Results 71 to 80 of about 745,346 (269)

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

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

Sensitivity of wheat crop to projected climate change in non-traditional areas

open access: yesJournal of Agrometeorology, 2010
An attempt has been made to quantify the effect of projected climate change on wheat production in nontraditional wheat areas comprising states of Gujarat, Maharashtra, Madhya Pradesh and Rajasthan that contribute about 20 per cent of national wheat ...
GOPAL KUMAR   +7 more
doaj   +1 more source

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

Comparison of Erosion and Sedimentation Patterns Facilitated by a Spur Dike and a Triangular-Shaped Vane Structures in a 90° Mild Bend under the Influence of Different Froude Numbers [PDF]

open access: yesمهندسی منابع آب, 2016
Spur dikes and triangular-shaped vanes are structures that control the erosion of a river’s outer bend by the diversion of flow from there to its center.
M. Bahrami Yarahmadi, M. Shafai Bejestan
doaj  

Climatic projections of heating season in Ukraine up to the middle of the 21st century

open access: yesГеофизический журнал, 2019
The paper presents projections for the balanced scenario A1B of specialized climatic indicators of the heating period for the territory of Ukraine for decades until the middle of the 21st century.
S. V. Krakovska   +2 more
doaj   +1 more source

An Analysis of the Matching Hypothesis in Networks. [PDF]

open access: yesPLoS ONE, 2015
The matching hypothesis in social psychology claims that people are more likely to form a committed relationship with someone equally attractive. Previous works on stochastic models of human mate choice process indicate that patterns supporting the ...
Tao Jia   +3 more
doaj   +1 more source

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Neighbor sum distinguishing edge colorings of graphs with bounded maximum average degree

open access: yesDiscrete Applied Mathematics, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Aijun Dong   +2 more
openaire   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

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