Results 111 to 120 of about 27,057,635 (304)

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Matrix measures and random walks [PDF]

open access: yes
In this paper we study the connection between matrix measures and random walks with a tridiagonal block transition matrix. We derive sufficient conditions such that the blocks of the n-step transition matrix of the Markov chain can be represented as ...
Zygmunt, M.   +3 more
core  

TOWARDS M-MATRIX [PDF]

open access: yes, 2018
This book belongs to a series of online books summarizing the recent state Topological Geometrodynamics (TGD) and its applications. TGD can be regarded as a unied theory of fundamental interactions but is not the kind of unied theory as so called GUTs constructed by graduate students at seventies and eighties using detailed recipes for how to reduce ...
openaire  

Singular graph and extension of jordan chains of an M-Matrix

open access: yesLinear Algebra and its Applications, 1996
Let \(S\) be a singular graph. This paper investigates conditions on the vertices of \(S\) to extend Jordan chains for the generalized nullspace of each minus \(M\)-matrix with singular graph \(S\). The conditions are the interlevel, the strong interlevel, and the strong predecessor property.
Cantó, Rafael, Climent, Joan-Josep
openaire   +1 more source

Hijacking emergency granulopoiesis: Neutrophil ontogeny and reprogramming in cancer

open access: yesMolecular Oncology, EarlyView.
Neutrophils are highly plastic innate immune cells; their functions in cancer extend beyond the tumour microenvironment. This Review summarises current understanding of neutrophil maturation and heterogeneity and highlights tumour‐induced granulopoiesis as a systemic programme that expands immature, immunosuppressive neutrophils via tumour‐derived ...
Gabriela Marinescu, Yi Feng
wiley   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Matrix metalloproteinases /

open access: yes, 1998
The chapters in this book thoroughly cover the structure, regulation, and function of matrix metalloproteinases, and provide information on the latest strategies to inhibit enzyme activity.
Mecham, Robert P., Parks, William C.
core  

A sufficient condition for the existence of an M-matrix with prescribed spectrum

open access: yesComputers & Mathematics with Applications, 2001
The inverse spectrum problem for \(M\)-matrices is studied. This problem involves finding necessary and sufficient conditions for an \(n\)-tuple of complex numbers to be the spectrum of an \(n\times n\) \(M\)-matrix. A sufficient condition is determined for the existence of \(M\)-matrices of low order with a prescribed spectrum.
openaire   +4 more sources

Developmental programmes drive cellular plasticity, disease progression and therapy resistance in lung adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This study shows that lung adenocarcinomas exploit developmental branching morphogenesis to acquire a therapy resistant basal‐like tumour cell state. This process was found to be regulated by combined TP53 loss‐of‐function and type‐I interferon signalling, identifying a novel axis for biomarker and therapeutic target discovery.
Kamila J Bienkowska   +13 more
wiley   +1 more source

M-matrix asymptotics for Sturm–Liouville problems on graphs

open access: yesJournal of Computational and Applied Mathematics, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Currie, Sonja, Watson, Bruce A.
openaire   +1 more source

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