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Mostrando ítems 1926-1945 de 2523
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Real time optical flow estimation for images with large displacements
(2016 IEEE International Conference on Automatica (ICA-ACCA), 2016)Optical flow is defined as the pattern of apparent motion of objects in a image sequence. Optical flow has many applications: control of automatic taking off and landing of an autonomous aircraft, video compression, noise ... -
Recent changes in total ice volume on Volcan Villarrica, Southern Chile
(CIENCIAS, 2015)Results obtained by the first intensive airborne surveys carried out at Volcan Villarrica (39 degrees S) in Southern Chile, are presented. These campaigns included the use of a scanner laser system, for detecting the glacier ... -
Recent deforestation drove the spike in Amazonian fires
(IOP Publishing Ltd., 2020-12)Sin resumen. -
Recent increases in depressive symptoms among US adolescents: trends from 1991 to 2018
(SPRINGER HEIDELBERG, 2019)BackgroundMental health problems and mental health related mortality have increased among adolescents, particularly girls. These trends have implications for etiology and prevention and suggest new and emerging risk factors ... -
Reciprocal grafting between clones with contrasting drought tolerance suggests a key role of abscisic acid in coffee acclimation to drought stress
(SPRINGER, 2018)The role of abscisic acid (ABA) in drought tolerance of Coffea canephora is unknown. To determine whether ABA is associated with drought tolerance and if the use of tolerant rootstocks could increase ABA and drought ... -
Recombinant lactic acid bacteria as delivery vectors of heterologous antigens: the future of vaccination?
(CIENCIAS, 2015)Lactic acid bacteria (LABs) are good candidates for the development of new oral vaccines and are attractive alternatives to attenuated pathogens. This review focuses on the use of wild-type and recombinant lactococci and ... -
Recomendaciones para el manejo de pacientes con COVID-19 con indicación terapéutica de ventilación mecánica que eventualmente son conectados a máquinas de anestesia
(Sociedad de Anestesiologia de Chile, 2020)La pandemia de COVID-19 producida por SARS-CoV-2 actualmente en curso anticipa una gran demanda por ventiladores mecánicos (VM), ya que un porcentaje relevante de los contagiados cae rápidamente en insuficiencia respiratoria ... -
Reconocimiento del efecto de Cinara cupressi (Hemiptera: Aphididae) en el estado sanitario de Austrocedrus chilensis mediante imágenes multiespectrales
(CIENCIAS, 2009)Este trabajo examinó la utilidad de la observación remota multiespectral para reconocer los efectos producidos por la infestación del pulgón del ciprés (Cinara cupressi) en el estado sanitario de las formaciones de ciprés ... -
Reconstruction of Temporomandibular Joint With a Fibula Free Flap: A Case Report With a Histological Study
(CIENCIAS, 2015)Reconstruction of the temporomandibular joint (TMJ) for congenital or acquired deformities is a major challenge for maxillofacial surgeons. The alternatives for reconstructing the TMJ include free grafts (costochondral, ... -
Redefining micrometastasis in prostate cancer - a comparison of circulating prostate cells, bone marrow disseminated tumor cells and micrometastasis: Implications in determining local or systemic treatment for biochemical failure after radical prostatectomy
(CIENCIAS, 2012)The presence of cells positive for cytokeratins or prostate-specific antigen (PSA) in bone marrow aspirates (BMAs) has been used to indicate the presence of micrometastasis. The aim of this prospective study of prostate ... -
Redox stress response and UV tolerance in the acidophilic iron-oxidizing bacteria Leptospirillum ferriphilum and Acidithiobacillus ferrooxidans
(ELSEVIER, 2021-05)The oxidative stress response represents a sum of antioxidative mechanisms that are essential for determining the adaptation and abundance of microorganisms in the environment. Leptospirillum ferriphilum and Acidithiobacillus ... -
Reduced sulfation of muc5b is linked to xerostomia in patients with Sjogren syndrome
(CIENCIAS, 2008)Objectives: MUC5B contains sulfated and sialylated oligosaccharides that sequester water required for moisturising the oral mucosa. Xerostomia, in patients with Sjogren syndrome, is generally associated with reduced ... -
Reducing police occupational needle stick injury risk following an interactive training: the SHIELD cohort study in Mexico
(MDPI, 2021-05-14)Objective At a time of unprecedented attention to the public health impact of policing, it is imperative to understand the role of occupational safety in shaping officer behaviours. We assessed the longitudinal impact of ... -
Reduction of high-fat diet-induced liver proinflammatory state by eicosapentaenoic acid plus hydroxytyrosol supplementation: involvement of resolvins RvE1/2 and RvD1/2
(ELSEVIER SCIENCE INC, 2019)High-fat diet (HFD)-fed mice show obesity with development of liver steatosis and a proinflammatory state without establishing an inflammatory reaction. The aim of this work was to assess the hypothesis that eicosapentaenoic ... -
Reflexiones sobre el derecho al recurso a partir de la sentencia "Mohamed vs. Argentina" de la Corte Interamericana de Derechos Humanos: cuestiones a tener en consideración sobre el sistema recursivo en el proyecto de Código Procesal Civil
(Facultad de Humanidades, 2013)Corte Interamericana de Derechos Humanos2 Caso Mohamed vs. Argentina Resumen oficial emitido por la Corte Interamericana Sentencia de 23 de noviembre de 2012 (Excepción Preliminar, Fondo, Reparaciones y Costas). El 23 de ... -
Reflexión respecto a las emociones en el trabajo del profesional de la salud especialmente en población infantil
(Chile. Universidad Mayor, 2017)Se pretende reflexionar respectodel cómo las emociones influyen en el trabajo que desarrollan los profesionales de la salud,especialmente en población infantil,en donde se complejiza la sincronización ...