Results 151 to 160 of about 42,714 (315)

The SCD5 Gene Modulates Adipogenic Differentiation via the WNT5B Signaling Pathway in Xinjiang Brown Cattle

open access: yesAnimals
This study investigated the role of SCD5 in bovine preadipocyte proliferation and adipogenic differentiation. SCD5 overexpression suppressed proliferation, reducing the percentage of EdU-positive cells and overall cell viability (p < 0.05).
Yiran Wang   +8 more
doaj   +1 more source

Soil and Forest Degradation Driven by Cattle Grazing and Selective Logging in Sub‐Antarctic Nothofagus Ecosystems of Patagonia

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Soil and forest degradation driven by chronic land‐use pressures is an increasingly widespread process in forested landscapes worldwide, yet its empirical characterization remains limited, particularly in temperate and sub‐Antarctic ecosystems.
Carlos Zamorano‐Elgueta   +4 more
wiley   +1 more source

T(w)o Patch or Not T(w)o Patch: A Novel Biocontrol Model

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT A number of top‐down biocontrol models have been proposed where the introduced predators' efficacy is enhanced via the provision of additional food (AF). However, if the predator has a pest‐dependent monotone functional response, pest extinction is unattainable. In the current manuscript, we propose a model where a predator with pest‐dependent
Urvashi Verma   +2 more
wiley   +1 more source

The dominance of non‐native plants over native plants increases with the number of global change factors

open access: yesOikos, EarlyView.
Global environmental change and plant invasion are both recognized as key indicators of the Anthropocene. Still, how the number of co‐acting global change factors (GCFs) influence invaded plant communities remains unclear, even though in nature GCFs usually act together rather than alone.
Xiong Shi, Duo Chen, Mark van Kleunen
wiley   +1 more source

Differential Response of Herbivores to Plant Defence [PDF]

open access: yes, 2018
The differential response of insect herbivores to plant traits is one of the mechanismspromoting diversity and specificity of insect-plant interactions. The responsediffers mainly among generalist insects on the one hand and specialized or adaptedinsects
Volf, Martin
core  

Both density‐ and frequency‐dependent effects determine plant growth in a dune heath ecosystem

open access: yesOikos, EarlyView.
We tested the hypothesis that both density‐ and frequency‐dependent interactions play important roles in determining plant growth in a dune heath ecosystem at several levels of available nitrogen. Plant growth was measured using the pin‐point method in a five‐block experiment with four nitrogen levels.
Christian Damgaard   +3 more
wiley   +1 more source

Seed co‐occurrence caused by shared frugivores leaves a long‐lasting signal in the spatial co‐occurrence among plants

open access: yesOikos, EarlyView.
By dispersing seeds, frugivorous animals affect spatial co‐occurrence of plants, ultimately influencing plant community dynamics. Frugivorous animals are intrinsically involved in plant community dynamics, by dispersing seeds of fleshy‐fruited plants and influencing their spatial co‐occurrence.
Antonio J. Perea   +8 more
wiley   +1 more source

Fruit‐quality tradeoffs generate asymmetry in plant reliance on mutualistic frugivores

open access: yesOikos, EarlyView.
Seed dispersal is a fundamental ecological process influencing the evolution of plant life‐history strategies. In fleshy‐fruited plants dispersed by mutualistic frugivores, variation in fruit traits among closely related species may shape the temporal and spatial dynamics of dispersal events critical to population success.
João Vitor S. Messeder, Tomás A. Carlo
wiley   +1 more source

Integrating and assessing metacommunity drivers of ecosystem function and resilience in benthic algal systems

open access: yesOikos, EarlyView.
Understanding the scales and mechanisms by which species composition interacts with ecosystem functions is critical for forecasting the effects of environmental perturbations on ecosystem services. However, the linkages between what regulates the ecosystem functions of dispersal‐capable networks of communities (metacommunities) and what regulates a ...
Thomas P. Shannon, Evelyn E. Gaiser
wiley   +1 more source

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