Results 21 to 30 of about 148,142 (146)

Estrés oxidativo y envejecimiento

open access: yesRevista Cubana de Investigaciones Biomédicas, 1999
Se ha reportado un incremento del estrés oxidativo durante el envejecimiento y en las enfermedades asociadas a éste. Aunque no se conocen los mecanismos moleculares que condicionan el fenómeno del envejecimiento, se han formulado numerosas hipótesis al ...
Karina Rodríguez Capote   +1 more
doaj   +1 more source

Estrés oxidativo en la intoxicación por organofosforados [PDF]

open access: yes, 2023
Introducción: El mecanismo más importante en la toxicidad de los organofosforados (OF) es a través de la inhibición de la acetilcolinesterasa, algunos autores indican la participación de vías adicionales.
Vásquez Córdoba, Mateo Daniel
core   +1 more source

Immunology and Oxidative Stress in Multiple Sclerosis: Clinical and Basic Approach

open access: yesJournal of Immunology Research, Volume 2013, Issue 1, 2013., 2013
Multiple sclerosis (MS) exhibits many of the hallmarks of an inflammatory autoimmune disorder including breakdown of the blood‐brain barrier (BBB), the recruitment of lymphocytes, microglia, and macrophages to lesion sites, the presence of multiple lesions, generally being more pronounced in the brain stem and spinal cord, the predominantly ...
Genaro G. Ortiz   +8 more
wiley   +1 more source

El estrés oxidativo [PDF]

open access: yes, 2013
En 1985 Helmut Sies definió el término estrés oxidativo referido a un sistema biológico, como una pertuvación del equilibrio prooxidantes/antioxidantes, a favor de los primeros, que conduce a un potencial daño.
Juárez, Angela Beatriz   +2 more
core   +1 more source

Efficacy of Fish Oil on Serum of TNFα, IL‐1β, and IL‐6 Oxidative Stress Markers in Multiple Sclerosis Treated with Interferon Beta‐1b

open access: yesOxidative Medicine and Cellular Longevity, Volume 2013, Issue 1, 2013., 2013
Multiple sclerosis (MS) is a chronic inflammatory disease, which leads to focal plaques of demyelination and tissue injury in the central nervous system. Oxidative stress is also thought to promote tissue damage in multiple sclerosis. Current research findings suggest that omega‐3 polyunsaturated fatty acids (PUFAs) such as eicosapenta‐enoic acid (EPA)
V. Ramirez-Ramirez   +9 more
wiley   +1 more source

Anestésicos inhalados e intravenosos, su efecto sobre el estrés oxidativo generado por el acto anestésico-quirúrgico

open access: yesRevista Cubana de Medicina Militar, 2023
Introducción: El estrés oxidativo ocurre cuando la producción de especies reactivas de oxígeno, supera la protección celular por parte de los antioxidantes.
Juan Karel Guzmán Martínez   +3 more
doaj  

Oxidative Stress is Increased in Serum from Mexican Patients with Relapsing‐Remitting Multiple Sclerosis

open access: yesDisease Markers, Volume 26, Issue 1, Page 35-39, 2009., 2009
Objective: To determine the oxidative stress markers in serum from patients with relapsing‐remitting multiple sclerosis. Methods: Blood samples from healthy controls and 22 patients 15 women (7 aged from 20 to 30 and 8 were > 40 years old) and 7 men (5 aged from 20 to 30 and 2 were > 40 years old) fulfilling the McDonald Criteria and classified as ...
Genaro Gabriel Ortiz   +6 more
wiley   +1 more source

El estrés oxidativo en la práctica de enfermería

open access: yesRevista Científica de Enfermería, 2018
El personal de enfermería está expuesto a una gran carga de trabajo físico y psicosocial; éstos son factores estresantes que inciden directamente en la salud de este personal.
Castillo Andrade, Rocío   +1 more
doaj   +1 more source

Beyond Calories: Redox Interactions in Adipose Tissue That Lead to Metabolic Pathologies

open access: yesPhysiologia
Adipose tissue is an organ with a high metabolic rate, functioning as a storage site for potential energy derived from food. It is a heterogeneous tissue composed of various cell types that respond differently to stimuli.
Alfredo Miranda-Martínez   +3 more
doaj   +1 more source

Estrés Oxidativo y Esquizofrenia [PDF]

open access: yes, 2014
[ES] Objetivos: Diversas alteraciones electrofisiológicas se han asociado a la Esquizofrenia (SZ). Sin embargo, las causas subyacentes a las mismas no están del todo clarificadas en la actualidad.
Ballesteros Prados, Alejandro
core   +1 more source

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