Results 51 to 60 of about 1,612,278 (346)

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Heavy Metals Presence in the Soil and Their Content in Selected Varieties of Chili Peppers in Slovakia

open access: yesFoods, 2021
Capsicum chili peppers are popular vegetables in Slovakia. They provide a supply of health-promoting substances, but contaminated vegetables can pose a serious health risk to the people who consume them.
Judita Lidiková   +7 more
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

Machine Learning Based Optimized Pruning Approach for Decoding in Statistical Machine Translation

open access: yesIEEE Access, 2019
A conventional decoding algorithm is critical to the success of any statistical machine translation system. Providing an enormous amount of space leads to inappropriate slow decoding. There is a trade-off between the translation accuracy and the decoding
Debajyoty Banik   +2 more
doaj   +1 more source

Assessment of nitrates content in vegetables grown in South Kazakhstan Region (Shymkent city) [PDF]

open access: yesТехника и технология пищевых производств, 2018
One of the most important goals in the sphere of food safety is quality assurance and production of safe food. Nowadays studies devoted to determination of nitrates content in locally produced plant products are of very high priority.
Orymbetova G.   +4 more
doaj   +1 more source

Estimation of a suitable NDVI oriented for ecological water savings and phytoremediation in Baiyangdian Lake, North China

open access: yesEcological Indicators, 2023
To maintain the ecosystem services of wetlands, this study developed an estimation method for suitable normalized difference vegetation index (NDVI) values by the integration of ecological water savings and phytoremediation requirements based on ...
Zirui Wang   +5 more
doaj   +1 more source

The gauge invariant quark Green's function in two-dimensional QCD

open access: yes, 2010
The gauge invariant quark Green's function, defined with a path-ordered phase factor along a straight line, is studied in two-dimensional QCD in the large-N_c limit by means of an exact integrodifferential equation. It is found to be infrared finite with
Sazdjian, H.
core   +2 more sources

Spectral properties of the hierarchical product of graphs [PDF]

open access: yes, 2016
The hierarchical product of two graphs represents a natural way to build a larger graph out of two smaller graphs with less regular and therefore more heterogeneous structure than the Cartesian product.
Skardal, Per Sebastian, Wash, Kirsti
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

Exposure to Metal Accumulation in Chicken Giblets and Human Health Risk in Lokoja, Nigeria

open access: yesApplied Environmental Research
When consumed, the toxic heavy metals in chicken giblets pose a grave risk to humans. An inductively coupled plasma optical emission spectrometer (ICP-OES) was used to measure the concentrations of metals (Al, Cd, Co, Cr, Ni, Mn, and Pb) in the liver ...
Jude Ehwevwerhere Emurotu   +4 more
doaj   +3 more sources

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