Results 91 to 100 of about 591 (207)

Human Stem Cell Transplantation, Immunosuppression, and Noninvasive In vivo Cell Tracking in the Mouse Brain

open access: yesCurrent Protocols, Volume 6, Issue 8, August 2026.
Abstract Stem cell therapies have emerged as potential therapeutics of interest for many central nervous system diseases, including stroke, epilepsy, neurodegenerative diseases, and traumatic brain injury. Preclinical models are required to evaluate the migration of transplanted stem cells to various areas of the brain, monitor graft survival to ...
Kevin S. Chen   +9 more
wiley   +1 more source

Testing the Dry Refuge Model: Paleoecological Insights From Late Pleistocene Gomphotheres in Ecuador

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
We present paleontological evidence that may prove the Dry Refuge Model in Ecuador during the Late Pleistocene. ABSTRACT Paleoenvironmental records indicate that Neotropical regions near the Equator experienced reduced rainfall during the Last Glacial Maximum (LGM). However, some records show conflicting environmental signals.
Erwin González‐Guarda   +9 more
wiley   +1 more source

Estimation of Equilibrium Scour Depth Around Abutments by Artificial Intelligence

open access: yes
The estimation of clear water scour depth around bridge piers directly affects the stability and safety of bridge structures. An accurate estimation of equilibrium scour depth (Dse) around bridge abutments is crucial for ensuring structural stability.
Yusuf Uzun, Serife Yurdagül Kumcu
openaire   +1 more source

Individual‐Based Models Reveal Population Recovery and Impacts of Woodland Creation on Pine Martens (Martes martes) in Britain

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
We used a calibrated individual‐based model to explore the reintroduction of pine martens to Britain and whether woodland creation can be targeted to improve pine marten dispersal. We find that the reintroduction programme is successful into the near future, even if it does not appear to form a single unified population.
Eleanor R. Scopes   +9 more
wiley   +1 more source

Tracing river dynamics: Multi‐temporal planform evolution and morphological change analyses in a meandering reach using high‐resolution satellite imagery and UAV data

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 8, August 2026.
High‐resolution satellite imagery and UAV data enabled detailed morphometric parameter calculation, meander classification and multi‐epoch change detection for the Atrak River's meandering channel. Our results reveal rapid, episodic migration and a nearly tenfold surge in bank erosion triggered by the 2019 extreme flood, with persistent instability at ...
Aiding Kornejady   +4 more
wiley   +1 more source

Numerical Investigation of Local Scour Around Bridge Pile-Group Foundations Under Steady Flows

open access: yesInfrastructures
Local scour around pile-group foundations is a predominant cause of hydraulic instability in bridge engineering. This study employs a fully coupled three-dimensional computational fluid dynamics model to investigate local scour around a 2 × 2 inline pile
Wentao Li   +6 more
doaj   +1 more source

Equilibrium time of scour near structures in plain rivers [PDF]

open access: yesThe 9th International Conference "Environmental Engineering 2014", 2014
Boriss Gjunsburgs   +2 more
openaire   +1 more source

Flow resistance parameterization for large wood in two‐dimensional depth‐averaged models: Effects of flow condition, blockage, and sediment

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 8, August 2026.
Using 16 flume experiments and 2D modeling, we show that large‐wood flow resistance is not a fixed property of wood porosity but varies systematically with flow condition, blockage and most strongly sediment‐shaped bed topography. The drag coefficient and Manning's n are interchangeable, but calibration is essential where scour occurs.
Fikri M. Radiyan, Xiaofeng Liu
wiley   +1 more source

Modelling Flood‐Induced Riparian Vegetation Disturbance and Hydro‐Morphodynamic Feedbacks

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 8, August 2026.
A process‐based framework links flood‐induced vegetation disturbance to hydro‐morphodynamic feedback by separating mechanical failure from postfailure outcomes, explaining spatial distribution patterns of washout, burial and localized embankment erosion during the 2019 Chikuma River flood.
Yuexia Zhou, Yuji Toda
wiley   +1 more source

Large-scale experimental study on scour around both slender and large monopiles under irregular waves

open access: yesWater Science and Engineering
Offshore wind power plays a crucial role in energy strategies. The results of traditional small-scale physical models may be unreliable when extrapolated to large field scales.
En-yu Gong   +4 more
doaj   +1 more source

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