Results 71 to 80 of about 1,009,075 (346)

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

Momentum-Dependent Mean Field Based Upon the Dirac-Brueckner Approach for Nuclear Matter

open access: yes, 1993
A momentum-dependent mean field potential, suitable for application in the transport-model description of nucleus-nucleus collisions, is derived in a microscopic way.
A. Bohnet   +32 more
core   +2 more sources

Observations and models for needle-tissue interactions [PDF]

open access: yes, 2009
The asymmetry of a bevel-tip needle results in the needle naturally bending when it is inserted into soft tissue. In this study we present a mechanics-based model that calculates the deflection of the needle embedded in an elastic medium.
Misra, Sarthak   +4 more
core   +5 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

Numerical implementation of the one-dimensional microscopic model of in-situ leaching

open access: yesВестник КазНУ. Серия математика, механика, информатика, 2017
This publication is devoted to the numerical implementation of the mathematical model on a microscopic level of in-situ leaching process in the case of one space variable.
А. С. Жумали
doaj  

Research Progress and Prospect of Fission Yield in China Institute of Atomic Energy

open access: yesYuanzineng kexue jishu
Fission yield is one of the crucial data for nuclear power application and nuclear devices development, and plays an important role in the fundamental research such as nuclear fission physics research, element synthesis in nuclear astrophysics, and the ...
SHU Nengchuan1, LIU Lile1, LIU Chao1, YANG Yi1, WANG Xiufeng2, QIAO Chunyuan3, LI Zeyu1, CHEN Yongjing1, GE Zhigang1, LIU Shilong1, , RUAN Xichao1, , CHEN Dongfeng1
doaj   +1 more source

Effective Hamiltonian in the Problem of a "Central Spin" Coupled to a Spin Environment

open access: yes, 1997
We consider here the problem of a "giant spin", with spin quantum number S>>1, interacting with a set of microscopic spins. Interactions between the microscopic spins are ignored.
Prokof'ev, N. V.   +2 more
core   +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

A microscopic model for chemically-powered Janus motors

open access: yes, 2016
Very small synthetic motors that make use of chemical reactions to propel themselves in solution hold promise for new applications in the development of new materials, science and medicine. The prospect of such potential applications, along with the fact
Huang, Mu-Jie   +2 more
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

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