Results 71 to 80 of about 115,512 (248)

Understanding and measuring mechanical signals in the tumor stroma

open access: yesFEBS Open Bio, EarlyView.
This review discusses cancer‐associated fibroblast subtypes and their functions, particularly in relation to extracellular matrix production, as well as the development of 3D models to study tumor stroma mechanics in vitro. Several quantitative techniques to measure tissue mechanical properties are also described, to emphasize the diagnostic and ...
Fàtima de la Jara Ortiz   +3 more
wiley   +1 more source

An Induction Principle and Pigeonhole Principles for K-Finite Sets [PDF]

open access: yesarXiv, 1994
We establish a course-of-values induction principle for K-finite sets in intuitionistic type theory. Using this principle, we prove a pigeonhole principle conjectured by Benabou and Loiseau. We also comment on some variants of this pigeonhole principle.
arxiv  

Concentration-compactness principle for embedding into multiple exponential spaces on unbounded domains [PDF]

open access: yesCzechoslovak Mathematical Journal, 2015
Let Ω ⊂ ℝ n be a domain and let α < n − 1. We prove the Concentration-Compactness Principle for the embedding of the space W 0 1 L n log α
openaire   +2 more sources

Purification and characterization of a thermophilic NAD+‐dependent lactate dehydrogenase from Moorella thermoacetica

open access: yesFEBS Open Bio, EarlyView.
The thermophilic acetogenic model organism Moorella thermoacetica can utilize lactate as substrate. The formation of lactate by reduction of pyruvate is energetically favorable, but the reverse reaction, the oxidation of lactate to pyruvate with NAD+ as electron acceptor is challenging.
Florian P. Rosenbaum, Volker Müller
wiley   +1 more source

The certainty principle II: Proof of the uncertainty principle [PDF]

open access: yesarXiv, 2006
A more detailed derivation of the Heisenberg uncertainty principle from the certainty principle is given.
arxiv  

Red blood cells could protect miRNAs from degradation or loss thanks to Argonaute 2 binding

open access: yesFEBS Open Bio, EarlyView.
The present work investigates the presence and the stability of miRNAs into RBCs, both native and engineered. The observed stability is due to the Ago2 bound resulting in minimal RISC. Indeed, if the miRNA‐Ago2 complex is present, miRNAs are protected from release or degradation and they are biologically active. Thus, RBCs can act as miRNA carriers for
Elena Perla   +4 more
wiley   +1 more source

Multiplicity and concentration of solutions for fractional Schr\"odinger systems via penalization method

open access: yes, 2019
The aim of this paper is to investigate the existence, multiplicity and concentration of positive solutions for the following nonlocal system of fractional Schr\"odinger equations \begin{equation*} \left\{ \begin{array}{ll} \varepsilon^{2s} (-\Delta)^{s ...
Ambrosio, Vincenzo
core   +1 more source

Uncertainty principles for the windowed offset linear canonical transform [PDF]

open access: yesarXiv, 2019
The windowed offset linear canonical transform (WOLCT) can be identified as a generalization of the windowed linear canonical transform (WLCT). In this paper, we generalize several different uncertainty principles for the WOLCT, including Heisenberg uncertainty principle, Hardy's uncertainty principle, Beurling's uncertainty principle, Lieb's ...
arxiv  

Concentration-compactness principle for mountain pass problems

open access: yes, 2005
In the paper we show that critical sequences associated with the mountain pass level for semilinear elliptic problems on $\R^N$ converge when the non-linearity is subcritical, superlinear and satisfies the penalty condition $F_\infty(s)
openaire   +2 more sources

Characterisation of the role played by ELMO1, GPR141 and the intergenic polymorphism rs918980 in Fuchs' dystrophy in the Indian population

open access: yesFEBS Open Bio, EarlyView.
This study reports the upregulation of ELMO1 and GPR141 in human Fuchs' endothelial corneal dystrophy (FECD) corneal endothelium and ultraviolet A‐induced FECD mice model. A genetic association of an intergenic single nucleotide polymorphism rs918980 present between both genes is observed with FECD in the Indian population.
Susmita Sharma   +3 more
wiley   +1 more source

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