Results 121 to 130 of about 86,016 (287)

Rational Design of High-Performance Photocontrolled Molecular Switches Based on Chiroptical Dimethylcethrene: A Theoretical Study

open access: yesMolecules
The reversible photo-induced conformation transition of a single molecule with a [5]helicene backbone has garnered considerable interest in recent studies.
Li Han   +4 more
doaj   +1 more source

On duo, reversible and symmetric group rings

open access: yesSão Paulo Journal of Mathematical Sciences
Let $RG$ denote the group ring of the torsion group $G$ over a commutative ring $R$ with identity. In this paper we present proofs of some statements that appear without to be proved in the literature. We establish the valid implications between the ring-theoretic conditions duo, reversible, SI property and symmetric in the setting of group rings.
Brayan S. Flórez-Burbano   +2 more
openaire   +3 more sources

ZW4864‐mediated inhibition of the β‐catenin/BCL9/BCL9L complex reveals therapeutic potential in bladder cancer

open access: yesMolecular Oncology, EarlyView.
BCL9 and BCL9L drive bladder cancer progression by enhancing β‐catenin signaling, promoting proliferation, migration, invasion, and organoid growth. Genetic depletion of BCL9(L) suppresses malignant phenotypes, while pharmacological disruption of the β‐catenin/BCL9(L) complex with ZW4864 inhibits canonical Wnt signaling and tumor‐associated cellular ...
Roland Kotolloshi   +11 more
wiley   +1 more source

ON STRONG REVERSIBLE RINGS AND THEIR EXTENSIONS

open access: yes, 2010
P.M. Cohn called a ring R reversible if whenever ab = 0, then ba = 0 for a; b is an element of R. In this paper, we study an extension of a reversible ring with its endomorphism.
Baser, Muhittin, Kwak, Tai Keun
core  

Mycobacterial cell division arrest and smooth‐to‐rough envelope transition using CRISPRi‐mediated genetic repression systems

open access: yesFEBS Open Bio, EarlyView.
CRISPRI‐mediated gene silencing and phenotypic exploration in nontuberculous mycobacteria. In this Research Protocol, we describe approaches to control, monitor, and quantitatively assess CRISPRI‐mediated gene silencing in M. smegmatis and M. abscessus model organisms.
Vanessa Point   +7 more
wiley   +1 more source

Characterizations of reversible rings relating k-potents

open access: yes
This article embodies a ring theoretic property that preserves the reversibility at non zero k-potents. The structure of k-potents in k-reversible and pseudo k-reversible rings are studied in connection with various kinds of ring extensions.
Imdadul Hoque, H. M.   +2 more
core   +1 more source

IR spectroscopic and quantum-chemical manifestation of flavin mononucleotide’s isoalloxazine ring protonation

open access: yesБіофізичний вісник, 2016
Flavin mononucleotide (FMN) is the prosthetic group of many oxidoreductases performing redox function in cells. The coenzyme reversible reduction reaction involvs isoalloxazine ring which may take two electrons and two protons upon reduction. The spectra
Ю. Н. Близнюк   +4 more
doaj  

Skew cyclic codes over 𝔻4R and their applications to DNA codes construction

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
The fundamental aim of this research is to analyze the configuration of 𝔽4R submodules, skew cyclic codes over 𝔽4R and establish their connection with DNA codes, where 𝔽4 is a field of order 4 and R = 𝔽4 + u𝔽4 + v𝔽4 + w𝔽4 with u2 = u, v2 = v, w2 = w, uv =
Rehman Nadeem ur   +2 more
doaj   +1 more source

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

An Acid Catalyzed Reversible Ring-Opening/Ring-Closure Reaction Involving a Cyano-Rhodamine Spirolactam

open access: yes, 2013
Cyanamide was introduced into the rhodamine spirolactam framework to produce a colorless and non-fluorescent compound RBCN. It shows a reversible ring-opening/ring-closure process in response to the solution pH, which exhibits an “ON/OFF” switching in ...
Guan, H.   +5 more
core  

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