Results 41 to 50 of about 70,363 (259)

Comparative craniometric measurements of two sympatric species of Vulpes in Ikh Nart Nature Reserve, Mongolia [PDF]

open access: yesMongolian Journal of Biological Sciences, 2018
In Mongolia, both the red fox (Vulpes vulpes) and corsac fox (Vulpes corsac) occupy broad sympatric ranges, but despite their expansive ranges, few published details of the craniometry of either species exist in Mongolia and other parts of northern and ...
Tserendorj Munkhzul   +3 more
doaj   +1 more source

Pearsonema plica in red foxes (Vulpes vulpes) from semi-arid areas of the Iberian Peninsula

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2022
The nematode Pearsonema plica is a parasite infecting the urinary bladder of carnivores, with a described prevalence ranging from 1 to 90%. This parasite needs earthworms as intermediate host to complete its life cycle, being the red fox (Vulpes vulpes ...
I. Arcenillas-Hernández   +4 more
doaj   +1 more source

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

Space Use of an Expanding Generalist Predator Is Shaped by Human, Marine and Seasonal Effects on Arctic Tundra

open access: yesEcology and Evolution
Generalist species that benefit from human impacts on terrestrial ecosystems and expand their distribution range can threaten biodiversity by outcompeting or predating on native specialists.
Stijn P. Hofhuis   +3 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Lipids of the anal sac secretions of the red fox, Vulpes vulpes and of the lion, Panthera leo

open access: yesJournal of Lipid Research, 1977
Lion anal sac secretion were found to be richer in lipids and to contain more complex less uniform mixtures of lower moleculas weight lipids then the anal sac of the red fox.
E S Albone, T O Grönnerberg
doaj   +1 more source

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Describing Diet of Imperiled Sierra Nevada Red Foxes and a Carnivoran Competitor Using DNA Metabarcoding

open access: yesEcology and Evolution
Montane red foxes (Vulpes vulpes ssp.) native to western North America are of broad conservation interest, occupying a narrow ecological niche and typically restricted to small, isolated populations.
Matthew S. Delheimer   +5 more
doaj   +1 more source

Variation in home range size of red foxes Vulpes vulpes along a gradient of productivity and human landscape alteration. [PDF]

open access: yesPLoS ONE, 2017
Home range size is a fundamental concept for understanding animal dispersion and ecological needs, and it is one of the most commonly reported ecological attributes of free-ranging mammals.
Zea Walton   +3 more
doaj   +1 more source

Promiscuous stimulation of HSP70 ATPase activity by parasite‐derived J‐domains

open access: yesFEBS Open Bio, EarlyView.
The malaria parasite Plasmodium falciparum exports three highly homologous yet functionally divergent J‐domain proteins into human erythrocytes. Here, we show that J‐domains isolated from all three proteins effectively stimulate the ATPase activity of both endogenous host and exported parasite HSP70 chaperones.
Julian Barth   +6 more
wiley   +1 more source

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