Results 81 to 90 of about 6,232,235 (294)

Loss of proton‐sensing TDAG8 increases tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the pH‐sensing receptor TDAG8 accelerates colorectal cancer progression in mice. Animals lacking TDAG8 expression had increased tumor growth, DNA damage, and recruitment of tumor‐associated immune cells, including macrophages, neutrophils, and monocytes.
Ermanno Malagola   +11 more
wiley   +1 more source

On the number of Smarandache zero-divisors and Smarandache weak zero-divisors in loop rings [PDF]

open access: yes, 2005
Finding the number of Smarandache zero divisors (S-zero divisors) and Smarandache weak zero divisors (S-weak zero divisors) for the loop ...
Chetry, K. Moon, Vasantha, W.B.
core   +1 more source

On local Galois deformation rings: generalised tori

open access: yesForum of Mathematics, Sigma
We study deformation theory of mod p Galois representations of p-adic fields with values in generalised tori, such as L-groups of (possibly non-split) tori.
Vytautas Paškūnas, Julian Quast
doaj   +1 more source

On the Structure of Complete Local Rings [PDF]

open access: yesNagoya Mathematical Journal, 1950
The concept of a local ring was introduced by Krull [2], who defined it as a Noetherian ringR(we say that a commutative ringRis Noetherian if every ideal inRhas a finite basis and ifRcontains the identity) which has only one maximal idealm. If the powers of m are defined as a system of neighbourhoods of zero, thenRbecomes a topological ring satisfying ...
openaire   +3 more sources

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

Local Cohomology Modules and Relative Cohen-Macaulayness

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2018
Let (R, 𝔪) denote a commutative Noetherian local ring and let M be a finite R-module. In this paper, we study relative Cohen-Macaulay rings with respect to a proper ideal 𝔞 of R and give some results on such rings in relation with Artinianness, Non ...
Zohouri M. Mast
doaj   +1 more source

Circulating microRNA signatures of cachexia and cancer in Canis familiaris as a comparative oncology model for human disease

open access: yesMolecular Oncology, EarlyView.
Circulating microRNAs as biomarkers of cachexia and sex‐specific cancer in senior dogs. In 25 client‐owned dogs, four circulating miRNAs (miR‐15a, miR‐15b, miR‐16, miR‐140) were downregulated in cachexia, with miR‐16 the strongest individual biomarker (AUC = 0.899).
Soon‐Seok Park   +6 more
wiley   +1 more source

On Generalized Regular Local Ring

open access: yesScience Journal of University of Zakho, 2015
A ring R is called a generalized Von Neumann regular local ring (GVNL-ring) if for any a∈R, either a or (1-a) is π-regular element. In this paper, we give some characterization and properties of generalized regular local rings.
Zubayda M. Ibraheem, Naeema A. Shereef
doaj  

On Rees localiti es and $H_i$-local rings

open access: yesPacific Journal of Mathematics, 1975
The main theorem gives a necessary and sufficient condition for each Rees locality $\mathscr{L}=R[tb, u]_{(M,tb,u)}$ of a local ring $(R, M) $ with respect to a principal ideal $bR$ in $R$ to be either an $H_{i}$-ring (that is, for all prime ideals $p$ in $\mathscr{L}$ such that height $p=i$, depth $p=$ altitude $\mathscr{L}-i$) or a homogeneously $H_ ...
openaire   +2 more sources

Preoperative circulating tumor cells integrated with imaging analysis for prognostic evaluation in head and neck squamous cell carcinoma

open access: yesMolecular Oncology, EarlyView.
Detecting circulating tumor cells (CTCs) in blood before surgery may help predict outcomes in patients with head and neck squamous cell carcinoma (HNSCC). Here, we show when combined with tumor size and lymph node involvement from routine imaging, CTC status identifies high‐risk patients with poorer survival—offering a simple, minimally invasive tool ...
Susanne Flach   +9 more
wiley   +1 more source

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