Results 61 to 70 of about 364 (156)

Mitogenomic and Ecological Perspectives on the Wide‐Ridged Indo‐Pacific Finless Porpoise Neophocaena phocaenoides: Toward Emerging Conservation Strategies

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
IUCN‐defined extant distribution of the Indo‐Pacific finless porpoise (Neophocaena phocaenoides), overlaid with occurrence records, global Marine Protected Areas (MPAs), and Important Marine Mammal Areas (IMMAs). ABSTRACT Prior to this study, the narrow‐ridged finless porpoise (Neophocaena asiaeorientalis) had been extensively studied across East Asia,
Manokaran Kamalakannan   +7 more
wiley   +1 more source

Vertical Stratification in Composition, Metabolic Potential and Co‐Occurrence Networks of Archaeal Communities in Mangrove Sediments, Zhanjiang, China

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
We characterized the vertical profiles of archaeal community composition, function, co‐occurrence networks, and assembly mechanisms in mangrove sediments across six depth intervals. Deep sediments hosted higher archaeal diversity, with distinct taxonomic and functional shifts, and more stable co‐occurrence networks compared to surface layers ...
Yunru Li   +12 more
wiley   +1 more source

Genome‐Resolved Insights Into Phosphate‐Solubilizing Bacteria From Wild Rice Rhizosphere Reveal Adaptive Strategies for Phosphorus Cycling Under Acid‐Saline Stress in the Mekong Delta, Vietnam

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
This study aimed to isolate phosphate‐solubilizing bacteria (PSB) from the rhizosphere of wild rice (Oryza rufipogon) and to investigate their functional traits and genomic basis of adaptation. Genomic analysis of Enterobacter hormaechei GC1.3 identified key genes involved in phosphate mobilization, including gcd and pqqC (organic acid production ...
Xuyen Thi Hong Nguyen   +2 more
wiley   +1 more source

Innovative In Vivo Approaches to Bone Regeneration: Combining Chitosan‐Xanthan Gum Membranes, Electrical Stimulation, and Laser Therapy

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 9, September 2026.
ABSTRACT Critical bone defects present significant clinical challenges due to their debilitating nature and associated costs. Tissue engineering offers a promising solution, employing biomaterials like porous chitosan (CH) and xanthan gum (XG) membranes as scaffolds for tissue regeneration.
Julia Eduarda Schneider Gregório   +7 more
wiley   +1 more source

Abundance gradients and galaxy formation

open access: yesThe Astrophysical Journal, 1991
A three-dimensional collisionless code is used to simulate the formation of elliptical galaxies with a time scale for star formation comparable to the collapse time. A one-zone chemical evolution scheme is used to compute the evolution of the abundances of several chemical elements.
M. Stiavelli, F. Matteucci
openaire   +1 more source

Immune Checkpoint Inhibitors in Cancer Therapy: Clinical Landscape, Resistance Mechanisms, and Therapeutic Innovations

open access: yesMedComm – Oncology, Volume 5, Issue 3, September 2026.
The up‐to‐date clinical progress of immune checkpoint inhibitor (ICI) therapy in solid tumors, specifically the combinational regimens between ICIs and other treatment strategies, the mechanisms underlying primary and acquired resistance, and mechanism‐matched strategies to improve clinical outcomes are synthesized in this review.
Qiongyu Zhang, Zhi Qin, Caijuan Guo
wiley   +1 more source

Abundances and gradients in nearby galaxies [PDF]

open access: yesProceedings of the International Astronomical Union, 2016
AbstractThe study of chemical abundance gradients can provide essential information on the evolution of disk galaxies. Here I briefly review our current observational knowledge concerning the abundances of the ionized gas (H ii regions and planetary nebulae) in nearby galaxies, and how they inform us about the time evolution of metallicity gradients.
openaire   +1 more source

Metagenomics Reveals Microbial Community Shifts Associated With Contrasting Anthropogenic Impacts in Freshwater Sources of A Coastal Protected Area in Southeastern Brazil

open access: yesWater Environment Research, Volume 98, Issue 9, September 2026.
Metagenomics revealed distinct anthropogenic signatures in the microbiome of freshwater sources on Marambaia Island, supported by the Anthropogenic Impact Index (AII). Impacted sites showed lower microbial diversity, enrichment of fecal‐associated taxa, and 14 antimicrobial resistance genes, whereas conductivity, salinity, and turbidity explained 88.1%
Bruna Barbosa de Paula   +6 more
wiley   +1 more source

Saving Bambi from the mower? Using a drone with thermal camera to evaluate a low‐tech scaring technique to reduce roe deer fawn mortality during grass harvest

open access: yesWildlife Biology, Volume 2026, Issue 5, September 2026.
Roe deer is a species that hides their neonates as an anti‐predator strategy. This may prove efficient against mammalian predators, such as the red fox; however, it might be an ecological trap as large numbers of fawns are killed by tractors with harvesters each year during grass harvest.
Thomas Vogler   +2 more
wiley   +1 more source

A Solar Analog Model for Decrease in Far Ultraviolet Irradiance Under a Grand Minimum

open access: yesEarth and Space Science, Volume 13, Issue 9, September 2026.
Abstract Solar analog field stars having a range of magnetic activity can provide an estimate of solar spectral irradiance (SSI) variability relevant to understanding the Sun's influence on terrestrial climate. This approach is particularly useful for far ultraviolet (FUV) irradiance that cannot be observed from the Earth surface.
D. Lubin, C. Melis, D. Tytler
wiley   +1 more source

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