نتایج جستجو برای: gamma ring

تعداد نتایج: 244692  

Journal: :Journal of algebra combinatorics discrete structures and applications 2021

In this paper, we extend the work done on $G$-codes over formal power series rings and finite chain $\mathbb{F}_q[t]/(t^i)$, to composite same alphabets. We define infinite ring $R_\infty$ as ideals in group $R_\infty G.$ show that dual of a $G$-code is again setting. known results projections lifts $G$-codes. Additionally, some $\gamma$-adic study these codes principal ideal rings.

Journal: :The Journal of biological chemistry 1998
J G Bertram L B Bloom J Turner M O'Donnell J M Beechem M F Goodman

The beta protein, a dimeric ring-shaped clamp essential for processive DNA replication by Escherichia coli DNA polymerase III holoenzyme, is assembled onto DNA by the gamma complex. This study examines the clamp loading pathway in real time, using pre-steady state fluorescent depolarization measurements to investigate the loading reaction and ATP requirements for the assembly of beta onto DNA. ...

Journal: :Current Biology 2009
Elisabetta Bucciarelli Claudia Pellacani Valeria Naim Antonella Palena Maurizio Gatti Maria Patrizia Somma

In centrosome-containing cells, spindle assembly relies on microtubules (MTs) nucleated from both centrosomes and chromosomes. Recent work has suggested that additional spindle MTs can be nucleated by gamma-tubulin ring complexes (gamma-TuRCs) that associate laterally with preexisting spindle MTs, leading to spindle amplification. It has been proposed that in Drosophila S2 cells, gamma-TuRCs ar...

2011
Y. Taira N. Yamamoto M. Hosaka M. Adachi H. Zen T. Tanikawa M. Katoh

Ultra-short gamma ray pulses of the picosecond and femtosecond range can be generated using laser Compton scattering with 90-degree collisions at the UVSOR-II electron storage ring. Measurement techniques for a gamma ray pulse width in the sub-picosecond to picosecond range are being developed. As the first stage of the development, we tested a pulse width measuring method for the gamma ray pul...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2000
M R Flory M J Moser R J Monnat T N Davis

Eukaryotic chromosome segregation depends on the mitotic spindle apparatus, a bipolar array of microtubules nucleated from centrosomes. Centrosomal microtubule nucleation requires attachment of gamma-tubulin ring complexes to a salt-insoluble centrosomal core, but the factor(s) underlying this attachment remains unknown. In budding yeast, this attachment is provided by the coiled-coil protein S...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2007
Jeroen Luijten Daan Y Groeneveld Gerard W Nijboer Eltjo J Vorenkamp Arend J Schouten

Using a chemical cross-linking procedure, surface-grafted polyglutamate films with a permanently perpendicular helix orientation were prepared. A surface-grafted alpha-helical polyglutamate film containing polymerizable side groups was synthesized by ring-opening terpolymerization of 50 molar% gamma-methyl-L-glutamate N-carboxyanhydride (NCA), 30% gamma-stearyl-L-glutamate NCA and 20% gamma-4-v...

In this paper, we first present the new concept of $2$-normed algebra. We investigate the structure of this algebra and give some examples. Then we apply a fixed point theorem to prove the stability and hyperstability of $(alpha, beta, gamma)$-derivations in $2$-Banach algebras.

Journal: :Chembiochem : a European journal of chemical biology 2005
Jimmy D Blankenship Justin B Houseknecht Sitaram Pal Lowell P Bush Robert B Grossman Christopher L Schardl

Loline alkaloids are saturated pyrrolizidines with a substituted 1-amino group and an oxygen bridge between C2 and C7, and are insecticidal metabolites of plant-symbiotic fungi (endophytes). Cultures of the endophyte, Neotyphodium uncinatum, incorporated labeled L-proline and L-homoserine into the 1-aminopyrrolizidine, N-formylloline. The A-ring carbons C1-C3 and the N1 were derived from L-homo...

Journal: :Molecules 2014
Sze Wei Leong Siti Munirah Mohd Faudzi Faridah Abas Mohd Fadhlizil Fasihi Mohd Aluwi Kamal Rullah Lam Kok Wai Mohd Nazri Abdul Bahari Syahida Ahmad Chau Ling Tham Khozirah Shaari Nordin H Lajis

A series of ninety-seven diarylpentanoid derivatives were synthesized and evaluated for their anti-inflammatory activity through NO suppression assay using interferone gamma (IFN-γ)/lipopolysaccharide (LPS)-stimulated RAW264.7 macrophages. Twelve compounds (9, 25, 28, 43, 63, 64, 81, 83, 84, 86, 88 and 97) exhibited greater or similar NO inhibitory activity in comparison with curcumin (14.7 ± 0...

2012
T. Tamizh Chelvam T. Asir

Let R be a commutative ring and Z(R) be its set of all zero-divisors. D. F. Anderson and A. Badawi[2] introduced the total graph of R, denoted by TΓ(R), as the undirected graph with vertex set R, and two distinct vertices x and y are adjacent if and only if x+ y ∈ Z(R). For a commutative Artin ring R, T. Tamizh Chelvam and T. Asir[15] obtained the domination number of the total graph and studie...

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