Listar INVESTIGACIÓN por título
Mostrando ítems 1447-1466 de 2524
-
Manifestaciones pulmonares al diagnóstico de 170 pacientes con vasculitis asociadas a anticuerpos anticitoplasma de neutrófilos: Cohorte retrospectiva de un centro universitario
(Sociedad Chilena de Enfermedades Respiratorias, 2022-03)Introducción: Las Vasculitis Asociadas a Anticuerpos Anticitoplasma de Neutrófilos (VAA) son infrecuentes, pero de amplio espectro de presentación. Si bien el consenso de clasificación de Chapel Hill del año 2012, sigue ... -
Mantoniella beaufortii and Mantoniella baffinensis sp. nov. (Mamiellales, Mamiellophyceae), two new green algal species from the high arctic(1)
(WILEY, 2020)Members of the class Mamiellophyceae comprise species that can dominate picophytoplankton diversity in polar waters. Yet, polar species are often morphologically indistinguishable from temperate species, although clearly ... -
Mapeo cienciométrico de las Neurociencias de la Educación: miradas para la formación de docentes
(Universidad Austral de Chile, 2023)La integración del conocimiento neurocientífico en la formación de docentes constituye un desafío actual en la actualización de las mallas curriculares. De ahí la pertinencia de estudios cienciométricos para conocer el ... -
Mapping Land Cover and Tree Canopy Cover in Zagros Forests of Iran: Application of Sentinel-2, Google Earth, and Field Data
(MDPI Multidisciplinary Digital Publishing Institute, 2020-06)The Zagros forests in Western Iran are valuable ecosystems that have been seriously damaged by human interference (harvesting the wood and forest sub-products, converting the forests to the agricultural lands, and grazing) ... -
Marginal Tubercle of Zygomatic Bone
(SOC CHILENA ANATOMIA, 2020)The zygomatic bone, located in the upper and lateral area of the face, is an even and irregular quadrilateral or rhomboid shaped bone. It presents 2 faces, 4 margins and 4 angles. It forms cavities, allows muscular and ... -
Margot Loyola, the infinite scene of folklore
(PONTIFICIA UNIV CATOLICA CHILE, FAC LETRAS, 2019)Sin resumen -
Marine photosynthetic eukaryotes in polar systems: Unveiling phytoplankton diversity and composition in Antarctic waters
(CIENCIAS, 2012)Las aguas antárticas son un ambiente marino peculiar debido principalmente a las fuertes variaciones estacionales a las que están sujetos varios parámetros, como disponibilidad de luz y temperatura. Al igual que en todas ... -
Marisol (Francia, 1930-2016; de origen venezolano) «AUTORRETRATO»
(Chile. Universidad Mayor, 2018-10)De un bloque rectangular de madera pintado de color azul y amarillo nacen siete cabezas esculpidas y ensambladas del mismo material. Todas representan a la misma persona, pero todas son distintas. Algunas son abstractas, ... -
María Fernanda Cardoso (1963, Bogotá)
(Chile. Universidad Mayor, 2020-03)«Agua tejida: paisaje submarino» es una instalación antigua que con el paso de los años ha ganado actualidad. Montada por primera vez en el Museum of Fine Arts de Houston en 1994, la pieza reúne un conjunto de estrellas ... -
Martensitic transformation induced by void defects in the B2-CuZr crystal structure: an atomistic analysis
(TAYLOR & FRANCIS LTD, 2019)Molecular dynamics simulations were carried out to perform tensile tests on B2-CuZr nanofilms at 1 K with a single spherical void defect. Six different samples were considered: a void-free one and five others with a single ... -
Mastitis bovina por Prototheca zopfii: primer aislamiento en Chile
(CIENCIAS, 2011)The genus Prototheca includes unicellular achlorophyllous microalgae widely distributed in the environment, some of which could be pathogenic for human and animals. However, there is no previous report regarding these ... -
Mat thickness associated with Didymosphenia geminata and Cymbella spp. in the southern rivers of Chile
(PEERJ INC, 2019)Didymosphenia geminata is a diatom that can alter aquatic systems. Several investigations have shown as chemical, and hydraulic factors have a great influence on the proliferation of D. geminata, but the study of other ... -
Matlab programmed method for the optical flow estimation based on the integral image
(IEEE, 2018)The Optical Flow computation is the estimation of the apparent displacement of the object on an image sequence (actual image and next image). There are different methods for Optical Flow estimation, standing out exhaustive ... -
Matrix metalloproteinase 9 in the saliva of patients with Sjogren's syndrome: comment on the article by Goicovich et al - Reply
(CIENCIAS, 2004)To The Editor: We would like to thank Drs. Konttinen and Azuma fortheir interesting comments concerning some of the observa-tions in our recently published article. We will focus here on 3specific issues raised, namely the ... -
Maximal Fat Oxidation by Hear Rate Variability in Physically Active Subjects
(INST NACL EDUCACION FISICA CATALUNA, 2019)Introduction: the objective of this study is to identify the intensity of the maximal fat oxidation point (Fatmax) and its relationship to the first heart rate variability threshold (HRVT1). Subjects and methods. 23 subjects ... -
Measuring Relationships Between Proactive Reporting State-level Prescription Drug Monitoring Programs and County-level Fatal Prescription Opioid Overdoses
(LIPPINCOTT WILLIAMS & WILKINS, 2020)Background: Prescription drug monitoring programs (PDMPs) that collect and distribute information on dispensed controlled substances have been adopted by nearly all US states. We know little about program characteristics ... -
Measuring the condylar unit in condylar hyperplasia: from the sigmoid notch or from the mandibular lingula?
(Churchill Livingstone, 2017)The objective of this study was to determine, in patients with active unilateral condylar hyperplasia, which is the most reliable point to measure the length of the condylar unit: from the sigmoid notch or from the mandibular ... -
Measuring the intensity of conflicts in conservation
(WILEY, 2021-05)Conflicts between the interests of biodiversity conservation and other human activities pose a major threat to natural ecosystems and human well-being, yet few methods exist to quantify their intensity and model their ...