Results 91 to 100 of about 8,464,085 (281)

UN PROBLEMA TRIDIMENSIONALE DI TRASPORTO FUORI DI UNA SFERA RIFLETTENTE

open access: yesRatio Mathematica, 1991
In this paper we study the linear monoenergetic Boltzmann equation in the space external to a sphere ofradius n> f} with specular refiectionboundary conditions- By means oftheory of linear positive operator semigroups in Banach spaces we Show that ...
L Bassi, P Gamba
doaj  

Unlocking the potential of cell‐permeable nanobodies for intracellular applications

open access: yesFEBS Letters, EarlyView.
This review outlines current strategies for delivery of nanobodies into cells and highlights recent examples of functional applications. By addressing and manipulating intracellular targets, these molecules hold great potential for treating cancer, respiratory diseases and neurological disorders, making this a vibrant area of research in the biomedical
Mariona Gené‐Verdés   +2 more
wiley   +1 more source

The Ap condition and a positive, linear operator

open access: yes, 1991
SynopsisA positive, linear operator is exhibited which is bounded on the mixed weighted Lebesgue space if and only if the weight w satisfies the Ap condition of Muckenhoupt.
Gordon Sinnamon
core   +1 more source

Positive solutions for a Hadamard-type fractional p-Laplacian integral boundary value problem

open access: yesNonlinear Analysis
In this paper we study the existence of positive solutions to a Hadamard-type fractional integral boundary value problem using fixed point index.
Yihui Xu   +3 more
doaj   +1 more source

On differences of linear positive operators

open access: yesAnalysis and Mathematical Physics, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ali Aral, Daniela Inoan, Ioan Raşa
openaire   +3 more sources

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

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

A discrete Stochastic Korovkin theorem

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1991
In this article we give a sufficient condition for the pointwise −− in the first mean Korovkin property on B0(P), the space of stochastic processes with real state space and countable index set Γ and bounded first moments.
George A. Anastassiou
doaj   +1 more source

Some refinements of operator reverse AM-GM mean inequalities

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we prove the operator inequalities as follows: Let A , B $A,B$ be positive operators on a Hilbert space with 0 < m ≤ A , B ≤ M $0 < m \le A,B \le M$ and M m ≤ 2.314 $\sqrt{\frac{M}{m}} \le2.314$ .
Jianming Xue
doaj   +1 more source

Loss of IGF‐1R impairs DNA‐PKcs recruitment to chromatin leading to defective end‐joining

open access: yesMolecular Oncology, EarlyView.
IGF‐1R promotes radioresistance by facilitating DNA‐PKcs recruitment to chromatin, enabling non‐homologous end‐joining (NHEJ) repair of double‐strand breaks. Inhibition or loss of IGF‐1R disrupts this recruitment to damage sites, driving compensatory reliance on microhomology‐mediated end‐joining (MMEJ) repair.
Matthew O. Ellis   +3 more
wiley   +1 more source

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