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Mostrando ítems 1227-1246 de 2523
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Imitation of novel conspecific and human speech sounds in the killer whale (Orcinus orca).
(Chile. Universidad Mayor, 2018-02-05)Vocal imitation is a hallmark of human spoken language, which, along with other advanced cognitive skills, has fuelled the evolution of human culture. Comparative evidence has revealed that although the ability to copy ... -
Immediate Small-Diameter Implants as Abutments for an Overdenture in the Edentulous Atrophic Mandible: Report of Immersion Endoscopic Bone in vivo, and Histologic Bone-Implant Evaluation After 6 Months of Function
(SOC CHILENA ANATOMIA, 2019)The aim of this report was to endoscopically evaluate bone quality in vivo in the immediate installation of temporary small-diameter implants, and again after 6 months of function, through an attachments system for ... -
Immunocytochemical and Ultrastructural Evidence Supporting That Andes Hantavirus (ANDV) Is Transmitted Person-to-Person Through the Respiratory and/or Salivary Pathways
(FRONTIERS MEDIA SA, 2020)In South America Andes hantavirus (ANDV) is hosted by the rodent Oligoryzomys longicaudatus (also known as pygmy rice rat). In humans, ANDV causes Hantavirus Pulmonary Syndrome (HPS), with a fatality rate of about 40%. ... -
Imogolite in water: Simulating the effects of nanotube curvature on structure and dynamics
(Elsevier BV, 2019-07)Imogolite is a fascinating inorganic nanotube that is found in nature or synthesized in a laboratory. The synthesis process is carried out in liquid media, and leads to the formation of almost monodisperse diameter nanotubes. ... -
IMPACT ANALYSIS OF IT USE IN LOGISTICAL COSTS OF A BRAZILIAN BEVERAGE COMPANY
(Chile. Universidad Mayor, 2017)Purpose - The main goal of this paper is to identify the impact that the use of Information Technology (IT) provides to the logistical costs of a company in the beverage industry. This research work proposes the theoretical ... -
Impact of Dietary Lipids on Colonic Function and Microbiota: An Experimental Approach Involving Orlistat-Induced Fat Malabsorption in Human Volunteers
(CIENCIAS, 2016)OBJECTIVES: High-fat diets alter gut microbiota and barrier function, inducing metabolic endotoxemia and low-grade inflammation. Whether these effects are due to the high dietary lipid content or to the concomitant decrease ... -
Impact of distance on mode of active commuting in Chilean children and adolescents
(MDPI Multidisciplinary Digital Publishing Institute, 2017)Active commuting could contribute to increasing physical activity. The objective of this study was to characterise patterns of active commuting to and from schools in children and adolescents in Chile. A total of 453 Chilean ... -
Impact of Extreme Weather Events on Aboveground Net Primary Productivity and Sheep Production in the Magellan Region, Southernmost Chilean Patagonia
(MDPI AG, 2020-08)Spatio-temporal patterns of climatic variability have effects on the environmental conditions of a given land territory and consequently determine the evolution of its productive activities. One of the most direct ways to ... -
Impact of Hypothermic Stress During Special Operations Training of Chilean Military Forces
(OXFORD UNIV PRESS, 2018)Introduction: The Chilean Army considers processes that can optimize physical capacities for responding to the impact of situations and given stressors. The study of the effect of hypothermia as a stressor agent (HSA) and ... -
Impact of internal structure on aggregate collisions
(Oxford University Press, 2023-09-18)Granular-mechanics simulations are used to study collisions between granular aggregates. We compare the collision outcomes for three different types of aggregate: (i) aggregates constructed by a ballistic particle–cluster ... -
Impact of post-thaw supplementation of semen extender with antioxidants on the quality and function variables of stallion spermatozoa
(ELSEVIER SCIENCE BV, 2019)During cryopreservation procedures, the spermatozoa are exposed to physical and chemical stressors that generate an increase in the intracellular concentration of reactive oxygen species (ROS). If ROS concentrations are ... -
El impacto inicial con antepié incrementa la actividad muscular del gastrocnemios durante la carrera: Un estudio cuantitativo de actividad electromiográfica
(Chile. Universidad Mayor, 2020)Un importante porcentaje de las lesiones de miembros inferiores ha sido vinculado a la técnica de carrera, en particular, al contacto inicial con retropié (RP) o antepié (AP). Sin embargo, existe limitada evidencia de la ... -
Impacto cardiovascular secundario a la terapia para el control del cáncer
(Sociedad Médica de Santiago, 2020-01)Cardiovascular diseases and cancer account for 27 and 25% of mortality in Chile, respectively. In the last decades, survival of people with cancer has improved due to preventive programs, early detection strategies, advances ... -
Impacto de la gestión de riesgos en la prevención de eventos adversos durante el traslado intrahospitalario de pacientes
(Facultad de Ciencias, 2015)Durante su estadía, el paciente es sometido a muchos procedimientos que conllevan riesgos, incluyendo la actividad de traslado del paciente. La función del traslado cobra relevancia en cuanto a ocurrencia, si consideramos ... -
Impacto negativo de la pandemia Covid-19 en las atenciones ambulatorias de salud mental de la Región de Coquimbo, Chile
(UNIV NAC CORDOBA, ESCUELA SALUD PUBLICA, 2023-08-22)Introducción: La pandemia por COVID 19 ha tensionado los sistemas de salud en todo el mundo, al mismo tiempo ha generado un impacto negativo en la salud mental de la población. Los servicios de salud mental tienen el desafío ... -
Impaired IRE1 alpha/XBP-1 pathway associated to DNA methylation might contribute to salivary gland dysfunction in Sjogren's syndrome patients
(OXFORD UNIV PRESS, 2018)Objectives. Labial salivary glands (LSGs) of SS patients show alterations related to endoplasmic reticulum stress. Glandular dysfunction could be partly the consequence of an altered inositol-requiring enzyme 1 alpha (IRE1 ... -
Implementación de una jornada virtual de telesalud y capacitación masiva para personas mayores chilenas y estudiantes de la salud: impacto en la cobertura
(SOC MEDICA SANTIAGO, 2023-02)Background: Aging increases the vulnerability to diseases and environmental changes such as the COVID-19 pandemic. Telehealth and tele-education are vital to prevent the deleterious effects of prolonged confinement, and ... -
Implementación del diagnóstico molecular del VPH: experiencia chilena en curso
(Chile. Universidad Mayor, 2021-09)Cervical Cancer (CaCu) has a heterogeneous epidemiological behavior throughout the planet, depending on regional socioeconomic development level. Some developed countries predict a potential eradication of this cancer in ...