Resultados de búsqueda - (( ((naif OR air) OR nair) OR aire ) OR ( pair OR (( aims OR (pairs OR pars) ) OR pars )))*

  1. 1181
  2. 1182

    Are massive open online courses (MOOCs) pedagogically innovative? por Armellini, Alejandro, Padilla Rodríguez, Brenda Cecilia

    Publicado 2016
    “…This paper reports on a survey aimed at exploring how different stakeholders describe MOOCs, focusing on whether they would consider them pedagogically innovative, and if so, why. …”
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  3. 1183

    Polyphenolic Profile and Antioxidant Activity of Leaf Purified Hydroalcoholic Extracts from Seven Mexican Persea americana Cultivars por Castro López, Cecilia, Bautista Hernández, Israel, González Hernández, María D., Martínez Ávila, Guillermo Cristian Guadalupe, Rojas, Romeo, Gutiérrez Díez, Adriana, Medina Herrera, Nancy, Aguirre Arzola, Víctor Eustorgio

    Publicado 2019
    “…Persea americana (avocado) is a fruit consumed worldwide; however, since avocado leaves are apparently a natural ingredient that can be used as a traditional medicine, they can be a potential source of bioactive compounds. This study aimed to analyze the antioxidant activity of seven Mexican avocado leaf extracts by DPPH•, ABTS•+, and lipid peroxidation (LPO), and to identify the compoundprofilebyliquidchromatographycoupledtomassspectrometry/electronsprayionization. …”
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  4. 1184

    Recent Advances in Synthesis and Properties of Hybrid Halide Perovskites for Photovoltaics por Vidyasagar, C. C., Muñoz Flores, Blanca M., Jiménez Pérez, Víctor Manuel

    Publicado 2018
    “…In this review, several methods aimed at resolving these problems to some extent have been compiled, including eco-friendly synthesis. …”
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  5. 1185

    Antitumor activity of Chlorella sorokiniana and Scenedesmus sp. microalgae native of Nuevo León State, México por Reyna Martinez, Raul, Gómez Flores, Ricardo Alberto, Lopez Chuken, Ulrico Javier, Quintanilla Licea, Ramiro, Caballero Hernández, Diana Elia, Rodríguez Padilla, Cristina, Beltrán Rocha, Julio César, Tamez Guerra, Patricia

    Publicado 2018
    “…Microalgae synthesize compounds with known invitro and invivo biological activity againstdifferenttumorcelllines.Therefore,nativemicroalgaefromtheStateofNuevo Leon, Mexico may become a potential source of antitumor agents. The aim of the present study was to evaluate the invitro cytotoxic effect of Nuevo Leon regional Chlorella sorokiniana (Chlorellales: Chlorellaceae) and Scenedesmus sp. …”
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  6. 1186

    Psychoneuroimmunoendocrinology: clinical implications por González Díaz, Sandra Nora, Arias Cruz, Alfredo, Elizondo Villarreal, Bárbara, Monge Ortega, Olga Patricia

    Publicado 2017
    “…Abstract Psychoneuroimmunoendocrinology, which was first described in 1936, is the study of the interactions between the psyche, neural and endocrine functions and immune responses. The aim of psychoneuroimmunoendocrinology is to apply medical knowledge to the treatment of different allergic, immune, autoimmune, rheumatic, neoplastic, endocrine, cardiovascular and dental pathologies, among other disorders. …”
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  7. 1187

    Electrochemical Reactivation of AISI 409 Ferritic Stainless Steel Sheet Welded by Laser Process with application in aeronautical por C. Ramírez-López, M

    Publicado 2017
    “…Microhardness profiles were employed to evaluate the mechanical properties. With the aim of analyze the effect on the degree of sensitization to welding processes and the base material, a methodological analysis of gas metal arc welding GMAW, gas tungsten arc welding GTAW and LASER welding process was performed. …”
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  8. 1188

    Estrategia de erradicación de la pobreza extrema: caso Jamundi, Colombia por Narvaéz Ferrin, María E., Lechuga Cardozo, Jorge Isaac, Cruz Páez, Fabio Orlando

    Publicado 2020
    “…Se concluye que para impactar positivamente la calidad de vida de las familias beneficiarias en Jamundí es necesario mejorar condiciones de empleabilidad y servicios públicos. Abstract The aim of this article is to evaluate the efficiency of the housing delivery policy of priority interest for the eradication of extreme poverty in Jamundí, Colombia. …”
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  9. 1189

    Corrosion Behavior of Passivated Martensitic and Semi-Austenitic Precipitation Hardening Stainless Steel por Almeraya Calderón, Facundo, Samaniego Gámez, Pedro Oliver, Maldonado Bandala, Erick, Nieves Mendoza, Demetrio, Olguín Coca, Javier, Jáquez Muñoz, Jesús Manuel, Cabral Miramontes, José Ángel, Flores de los Ríos, Juan Pablo, Bautista Margulis, Raúl German, Gaona Tiburcio, Citlalli

    Publicado 2022
    “…This research aimed to conduct a passive layer state study on martensitic and semi-austenitic precipitation hardening stainless steels (PHSS) passivated in citric acid and nitric acid baths at 49 and 70 °C for 50 and 75 min and subsequently exposed in 5 wt.% NaCl and 1 wt.% H2SO4 solutions. …”
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  10. 1190
  11. 1191
  12. 1192

    Evaluation of Passive Films on 17-7PH and 410 Stainless Steel Exposed to NaCl Solution por Martínez Aparicio, Brisa Selene, Gaona Tiburcio, Citlalli, Almeraya Calderón, Facundo, Goldsberry, Reece, Castaneda, Homero

    Publicado 2024
    “…This work covers the formation of a passive state for two different alloys used in the aeronautical industry. The aim of this study is to investigate the effectiveness of passivation treatments on 17-7PH and 410 SS (stainless steel) samples, specifically when performed with citric and nitric acid solutions at 49 °C using an immersion time of 90 min and subsequent exposure in 3.5 wt.% NaCl solution. …”
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  13. 1193

    Screening of north-east Mexico medicinal plants with activities against herpes simplex virus and human cancer cell line por Silva Mares, David Arturo, Rivas Galindo, Veronica M., Salazar Aranda, Ricardo, Pérez López, Luis Alejandro, Waksman de Torres, Noemí, Pérez Meseguer, Jonathan, Torres López, Ernesto

    Publicado 2019
    “…The plants examined in this study have previous biological activity reports indicating the possibility of found activity against herpes and cancer cell. The aim of this contribution was to carry out a screening of Juglans mollis (Juglandaceae), Persea americana (Lauraceae), Hamelia patens (Rubiaceae), Salvia texana (Lamiaceae), Salvia ballotaeflora (Lamiaceae), Ceanothus coeruleus (Rhamnaceae), Chrysactinia mexicana (Asteraceae) y Clematis drummondii (Ranunculaceae), against HeLa cells, VHS-1 and VHS-2. …”
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  14. 1194

    Fitness test profiles in children aged 8-12 years old in Granada (Spain) por López García, Ricardo, Cepero González, Mar, Suárez Llorca, Concepción, Andreu Cabrera, Eliseo, Rojas Ruiz, Francisco Javier

    Publicado 2011
    “…The aim of this study was to determine the effects of physical education in body composition and health-related fitness among boys and girls aged 8 to 12 years old in Granada (Spain) in a longitudinal, randomized study of 5 months. 106 children (49 boys and 57 girls) between 8 and 12 years old completed the study. …”
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  15. 1195

    MEETING OUR LADY OF GUADALUPE IN EIGHTEENTH-CENTURY MEXICO por Taylor, William B.

    Publicado 2022
    “…A closer consideration of how the devotion grew in the eighteenth century, especially how it grew without Tepeyac becoming a magnet for pilgrims from distant places, is the aim of this essay.…”
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  16. 1196
  17. 1197

    Recent Advances on Freshwater Crayfish Nutrition: Proposal of a Practical Diet for Juvenile Astacid Crayfish Studies from the Onset of Exogenous Feeding under Controlled Conditions por González López, Rocío

    Publicado 2011
    “…Considering the knowledge on freshwater crayfish feeding requirements and other cultured crustaceans, a practical extruded diet was formulated with the aim to be used for juvenile astacid studies from the onset of exogenous feeding. …”
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  18. 1198
  19. 1199

    La consulta popular en México: un replanteamiento para superarlainoperabilidad a la luz de los primeros resultados y los modelos Latinoamericanos. por López Sáenz, Emanuel

    Publicado 2017
    “… The figure of popular consultation recently emerged in the Mexican legal framework alongside the citizen initiative and the independent governments.By virtue of this new tool of democratic participation, it is necessary to question about the efficiency of it (a question that must be analyzed in the other two), assesing the aspects to be improved –if applicable-in order to give full validity to the emphatic attempt, to create more solid links between the government and the participation of its citizens, condition that strengthens a country’s governance.This approach arises, since an analysis of the fisrt cases to conduct varied popular consultations in the electoral day from 2015 was done and all the requests studied were dismissed by the Highest Court, who is previously in charge of the analysis of the constitutionality of the consultations, stating that, all the raised issues were prohibited by the Constitution.This has led to a recent debate in different latitudes about the suitability of reformulate the figure, since it is nowadays a model of participation that seeks to empower the citizen, however, from the 2015 experience and with the aim of providing full validity to the civilian right of participating, is convenient to study the constitutional limitations not to plumb in the depths of absurdity having on one side the constitutional requirement of national transcendence, an on the other hand, theinconstitutionality and therefore the inoperativity of the consultation by the extent of the contitutional restrictions. …”
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  20. 1200

    Análisis de la Problemática de mortalidad materna en el estado de Nuevo León en la actualidad por Treviño Treviño, Hannia Melissa, Tamez-González, Gerardo

    Publicado 2016
    “…Tras la revisión documental se encontró que: la medición de indicadores de salud en el estado de Nuevo León son diseñados sobre la base de las instituciones mundiales en salud, que brindan información esencial y especifica respecto a la salud materna.Palabras clave: Mortalidad materna, objetivos del desarrollo del milenio, salud reproductiva.AbstractThis article is the product of a literature review, whose aim consisted in showing evidence of the maternal mortality as a key element of the theory of human development, as well as the different institutional, political and social settings which provide access to healthcare in the state of Nuevo León, as one of the main factors to move towards a sustainable society with a high-quality life level. …”
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