Results 61 to 70 of about 4,109,495 (307)

Local adaptation with high gene flow: temperature parameters drive adaptation to altitude in the common frog (Rana temporaria) [PDF]

open access: yes, 2014
Both environmental and genetic influences can result in phenotypic variation. Quantifying the relative contributions of local adaptation and phenotypic plasticity to phenotypes is key to understanding the effect of environmental variation on populations.
Biek, R.   +3 more
core   +2 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

Herpesviruses: overview of systematics, genomic complexity and life cycle

open access: yesVirology Journal
Herpesviruses are double-stranded DNA viruses with distinct morphological features and are among the largest and most complex viruses. According to the International Committee on Taxonomy of Viruses (ICTV), in 2022, there were 133 herpesviruses ...
Aurélie Dotto-Maurel   +3 more
doaj   +1 more source

Evolution of Core Stability, Athletic Performance, and ACL Injury Risk across a Soccer Season

open access: yesApplied Sciences
Soccer athletic performance varies across a soccer season due to training and fatigue. In addition, it is known that core stability is linked with anterior cruciate ligament (ACL) injury risk but their variations over a season are unknown. The aim of the
Théo A. Weber   +4 more
doaj   +1 more source

What are the effects of climate variability and change on ungulate life-histories, population dynamics, and migration in North America? A systematic map protocol

open access: yesEnvironmental Evidence, 2020
Background Climate is an important driver of ungulate life-histories, population dynamics, and migratory behaviors, and can affect the growth, development, fecundity, dispersal, and demographic trends of populations.
Katherine C. Malpeli   +3 more
doaj   +1 more source

A snow and ice melt seasonal prediction modelling system for Alpine reservoirs [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2016
The timing and the volume of snow and ice melt in Alpine catchments are crucial for management operations of reservoirs and hydropower generation. Moreover, a sustainable reservoir operation through reservoir storage and flow control as part of flood ...
K. Förster   +8 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Pattern specificity of contrast adaptation. [PDF]

open access: yes, 2014
Contrast adaptation is specific to precisely localised edges, so that adapting to a flickering photograph makes one less sensitive to that same photograph, but not to similar photographs.
Anstis, Stuart
core   +2 more sources

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Exposome variations affect Drosophila bristle patterning via the regulation of proneural genes through distinct mechanisms

open access: yesScientific Reports
How developing organisms respond to a changing environment is a fundamental question. Pollutants and temperature are major environmental factors.
Valérie Ribeiro   +4 more
doaj   +1 more source

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