Results 31 to 40 of about 672,837 (253)

Gersten Conjecture For Equivariant K-theory And Applications

open access: yes, 2009
For a reductive group scheme over a regular semi-local ring, we prove an equivarinat version of the Gersten conjecture. We draw some interesting consequences for the representation rings of such reductive group schemes. We also prove the rigidity for the
Krishna, Amalendu
core   +1 more source

When is a regular local ring a locality?

open access: yesJournal of Algebra, 1988
The author proves constructively and clearly the following nice fact: A normal local domain \((A,M)\) containing a field \(K\) is essentially of finite type over \(K\) if and only if: (1) the residue field \(A/M\) is a finitely generated extension of \(K\); (3) the quotient field \(L\) of \(A\) is a finitely generated extension of \(K\); and (2) \(\dim(
openaire   +1 more source

The Monomial Conjecture and order ideals II

open access: yes, 2016
Let $I$ be an ideal of height $d$ in a regular local ring $(R,m,k=R/m)$ of dimension $n$ and let $\Omega$ denote the canonical module of $R/I$. In this paper we first prove the equivalence of the following: the non-vanishing of the edge homomorphism ...
Dutta, S. P.
core   +1 more source

Sebaceous Carcinoma with Widespread Metastases: A Case Report [PDF]

open access: yesInternational Journal of Scientific Research in Dental and Medical Sciences
Sebaceous carcinoma (SC) is an infrequently encountered skin malignancy noted for its aggressive nature. We report here a 78-year-old male who presented to the Department of Radiation Oncology at RIMS Imphal with a two-month history of painless ulcerated
Ningthoujam Dinita Devi   +4 more
doaj   +1 more source

Characterizations of regular local rings via syzygy modules of the residue field

open access: yes, 2015
Let $R$ be a commutative Noetherian local ring with residue field $k$. We show that if a finite direct sum of syzygy modules of $k$ surjects onto `a semidualizing module' or `a non-zero maximal Cohen-Macaulay module of finite injective dimension', then ...
Ghosh, Dipankar   +2 more
core   +1 more source

On the de Rham homology and cohomology of a complete local ring in equicharacteristic zero

open access: yes, 2017
Let $A$ be a complete local ring with a coefficient field $k$ of characteristic zero, and let $Y$ be its spectrum. The de Rham homology and cohomology of $Y$ have been defined by R. Hartshorne using a choice of surjection $R \rightarrow A$ where $R$ is a
Switala, Nicholas
core   +1 more source

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

Physical and geospatial attributes of inceptisols and ultisols under native vegetation in Humaitá, AM, Brazil

open access: yesBioscience Journal, 2016
Natural grasslands with savannah-like characteristics associated to forest mosaics are found within Southern and Eastern Amazonas, Western Rondônia and Northern Roraima, being conditioned to local edaphic factors.
Leandro Coutinho Alho   +6 more
doaj   +3 more sources

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

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