Results 31 to 40 of about 44,793 (291)

Research on Primary Radiolysis Products of TBP Using Exogenous Alpha Particles

open access: yesYuanzineng kexue jishu
In the spent fuel reprocessing process, extractants and extraction systems are subjected to intense radiation from various types of rays. Under such strong radiation fields, these extractants inevitably undergo physicochemical changes, such as chemical ...
ZHANG Runyu, SHI Shilong, WAN Yaoshuang, SONG Jiajian, QU Guofeng, LI Feize, YANG Yuanyou, LIAO Jiali, LIU Ning
doaj   +1 more source

A specific E3 ligase/deubiquitinase pair modulates TBP protein levels during muscle differentiation

open access: yeseLife, 2015
TFIID—a complex of TATA-binding protein (TBP) and TBP-associated factors (TAFs)—is a central component of the Pol II promoter recognition apparatus. Recent studies have revealed significant downregulation of TFIID subunits in terminally differentiated ...
Li Li   +4 more
doaj   +1 more source

Study on Interaction Between TATA-Box Binding Protein (TBP), TATA-Box and Multiprotein Bridging Factor 1(MBF1) in Beauveria bassiana by Graphene-Based Electrochemical Biosensors

open access: yesFrontiers in Chemistry, 2020
The regulation of transcription level is an important step in gene expression process. Beauveria bassiana is a broad-spectrum insecticidal fungi widely used in the biologic control of arthropod.
Chi Song   +7 more
doaj   +1 more source

Characteristics and Performance of Cerium Extraction from Cerium Hydroxide Concentrate using Tri Butyl Phosphate

open access: yesInternational Journal of Technology
This study aims to develop a liquid-liquid equilibrium model to predict the Ce distribution in the extraction system based on experimental laboratory data.
Suyanti   +3 more
doaj   +1 more source

Self-association and association of tri-n-butyl phosphate (TBP) in different diluents [PDF]

open access: yesJournal of the Serbian Chemical Society, 1999
The interaction of tri-n-butyl phosphate (TBP) with diluents and its self-association have been investigated. The corresponding equilibrium constants were determined and used to calculate the concentration of TBP monomer.
MIROSLAV M. KOPECNI   +2 more
doaj   +2 more sources

TFIIA Regulates TBP and TFIID Dimers [PDF]

open access: yesMolecular Cell, 1999
Dimerization of the TATA-binding protein (TBP) through its DNA-binding domain blocks TBP from accessing DNA and prevents unregulated gene expression. TFIIA plays a central role in loading TBP and its multisubunit counterpart TFIID onto promoter DNA, and it is therefore a candidate for regulating TBP/TFIID dimerization. Here, we show that TFIIA promotes
Coleman, Robert A   +4 more
openaire   +2 more sources

Heterozygous loss‐of‐function alleles associate the conserved 3′‐5′ exoribonuclease EXOSC10 with hypersensitivity to the anticancer drug 5‐fluorouracil

open access: yesMolecular Oncology, EarlyView.
EXOSC10, an essential nuclear RNA exosome‐associated 3′‐5′ exoribonuclease, is inhibited by the anticancer drug 5‐fluorouracil (5‐FU), and EXOSC10 depletion increases 5‐FU sensitivity. The colon‐cancer variant EXOSC10S402T, located in a proteolysis motif, is stable and nuclear but nonfunctional in vivo.
Radhika Sain   +10 more
wiley   +1 more source

Extraction and Separation of Zirconium from Hafnium by Continuous and Batch Method [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2014
In this research, the effect of the initial concentration of zirconium, nitric acid concentration, volume percentage of organic solvent phase (tributyl phosphate) and the phase ratio on extraction (%) was studied in a batch method and the optimum ...
Akram Rahmati   +3 more
doaj  

Evolutionary history of the TBP-domain superfamily [PDF]

open access: yesNucleic Acids Research, 2013
The TATA binding protein (TBP) is an essential transcription initiation factor in Archaea and Eucarya. Bacteria lack TBP, and instead use sigma factors for transcription initiation. TBP has a symmetric structure comprising two repeated TBP domains.
Brindefalk, Björn   +5 more
openaire   +2 more sources

Lipopolysaccharide uptake is augmented in lipopolysaccharide‐tolerant mouse macrophage‐like cells via increased CD14 expression

open access: yesFEBS Open Bio, EarlyView.
In normal (nontolerant) cells, CD14 is crucial for both LPS uptake and LPS signaling. In LPS‐tolerant cells, in which LPS‐induced TNF‐α and IFN‐β production is suppressed, there is a dramatic increase in surface CD14 expression. The overexpressed CD14 in LPS‐tolerant cells is responsible for the enhanced LPS uptake without inducing pro‐inflammatory ...
Saeka Nishihara   +3 more
wiley   +1 more source

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