Browsing by Title Facultad de Medicina

Now showing items 8321-8340 of 12947

    • Neuropathologic Heterogeneity in HDDD1: A Familial Frontotemporal Lobar Degeneration With Ubiquitin-positive ... 
      Behrens Pellegrino, María Isabel; Mukherjee, Odity; Tu, Pang-hsien; Liscic, Rajka M.; Grinberg, Lea Tenenholz; Carter, Deborah; Paulsmeyer, Katherine; Taylor-Reinwald, Lisa; Gitcho, Michael; Norton, Joanne; Chakraverty, Sumi; Goate, Alison M.; Morris, John C.; Cairns, Nigel J. (Lippincott Williams & Wilkins, 2007-03)
      Hereditary dysphasic disinhibition dementia (HDDD) describes a familial disorder characterized by personality changes, and language and memory deficits. The neuropathology includes frontotemporal lobar atrophy, neuronal ...
    • Neuropathological changes in the rat brain cortex in vitro: effects of kainic acid and of ion substitutions 
      Berdichevsky, Elisa; Muñoz, C.; Riveros, Nora; Cartier Rovirosa, Luis; Orrego, F. (1987)
      The ionic mechanisms that may contribute to the neurotoxicity of kainic acid, were studied in a system of rat thin neocortical slices superfused in vitro. Slices superfused for 3 h under control conditions showed an ...
    • Neuropatía ciática en pediatría: presentación clínica y seguimiento a largo plazo 
      Jaque Almendras, Carlos; Escobar, Raúl G.; Caicedo Feijoo, Alfredo; Beytía Reyes, María de los Ángeles; Correa Pérez, Sergio; Gejman Enríquez, Roger; Cruz Quiroga, Juan Pablo; Contreras Olea, Óscar; Avila Smirnow, Daniela (Sociedad Chilena de Pediatría, 2020)
      La neuropatía ciática es una entidad infrecuente y de difícil diagnóstico en Pediatría. Su evolución a largo plazo no ha sido claramente definida. Objetivo: Analizar la presentación clínica y evolución de un grupo de ...
    • Neuropatía diabética 
      Cea Muñoz, Gabriel; Castillo Carrasco, José; Verdugo L., Renato (Mediterráneo, 2004)
    • Neuropatías periféricas 
      Reisin, Ricardo; Cea Muñoz, Gabriel; Pagano, Miguel; Rugiero, Marcelo; Verdugo Latorre, Renato; Pardal, Ana; Castillo Carrasco, José (Editorial Médica Panamericana, 2002)
    • Neuropilin-1 in transplantation tolerance 
      Campos Mora, Mauricio; Morales, Rodrigo A.; Gajardo, Tania; Catalán Martina, Diego; Pino Lagos, Karina (2013)
      In the immune system, Neuropilin-1 (Nrp1) is a molecule that plays an important role in establishing the immunological synapse between dendritic cells (DCs) and T cells. Recently, Nrp1 has been identified as a marker that ...
    • Neuropsychiatric changes precede classic motor symptoms in ALS and do not affect survival 
      Mioshi, Eneida; Caga, Jashelle; Lillo Zurita, Patricia; Hsieh, Sharpley; Ramsey, Eleanor; Devenney, Emma; Hornberger, Michael; Hodges, John R.; Kiernan, Matthew C. (Lippincott Williams and Wilkins, 2014)
      Objectives:To investigate patient susceptibility to neuropsychiatric symptoms in the context of progression of more classic motor symptoms in amyotrophic lateral sclerosis (ALS) and to examine the impact of neuropsychiatric ...
    • Neuropsychological assessment of chilean children with a history of extreme prematurity: an exploratory study 
      Varela Moraga, Virginia; Torres, Felipe; Rosselli, Mónica; Quezada, Camilo (Routledge, Taylor & Francis, 2020)
      This study was conducted to explore the neuropsychological abilities of premature Chilean children. Two groups (Premature and Control, 10 children each, age ranging from 5 to 7.11) were established based on weeks of gestation ...
    • Neuropsychological assessment of patients with relapsing remitting multiple sclerosis prior to the use of ... 
      Nogales-Gaete, Jorge; Aracena, Rodrigo; Díaz, Vannia; Zitko, Pedro; Eloiza, Claudio; Cepeda-Zumaeta, Sergio; Agurto, Paula; González, Carola (2012)
      Background: The detection of cognitive changes (CC) and psychiatric disorders in relapsing remitting multiple sclerosis (MS-RR) contributes to patient clinical monitoring. Aim: To assess the frequency and characteristics ...
    • Neuropsychological dysfunction after cardiac surgery. Cerebral saturation and bispectral index: A longitudinal ... 
      Parra, Víctor M.; Sadurní, Marc; Doñate, Marta; Rovira, Irene; Roux, Carmen; Ríos, José; Boget, Teresa; Fita, Guillermina (2011)
      Background: Neuropsychological dysfunction is a major cause of morbidity and mortality after cardiac surgery. Aim: To evaluate if intraoperative cerebral desaturation and depth of anesthesia measured by bispectral index ...
    • Neurosyphilis and human immunodeficiency virus (HIV-1)infection. Experience with 6 cases Neurosífilis e ... 
      Silva Silva, Laura; Agar,; Guzmán Guzmán, Iris P; Thompson,; Sepúlveda Sepúlveda, Ximena Andrea (1994)
      HIV infected population has a higher incidence of syphilis, being this an independent risk factor for HIV infection. We report 88 HIV infected patients seen during the last three years. Fourteen (16%) had reactive serum ...
    • Neurotoxic lesion of anteromedial/posterior parietal cortex disrupts spatial maze memory in blind rats 
      Pinto Hamuy, Teresa; Montero, Vicente M.; Torrealba, Fernando (2004)
      The primary visual cortex of rats is surrounded laterally (in Oc2L) and medially (in Oc2M) by several peristriate visual areas. Previous studies from our laboratory demonstrated that bilateral lesions in Oc2L result in ...
    • Neurotoxicological and neuroprotective elements in Parkinson's disease 
      Kostrzewa, R. M.; Segura Aguilar, Juan (2002)
      SNpc neurons are uniquely at risk from damage by a variety of ROS, including catechol-quinones formed from autoxidation of DA; as well as Tyr O, TyrOOH, H2O2O-.2, NO., HONOO-, and HO.. The high content of Fe2+ in SNpc ...
    • Neurotoxin Mechanisms and Processes Relevant to Parkinson’s Disease: An Update 
      Segura Aguilar, Juan; Kostrzewa, Richard M. (Springer, 2015)
      The molecular mechanism responsible for degenerative process in the nigrostriatal dopaminergic system in Parkinson's disease (PD) remains unknown. One major advance in this field has been the discovery of several genes ...
    • Neurotoxins and neurotoxicity mechanisms. An overview 
      Segura Aguilar, Juan; Kostrzewa, Richard M. (Springer New York LLC, 2006)
      Neurotoxlns represent unique chemical tools, providing a means to 1) gain insight into cellular mechanisms of apopotosis and necrosis, 2) achieve a morphological template for studies otherwise unattainable, 3) specifically ...
    • Neurotoxins as Preclinical Models for Parkinson’s Disease 
      Segura Aguilar, Juan (Springer New York LLC, 2018)
      © 2018, Springer Science+Business Media, LLC, part of Springer Nature.Translational medicine is one of the major concerns in this century. While significant advances have been made with scientific knowledge, the translation ...
    • Neurotrophins acting via TRKB receptors activate the JAGGED1-NOTCH2 cell-cell communication pathway to ... 
      Dorfman, Mauricio D.; Kerr, Bredford; Garcia-Rudaz, Cecilia; Paredes, Alfonso H.; Dissen, Gregory A.; Ojeda, Sergio R. (2011)
      Tropomyosin-related kinase (TRK) receptor B (TRKB) mediates the supportive actions of neurotrophin 4/5 and brain-derived neurotrophic factor on early ovarian follicle development. Absence of TRKB receptors reduces granulosa ...
    • A neutral cue facilitates detection of a visual target by modulating attention 
      Hamamé, Carlos M.; Délano, Paul H.; Robles Wobbe, Luis (SOC BIOLGIA CHILE, 2008)
      Twelve rats were trained to perform a two-choice visual detection task in which a right or left light was presented and the animals were required to press the lever located under the illuminated light for a food reward. ...
    • Neutral endopeptidase and angiotensin I converting enzyme insertion/deletion gene polymorphism in humans 
      Jalil Milad, Jorge; Ocaranza, María Paz; Oliveri, C.; Córdova, S.; Godoy, I.; Chamorro, G.; Braun, S.; Fardella, Carlos E.; Michel, J. B.; Lavandero González, Sergio (NATURE PUBLISHING GROUP, 2004-02)
      Neutral endopeptidase (NEP) hydrolyses angiotensins (Ang) I and II and generates angiotensin-(1-7) [Ang-(17)]. In humans, the insertion/deletion (I/D) angiotensin- I converting enzyme ( ACE) gene polymorphism determined ...
    • Neutral illusions, selective nightmares and autopoietic madness 
      Valenzuela Yuraidini, Carlos (2010)
      Until now, there are three evolutionary models: I) The Synthetic Theory of Evolution (STE) also named as the Neo-Darwinian model; II) The Neutral Theory of Evolution (NTE) with its daughter the Nearly-Neutral Theory of ...