Results 91 to 100 of about 6,146,821 (306)

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Adaptive search strategies in insect parasites

open access: yes, 1977
This article discusses adaptive search strategies in insect ...
Hubbard, S. F., Cook, Robin
core   +2 more sources

Trait Variations along a Climatic Gradient in Hilly Area of Loess Plateau

open access: yesShuitu baochi yanjiu, 2012
More than 147 plant species in Yanhe River catchment in hilly area of Loess Plateau were selected and leaf area(LA),leaf length/leaf width(LW),leaf thickness(LT),leaf dry mass(DM),specific leaf area(SLA),leaf tissue density(LTD),leaf nitrogen ...
SHI Yu1   +5 more
doaj  

Rehabilitation strategies for long COVID: integrating human factors engineering

open access: yesFrontiers in Rehabilitation Sciences
Long COVID presents unique challenges that extend beyond conventional biomedical rehabilitation, necessitating strategies that are adaptive, multidisciplinary, and patient-centered.
Tzu-Sui Hung
doaj   +1 more source

Supporting delivery of adaptive hypermedia [PDF]

open access: yes
Although Adaptive Hypermedia (AH) can improve upon the traditional one-size-fitsall learning approach through Adaptive Educational Hypermedia (AEH), it still has problems with the authoring and delivery processes that are holding back the widespread ...
Scotton, Joshua D.
core  

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Instructional Leadership Practices of School Principals in Remote Areas: A Multi-Site Study in South Central Timor Regency

open access: yesSociological Education
Principal learning leadership is an important factor in improving the quality of education, but its implementation in remote areas still faces various structural and resource limitations.
Arifin   +3 more
doaj   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

Multi-Omics Reveals Domestication-Associated Shifts in Phosphorus Adaptation Strategies in Tomato

open access: yesPlants
Phosphorus (P) limitation is a major selective pressure in plant evolution and a persistent constraint on modern crop production. However, how domestication has reshaped P adaptation strategies remains poorly understood.
Shuai Yuan   +4 more
doaj   +1 more source

Leaf Anatomy of Xylopia aromatica (Lam.) Mart. (Annonaceae) occurring in a rocky savannah in the Brazilian Amazonian

open access: yesActa Scientiarum: Biological Sciences, 2018
  Savannas of the Amazon Region of Mato Grosso State have an unique  ecological identity due to the complexity of the Cerrado-Amazon transition region, their geographical isolation and the physical-chemical properties of the soil.
Priscila Fernanda Simioni   +5 more
doaj   +1 more source

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