Results 71 to 80 of about 171,963 (294)

Mayores: actitudes en cuidado [PDF]

open access: yes, 2015
En Portugal, al igual que en las sociedades desarrolladas, existe un creciente envejecimiento de la poplación, se espera un aumento considerable de las personas mayores de 65 años.
Galvão, Ana Maria   +2 more
core  

Palmitate‐Induced Primary Rat Senescent Astrocytes Exhibit Higher Inflammatory Activity and a Distinct Transcriptomic Profile Compared to Reactive Astrocytes

open access: yesJournal of Neurochemistry, Volume 169, Issue 7, July 2025.
We analyzed the secretome and transcriptome of senescent and reactive cortical astrocytes. Senescent astrocytes secreted more interleukins, while gliotic astrocytes released more chemokines. Astrocytes drive neuroinflammation through both senescence and gliosis.
Michel López‐Teros   +9 more
wiley   +1 more source

El envejecimiento del adulto mayor y sus principales características

open access: yesRECIMUNDO, 2019
Se realizo una revision bibliografica exhaustiva relacionada con el proceso del envejecimiento, los principales cambios fisiologicos y patologicos que acontecen en la tercera edad teniendo en cuenta sus manifestaciones a nivel organico y psicologico, con
Esther Elizabeth Esmeraldas Vélez   +3 more
semanticscholar   +1 more source

¿Puede la inmigración frenar el envejecimiento de la población española? [PDF]

open access: yes, 2010
En un contexto de rápido envejecimiento poblacional, surge la pregunta de si la inmigración puede contrarrestar o ralentizar esta tendencia demográfica. Aunque la inmigración no va a revertir ni a detener el proceso de envejecimiento demográfico, las ...
Castro Martín, Teresa
core   +1 more source

Diagnostic performance of plasma Aβ42/40 ratio, p‐tau181, GFAP, and NfL along the continuum of Alzheimer's disease and non‐AD dementias: An international multi‐center study

open access: yesAlzheimer's &Dementia, Volume 21, Issue 6, June 2025.
Abstract INTRODUCTION Plasma phosphorylated tau (p‐tau)181, glial fibrillary acidic protein (GFAP), neurofilament light chain (NfL), and amyloid beta ratio (Aβ42/40) may have diagnostic and prognostic value in Alzheimer's disease (AD). Here we assess which markers can best identify AD from controls and other non‐AD dementias in a large international ...
James D. Doecke   +35 more
wiley   +1 more source

Prevalence of Hospital Functional Impairment in a Colombian Elderly Population at the San Ignacio University Hospital

open access: yesRevista Ciencias de la Salud, 2019
Introduction: Functional decline following hospitalization (FDH) is defined as the loss of the functional capacity to perform at least one basic activity of daily life (BADL) when being discharged from hospital; a situation compared to functional ...
Sandra Milena Castelblanco Toro   +4 more
doaj   +1 more source

Associations between objective sleep metrics and brain structure in cognitively unimpaired adults: interactions with sex and Alzheimer's biomarkers

open access: yesAlzheimer's &Dementia, Volume 21, Issue 6, June 2025.
Abstract INTRODUCTION Sleep disturbances are prevalent in Alzheimer's disease (AD), probably emerging during its preclinical stage. Poor subjective sleep quality is linked to reduced brain volume and cortical thickness (CTh), but associations with objective sleep measures, particularly regarding sex and AD pathology, remain unclear.
Laura Stankeviciute   +16 more
wiley   +1 more source

Envejecimiento y estrategias de adaptación a los entornos urbanos desde la gerontología ambiental

open access: yesEstudios Demográficos y Urbanos, 2018
El estudio reflexiona sobre las estrategias de adaptación a los entornos urbanos en el envejecimiento, con alusiones a América Latina. Los resultados indican la existencia de problemas derivados del reduccionismo analítico y la simplificación de los ...
María Trinidad García-Valdez   +2 more
semanticscholar   +1 more source

Cuerpo y envejecimiento en el profesor en educación física [PDF]

open access: yes, 2013
En esta exposición haremos referencia a un proyecto de tesina que se está gestando en el marco de la Licenciatura en Educación Física, radicado en el Departamento de Educación Física de la Facultad de Humanidades y Ciencias de la Educación de la ...
Cardozo, Lucas Martín   +1 more
core   +1 more source

Development of a Short Telomere Zebrafish Model for Accelerated Aging Research and Antiaging Drug Screening

open access: yesAging Cell, Volume 24, Issue 6, June 2025.
Larvae derived from a cross between tert deficient and haploinsufficient fish show a premature aging phenotype, characterized by telomere attrition and early death. The ST2 larval model is a valuable tool for rapid screening of antiaging molecules. Given that organogenesis occurs within the first 48 h, this model also allows for the conduction of aging
David Hernández‐Silva   +5 more
wiley   +1 more source

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