Results 61 to 70 of about 30,862 (163)

Plant extracts as natural modulators of gut microbiota community structure and functionality

open access: yesHeliyon, 2020
The main objective of this work was to evaluate the effect that several plant extracts (currently sold as functional ingredients) have on gut microbiota community structure and functionality.
S. Pérez-Burillo   +3 more
doaj   +1 more source

Detecting early memory changes in preclinical Alzheimer's disease using TabCAT favorites test: Data from the European Prevention of Alzheimer's Disease (EPAD) cohort

open access: yesAlzheimer's &Dementia, Volume 22, Issue 2, February 2026.
Abstract INTRODUCTION Sensitive memory paradigms may allow the detection of subtle memory changes associated with early Alzheimer's pathology in individuals without established clinical symptomatology. METHODS We explored the cross‐sectional association between performance on Tablet‐based Cognitive Assessment Tool (TabCAT) Favorites, a brief ...
Anna Brugulat‐Serrat   +9 more
wiley   +1 more source

Neuroanatomy from Mesoscopic to Nanoscopic Scales: An Improved Method for the Observation of Semithin Sections by High-Resolution Scanning Electron Microscopy

open access: yesFrontiers in Neuroanatomy, 2018
Semithin sections are commonly used to examine large areas of tissue with an optical microscope, in order to locate and trim the regions that will later be studied with the electron microscope.
José-Rodrigo Rodríguez   +6 more
doaj   +1 more source

Prolactin Receptor Deficiency Promotes Hypomyelination in White Matter Tracts During Postnatal Central Nervous System Maturation in Mice

open access: yesGlia, Volume 74, Issue 2, February 2026.
Prolactin action is essential for proper myelination of white matter tracts during neonatal and prepubertal stages in mice. Lack of prolactin receptor (Prlr−/−) signaling leads to hypomyelination and impaired locomotor function. ABSTRACT A large wave of myelination in the central nervous system (CNS) of mammals occurs during postnatal development ...
Ana L. Ocampo‐Ruiz   +12 more
wiley   +1 more source

Estudio de la pausa espiratoria en pacientes con enfermedades obstructivas en proceso de desconexión de la ventilación mecánica [PDF]

open access: yes, 2014
In this work, the flow signal Expiratory Pause (EP) temporal analysis is used in 18 patients with obstructive lung diseases going through spontaneous breathing trial at weaning process.
Arini, Pedro   +4 more
core  

The Gut Microbiota as a Mediator in the Relationship Between Dietary Patterns and Depression

open access: yesMedComm, Volume 7, Issue 2, February 2026.
Healthy dietary patterns are associated with gut microbial genera linked to lower depressive symptoms. In 644 older adults from the PREDIMED‐Plus cohort, 16S rRNA sequencing and dietary scoring revealed that taxa associated with a better diet quality were also more abundant in individuals with fewer depressive symptoms.
Adrián Hernández‐Cacho   +16 more
wiley   +1 more source

Análisis de la señal ECG en pacientes con enfermedad de Párkinson [PDF]

open access: yes, 2016
Postprint (published ...
García-Sánchez, A   +3 more
core  

Design, Synthesis, and Evaluation of Naphthyl Pyrazino‐Pyrido‐Pyrimidinones Targeting the Phosphoinositide 3‐Kinase/Alpha‐Serine/Protein Kinase B/Mammalian Target of Rapamycin Pathway

open access: yesChemistryOpen, Volume 15, Issue 2, February 2026.
Rationally designed naphthyl pyrazino‐pyrido‐pyrimidinones 3 and 4 inhibited 85%–94% of cancer cell growth. Compound 4 exhibited IC50 = 7.8–12.8 µM with tumor selectivity. Both induced G1 arrest and modulated ULK1, STAT3, alpha‐serine/protein kinase B (AKT), and autophagy via phosphoinositide 3‐kinase/mammalian target of rapamycin (PI3K/mTOR ...
Marcelo F. Marchiori   +6 more
wiley   +1 more source

Assessment of Methacrylated Poly(ε‐Caprolactone)/Silanized Hydroxyapatite Composite Resin for High‐Resolution Scaffolds via Vat Photopolymerization 3D Printing

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 2, February 2026.
ABSTRACT High‐resolution, biocompatible scaffolds are essential for reproducible tissue engineering and remain challenging to fabricate with vat photopolymerization due to cure‐depth control and limited bioactivity of neat polymers. This work investigated the mechanical, surface, and biological properties, as well as the high‐resolution 3D printability,
Thiago Nunes Palhares   +8 more
wiley   +1 more source

Indicadores de recursos humanos en ciencia y tecnología; El Salvador 1999-2007. [PDF]

open access: yes, 2009
El Indicador de Recursos Humanos en Ciencia y Tecnología; El Salvador 1999-2007 analiza por medio de datos estadísticos el siguiente contenido: 1. Oferta Educativa de Educación Superior, 2.
Alegría, José Roberto   +4 more
core  

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