Listar INVESTIGACIÓN por autor "Elsevier"
Mostrando ítems 41-56 de 56
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New He-3 neutron monitor for Chilean Cosmic-Ray Observatories from the Altiplanic zone to the Antarctic zone.
Cordaro, E. G [Chile. Universidad de Chile. Observatorio de Radiación Cósmica]; Olivares, E. [Chile. Universidad Mayor. Facultad de Ingeniería]; Gálvez, D. [Chile. Universidad de Chile. Observatorio de Radiación Cósmica]; Salazar-Aravena, D [Chile. Universidad de Santiago. Departamento de Fisica]; Laroze, D. [Chile. Universidad de Tarapacá. Instituto de Alta Investigación] (CIENCIAS, 2012)We present the results of three years of continuous operations and the principal characteristics of our new He-3 neutron monitors installed in the Chilean Network of Cosmic-Ray Observatories. During the years 2004 and 2005, ... -
New Transference Technique of Position of Mandibular Reconstructing Plates Using Stereolithographic Models
Plaza, Carlos [Chile. Universidad Mayor]; Martinovic, Gonzalo [Chile. Universidad Mayor] (CIENCIAS, 2009)Stereolithographic models are commonly used to adapt reconstructive plates in patients who will undergo mandibular resection. However, the published reports have not explained exactly how to accurately transport this plate ... -
Onset and maximum values of electromyographic amplitude during prone hip extension after neurodynamic technique in patients with lumbosciatic pain: A pilot study
Horment-Lara, Giselle [Universidad de Chile. Facultad de Medicina]; Cruz-Montecinos, Carlos [Universidad de Chile. Facultad de Medicina]; Núñez-Cortés, Rodrigo [Universidad de Chile. Facultad de Medicina]; Letelier-Horta, Pablo [Universidad de Chile. Facultad de Medicina]; Henriquez-Fuentes, Luis [Chile. Universidad Mayor. Escuela de Kinesiología] (Facultad de Ciencias, 2016)OBJECTIVE: The mechanisms underlying the effects of neurodynamic techniques are still unknown. Therefore, the aim of this study was to provide a starting point for future research on explaining why neurodynamic techniques ... -
Oral dryness in Sjogren's syndrome patients: Not just a question of water
Sepulveda, D [Universidad de Chile]; Cortes, J. [Universidad de Chile]; Quest, Andrew F.G [Universidad de Chile]; Barrera,MJ [Universidad de Chile]; Bahamondes, V. [Universidad de Chile]; Aguilera, S [Clínica INDISA, Chile]; Urzúa, Ulises [Universidad de Chile]; Alliende,C. [Universidad de Chile]; Molina, C. [Chile. Universidad Mayor]; González, S. [Chile. Universidad Mayor]; Hermoso, M.A. [Universidad de Chile]; Leyton, C. [Universidad de Chile] (CIENCIAS, 2013)Sjögren's syndrome (SS) is a chronic autoimmune disease of undefined etiology. Patients with this syndrome suffer from severe alterations in both the quality and quantity of saliva and tears, due to impaired function of ... -
Pre-stimulus EEG oscillations correlate with perceptual alternation of speech forms
Jaume-Guazzini, Francisco [Chile. Universidad Mayor]; Rodríguez, Eugenio [Pontificia Universidad Católica de Chile] (CIENCIAS, 2016)Speech perception is often seen as a passive process guided by physical stimulus properties. However, ongoing brain dynamics could influence the subsequent perceptual organization of the speech, to an as yet unknown extent. ... -
Predictive factors in infraorbital sensitivity disturbances following zygomaticomaxillary fractures. International
Basili E., A. [Chile. Universidad Mayor] (CIENCIAS, 2005)The aim of this study was to define if the alterations in sensory modalities could be a predictive factor in the prognostic recovery of the ION. Ten patients that had suffered facial trauma, associated with sensitivity ... -
Pro-inflammatory cytokines enhance ERAD and ATF6α pathway activity in salivary glands of Sjögren's syndrome patients
Aguilera, Sergio [Chile. Clínica INDISA]; Castro, Isabel [Universidad de Chile]; Cortés, Juan [Universidad de Chile]; González,Sergio [Chile. Universidad Mayor] (CIENCIAS, 2016)Salivary gland (SG) acinar-cells are susceptible to endoplasmic reticulum (ER) stress related to their secretory activity and the complexity of synthesized secretory products. SGs of Sjögren's syndrome patients (SS)-patients ... -
Relación entre el rendimiento en la prueba de estación unipodal y la velocidad del centro de presión en adultos mayores
Rodrigo Antonio G. [Chile. Universidad Mayor. Escuela de Kinesiología. Centro de Estudios del Movimiento Humano]; Silvestre, Rony [Chile. Universidad Mayor. Escuela de Kinesiología]; Rodríguez, Francisco Aniceto [Chile. Universidad Mayor. Escuela de Kinesiología. Centro de Estudios del Movimiento Humano]; Arriagada, David Andrés [Chile. Universidad Mayor. Escuela de Kinesiología. Centro de Estudios del Movimiento Humano]; Ortega, Pablo Andrés [Chile. Universidad Mayor. Escuela de Kinesiología. Centro de Estudios del Movimiento Humano] (Facultad de Ciencias, 2011)Introducción: Las caídas frecuentes son uno de los problemas de salud más importantes en los adultos mayores (AM). La prueba de estación unipodal (PEU) valora la estabilidad postural y es utilizada en la medición del riesgo ... -
RNA language in Caenorhabditis elegans and bacteria interspecies communication and memory
Legüe, Marcela [Chile. Universidad Mayor. Facultad de Ciencias. Centro de Genómica y Bioinformática]; Calixto, Andrea [Chile. Universidad Mayor. Facultad de Ciencias. Centro de Genómica y Bioinformática] (Chile. Universidad Mayor, 2019)Bacteria were the first inhabitants on earth, and worms one of the earliest animals. Their mutual adaptation points to a remarkable genetic plasticity, underlying rapidly evolving molecular and behavioral strategies for ... -
Saprolegnia species affecting the salmonid aquaculture in Chile and their associations with fish developmental stage
Sandoval-Sierra, Jose Vladimir [España. Real Jardín Botánico CSIC. Departamento de Micología]; Latif-Eugenin, Fadua [Universidad Austral de Chile. Facultad de Medicina]; Martín, María P. [España. Real Jardín Botánico CSIC. Departamento de Micología]; Zaror, Luis [Chile. Universidad Mayor. Escuela de Tecnología Médica]; Diéguez-Uribeondo, Javier [España. Real Jardín Botánico CSIC. Departamento de Micología] (Facultad de Ciencias, 2014)The rapid increase in the aquaculture production of salmonids has been followed by a rise in several diseases. In particular, saprolegniosis can account for at east 10% of the annual economic loss in salmonids. In this ... -
Seal, replacement or monitoring amalgam restorations with occlusal marginal defects? Results of a 10-year clinical trial
Fernández, E [Universidad de Chile]; Mena, K. [Universidad de Chile]; Martin, J. [Universidad de Chile] (CIENCIAS, 2015)The aim of this prospective and blind clinical trial was to assess the effectiveness of sealing localized marginal defects of amalgam restoration that were initially scheduled to be replaced. A cohort of twenty six patients ... -
Severe spontaneous cases of bisphosphonate-related osteonecrosis of the jaws
Briones, D. L [Chile. Universidad Mayor]; Ferres, A. J. [Chile. Universidad Mayor]; Torrealba, R. L [Chile. Universidad Mayor] (CIENCIAS, 2007)A new kind of osteonecrosis has been reported, first in connection with chemotherapy and later with bisphosphonate therapy. Bisphosphonates are used as adjunctive therapy with patients suffering from cancer. The connection ... -
Short- and Long-term Survival after Stroke in Hospitalized Patients in Chile: A Nationwide 5-Year Study
Lavados, Pablo M. [Chile.Universidad del Desarrollo]; Murta-Nascimento, Cristiane [España. Hospital del Mar. Departamento de Epidemiología y Evaluación]; Araujo, Miguel [Chile. Universidad Mayor] (CIENCIAS, 2013)Background: Short- and long-term stroke survival is a key indicator of hospital performance in stroke care. Our aim was to estimate short-and long-term survival rates in discharged patients diagnosed with ischemic stroke ... -
Sjogren's syndrome and the epithelial target: A comprehensive review
Bahamondes, V. [Universidad de Chile]; Sepúlveda, D. [Universidad de Chile]; Quest, A.F.G [Universidad de Chile]; Molina, C. [Chile. Universidad Mayor]; González, S. [Chile. Universidad Mayor] (CIENCIAS, 2013)The most difficult component in our understanding of human autoimmunity remains a rigorous dissection of etiological events. Indeed, the vast literature on autoimmune diseases focuses on the inflammatory response, with the ... -
Social structure in a family group of Guanaco (Lama guanicoe, Ungulate): Is female hierarchy based on 'prior attributes' or 'social dynamics'?
Zapata, Beatriz [Chile. Universidad Mayor]; Samaniego,Horacio [Universidad Austral de Chile]; Soto-Gamboa, Mauricio [Universidad Austral de Chile] (CIENCIAS, 2013)Social life involves costs and benefits mostly associated with how individuals interact with each other. The formation of hierarchies inside social groups has evolved as a common strategy to avoid high costs stemming from ... -
The Influence of Ethnicity on Warfarin Dosage Requirements in the Chilean Population
Subiabre, Valeska [Chile. Universidad de Talca]; Palomo, Iván [Chile. Universidad de Talca]; Guzmán, Neftalí [Chile. Universidad San Sebastián]; Retamales, Eduardo [Chile. Instituto de Salud Pública]; Henríquez, Hugo [Chile. Universidad Mayor. Escuela de Tecnología Médica]; Gonzalez, Luis [Chile. Universidad de La Frontera] (Facultad de Ciencias, 2015)Background: Vitamin K antagonists are drugs that are widely prescribed around the world and their use has helped improve the prognosis of patients with thromboembolic disease. However, a high interindividual variability ...