Results 61 to 70 of about 106,923 (262)

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Prenatal transmission of scrapie in sheep and goats: A case study for veterinary public health [PDF]

open access: yesOpen Veterinary Journal, 2016
Unsettled knowledge as to whether scrapie transmits prenatally in sheep and goats and transmits by semen and preimplantation embryos has a potential to compromise measures for controlling, preventing and eliminating the disease.
D.B. Adams
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Alimentation et croissance du dromadaire. Effet d'un aliment concentré sur l'ingestion de matière sèche et la croissance du chamelon en Tunisie [PDF]

open access: yes, 1989
Dix chamelons sevrés (4 mâles, 6 femelles) âgés de un an et répartis en 3 lots ont reçu pendant 175 jours du foin d'avoine ad libitum et un aliment concentré composé à 80 p. 100 de son de blé. La quantité d'eau ingérée a également été mesurée.
Bergaoui, R.   +2 more
core  

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

A range finding protocol to support design for transcriptomics experimentation: examples of in-vitro and in-vivo murine UV exposure. [PDF]

open access: yesPLoS ONE, 2014
In transcriptomics research, design for experimentation by carefully considering biological, technological, practical and statistical aspects is very important, because the experimental design space is essentially limitless.
Oskar Bruning   +9 more
doaj   +1 more source

What does the functional-structural plant model HydroShoot tell us about the reasons for photosynthesis depression in grapevine (​Vitis vinifera​ L.)photosynthesis depression? [PDF]

open access: yes, 2017
Grapevine is a species that get along with water deficit. Yet, it cannot always stand thirst when accompanied by high temperatures, reducing noticeably its gas-exchange rates. Elucidating the origins of this reduction is a challenge, regarded the complex
Albasha, Rami   +4 more
core  

Condensed tannin changes along the digestive tract in lambs fed with sainfoin pellets or hazelnut skins [PDF]

open access: yes, 2018
The variable anthelmintic efficacy of condensed tannins (CT) against gastrointestinal nematodes may depend on CT concentration, composition, or fate along the digestive tract.
Drake, Christopher   +5 more
core   +3 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Predicting the in vivo pulmonary toxicity induced by acute exposure to poorly soluble nanomaterials by using advanced in vitro methods

open access: yesParticle and Fibre Toxicology, 2018
Background Animal models remain at that time a reference tool to predict potential pulmonary adverse effects of nanomaterials in humans. However, in a context of reduction of the number of animals used in experimentation, there is a need for reliable ...
Thomas Loret   +5 more
doaj   +1 more source

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