Results 141 to 150 of about 425,158 (263)

BvrR From Brucella abortus Induces Neuroinflammation Through IRE1‐Mediated Activation of ATF2 and NF‐κB

open access: yesMicrobiologyOpen, Volume 15, Issue 1, February 2026.
This study demonstrates that the BvrR induces neuroinflammation. In microglial cells, BvrR expression localizes to the endoplasmic reticulum (ER), causing ER expansion and activating the stress sensor IRE1. Phosphorylated IRE1 subsequently drives the activation and nuclear translocation of transcription factors ATF2 and NF‐κB p65.
Zhao Wang   +3 more
wiley   +1 more source

Morphotypes, preservation, and taphonomy of dinosaur footprints, tail traces, and swim tracks in the largest tracksite in the world: Carreras Pampa (Upper Cretaceous), Torotoro National Park, Bolivia. [PDF]

open access: yesPLoS One
Esperante R   +11 more
europepmc   +1 more source

Fire Spread, Intensity, and Emissions Observations by Multiple Satellites: The Southern California Wildfires of January 2025

open access: yesAGU Advances, Volume 7, Issue 1, February 2026.
Abstract In January 2025, wildfires caused catastrophic impacts to the infrastructure, communities, and environment of Los Angeles. This study documents the remotely sensed fire spread, intensity, and smoke emissions from the wildfires by leveraging fire and emission observations from multiple satellites.
Fangjun Li   +4 more
wiley   +1 more source

Groundwater Age and Nonpoint Source Pollutant Mixing in Alluvial Aquifer Wells: Comparing the Role of Diffusion, Dispersion, Aquifer Heterogeneity, and Well Screen Length

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Understanding the mixing of groundwater age and of nonpoint source (NPS) pollutants in water samples is crucial for interpreting age tracer and NPS pollutant data from production wells. Traditionally, diffusion and mechanical dispersion have been key mixing processes embedded in physical models for simulating and interpreting age tracer and ...
Christopher V. Henri   +2 more
wiley   +1 more source

Isocitrate dehydrogenase 1 mutations drive downregulation of IL1R1 and dysregulated inflammatory response in acute myeloid leukemia. [PDF]

open access: yesBlood Cancer J
Steinhäuser S   +21 more
europepmc   +1 more source

Role of Dead‐End Regions and Transmitting Pores in Mixing and Reactivity in Unsaturated Porous Media

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Mixing‐limited reactions in unsaturated porous media are controlled by complex pore‐scale processes arising from air and water phases coexistence. Decreasing water saturation increases flow heterogeneity, creating preferential flow paths and dead‐end regions (DER) that alter solute distribution and reaction efficiency.
Saif Farhat   +2 more
wiley   +1 more source

¡O milicia o carrera!

open access: yes, 1916
Papel. - Artículo publicado en España (Madrid). - Procedencia: fondo Miguel de Unamuno. - Conservación: Buena.
openaire   +1 more source

Gradual pollen release in a buzz‐pollinated plant: Investigating pollen presentation theory under bee visitation

open access: yesFunctional Ecology, Volume 40, Issue 2, Page 476-485, February 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract The rate at which flowers dispense pollen across successive pollinator visits is a key functional trait influencing male reproductive success. Pollen presentation theory (PPT) predicts that when pollinators are abundant and actively groom their bodies to collect pollen,
Mario Vallejo‐Marín, Anna Lundgren
wiley   +1 more source

An Unusual Cause of Pulmonary Nodules. [PDF]

open access: yesOpen Respir Arch
Ruiz LO   +8 more
europepmc   +1 more source

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