50 results on '"Alicia Torres"'
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2. Arqueología Incluyente
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Natalia Martínez-Tagüeña, Guadalupe Sánchez, John Carpenter, Luz Alicia Torres Cubillas, and Leopoldo Vélez
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Archeology - Abstract
In Mexico, archaeological heritage belongs to all members of society, according to section XXV of Article 73 of the Mexican Constitution and Article 27 of the federal law on monuments and archaeological sites. The Instituto Nacional de Antropología e Historia (INAH) was founded in 1939 as a federal government agency for the research, protection, and dissemination of archaeological heritage. Although this heritage belongs to all, stringent rules and procedures create an unequal relationship between career professionals and the diverse communities interested in the past (i.e., collectors, local museums, descendant communities). It is long due to begin practicing an inclusive archaeology that considers all the various knowledge systems (i.e., academic, technical, local, and traditional) of the communities interested in the past. Here, we describe case studies from Sonora, Mexico, to propose the implementation of several far-reaching activities with artifact collectors, Indigenous communities, researchers, archaeologists, and INAH Sonora authorities. Our pilot proposal needs to be implemented in other areas of Mexico that continue to prioritize archaeological narratives over other narratives about our past.
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- 2022
3. Design of a multilayered metamaterial based on a chirped Bragg grating for radiative cooling enhancement
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David Osuna Ruiz, Carlos Lezaun, Alicia Torres-García, and Miguel Beruete
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Atomic and Molecular Physics, and Optics - Published
- 2023
4. Promoting research-based parenting strategies through U.S. local television news: an experimental evaluation of the Positive Parenting Newsfeed project
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Gabriel Piña, Alicia Torres, and Isabel Griffith
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Cultural Studies ,Communication - Abstract
Research finds that parents’ knowledge and practices exert significant influence on the developmental outcomes of children and youth. Formal parenting programs that improve parenting knowledge and practices can positively impact children’s development and behavior; however, these programs tend to be limited in terms of their scope and size of the populations they serve. We conducted an experimental study to evaluate the effectiveness of the Positive Parenting Newsfeed project – a wide-reaching parenting initiative that features rigorous research-based strategies and recommendations for parents through monthly TV news reports in English and Spanish. In a sample of 381 parents, we evaluated outcomes such as parents’ knowledge about the topics covered in the reports, intent to adopt, and adoption of research-based parenting behaviors. Compared to a control group, we find that parents exposed to the 1–1.5-minute Positive Parenting TV news segments report higher knowledge about research-based parenting topics, are more likely to report intention to adopt the behaviors featured in the segments, and implement more behaviors that follow the featured advice, one week and one month after watching the segments. Prior State of Knowledge. Public education campaigns, specifically public health education campaigns, have found success in modifying mass population opinions and behaviors, but rarely focus on child development topics. Novel Contributions. This study is the first experimental evaluation to examine the effectiveness of communicating research-based parenting strategies to parents through videos displayed in local TV news segments, on parents’ knowledge, intent to adopt, and adoption of behaviors. Practical Implications. News producers and policymakers need to address global challenges and promote positive child outcomes, and television news can be an effective medium to provide important information to parents – the most important adults in children’s lives
- Published
- 2023
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5. Naturales de una ciudad multiétnica: Vidas y dinámicas sociales de los indígenas de Quito en el siglo XVII
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Alicia Torres
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Cultural Studies ,History - Published
- 2022
6. Escarificación de endocarpos del jobo (Spondias mombin, Anacardiaceae) debido al paso por el tracto digestivo de monos aulladores de manto (Alouatta palliata mexicana): un vistazo microscópico
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Daniela Alicia Torres-Anaya, Wesley Dáttilo, Greta Hanako Rosas Saito, and Juan Carlos Serio-Silva
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Plant Science ,Ecology, Evolution, Behavior and Systematics - Abstract
Antecedentes y Objetivos: Diversos estudios han destacado el importante papel de los monos aulladores (Alouatta palliata mexicana) en la dispersión de semillas y, con ello, en la regeneración de las poblaciones de plantas con frutos carnosos de los bosques tropicales. Sin embargo, poca es la evidencia empírica sobre cuáles podrían ser los mecanismos que les permitiría a los monos aulladores favorecer la germinación de las semillas de muchas especies de plantas, incluyendo la escarificación de su cubierta externa. En este trabajo se evaluó si los endocarpos de Spondias mombin (Anacardiaceae), una especie importante en la dieta de los monos aulladores, podrían ser escarificados al pasar por el tracto digestivo de estos primates. Métodos: Se colectaron endocarpos de las heces de monos aulladores, así como frutos maduros del suelo, en la región de Los Tuxtlas, municipio Catemaco, Veracruz, México. Mediante cortes transversales de los endocarpos y su análisis en el microscopio electrónico de barrido, se tomaron medidas del grosor de la cubierta externa y probaron las diferencias entre ambos tipos de muestras (i.e., endocarpos de frutos y endocarpos que pasaron por el tracto digestivo). Resultados clave: Se observó que el grosor de la cubierta de los endocarpos en frutos fue mayor (=47.05±9.69 µm) que el de endocarpos en heces (=1.51±3.60 µm) (W=0.48, p
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- 2022
7. Cuprous oxide nanoparticles incorporated into a polymeric matrix embedded in fabrics to prevent spread of SARS-CoV-2
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Nadina Usseglio, Renée Onnainty, Brenda Konigheim, Javier Aguilar, Juan Pablo Petiti, Giuliana Lingua, Carolina Leimgruber, Juan Cruz Bonafé Allende, Alicia Torres, and Gladys Granero
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Pharmaceutical Science - Published
- 2023
8. La Real Pragmática en la Real Audiencia de Quito: Raza, clase y género hacia fines de la Colonia
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Alicia Torres
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060104 history ,Cultural Studies ,History ,060101 anthropology ,0601 history and archaeology ,06 humanities and the arts - Abstract
Este artículo analiza los litigios presentados en las cortes de la Audiencia de Quito entre fines del siglo XVIII e inicios del XIX que se acogieron a la Pragmática Sanción expedida en 1776, una legislación sobre el consentimiento de los padres para el matrimonio de los hijos e hijas menores de 25 años que buscaba impedir los matrimonios desiguales. Argumenta que las relaciones entre hombres y mujeres de la Real Audiencia de Quito durante el siglo XVIII fueron marcadamente desiguales, fruto de una estructura social jerárquica basada en diferencias relacionadas con el estatus, la clase, la raza y el género. Sin embargo, esta estructura social jerarquizada fue también porosa y cambiante. Los criterios de desigualdad no fueron definidos por la Corona y esta indefinición permitió que el disenso de los padres apelara a categorías que incluyeron la clase, la raza, la calidad y el estatus, las cuales se construían en la vida cotidiana, en la práctica diaria. De esta manera, se demuestra que la identidad de las personas se definió a lo largo de las querellas. Los hombres y mujeres desafiaron las formas aceptables de construir las relaciones de pareja. Desafiaron, por lo tanto, el intento de la Corona por limitar su capacidad de elección y, al hacerlo, dieron cuenta de cómo se construía la autoridad imperial en el Quito del siglo XVIII: en el aquí y en el ahora.
- Published
- 2020
9. Analysis of the Content of Fatty Acid Methyl Esters in Biodiesel by Fourier‐Transform Infrared Spectroscopy: Method and Comparison with Gas Chromatography
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Karina E. Rodríguez, Alicia Torres, Laura Díaz, A. Brito, and Beatriz Fuentes
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chemistry.chemical_classification ,Biodiesel ,Chromatography ,Chemistry ,Biofuel ,General Chemical Engineering ,Organic Chemistry ,Fatty acid ,Gas chromatography ,Fourier transform infrared spectroscopy - Published
- 2020
10. Creación Audiovisual Emergente y Colaboración: Presentación del Proyecto continuo
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ALICIA TORRES ITURRIOZ
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Audiovisual ,Experimental ,Performance ,Emergent ,Emergente ,Collaboration ,Colaboración - Abstract
[EN] Emerging art, performativity, and collaboration networks. How collaboration is the starting point from which we often work, especially when we talk about emerging art, and how it conditions it, creating spaces of possibility, but also obstacles that are sometimes difficult to overcome. The opportunities and problems that also entail artistic practices based on performativity and live act as part of this collaboration. Also understanding creative processes as a perpetual direct that lasts as long as participation and dialogue are active. How the dialogical work of art requires strategies, which we can extrapolate from the living arts, to record, document, and preserve its integrity. As a practical example: continuo. Collective and association where we work with the living arts, more specifically in the audiovisual environment with live music and visuals. In its artistic project we focus on the organization of audiovisual sets of experimental electronic music and the curation of exhibitions, whose final objective is the dissemination —and participation— of emerging culture. The different individuals and groups that participate in the audiovisual presentations are bonded by their active involvement in current experimental creation and, in the context of continuo, they become a collective identity —or community— that accounts for a concrete reality, in a determined moment, through collaborative productions., [ES] Arte emergente, performatividad y redes de colaboración. De qué manera la colaboración es el punto de partida desde el que a menudo se trabaja, más aún cuando hablamos de arte emergente, y de qué manera lo condiciona, creando espacios de posibilidad, pero también obstáculos a veces difíciles de salvar. Las oportunidades y problemas que conllevan, además, las prácticas artísticas basadas en la performatividad y el directo como parte de esta colaboración. Pero también entendiendo los procesos creativos como un perpetuo directo que dura en tanto que está activa la participación y el diálogo. Cómo la obra de arte dialógico requiere de estrategias, que podemos extrapolar de las artes vivas, para registrar, documentar y preservar su integridad. Como ejemplo práctico: continuo. Colectivo y asociación donde trabajamos con las artes vivas, más concretamente en el entorno audiovisual con directos de música y visuales. En su proyecto artístico se centra en la organización de ciclos audiovisuales de música electrónica experimental y el comisariado de exposiciones, cuyo objetivo final es la difusión —y participación— de la creación emergente. Los diferentes individuos y agrupaciones que participan en los ciclos audiovisuales están unidos por su activa implicación en la creación experimental actual y, en el contexto de continuo, se convierten en una identidad colectiva — o comunidad— que da cuenta de una realidad concreta, en un momento determinado, a través de producciones fruto de la colaboración.
- Published
- 2022
11. Giant occipital encephalocele in a newborn; surgical treatment. Case report
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Gabriela Espín, Alicia Torres, José Rodolfo Bernal, Jesús Castro, Andrea Paez, Byron Sanunga, Carlos Morales, and Enrique Castro
- Abstract
Introduction: Neural tube defects (NTD) are congenital malformations that are caused by the lack of fusion of the neural tube during the embryonic period, exposing the nervous tissue to the outside. There are different types, and they can be cranial (anencephaly and encephalocele) and spinal (spina bifida). The encephalocele is a protrusion or herniation of the intracranial content, through the bony defect of the skull. In this article, we report the case of a patient diagnosed with occipital encephalocele, while reviewing the neurosurgical treatment performed in our hospital. Clinical Case: We present the case of an 8-day-old male neonate, the son of a 36-year-old diabetic mother, with a prenatal ultrasound diagnosis of occipital encephalocele, evidenced at 16 weeks of gestational age. The patient underwent surgery, performing a plasty of the occipital encephalocele; he presented as a mediate complication infection of the surgical wound that was resolved with antibiotic treatment, later presenting a favorable evolution. Conclusion: The extension and nature of the hernial content of the encephalocele determine its prognosis, as well as immediate treatment, which can reduce postoperative complications. Keywords: Encephalocele, Neural Tube, Spinal Dysraphism, Nerve Tissue (Source: MeSH NLM)
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- 2022
12. A paradoxical paradise: Parque Nacional Santa Teresa, Uruguay
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Alicia Torres Corral
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Visual Arts and Performing Arts ,media_common.quotation_subject ,Paradise ,Art ,Humanities ,Nature and Landscape Conservation ,media_common - Published
- 2019
13. Las metrópolis y sus periferias: cinturones de marginación, pobreza y desechos urbanos en la ZMG
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Alicia Torres-Rodríguez
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Geography ,Eviction ,Urban waste ,Poverty ,Human settlement ,TRIPS architecture ,General Medicine ,Water resource management ,Garbage ,Metropolitan area - Abstract
Las periferias de las zonas metropolitanas se han convertido en canales de desagüe y basureros, aprovechando los cauces de los arroyos, ríos, canales de riego y barrancas para verter los desechos líquidos o sólidos. No obstante, es en las periferias de estas ciudades el lugar en donde se dan mayormente los asentamientos irregulares y/o construcción de vivienda de interés social, convirtiendo estos espacios en cinturones de pobreza, marginación y contenedores de desechos urbanos. Bajo esta premisa se analiza el problema generado por el crecimiento urbano e industrial de la Zona Metropolitana de Guadalajara (ZMG) a partir de las aguas residuales que son vertidas a los cuerpos de agua que la circundan. Este documento se basa en la revisión documental, bibliográfica y de documentos institucionales, así como del meta análisis de mapas e imágenes, y recorridos de campo, lo que nos permite realizar la correlación y relación de los datos obtenidos para la construcción del modelo de desalojo de las aguas residuales de la ZMG.
- Published
- 2018
14. Derecho humano al agua potable en la localidad de Tlachichilco del Carmen en el municipio de Poncitlán, Jalisco, México: análisis preliminar de un problema en un territorio periurbano
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Alicia Torres-Rodríguez, Leonor Ceballos-González, Francisco Jalomo-Aguirre, Lorena Tanit Álvarez-Cortazar, and Juan Pablo Avila-De Alba
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Geography ,Resource (biology) ,Happening ,General Medicine ,Water resource management ,Rainwater harvesting - Abstract
A pesar de ser el agua un recurso vital para la existencia de cada especie del planeta Tierra; pese a haber sido reconocido, en declaraciones internacionales de diversos tipos, como un derecho de todos los individuos, tal recurso no se encuentra distribuido y disponible en igualdad, cantidad y calidad, por tanto existe hoy en día una creciente problemática por asegurar tal garantía, objetivo a demostrar en el presente documento, que muestra los resultados de un estudio realizado en la localidad de Tlachichilco del Carmen, en el municipio de Poncitlán, Jalisco, México.Así, mediante una revisión exhaustiva de fuentes documentales y aplicación de entrevistas y encuestas, se evidencia en este texto el problema de acceso al agua y las estrategias, como la captación de agua de lluvia que están sucediendo en una localidad conlindante al cuerpo de agua dulce más grande de México, el lago de Chapala, ubicado en el occidente de México.
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- 2018
15. Assessing urban metabolism through msw carbon footprint and conceptualizing municipal-industrial symbiosis—the case of Zaragoza city, Spain
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Miguel Ángel Anía, Jorge Torrubia, Antonio Valero, and Alicia Torres
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urban metabolism ,carbon footprint ,Geography, Planning and Development ,household’s behavior ,Distribution (economics) ,TJ807-830 ,Management, Monitoring, Policy and Law ,TD194-195 ,Renewable energy sources ,Footprint ,Sankey diagram ,Industrial symbiosis ,industrial symbiosis ,GE1-350 ,Urban metabolism ,Environmental effects of industries and plants ,Renewable Energy, Sustainability and the Environment ,business.industry ,Environmental resource management ,cardboard ,Environmental sciences ,visual_art ,MSW management ,Sustainability ,visual_art.visual_art_medium ,Carbon footprint ,Environmental science ,business - Abstract
This paper proposes a holistic vision of the urban metabolism (UM), viewing the city as a subsystem within an industrial ecosystem (IE) in which municipal-industrial symbiosis is essential to achieve sustainability goals. For this purpose, the metabolism of a large Spanish city, Zaragoza, was studied by analyzing the main fractions of its MSW. A methodology based on carbon footprint (CF) was developed to analyze the environmental impact—in terms of CO2—of the influence of households’ behavior, the City Council’s strategies, and the main MSW fractions. Zaragoza’s IE represents a footprint of 931,250 CO2 tons for the fractions studied, of which 438,000 CO2 tons are due to organic fraction, 180,371 to plastics and 154,607 to paper and cardboard, which are the three most significant contributors. If households selectively separated 100% of their waste, the footprint would drop to 648,660 tons of CO2. Furthermore, monetary savings were quantified through the CO2 emissions price. The proposed methodology accounts for the CF of the whole IE, not just the city. Moreover, it enables the creation of Sankey diagrams to visualize the distribution of emissions of each subsystem, highlighting the importance of cooperation between the city and its recycling industries to reduce its CF.
- Published
- 2021
16. Experiences of the rehabilitation process of women drug users under the mutual-aid model
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María Elena Zamora-Siqueiros, César Jesús Burgos-Dávila, and Martha Alicia Torres-Reyes
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Rehabilitation ,mujer ,adicciones ,business.industry ,medicine.medical_treatment ,Perspective (graphical) ,Intervention protocols ,rehabilitation centers ,Personal development ,gender studies ,Nursing ,woman ,medicine ,centros de rehabilitación ,Social inequality ,estudios de género ,Mutual aid ,Involuntary commitment ,investigación cualitativa ,business ,Psychology ,qualitative research ,addictions - Abstract
Objetivo: analizar los significados y las experiencias de mujeres usuarias de droga en el proceso de internamiento y rehabilitación bajo el modelo de ayuda mutua. Metodología: aproximación cualitativa desde el método biográfico. Entrevistamos a doce mujeres internas en dos clínicas de rehabilitación. Resultados: expondremos las vivencias del inicio del proceso de rehabilitación y la llegada a las clínicas de rehabilitación. Posteriormente, abordaremos la construcción de planes al concluir el tratamiento, y las motivaciones familiares para recuperar la confianza, el rol como madre responsable de sus hijos y la autosuficiencia. Conclusiones: El modelo de rehabilitación actual reproduce roles y estereotipos de género, incrementa la desigualdad social y reproduce una estigmatización que limita el proceso de rehabilitación, el desarrollo social y personal de las mujeres. De aquí se desprende, la necesidad de generar protocolos de intervención desde la perspectiva de género. Objective: to analyze the meanings and experiences of women drug users in the involuntary commitment and rehabilitation process under the mutual aid model. Methodology: Qualitative approach from the biographical method. Twelve female admitted at two rehabilitation clinics were interviewed. Results: The experiences of the beginning of the rehabilitation process and the arrival at the rehabilitation clinics will be presented. Subsequently, the construction of plans at the end of the treatment and family motivations to regain confidence, the role as responsible mother of her children and self-sufficiency will be addressed. Conclusions: The current rehabilitation model reproduces gender roles and stereotypes, increases social inequality, and reproduces stigmatization that limits the rehabilitation process and the social and personal development of women. Hence, the need to generate intervention protocols from a gender perspective emerges.
- Published
- 2020
17. Walking the desert, paddling the sea: Comcaac mobility in time
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Natalia Martínez-Tagüeña and Luz Alicia Torres Cubillas
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010506 paleontology ,Archeology ,History ,Materiality (auditing) ,Desert (philosophy) ,Cultural knowledge ,060102 archaeology ,Cultural landscape ,Human Factors and Ergonomics ,06 humanities and the arts ,01 natural sciences ,Unit (housing) ,Geography ,Oral history ,Ethnography ,Ethnology ,0601 history and archaeology ,0105 earth and related environmental sciences ,Storytelling - Abstract
The Comcaac have lived along the central part of the Sonoran coast of Mexico for over a thousand years. These traditionally highly mobile hunters, gatherers, and fishermen of the desert and sea are now mainly settled in two villages with several seasonal exceptions. Past places remain important to the Comcaac, and they recall and remember these places through place-names, storytelling, and other cultural practices that integrate Comcaac historical events and traditions. Enduring cultural knowledge about the land and sea reveals that the Comcaac constructed a complex cultural landscape through their multifaceted mobility patterns during the past that included different people with varying degrees of cultural knowledge and experience. Through materiality theory, a cultural landscape approach and the analytical unit of place, this paper understands mobility as multifaceted, played out by different participants with different motivations. Direct involvement by Comcaac community members in this work expands and refines interpretations about the Comcaac cultural landscape through time using archaeological evidence, oral history, archival documents, and ethnographic information to better understand and explain past mobility patterns. Comcaac patterns of mobility and cultural meanings of places are valuable in understanding broader movement scenarios that may be applicable to a range of cultures.
- Published
- 2018
18. Manganese ferrite solid nanospheres solvothermally synthesized as catalyst for peroxymonosulfate activation to degrade and mineralize para-nitrophenol: Study of operational variables and catalyst reutilization
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Lucía Mateus, Miguel A. Álvarez, María Victoria López-Ramón, Carlos Moreno-Castilla, and Alicia Torres-Alcázar
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Hydroxyl radicals ,Catalizador ,Radical ,Metal ions in aqueous solution ,Kinetics ,02 engineering and technology ,010501 environmental sciences ,01 natural sciences ,Catalysis ,Para-nitrophenol oxidation ,chemistry.chemical_compound ,Chemical Engineering (miscellaneous) ,Nitrite ,Peroxymonosulfate ,Waste Management and Disposal ,0105 earth and related environmental sciences ,Oxidación ,Process Chemistry and Technology ,Manganeso ,Potassium peroxymonosulfate ,021001 nanoscience & nanotechnology ,Pollution ,chemistry ,Ferrita ,Radicales (Química) ,Degradation (geology) ,Leaching (metallurgy) ,0210 nano-technology ,Nuclear chemistry - Abstract
MnFe2O4 solid nanospheres (MSN) were synthesized by a solvothermal method. The sample was then used as catalyst to activate potassium peroxymonosulfate (PMS) for the generation of sulfate (SO4.–) and hydroxyl (HO.) radicals to degrade and mineralize para-nitrophenol (PNP) in water. The aim of this work was to study the influence of operational variables on the activity of the MSN catalyst to degrade and mineralize PNP, the PMS consumption kinetics, the leaching of metal ions, and the removal of nitrogen. Results showed that 100% of PNP (0.1 mM) was removed in MSN/PMS system by degradation within 7 h at a dosage of 4 mM of PMS, 0.5 g L−1 of MSN, 40 °C, and pH0 5.8. The reusability of the MSN catalyst was also studied, and a PNP degradation pathway was proposed. The PNP degradation followed a pseudo-first-order kinetic model and the activation energy obtained was 37.1 kJ/mol. Under the above standard reaction conditions, the catalyst showed a good performance after five catalytic runs, with a degradation efficiency that exceeded 98%, and removed around 70% of total organic carbon in each run. The excellent reusability and long-term stability was verified by the characterization of fresh and used catalysts. The sole degradation products were maleic and fumaric acids and nitrate and nitrite ions.
- Published
- 2021
19. New Curcumin-Loaded Chitosan Nanocapsules: In Vivo Evaluation
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Maria Isabel Briceño, Alicia Torres, Edgar Marin, and Catherina Caballero-George
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Male ,Curcumin ,Pharmaceutical Science ,02 engineering and technology ,Pharmacology ,030226 pharmacology & pharmacy ,Nanocapsules ,Analytical Chemistry ,Chitosan ,Mice ,03 medical and health sciences ,chemistry.chemical_compound ,0302 clinical medicine ,In vivo ,Drug Discovery ,Animals ,Curcuma ,Solubility ,biology ,Organic Chemistry ,021001 nanoscience & nanotechnology ,biology.organism_classification ,Bioavailability ,Drug Liberation ,Complementary and alternative medicine ,chemistry ,Molecular Medicine ,0210 nano-technology ,Drug carrier ,Nuclear chemistry - Abstract
The medicinal applications of curcumin, the major component of Curcuma longa, are limited by its poor solubility and low oral bioavailability. In order to overcome this limitation, a method to produce nanocapsules of chitosan loaded with curcumin was developed. Three different molecular weight and deacetylation degree chitosan polymers were used in the formulation in order to prepare curcumin-loaded nanocapsules (mass ratio 1 : 1.4). The best results were achieved using chitosan-Bi with a molecular weight of 710 000 Da. A bimodal distribution was observed in samples; moreover, chitosan-Bi produced the lowest particle size (197 nm). The entrapment efficacy of all chitosan nanocapsules produced reached values between 75 and 92 %. Their rate of drug release at different pH levels (2.0 and 7.4) showed a fast onset of curcumin release. Swiss mice were used to determine oral and total bioavailability of the new curcumin-loaded nanocapsules. Remarkably, the bioavailability of curcumin nanoformulated increased 9-fold compared with no formulated curcumin. These nanocapsules have the ability to cross the blood-brain barrier, and its production is an easy to scale-up procedure using nontoxic materials.
- Published
- 2017
20. Investigating the feasibility and the limits of high rate anaerobic winery wastewater treatment using a hybrid-EGSB bio-reactor
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Evangelos Petropoulos, Gorka García, Joël Rochard, Dirk Weichgrebe, Graham Cuff, Daniela Maria Spera, Loretta Aloisio, Estíbaliz Huete, Alicia Torres, and Matthew J. Wade
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Environmental Engineering ,Waste management ,business.industry ,Chemistry ,General Chemical Engineering ,0208 environmental biotechnology ,Paper mill ,02 engineering and technology ,010501 environmental sciences ,Pulp and paper industry ,01 natural sciences ,020801 environmental engineering ,Industrial wastewater treatment ,Wastewater ,Biogas ,Bioreactor ,Environmental Chemistry ,Sewage treatment ,Safety, Risk, Reliability and Quality ,business ,Effluent ,0105 earth and related environmental sciences ,Mesophile - Abstract
Biodegradability and activity tests of winery wastewater at 37 °C using inoculum from a paper mill suggested hydrolysis as the rate limiting step with hydrogen the predominant pathway to methane. Scaling-up to a Hybrid-EGSB showed that after 100 days acclimation at moderate temperatures (20 ± 2 °C) a 70 ± 2% COD removal is achievable, applying an OLR of up to 15.32 kgCOD m −3 day −1 and an SLR of 3.83 kgCOD kgVSS −1 day −1 , respectively. Conventional operation and mesophilic temperature increase improved COD removal efficiency (≤96%) while sCOD concentration met the European COD effluent standards. COD:CH 4 conversion reached 0.31 ± 0.07 m 3 CH 4 kgCOD removed −1 ; COD:biogas estimated 0.45 ± 0.06 m 3 gas kgCOD removed −1 , ∼300% higher than the acclimation period. Operation remained stable at OLR −3 day −1 , which corresponds to an SLR of 4.8 kgCOD kgVSS −1 day −1 . This limit results in an Alk bicarb .:Alk tot ∼ 0.31 and a pH ∼ 6.51, an irreversible status that demonstrates the limits of anaerobic treatment of winery wastewater with this reactor setup.
- Published
- 2016
21. Frequency of Toxoplasma gondii and Risk Factors Associated with the Infection in Stray Dogs and Cats of Panama
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Alberto Cumbrera, Diorene Smith, Zuleima Caballero E, Dimas Pérez, Patricia Chan, Lorena Fábrega, Carlos M. Restrepo, and Alicia Torres
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0301 basic medicine ,Microbiology (medical) ,Veterinary medicine ,Panama ,030231 tropical medicine ,Toxoplasma gondii ,Biology ,oocyst ,Microbiology ,Article ,Serology ,law.invention ,03 medical and health sciences ,0302 clinical medicine ,law ,Virology ,parasitic diseases ,Parasite hosting ,stray dogs and cats ,Risk factor ,lcsh:QH301-705.5 ,CATS ,Significant difference ,transmission ,030108 mycology & parasitology ,biology.organism_classification ,immunosuppressive diseases ,Transmission (mechanics) ,lcsh:Biology (General) ,infection frequency ,environment contamination - Abstract
Stray animals such as dogs and cats have an important role in maintaining the transmission cycles and dissemination of Toxoplasma gondii. Therefore, the objective of this study was to evaluate the frequency of T. gondii in stray dogs and cats in six different regions of Panama and determine risk factors associated with the dynamics of infection in each of the studied regions. Data were obtained using serological tests for the detection of anti-T. gondii IgG and IgM antibodies. The results of this study revealed an overall infection frequency of 23.73%. The infection frequencies found in dog and cat populations were 25.70% and 21.93% respectively, showing no statistically significant difference. Risk factor correlations suggested different infection dynamics depending on the region analyzed. The San Miguelito, North and West regions were more associated with positive cases in dogs with an age range greater than 13 months. Conversely, the Metro, Central and East regions were more associated with negative cases in cats with age ranging between 0 and 5 months. Infection of the parasite in stray animals can be influenced by intrinsic characteristics of each region, which can potentiate different risk factors associated with the different routes of transmission.
- Published
- 2020
22. Correction: Metabolic pathway for the universal fluorescent recognition of tumor cells
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Luca Guerrini, Wolfgang J. Parak, Ramon A. Alvarez-Puebla, Eduardo Garcia-Rico, Alicia Torres-Nuñez, Ana Fernandez-Carrascal, Moritz Nazarenus, Neus Feliu, and Manuel Garcia-Algar
- Subjects
Metabolic pathway ,Text mining ,Oncology ,business.industry ,Chemistry ,Correction ,Tumor cells ,business ,Fluorescence ,Cell biology - Published
- 2019
23. Migration and Development: Equalisation and Inequalities in Ecuador's Southern Sierra
- Author
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Alicia Torres
- Subjects
education.field_of_study ,Transitive relation ,Inequality ,media_common.quotation_subject ,Immigration ,Population ,Gender studies ,Object (philosophy) ,Indigenous ,Politics ,Arts and Humanities (miscellaneous) ,Action (philosophy) ,Anthropology ,Political economy ,Political science ,education ,media_common - Abstract
Based upon a case study of the municipality of Canar, in Andean Ecuador, this paper examines the conflictive relationship between migration and development to show how current approaches fail to consider the political issues implicit in this link. Instead, the concept of displacement is proposed, which, as argued in this work, implies an action (that of moving to another place) which subjects perform reflexively upon themselves. This challenges the notion of this action as a transitive one, in which the subject exerts the action on an object. Canar combines two important elements that make it relevant for highlighting this relationship: on the one hand, it is a district with a high indigenous population and, on the other, it has had historically a high rate of immigration to the USA and Spain. These two factors make it possible to confront both the immigrants' practices and the role of nation-states in the construction of structures of exclusion and, thereby, to examine why the result of this confrontatio...
- Published
- 2015
24. Metabolic pathway for the universal fluorescent recognition of tumor cells
- Author
-
Eduardo Garcia-Rico, Neus Feliu, Manuel Garcia-Algar, Alicia Torres-Nuñez, Ramon A. Alvarez-Puebla, Wolfgang J. Parak, Luca Guerrini, Moritz Nazarenus, and Ana Fernandez-Carrascal
- Subjects
0301 basic medicine ,Pathology ,medicine.medical_specialty ,Ficoll ,Tumor cells ,circulating tumor cells ,Peripheral blood mononuclear cell ,03 medical and health sciences ,0302 clinical medicine ,Circulating tumor cell ,breast cancer ,medicine ,biology ,business.industry ,Cancer ,medicine.disease ,Molecular biology ,Fluorescence ,3. Good health ,glucose uptake ,optical sensing ,030104 developmental biology ,Oncology ,030220 oncology & carcinogenesis ,Cancer cell ,biology.protein ,hyperoxia ,Antibody ,business ,Research Paper - Abstract
// Ana Fernandez-Carrascal 1, * , Manuel Garcia-Algar 1, * , Moritz Nazarenus 1 , Alicia Torres-Nunez 1 , Luca Guerrini 1 , Neus Feliu 2, 3 , Wolfgang J. Parak 3 , Eduardo Garcia-Rico 4 and Ramon A. Alvarez-Puebla 1, 5 1 Department of Physical Chemistry and EMaS, Universitat Rovira i Virgili, Tarragona, Spain 2 Karolinska Institutet, Stockholm, Sweden 3 Philipps-Universitat Marburg, Fachbereich Physik, Marburg, Germany 4 Department of Medical Oncology, Hospital Universitario HM Torrelodones, Torrelodones, Madrid, Spain 5 ICREA, Barcelona, Spain * These authors have contributed equally to this work Correspondence to: Eduardo Garcia-Rico, email: egarcia@hmhospitales.com Ramon A. Alvarez-Puebla, email: ramon.alvarez@urv.cat Keywords: circulating tumor cells, breast cancer, optical sensing, glucose uptake, hyperoxia Received: January 31, 2017 Accepted: June 05, 2017 Published: June 16, 2017 ABSTRACT Quantification of circulating tumor cells (CTCs) in blood samples from cancer patients is a non-invasive approach to monitoring the status of the disease. Most of the methods proposed in the recent years are phenomenological and rely on the use of antibodies labelled with fluorophores, magnetic particles, or immobilized on surfaces to capture the CTCs. Herein, we designed and optimized a method that employs a glucose analogue labelled with a fluorophore which takes advantage of the different metabolic pathways of cancer cells to discern them from normal ones. Notably, we demonstrate that fluorescence signal in tumor cells can be greatly maximized by applying hyperoxia conditions without damaging the cells. These results are demonstrated by means of confocal fluorescence and flow-cytometry measurements in peripheral blood mononuclear cells (PBMC) extracted after Ficoll of human blood samples and spiked with a known concentration of MCF-7 tumor cells.
- Published
- 2017
25. Infraestructura hidráulica en Guadalajara para el abastecimiento de agua potable: el caso de sustentabilidad en las galerías filtrantes de Guadalajara
- Author
-
Alicia Torres Rodríguez
- Subjects
galerías filtrantes ,Potable water ,Geography ,geography.geographical_feature_category ,Sustainability ,Environmental engineering ,sustentabilidad ,Región hidrológica ,Aquifer ,General Medicine ,Water resource management ,Historia ,abastecimiento de agua - Abstract
En el presente artículo se analiza la construcción de la infraestructura hidráulica para el abastecimiento de agua a la ciudad de Guadalajara y su continuidad, específicamente, la primera obra que permitió el abastecimiento de agua de manera colectiva; las galerías filtrantes, que basan su funcionamiento en aguas phreáticas y subterráneas. A su vez se describe la región hidrológica de Guadalajara y la importancia de los actores sociales que participaron en su construcción, así como la tecnología utilizada, que hicieron posible llevar agua a la ciudad. Por otra parte, se da seguimiento, en el tiempo, de las galerías filtrantes y su impacto en las zonas de extracción, sustentabilidad y permanencia de éstas como fuente de abastecimiento para la ciudad, considerando la riqueza de sus acuíferos, los cuales han sido olvidados o no tomados en cuenta por cuestiones políticas y económicas.
- Published
- 2013
26. Abastecimiento de agua potable en las ciudades de México: el caso de la zona metropolitana de Guadalajara
- Author
-
Alicia Torres-Rodríguez
- Subjects
Resource (biology) ,business.industry ,Distribution (economics) ,Water supply ,Management model ,General Medicine ,Metropolitan area ,Supply and distribution ,Water resources ,Geography ,Regional development ,Environmental protection ,business ,Water resource management - Abstract
El abastecimiento de agua potable en México ha seguido un mismo patrón en la gestión de los recursos hídricos privilegiando a las zonas urbanas y a la industria, impactando en su zona de influencia a través del modelo de abastecimiento lejano, el cual no contempla medidas compensatorias para la región de donde se extrae dicho recurso.El objetivo de este documento es analizar el modelo de gestión que tuvo el abastecimiento y distribución del agua en la ciudad de Guadalajara así como la relación con sus principales fuentes de abastecimiento entre 1950 y 2005. Todo ello fue determinante para la transformación de la ciudad en gran metrópoli a partir de las políticas de desarrollo regional que se implementaron para el crecimiento de la ciudad a partir de los recursos hídricos con que contaba la región.El proceso histórico del abastecimiento de agua a la ciudad de Guadalajara, ahora Zona Metropolitana de Guadalajara (ZMG), se realizó a partir de la revisión de documentos históricos, bibliográficos y hemerográficos, y con investigación de campo, documentando cómo se forma la región hidrológica de Guadalajara y el modelo de gestión y distribución del agua en la ZMG, que ha impactado el medio ambiente, no sólo el de su área de influencia sino también el de toda la región, comprometiendo su futuro desarrollo.
- Published
- 2013
27. Silver colloids as plasmonic substrates for direct label-free surface-enhanced Raman scattering analysis of DNA
- Author
-
Luca Guerrini, Ramon A. Alvarez-Puebla, Duncan Graham, Karen Faulds, and Alicia Torres-Nuñez
- Subjects
Silver ,Materials science ,Metal Nanoparticles ,Nanotechnology ,02 engineering and technology ,Spectrum Analysis, Raman ,010402 general chemistry ,01 natural sciences ,Biochemistry ,Analytical Chemistry ,symbols.namesake ,chemistry.chemical_compound ,Electrochemistry ,Environmental Chemistry ,Molecule ,QD ,Colloids ,Spectroscopy ,Plasmon ,chemistry.chemical_classification ,Plasmonic nanoparticles ,Biomolecule ,DNA ,021001 nanoscience & nanotechnology ,0104 chemical sciences ,Characterization (materials science) ,chemistry ,symbols ,0210 nano-technology ,Raman spectroscopy ,Raman scattering - Abstract
Ultrasensitive direct SERS analysis offers a powerful analytical tool for the structural characterization and classification of nucleic acids. However, acquisition of reliable spectral fingerprints of such complex biomolecules poses important challenges. In recent years, many efforts have been devoted to overcome these limitations, mainly implementing silver colloids as plasmonic substrates. However, a reliable cross-comparison of results reported in the recent literature is extremely hard to achieve, mostly due to the broad set of different surface properties of the plasmonic nanoparticles. Herein, we perform a thorough investigation of the role played by the metal/liquid interface composition of silver colloids in the direct label-free SERS analysis of DNA. Target molecules of increasing complexity, from short homopolymeric strands to long genomic duplexes, were used as probes. We demonstrate how apparently subtle changes in the colloidal surface chemistry can dramatically modify the affinity and the final SERS spectral profile of DNA. This has significant implications for the future design of new analytical strategies for the detection of DNA using SERS without labels.
- Published
- 2016
28. Garibay Chávez, Guadalupe; Curiel Ballesteros, Arturo; Davydova Belitskoya,Valentina; Orozco Medina, Martha Georgina; Ramos De Robles, Silvia Lizette, y Regalado Santillán, Jorge, 2015, Salud ambiental en la zona metropolitana...., ISBN: 978-607-742-328-7
- Author
-
Alicia Torres-Rodríguez
- Subjects
General Medicine - Published
- 2017
29. Connecting Interpersonal and Mass Communication: Science News Exposure, Perceived Ability to Understand Science, and Conversation
- Author
-
Alicia Torres and Brian Southwell
- Subjects
Market area ,Communication ,Perception ,media_common.quotation_subject ,Science communication ,Conversation ,Interpersonal communication ,Communication effects ,Psychology ,Social psychology ,Language and Linguistics ,Random digit dialing ,media_common - Abstract
We present experimental data (n = 667) supporting three hypotheses that link science news, perceptions about science, and talk with other people. Regular television news viewers were recruited from a midsize Designated Market Area using random digit dialing, and were randomly assigned to one of three science news exposure conditions. As hypothesized, science television news exposure appears to boost perceived ability to understand science. We also find that perceived ability to understand science, in turn, predicts conversations about science. We note connections to literature on the role of talk in mass communication effects and encourage future work in this vein.
- Published
- 2006
30. Los problemas del abastecimiento de agua potable en una ciudad media
- Author
-
Juan Manuel Durán Juárez and Alicia Torres Rodríguez
- Subjects
abastecimiento ,Abastecimiento ,industrial ,contaminación ,desarrollo sustentable ,Social Sciences ,desarrollo urbano ,HM401-1281 ,relaciones de poder ,agua potable ,Sociology (General) ,Sociología ,desarrollo urbano-industrial - Abstract
El presente texto, desde la perspectiva de las relaciones de poder y el desarrollo sustentable, aborda la problemática del abastecimiento de agua en Ocotlán, como consecuencia de las políticas públicas de desarrollo regional implementadas en el país en los años cincuenta del siglo pasado. A partir de entonces, cambió la actividad económica de la ciudad y hubo un crecimiento urbano-industrial, y por lo tanto también aumentó la demanda de agua. Sin embargo, se le dio prioridad a la dotación del recurso hídrico al sector industrial por encima del sector doméstico.
- Published
- 2006
31. Alejandro I. Canales y Susana Lerner Sigal (coords.). Desafíos teórico-metodológicos en los estudios de población en el inicio del milenio. México, D.F. : El Colegio de México : Sociedad Mexicana de Demografía. Guadalajara : Universidad de Guadalajara : Centro Universitario de Ciencias Económico Administrativas. 2003, 245 p
- Author
-
Ana Alicia Torres Torres
- Subjects
Desafíos teórico-metodológicos en los estudios de población en el inicio del milenio ,lcsh:Social Sciences ,lcsh:H ,Cambio social ,lcsh:Sociology (General) ,Congresos ,Reseñas ,México ,lcsh:HM401-1281 ,Demografía ,Metodología ,Población - Published
- 2004
32. Investigating at the ‘Source’: Rethinking the Transnational Social Space from the Contexts of Departure
- Author
-
Alicia Torres and Gioconda Herrera
- Subjects
Social space ,business.industry ,Process (engineering) ,Political economy ,Field (Bourdieu) ,Subject (philosophy) ,Transnationalism ,Plan (drawing) ,Sociology ,Public relations ,Destinations ,Space (commercial competition) ,business - Abstract
This chapter presents a research project that analyses the dynamic of a social space in Ecuador with a long migratory tradition. It examines the process through which conceptual tools, as well as questions and the methodological strategy described at the beginning of the study, were progressively changed as a result of experience in the field. Its specific subject is how the initial plan to study networks and transnational ties turned into a study of the social and cultural construction of the migratory experience. This meant, in methodological terms, moving from a research strategy addressing both the source and receiving countries to concentrating on the ‘source’ as the research space. With this reformulation, the chapter attempts to problematize the importance assigned, in studies on transnational migration, to the departure contexts. It addresses the relatively simplistic readings of the places of origin of migrants that tend to homogenize them to the same extent that they homogenize the labour markets into which migrants are inserted on arriving at their destinations.
- Published
- 2014
33. Las técnicas de grupo en la educación superior
- Author
-
Alicia Torres Muñoz
- Subjects
técnicas ,Science ,General Engineering ,educación superior ,TA1-2040 ,Engineering (General). Civil engineering (General) ,teoría ,grupo - Abstract
El presente artículo sintetiza el trabajo de recolección de información sobre Dinámica de Grupos aplicable a la educación superior, realizado por los estudiantes de la Especialización en Gerencia Integral de Proyectos, sa promoción, en colaboración con los estudiantes de Ingeniería Civil de 9° y 10° semestres en el segundo período académico de 1999, como práctica inicial del seminario del Proyecto de Grado. Comprende los siguientes puntos: Qué son las técnicas de grupo. El grupo como poder educador y su relación con la teoría de la dinámica de grupos. Clasificación de algunas Técnicas de grupo aplicables a la educación superior. Ante la evidencia de los procesos de cambio que los avancescientíficos y tecnológicos están reclamando del mundo universitario, especialmente en las actividades docentes, es necesario revivir los fundamentos pedagógicos plasmados en dos obras que por su valioso contenido didáctico surgido de la experiencia y de autorizadas fuentes sobre el tema, responden plenamente a las necesidades y expectativas del estudiante universitario de hoy y de los docentes comprometidos con la formación de los futuros profesionales del país.
- Published
- 2001
34. Prevalence of canine ehrlichiosis among animals treated at the corozal veterinary hospital of the faculty of veterinary medicine, university of panama
- Author
-
Alexander Perez, Edwin Pile, Alicia Torres, and J. Lasso
- Subjects
Panama ,Veterinary medicine ,dogs ,Demographics ,business.industry ,Agriculture (General) ,Ehrlichia ,rickettsias ,ehrlichiose ,Mean age ,General Medicine ,Rickettsias ,Infection rate ,Breed ,S1-972 ,Blood smear ,ehrlichiosis ,cães ,Ehrlichiosis (canine) ,Canine ehrlichiosis ,Medicine ,business - Abstract
Foi determinada a prevalência de Ehrlichiose canina entre animais atendidos no Complexo Hospitalário Veterinário do Corozal da Faculdade de Medicina Veterinária da Universidade de Panamá. O levantamento foi realizado de forma retrospectiva com dados obtidos no período de janeiro de 2004 a dezembro de 2009. Para o trabalho, foram utilizados os registros dos casos clínicos de ehrlichiose canina, confirmados através de esfregaço sanguíneo, a raça e os aspectos demográficos (idade, sexo e local de origem) de cada animal. Os resultados revelaram que 10,12% dos animais atendidos (n = 1.452) mostraram-se positivos para o problema no período em análise. Esses animais eram de ambos os sexos com idade media de aproximadamente 3,6 anos. A prevalência mensal registrada foi de 9,98%, com taxa de infecção significativamente superior em 2008 (14,83%). O número de casos positivos foi significativamente superior nos meses de março, maio e setembro e menor no mês de fevereiro, destacando-se haver densidade de casos igual ou superior à média de maio a outubro. A raça e o local de origem dos animais foram identificados como fatores de risco. The aim of this study was to determine the prevalence of canine Ehrlichiosis among animals treated at the Corozal Veterinary Hospital of the Faculty of Veterinary Medicine, University of Panama, Brazil. The survey was conducted retrospectively with data obtained from January 2004 to December 2009, based on the records of clinical cases of canine ehrlichiosis, confirmed with blood smear, race and demographics data (age, sex and place of origin) of each animal. The results revealed that 10.12% of the treated animals (n = 1452) were positive in the period under review. These animals were of both sexes with a mean age of approximately 3.6 years. The monthly prevalence recorded was 9.98%, with a significantly higher infection rate in 2008 (14.83%). The positive cases were significantly higher in the months of March, May and September and lowest in February, with a noteworthy density of cases equal to or higher than the average from May to October. Breed and place of origin of the animals were identified as risk factors.
- Published
- 2013
35. Performance of a sequencing batch biofilm reactor for the treatment of pre-oxidized sulfamethoxazole solutions
- Author
-
Santiago Esplugas, Carme Sans, Alicia Torres, Oscar Gonzalez, and Marc Esplugas
- Subjects
Environmental Engineering ,Denitrification ,Hydraulic retention time ,Sulfamethoxazole ,Iron ,Sequencing batch reactor ,Activated sludge model ,Waste Disposal, Fluid ,Bioreactors ,Bioreactor ,Waste Management and Disposal ,Water Science and Technology ,Civil and Structural Engineering ,Nitrates ,Chemistry ,Ecological Modeling ,Hydrogen Peroxide ,Photochemical Processes ,Pollution ,Oxygen ,Quaternary Ammonium Compounds ,Solutions ,Waste treatment ,Activated sludge ,Wastewater ,Environmental chemistry ,Biofilms ,Microscopy, Electron, Scanning ,Adsorption ,Oxidation-Reduction ,Nuclear chemistry - Abstract
A combined strategy of a photo-Fenton pretreatment followed by a Sequencing Batch Biofilm Reactor (SBBR) was evaluated for total C and N removal from a synthetic wastewater containing exclusively 200 mg L(-1) of the antibiotic Sulfamethoxazole (SMX). Photo-Fenton reaction was optimized at the minimum reagent doses in order to improve the biocompatibility of effluents with the subsequent biological reactor. Consequently, the pretreatment was performed with two different initial H(2)O(2) concentrations (300 and 400 mg L(-1)) and 10 mg L(-1) of Fe(2+). The pre-treated effluents with the antibiotic intermediates as sole carbon source were used as feed for the biological reactor. The SBBR was operated under aerobic conditions to mineralize the organic carbon, and the Hydraulic Retention Time (HRT) was optimized down to 8h reaching a removal of 75.7% of the initial Total Organic Carbon (TOC). The total denitrification of the NO(3)(-) generated along the chemical-biological treatment was achieved by means of the inclusion of a 24-h anoxic stage in the SBBR strategy. In addition, the Activated Sludge Model No. 1 (ASM1) was successfully used to complete the N balance determining the N fate in the SBBR. The characterization and the good performance of the SBBR allow presenting the assessed combination as an efficient way for the treatment of wastewaters contaminated with biorecalcitrant pharmaceuticals as the SMX.
- Published
- 2008
36. Rendimiento y características morfológicas relacionadas con tipo de planta erecta en frijol para riego
- Author
-
Rafael A. Salinas Pérez, Ciria Alicia Torres Estrada, Ernesto López Salinas, Rubén Félix Gastelum, Jorge Alberto Acosta Gallegos, and Francisco J. Ibarra Pérez
- Subjects
grosor del hipocótilo ,Biología ,Genetics ,Plant Science ,Horticulture ,Agronomy and Crop Science ,Phaseolus vulgaris ,rendimiento ,altura de planta - Abstract
Para realizar la cosecha directa de frijol (Phaseolus vulgaris L.) se requieren plantas con crecimiento erecto. Durante el otoñoinvierno 2004 - 2005 se evaluaron 64 genotipos de cinco tipos de frijol: ‘Azufrado’, ‘Pinto’, ‘Flor de Mayo’, ‘Flor de Junio’ y ‘Negro’. Los genotipos fueron de hábito determinado (tipo I) e indeterminado (tipos II y III) y se establecieron bajo riego en tres localidades: Los Mochis, Sinaloa; Celaya, Guanajuato y Cotaxtla, Veracruz, México. Se utilizó un diseño látice triple 8 x 8; la parcela fue un surco de 0.8 m de ancho y 6.0 m de longitud. Se determinaron siete características, dos relacionadas con la fenología, cuatro con la estructura de planta, y rendimiento. Para rendimiento hubo diferencias significativas (P ≤ 0.05) entre sitios, genotipos e interacción. En Los Mochis el rendimiento varió de 1076 a 2534 kg ha-1, en Cotaxtla de 700 a 2276 kg ha-1 y en Celaya de 800 a 4610 kg ha-1. Esa variación fue consecuencia de la amplia diversidad en el origen y hábito de crecimiento de los genotipos, los que difirieron en grado de adaptación. En las tres localidades el rendimiento de los genotipos de hábito indeterminado tipos II y III superó al de las variedades determinadas tipo I. Las características altura de la primera vaina, madurez, acame de planta y grosor del hipocótilo se relacionaron entre sí: a mayor altura de la primera vaina, mayor grosor del hipocótilo y más días a madurez; mientras que a menor altura hubo, mayor porcentaje de acame. Un mayor acame se relacionó con menor grosor del hipocótilo. Ninguna de esas características mostró relación con el rendimiento. Bajo el sistema de siembra utilizado, los genotipos de planta erecta mostraron bajo rendimiento; entre éstos los sobresalientes fueron: A 525, ‘Negro Nayarit’, ‘Negro Tacaná’ y ‘Negro Citlali’, de hábito indeterminado Tipo II.
- Published
- 2008
37. Avian influenza and US tv news
- Author
-
Alicia Torres, Brian Southwell, and Yoori Hwang
- Subjects
Adult ,Public awareness of science ,Adolescent ,Influenza A Virus H5N1 Subtype ,letter ,lcsh:Medicine ,050801 communication & media studies ,050905 science studies ,medicine.disease_cause ,mass media ,lcsh:Infectious and parasitic diseases ,Birds ,0508 media and communications ,medicine ,Animals ,Humans ,lcsh:RC109-216 ,Letters to the Editor ,Mass media ,Aged ,Aged, 80 and over ,Influenza A Virus, H5N1 Subtype ,business.industry ,television news ,Communication ,05 social sciences ,lcsh:R ,Public relations ,Middle Aged ,Public life ,Influenza A virus subtype H5N1 ,United States ,Scientific literacy ,influenza in birds ,Television ,0509 other social sciences ,business - Abstract
To the Editor: Scholars have routinely noted ways in which scientific inquiry is isolated from public life and popular attention and have bemoaned relatively low levels of scientific literacy among lay audiences (1–3). While public understanding of science in the United States and elsewhere undoubtedly is not at the level desired by most scientists, apparent interest and hunger to learn are high for certain issues. These issues represent public communication opportunities.
- Published
- 2007
38. Metodología para la Recolección de Datos Volátiles Aplicados a un Proceso de Investigación Forense-Edición Única
- Author
-
Rosa Alicia Torres García and ITESM-Campus Estado de México
- Published
- 2006
39. Riego por goteo subsuperficial en nogal pecanero (Carya illinoensis K.) con diferentes números de laterales de riego
- Author
-
Claudio Godoy Avila, Isidro Reyes Juárez, and Ciria Alicia Torres Estrada
- Subjects
Agrociencias - Published
- 2005
40. Reseña de 'Desafíos teóricometodológicos en los estudios de población en el inicio del milenio, México/ Guadalajara' de Alejandro I. Canales y Susana Lerner Sigal (coords.)
- Author
-
Ana Alicia Torres Torres
- Subjects
Sociología - Published
- 2004
41. Uso del agua, relaciones hídricas y producción en alfalfa con riego por goteo subsuperficial
- Author
-
Claudio Godoy Avila, Francisco Lucero Trujillo, Ciria Alicia Torres Estrada, José Alfredo Samaniego Gaxiola, and Isidro Reyes Juárez
- Subjects
Medicago sativa L ,potencial hídrico ,Agrociencias ,evapotranspiración ,eficiencia en el uso del agua ,sistema de riego - Abstract
Durante 2000 y 2001 se realizó en Matamoros, Coahuila, México, un estudio en el cultivo de la alfalfa (Medicago sativa L.) cuyo objetivo fue evaluar el consumo de agua y las relaciones hídricas de la planta en condiciones de riego por goteo subsuperficial (RGS) e inundación, así como determinar la eficiencia en el uso del agua en este cultivo sometido a RGS con diferentes espaciamientos entre cintas laterales. Se probaron siete tratamientos de riego; uno por inundación y seis con RGS, que resultaron de la combinación de tres niveles de reposición de la evapotranspiración (ET) y dos espaciamientos entre laterales. Se utilizó un diseño experimental de bloques al azar con cuatro repeticiones. En cada tratamiento se midió el potencial hídrico ( #968; h) en cinco hojas cada 72 horas. Se evaluó la producción de materia seca en cada uno de los cinco cortes realizados y se determinó la dinámica de acumulación de materia seca entre el segundo y tercer corte. El volumen de agua aplicado en los tratamientos con RGS fue de 15 a 49% menor que el aplicado a través del riego por inundación, mientras que la producción de materia seca fue mayor de 14 a 25.4% en el RGS que en el riego de inundación. De acuerdo con los resultados obtenidos, se sugiere para RGS reponer en cada riego 80% de la ET y colocar las cintas laterales de riego a una distancia de 1.0 m.
- Published
- 2003
42. Crisis ambiental en el lago de Chapala y el abastecimiento para Guadalajara
- Author
-
Juan M. Durán J. and Alicia Torres R
- Subjects
lcsh:Social Sciences ,lcsh:H ,cuencas lacustres ,recursos hidrológicos ,cuenca Lerma-Chapala- Santiago ,Multidisciplinarias (Ciencias Sociales) ,crecimiento urbano industrial ,Uso del agua ,lcsh:Q ,lcsh:Science - Abstract
Este artículo se centra en la crisis ambiental que genera el modelo urbano- industrial en el uso del agua por una sociedad demandante de este recurso directa o indirectamente para sus servicios, así como, por una agricultura subordinada al eje industrial que se ha generado a lo largo de la cuenca, en particular entre el lago de Chapala y Guadalajara, como resultado de las políticas y de las relaciones de poder de los actores sociales que intervienen en el uso, control y distribución de este recurso que ha sido considerado como un bien renovable e imperecedero el cual siempre estará ahí cuando se le necesite
- Published
- 2003
43. De antropólogas y antropologías: un diálogo con Laura Rival
- Author
-
Alicia Torres
- Subjects
Gender Studies ,COMUNIDADES ECUATORIANAS ,ECUATORIAN COMMUNITIES ,Sociology and Political Science ,Anthropology ,DIÁLOGOS ,DIALOGUE ,ANTHROPOLOGY ,RIVAL, LAURA ,ANTROPOLOGÍA ,Social Sciences (miscellaneous) - Abstract
El primer enfoque de mi tesis fue analizar el proceso de integracion de los huaorani a la Confeniae como una nueva forma de identidad en la que se asociaban al modo de pensar de otros indigenas de la zona, es decir, el analisis del proceso de un proyecto politico para su propia sociedad y la concepcion huaorani sobre territorialidad
- Published
- 2001
44. ¿La historia de límites o los límites de la historia?
- Author
-
Alicia Torres
- Subjects
AMAZONÍA ,Sociology and Political Science ,CONFLICTOS ,Gender Studies ,PEACE AGREEMENT ,PERÚ ,AMAZON ,EQUATOR ,Anthropology ,HISTORIA ,ECUADOR ,HISTORY ,PERU ,CONFLICTS ,ACUERDOS DE PAZ ,Social Sciences (miscellaneous) - Abstract
La firma del acuerdo de paz entre Ecuador y Perú ha generado un inusitado debate sobre la historia del Ecuador. Este artículo intenta ofrecer algunos elementos de reflexión sobre el tema.
- Published
- 1999
45. El mito al debate, las ONG en Ecuador
- Author
-
Alicia Torres
- Subjects
Gender Studies ,Sociology and Political Science ,DESARROLLO ECONÓMICO ,Anthropology ,ACADEMIC REVIEW ,ECUADOR ,PROBLEMAS SOCIALES ,SOCIAL PROBLEMS ,RESEÑA ACADÉMICA ,Social Sciences (miscellaneous) ,ORGANIZACIONES NO GUBERNAMENTALES (ONG) ,ECONOMIC DEVELOPMENT - Abstract
Ong… siglas que nombran e identifican. Siglas que aproximadamente, desde hace una decada inundan el discurso y la literatura especializada del desarrollo. Siglas que hacen referencia a un nuevo actor, presente en los escenarios del desarrollo: las organizaciones no gubernamentales.
- Published
- 1997
46. Lynn Meisch, Andean Entrepreneurs: Otavalo Merchants and Musicians in the Global Arena (Austin, TX: University of Texas Press, 2003), pp. xiv+314, £18.95, pb
- Author
-
Alicia Torres
- Subjects
Sociology and Political Science ,Arts and Humanities (miscellaneous) ,Geography, Planning and Development - Published
- 2005
47. El diseño de investigación: Etapa fundamental del planeamiento de un trabajo de grado de Ingeniería
- Author
-
Alicia Torres Muñoz
- Subjects
Science ,TA1-2040 ,Engineering (General). Civil engineering (General) - Abstract
La ingeniería moderna en contraste con la situación del pasado, ante el acelerado crecimiento de los conocimientos científicos comprende más ciencia y menos arte aunque este siempre estará presente en la forma de creatividad y criterio personales.
- Published
- 1994
48. Mahabalipuram
- Author
-
Alicia Torres
- Subjects
General Medicine - Published
- 2001
49. Dúch: An Bandia: an beo di?
- Author
-
Alicia Torres and Gabriel Rosenstock
- Subjects
General Medicine - Published
- 2001
50. Los diversos mecanismos del sistema de control campesino
- Author
-
Alicia Torres
- Subjects
lcsh:Political science (General) ,lcsh:GN1-890 ,lcsh:Anthropology ,lcsh:H1-99 ,lcsh:Social sciences (General) ,lcsh:JA1-92 - Abstract
Resumen
- Published
- 1979
Catalog
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