Results 51 to 60 of about 16,180 (167)

Tests of evolutionary and genetic rescue using flour beetles, Tribolium castaneum, experimentally evolved to thermal conditions

open access: yesEcology and Evolution, Volume 14, Issue 5, May 2024.
We use experimental evolution to test the effects of demographic and evolutionary rescue in populations of Tribolium castaneum previously adapted to high temperature and kept at small population sizes. We find no evidence of rescue in these populations and discuss the results in the context of conservation intervention.
Rebecca Lewis   +4 more
wiley   +1 more source

Rat Models of ADHD [PDF]

open access: yes, 2011
Postprint version of published article.
A Meyer   +70 more
core   +2 more sources

The origin, connectivity, and individual specialization of island wolves after deer extirpation

open access: yesEcology and Evolution, Volume 14, Issue 4, April 2024.
We applied DNA metabarcoding and SNP genotyping to quantify variation in marine foraging behavior within wolf packs, among sexes, and individuals using 957 scats collected from an island and the adjacent mainland from 2016 to 2022. Island wolves consistently consumed sea otters while mainland wolves fed mainly on ungulates and voles with more variation
Charlotte E. Eriksson   +4 more
wiley   +1 more source

Spontaneous long-term acceptance of RT-1-incompatible liver allografts in inbred rats. Analysis of the immune status.

open access: yesTransplantation, 1983
In several combinations of inbred rats, liver allografts are spontaneously tolerated, and after a few weeks liver tolerant rats are in a state of donor-specific transplantation tolerance.
D. Houssin   +7 more
semanticscholar   +1 more source

Limits to species distributions on tropical mountains shift from high temperature to competition as elevation increases

open access: yesEcological Monographs, Volume 94, Issue 1, February 2024.
Abstract Species turnover with elevation is a widespread phenomenon and provides valuable information on why and how ecological communities might reorganize as the climate warms. It is commonly assumed that species interactions are more likely to set warm range limits, while physiological tolerances determine cold range limits.
Jinlin Chen, Owen T. Lewis
wiley   +1 more source

Nervous system‐related tropism of SARS‐CoV‐2 and autoimmunity in COVID‐19 infection

open access: yesEuropean Journal of Immunology, Volume 54, Issue 1, January 2024.
This review summarizes the current knowledge regarding neurotropism and emerging immune responses in SARS‐CoV‐2 infection. There are direct and indirect effects on the nervous system by SARS‐CoV‐2 infection. Presently, vaccination against SARS‐CoV‐2 is the most effective way of preventing SARS‐CoV‐2 infection of the nervous system. Abstract The effects
Robert Weissert
wiley   +1 more source

The effects of cocaine self-administration on dendritic spine density in the rat hippocampus are dependent on genetic background [PDF]

open access: yes, 2015
Chronic exposure to cocaine induces modifications to neurons in the brain regions involved in addiction. Hence, we evaluated cocaine-induced changes in the hippocampal CA1 field in Fischer 344 (F344) and Lewis (LEW) rats, 2 strains that have been widely ...
Ambrosio, Emilio   +6 more
core   +2 more sources

Experimental Infection of Bundibugyo Virus in Domestic Swine Leads to Viral Shedding with Evidence of Intraspecies Transmission

open access: yesTransboundary and Emerging Diseases, Volume 2024, Issue 1, 2024.
The Ebolavirus genus contains several of the deadliest zoonotic viruses known. One of these, Bundibugyo virus (BDBV), has been the causative agent of two outbreaks of human disease that have resulted in 211 known cases with a case fatality rate of 33.6%.
Charles E. Lewis   +8 more
wiley   +1 more source

Positional identification of variants of Adamts16 linked to inherited hypertension [PDF]

open access: yes, 2017
A previously reported blood pressure (BP) quantitative trait locus on rat Chromosome 1 was isolated in a short congenic segment spanning 804.6 kb. The 804.6 kb region contained only two genes, LOC306664 and LOC306665.
Achinike, Ovokeraye H.   +25 more
core  

Platelet-activating factor and hyperacute rejection: The effect of a platelet-activating factor antagonist, sri 63-441, on rejection of xenografts and allografts in sensitized hosts [PDF]

open access: yes, 1990
The pathogenesis of hyperacute transplantation reactions includes the activation of a cascade of nonspecific inflammatory reactions that precipitates the destruction of the target organ.
Chapman, FA   +5 more
core   +1 more source

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