Results 81 to 90 of about 1,939,149 (335)

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Blue and red shifted temperature dependence of implicit phonon shifts in graphene [PDF]

open access: yesMaterials Research Express, 2017
We have calculated the implicit shift for various modes of frequency in a pure graphene sheet. Thermal expansion and Gr neisen parameter which are required for implicit shift calculation have already been studied and reported. For this calculation, phonon frequencies are obtained using force constants derived from dynamical matrix calculated using ...
Sarita Mann, V K Jindal
openaire   +2 more sources

THEORY OF THE STRUCTURE OF THE SELF-TRAPPED EXCITON IN QUARTZ [PDF]

open access: yes, 2002
Quartz is an insulator with an extremely wide band gap in the vacuum ultra-violet. However, under irradiation from high-energy electrons or X-rays, samples of high purity emit a luminescence band in the blue, corresponding to a Stokes shift of ...
FISHER, AJ, HAYES, W, STONEHAM, AM
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Macroscopic effects in generation of attosecond XUV pulses via high-order frequency mixing in gases and plasma

open access: yesNew Journal of Physics
We theoretically study the generation of attosecond XUV pulses via high-order frequency mixing (HFM) of two intense generating fields, and compare this process with the more common high-order harmonic generation (HHG) process.
V A Birulia, M A Khokhlova, V V Strelkov
doaj   +1 more source

Emission Characteristics of Lasing From all Organic Mirrorless Quasicrystal

open access: yesIEEE Photonics Journal, 2016
We demonstrate the emission characteristics, including polarization property and temperature effect, of lasing from all organic mirrorless quasicrystal fabricated by seven-beam interference.
Zongdai Liu   +4 more
doaj   +1 more source

Anomalous light shift through quantum jumps in quasi-resonant Rayleigh scattering

open access: yes, 2012
An anomalous light shift in the precession of a ground-state Zeeman coherence is observed: the Larmor frequency increases with the strength of a drive that is blue (red) detuned from a transition out of the lower (upper) energy level.
Barberis-Blostein, P.   +4 more
core   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

The Variation of Optical Band Gap for ZnO:In Films Prepared by Sol-Gel Technique

open access: yesAdvances in Materials Science and Engineering, 2013
ZnO:In films with different concentrations (0–5 at.%) are successfully synthesized on quartz substrates using sol-gel technique. The structure, morphology, and optical properties of ZnO:In films are investigated by X-ray diffraction, atomic force ...
Guomei Tang, Hua Liu, Wei Zhang
doaj   +1 more source

Blue shift DNA mutagenesis test

open access: yes, 2021
We're running a quick and dirty test of methylene blue based DNA mutagensis method (based off their photosensitive quality) today, something to occupy our mind while waiting for the new system 76 rig to arrive (for our upcoming mutant Halobacterium NRC-1 genome sequencing project). The test is a simple one involving methylene blue diluent and […]
openaire   +1 more source

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