differentiation 206 (CD206) receptors positive cells by immunofluorescence and histological changes. Yacon flour administration had a protective effect from 15 to 30 d of treatment. We found a peak of total S-IgA production without translocation of the pathogen for these periods. At 30 d, there was an increase in IL-6 and macrophage inflammatory proteins-1aþ cells and expression of the receptors CD206 and TLR4. Yacon flour did not have incidence in pathogen-specific S-IgA production. Longer periods (45 d) of administration had no protective effect. Therefore, yacon can prevent enteric infection caused by S. Typhimurium when given up to 30 d; this effect would be mediated by enhancing non-specific immunity, such as total S-IgA, that improves the immunological intestinal barrier.Fil: Velez, Eva Maria del Mar. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; ArgentinaFil: Castillo, Natalia Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; ArgentinaFil: Mesón, Oscar Enrique. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; ArgentinaFil: Grau, Alfredo. Universidad Nacional de Tucumán. Facultad de Ciencias Naturales e Instituto Miguel Lillo. Laboratorio de Investigaciones Ecológicas de las Yungas; ArgentinaFil: Bibas Bonet, María Eugenia. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Microbiología; ArgentinaFil: Perdigón, Gabriela del Valle. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; Argentin

    Ciencias de la Biología y Agronomía

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    Este volumen I contiene 17 capítulos arbitrados que se ocupan de estos asuntos en Tópicos Selectos de Ciencias de la Biología y Agronomía, elegidos de entre las contribuciones, reunimos algunos investigadores y estudiantes. Se presenta un Estudio Comparativo de los Recursos Hidrológico-Forestales de la Microcuenca de la Laguna de Epatlan, Pue. (1993 a 2014); la Situación Actual de la Mancha de Asfalto en Maíz (Zea mays L.) en los Municipios de Jiquipilas y Ocozocoautla, Chiapas, México; las poblaciones sobresalientes de maíz de la raza Zapalote Chico, en la Región Istmeña de Oaxaca; Se indica el índice de área foliar de cultivo de Chile Poblano mediante dos métodos en condiciones protegidas; Esquivel, Urzúa y Ramírez exploran el efecto de la biofertilización con Azospirillum en el crecimiento y producción de Jitomate; esbozan su artículo sobre la determinación del nivel de Heterosis en híbridos de Maíz para la Comarca Lagunera; una investigación sobre la estabilización de semilla de Solanum lycopersicum durante el almacenamiento y estimulación de la germinación; acotan sobre el CTAB como una nueva opción para la detección de Huanglongbing en cítricos, plantean su evaluación sobre el aluminio y cómo afecta la vida de florero de Heliconia psittacorum; indican sobre el impacto del H-564C, como un híbrido de maíz con alta calidad de proteina para el trópico húmedo de México; presetan su investigación sobre la producción de Piña Cayena Lisa y MD2 (Ananas comosus L.) en condiciones de Loma Bonita, en Oaxaca; acotan sobre el efecto de coberteras como control biológico por conservación contra áfidos en Nogal Pecanero; esbozan sobre la caracterización de cuatro genotipos de Frijol Negro en Martínez de la Torre, Veracruz, México; presentan una caracterización hidroecológica de la microcuenca de Arroyo Prieto, Yuriría, Gto., y alternativas para su restauración ambiental; presentan su investigación sobre el efecto del hongo Beauveria bassiana sobre solubilización de fosfatos y la disponibilidad de fósforo en el suelo; plantean su investigación sobre la Germinación y regeneración in vitro de Epidendrum falcatum LINDL; esbozan su artículo sobre genotipos de frijol negro y su tolerancia a sequía terminal en Veracruz, México

    Blue Genes : Synopsis of the workshop organized by ICM-CSIC and BAU to increase engagement and collaboration for Our Ocean and Waters

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    7 pagesOn October 27th, 2022, the Institut de Ciències del Mar (ICM-CSIC), a marine research institution located in Barcelona, and the College of Arts & Design of Barcelona (BAU), a higher-education centre specialized in arts and design, co-organized the first Blue Genes meeting. This meeting took place virtually in a 3-hour workshop format and counted with more than 50 participants from different locations. Its main goal was to explore in a co-creative way how to reinforce and empower the engagement of people, particularly teenagers and young adults, with our Ocean and Waters and increase networking and collaboration. This meeting was the first workshop of a series of planned activities under the Blue Genes initiativePeer reviewe

    Impact of COVID-19 on cardiovascular testing in the United States versus the rest of the world

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    Objectives: This study sought to quantify and compare the decline in volumes of cardiovascular procedures between the United States and non-US institutions during the early phase of the coronavirus disease-2019 (COVID-19) pandemic. Background: The COVID-19 pandemic has disrupted the care of many non-COVID-19 illnesses. Reductions in diagnostic cardiovascular testing around the world have led to concerns over the implications of reduced testing for cardiovascular disease (CVD) morbidity and mortality. Methods: Data were submitted to the INCAPS-COVID (International Atomic Energy Agency Non-Invasive Cardiology Protocols Study of COVID-19), a multinational registry comprising 909 institutions in 108 countries (including 155 facilities in 40 U.S. states), assessing the impact of the COVID-19 pandemic on volumes of diagnostic cardiovascular procedures. Data were obtained for April 2020 and compared with volumes of baseline procedures from March 2019. We compared laboratory characteristics, practices, and procedure volumes between U.S. and non-U.S. facilities and between U.S. geographic regions and identified factors associated with volume reduction in the United States. Results: Reductions in the volumes of procedures in the United States were similar to those in non-U.S. facilities (68% vs. 63%, respectively; p = 0.237), although U.S. facilities reported greater reductions in invasive coronary angiography (69% vs. 53%, respectively; p < 0.001). Significantly more U.S. facilities reported increased use of telehealth and patient screening measures than non-U.S. facilities, such as temperature checks, symptom screenings, and COVID-19 testing. Reductions in volumes of procedures differed between U.S. regions, with larger declines observed in the Northeast (76%) and Midwest (74%) than in the South (62%) and West (44%). Prevalence of COVID-19, staff redeployments, outpatient centers, and urban centers were associated with greater reductions in volume in U.S. facilities in a multivariable analysis. Conclusions: We observed marked reductions in U.S. cardiovascular testing in the early phase of the pandemic and significant variability between U.S. regions. The association between reductions of volumes and COVID-19 prevalence in the United States highlighted the need for proactive efforts to maintain access to cardiovascular testing in areas most affected by outbreaks of COVID-19 infection

    Adaptación del perfil PERMA en una muestra ecuatoriana

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    La presente investigación describe los resultados de la adaptación psicométrica del perfil PERMA de Butler y Kern (2016), para su uso en Ecuador. La escala se basa en la teoría de bienestar de Seligman (2011). Se empleó el método de traducciónretrotraducción. La versión final fue aplicada a 1247 adultos entre 18 y 89 años residentes en Cuenca, Ecuador. Se estudió la capacidad de discriminación de los ítems, su fiabilidad y estructura factorial. La consistencia interna (α=.913) para la escala total fue alta, se obtuvo una estructura de tres factores que difiere de la versión original y explica el 62.99 % de la varianza con ajuste general aceptable con valores de χ2/gl=196.24/63=3.1,CFI=.99, RMSEA=.047, SRMR=0.0252. Se concluye que el perfil PERMA es un instrumento útil para evaluar el bienestar de adultos ecuatorianos.The PERMA profile scale of Butler and Kern (2016) was adapted to be used in Ecuador. This scale is based on Seligman's (2011) well-being theory. In order to obtain the Ecuadorian version the translation-back translation method was used. The final version, was applied to a sample of 1,247 adults between 18 and 89 years who live in Cuenca, Ecuador. The discrimination capacity of the items, their reliability and factor structure were studied. The internal consistency (α = .911) for the total scale was high, a three factor structure was obtained that differs from the original version which explains 62.99% of the variance, with an acceptable general adjustment is reported with values of χ2 [A1] /gl=196.24/63=3.1, CFI = .99, RMSEA = .047, SRMR = 0.0252. In conclusion, the PERMA profile is a useful instrument to evaluate the well-being of Ecuadorian adults

    Probiotic fermented milk consumption modulates the allergic process induced by ovoalbumin in mice

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    Orally administered probiotic micro-organisms are able to regulate the exacerbated immune response during the antigenic sensitisationprocess. The aim of the present study was to evaluate the potential efficacy of probiotic fermented milk (PFM) in preventing or treatingallergy in an experimental model, and to investigate its underlying mechanisms. Ovoalbumin (OVA)-sensitised BALB/c mice were fed withPFM before the sensitisation procedure or fed continuously with PFM. At 7 and 15 d post-sensitisation, anti-OVA-specific IgE, IgG, IgG1 and15 Q5 IgG2a concentrations were measured in the serum and broncho-alveolar lavage fluid (BALF). Concentrations of interferon-g (IFN-g), IL-4, IL-10 and total S-IgA were measured in the supernatants of macerated lungs or in the BALF. The levels of IgAþ, CD4þ and CD8þ Q6 T lymphocytes and F4/80þ cells were measured in the lungs by immunofluorescence. Inducible CD4þ/CD25/Foxp3þ regulatory T (Treg) cells were evaluated in the lungs. PFM shifted the T helper (Th)2 profile response towards a Th1 response that led to the production of IgG instead of IgE, with increasing levels of IL-10 and IFN-g that play an important role in immunomodulation exerted by PFM admin- istration in sensitised mice. Anti-OVA-specific IgE levels were significantly decreased; however, there was no modification in the levels ofanti-OVA-specific IgG and total S-IgA. PFM did not influence Treg cells in treated mice. Consumption of PFM could be a promising strategy in the amelioration of airway allergies, considering that the effect is mediated by the production of IgG through the activation of Th1instead of the direct activation of Th2 cells to produce IgE.Fil: Velez, Eva Maria del Mar. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; ArgentinaFil: Maldonado Galdeano, María Carolina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; Argentina. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Microbiología; ArgentinaFil: Carmuega, Esteban. Centro de Estudios Nutricionales Infantiles; ArgentinaFil: Weill, Ricardo. DANONE; ArgentinaFil: Bibas Bonet, María Eugenia. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Microbiología; ArgentinaFil: Perdigon, Gabriela del Valle. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán. Centro de Referencia para Lactobacilos; Argentina. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Microbiología; Argentin

    Estructura factorial, invarianza y propiedades psicométricas de la escala de autoestima de rosenberg en el contexto ecuatoriano

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    The aim of the present study was to evaluate the psychometric properties of the Rosenberg Self-Esteem Scale (RSE, Rosenberg, 1965) in the Ecuadorian context. The original version was evaluated along with alternative models proposed by other research in a sample of 535 adults in the city of Cuenca, Ecuador. The results of the confirmatory factor analysis show that the bifactor model has good internal consistency and adequate goodness of fit. Criterion validity was evaluated by correlating the dimensions of positive self-esteem and negative self-esteem with the subscales of the psychological domain of Quality of Life WHOQOL-BREF, Social Support of DUKE and Engagement to Life. Self-esteem measured by the RSE is essentially unidimensional and is invariant between the sex categories
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