Results 151 to 160 of about 112,510 (283)

Biogeomorphic Feedbacks Triggered by Mangrove Degradation at the Seaward Margin Accelerate Persistent Vegetation Decline

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Seaward mangrove edge exhibited significant retreat after extreme disturbances. Rhizophora stylosa exhibited impaired regeneration and root damage in heavily disturbed areas, trait variation primarily responded to elevation and sediment properties, vegetation loss triggered subsidence, creating a positive biogeomorphic feedback loop.
Longlong Du   +5 more
wiley   +1 more source

Garcinone C Suppresses Cancer Stem Cells and Induces Apoptosis in Triple‐Negative Breast Cancer Through Canonical Wnt Signaling

open access: yesFood Frontiers, Volume 7, Issue 3, May 2026.
Garcinone C (Gar. C), a xanthone derived from mangosteen (Garcinia mangostana), suppresses triple‐negative breast cancer growth and stemness by inducing mitochondrial‐mediated apoptosis and inhibiting the Wnt/β‐catenin pathway, highlighting its potential as a natural compound for the prevention and treatment TNBC.
Danhong Zheng   +4 more
wiley   +1 more source

RVG‐Modified BMSCs‐Derived Small Extracellular Vesicles Loaded With miR‐21 Alleviate Neuronal Injury Resulted From Excessive Autophagy via Targeting PTEN/Akt/mTOR Pathway After Cerebral Ischaemia

open access: yesJournal of Extracellular Vesicles, Volume 15, Issue 5, May 2026.
Bioengineered brain targeting RVG‐modified BMSCs‐derived small extracellular vesicles loaded with miR‐21 alleviate excessive autophagic neuronal injury after cerebral ischaemia via PTEN/Akt/mTOR pathway. ABSTRACT Ischaemic stroke (IS) leads to tragic disability and high adult mortality, while there are limited therapeutic measures for it.
Yiyang Li   +9 more
wiley   +1 more source

Effect of filtration on rolling-element-bearing life in contaminated lubricant environment [PDF]

open access: yes
Fatigue tests were conducted on groups of 65 millimeter-bore ball bearings under four levels of filtration with and without a contaminated MIL-L-23699 lubricant. The baseline series used noncontaminated oil with 49 micron absolute filtration.
Loewenthal, S. H.   +2 more
core   +1 more source

Uranium, vanadium, and chromium in fish scales: A redox‐unrelated accumulation pathway in continental margin sediments

open access: yesLimnology and Oceanography, Volume 71, Issue 5, May 2026.
Abstract Enrichment patterns of the redox‐ and bio‐sensitive trace elements U, V, Cr, and Ni in margin sediments are essential for environmental reconstructions. However, their sedimentary accumulation pathways are not fully understood. While the accumulation of toxic trace elements like Cd, Hg, Pb, and Zn has been relatively well studied in fish ...
Frederik Gäng   +4 more
wiley   +1 more source

General aviation crash safety program at Langley Research Center [PDF]

open access: yes
The purpose of the crash safety program is to support development of the technology to define and demonstrate new structural concepts for improved crash safety and occupant survivability in general aviation aircraft.
Thomson, R. G.
core   +1 more source

Belt and suspenders: Can we keep them in the drawer? [PDF]

open access: yesThe Journal of Thoracic and Cardiovascular Surgery, 2014
openaire   +2 more sources

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