Results 61 to 70 of about 24,286,688 (300)

Expressing functional siRNAs in mammalian cells using convergent transcription

open access: yesBMC Biotechnology, 2003
Background The use of small interfering RNAs (siRNAs) as genetic inhibitors of gene expression has been shown to be an effective way of studying gene function in mammalian cells.
Dawes Ian W   +3 more
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Reliability and validity of pendulum test measures of spasticity obtained with the Polhemus tracking system from patients with chronic stroke

open access: yesJournal of NeuroEngineering and Rehabilitation, 2009
Background Spasticity is a common impairment accompanying stroke. Spasticity of the quadriceps femoris muscle can be quantified using the pendulum test.
Harrison Steven   +2 more
doaj   +1 more source

Matrix summability of statistically p-convergence sequences

open access: yesFilomat, 2011
Matrix summability is arguable the most important tool used to characterize sequence spaces. In 1993 Kolk presented such a characterization for statistically convergent sequence space using nonnegative regular matrix. The goal of this paper is extended Kolk?s results to double sequence spaces via four dimensional matrix transformation.
Patterson, Richard F., Savaş, Ekrem
openaire   +2 more sources

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Measuring Quality of Life in Hidradenitis Suppurativa: Development and Validation of a Disease-specific Patient-reported Outcome Measure for Practice and Research

open access: yesActa Dermato-Venereologica, 2023
Hidradenitis suppurativa is a chronic disease that disrupts patients’ physical and psychological well-being. A disease-specific measure was developed and validated for assessing health-related quality of life in hidradenitis suppurativa.
Marina Otten   +10 more
doaj   +1 more source

Statistical $p$-convergence in lattice-normed Riesz spaces

open access: yes, 2022
A sequence $(x_n)$ in a lattice-normed space $(X,p,E)$ is statistical $p$-convergent to $x\in X$ if there exists a statistical $p$-decreasing sequence $q\stpd 0$ with an index set $K$ such that $δ(K)=1$ and $p(x_{n_k}-x)\leq q_{n_k}$ for every $n_k\in K$.
Aydın, Abdullah   +2 more
openaire   +2 more sources

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

The convergent media policy moment [PDF]

open access: yes, 2012
  This paper will consider some of the wider contextual and policy questions arising out of four major public inquiries that took place in Australia over 2011–2012: the Convergence Review, the National Classification Scheme Review, the Independent ...
Terry Flew
core  

Convergent multiples of convergent operators [PDF]

open access: yes, 1999
Let “X≫0” mean that “the bounded linear Hilbert-space operator X is selfadjoint, positive, and invertible”. We discuss the operators A which are known to be convergent (i.e. have spectral radius less than 1) because they all satisfy Stein's condition P−A∗
Bryan E. Cain, Cain, Bryan E.
core   +1 more source

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