Results 151 to 160 of about 73,746 (281)

Biogeography and host associations of Russula subsection Xerampelinae based on large‐scale analysis of UNITE sequence data

open access: yesNew Phytologist, Volume 249, Issue 5, Page 2547-2558, March 2026.
Summary Estimating fungal geographic ranges and niche potential is limited by the ephemeral nature of fruiting bodies. While environmental DNA offers broader insights, species‐level identification remains difficult due to uncertain sequence clustering thresholds, low interspecific variation in barcoding regions, and limited taxonomic resolution.
Chance R. Noffsinger   +7 more
wiley   +1 more source

Action of Betulinic Acid in the Inhibition of Efflux Pump NorA in Staphylococcus aureus Strains: In Vitro and In Silico Approaches

open access: yesChemistry &Biodiversity, Volume 23, Issue 2, February 2026.
ABSTRACT Antibiotic resistance poses a serious challenge to public health, particularly in the case of Staphylococcus aureus, a Gram‐positive bacterium that employs multiple resistance mechanisms, including efflux pumps such as NorA, which extrude antimicrobial compounds from the cell and reduce antibiotic efficacy. Therefore, the search for substances
Camila Aparecida Pereira da Silva   +10 more
wiley   +1 more source

Laguna Fuente de Piedra: An example of a dolomite factory recording ~50,000 years of depositional and paleoclimatic evolution

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
This study characterises carbonate mineral precipitation mechanisms and their paleoenvironmental implications in a semi‐arid, saline playa lake system. SEM image with EDS spectra shows microcrystalline, spherical shaped dolomite crystals from Laguna Fuente de Piedra composed of nanocrystals with bacterial voids and EPS.
Zeina Naim   +5 more
wiley   +1 more source

Branch Orientation: A Potential Indicator of Stem Rehydration and Water Stress

open access: yesHydrological Processes, Volume 40, Issue 2, February 2026.
Perceptual model illustrating how conifer branch position varies with tree water status. Well‐hydrated trees maintain branches in upward or horizontal positions due to higher water content and turgor pressure. As water stress increases, branches progressively droop downward.
Magali F. Nehemy   +2 more
wiley   +1 more source

A century of treeline and forest line data for <i>Betula pubescens</i> subsp. <i>czerepanovii</i> across high elevations in Norway. [PDF]

open access: yesBiodivers Data J
Vesterdal Tjessem I   +5 more
europepmc   +1 more source

The Vulnerability of New Zealand Forage Plants to Incursions by New Pests, Pathogens and Weeds, and the Case for Greater Protection

open access: yesNew Zealand Journal of Agricultural Research, Volume 69, Issue 1, February 2026.
We outline the diversity of pests, weeds and plant pathogens absent from New Zealand that threaten forage production, examine their potential import pathways, and outline the challenges of managing them should they arrive. The number and diversity of threats and pathways indicates ongoing incursions are inevitable.
Craig B. Phillips   +9 more
wiley   +1 more source

Neonate mortality in mountain caribou: Patterns of predation during onset of a wolf reduction program

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 2, February 2026.
We used an individual‐based movement method, supported by camera trap data, to assess changes in neonate caribou mortality patterns before and after wolf reduction began in the Itcha‐Ilgachuz mountain caribou subpopulation range, British Columbia, Canada.
Tazarve Gharajehdaghipour   +2 more
wiley   +1 more source

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