Results 21 to 30 of about 305,820 (298)

Inflammatory stays inflammatory: a subgroup of systemic sclerosis characterized by high morbidity and inflammatory resistance to cyclophosphamide

open access: yesArthritis Research & Therapy, 2019
Background/purpose Elevated levels of C-reactive protein (CRP) in systemic sclerosis (SSc) have been linked to early inflammatory stages of the disease. This study has been designed to investigate CRP levels longitudinally in a cohort of SSc patients and
Aleksey Mitev   +10 more
doaj   +1 more source

Contributions of sex, depression, and cognition on brain connectivity dynamics in Parkinson’s disease

open access: yesnpj Parkinson's Disease, 2021
Alterations in time-varying functional connectivity (FC) have been found in Parkinson’s disease (PD) patients. To date, very little is known about the influence of sex on brain FC in PD patients and how this could be related to disease severity.
Maria Diez-Cirarda   +14 more
doaj   +1 more source

On the characterization of Pythagorean fuzzy subgroups

open access: yesAIMS Mathematics, 2021
Pythagorean fuzzy environment is the modern tool for handling uncertainty in many decisions making problems. In this paper, we represent the notion of Pythagorean fuzzy subgroup (PFSG) as a generalization of intuitionistic fuzzy subgroup. We investigate various properties of our proposed fuzzy subgroup.
Supriya Bhunia, Ganesh Ghorai, Qin Xin
openaire   +3 more sources

A quantitative assessment of the frequency and magnitude of heterogeneous treatment effects in studies of the health effects of social policies

open access: yesSSM: Population Health, 2023
Substantial heterogeneity in effects of social policies on health across subgroups may be common, but has not been systematically characterized. Using a sample of 55 contemporary studies on health effects of social policies, we recorded how often ...
Dakota W. Cintron   +6 more
doaj   +1 more source

On the Borel complexity of characterized subgroups

open access: yesTopology and its Applications, 2016
In a compact abelian group $X$, a characterized subgroup is a subgroup $H$ such that there exists a sequence of characters $\vs=(v_n)$ of $X$ such that $H=\{x\in X:v_n(x)\to 0 \text{ in } \T\}$. Gabriyelyan proved for $X=\T$, that $\{x\in\T:n!x\to 0 \text{ in }\T\}$ is not an $F_σ$-set.
Dikranjan, Dikran, Impieri, Daniele
openaire   +2 more sources

Clonal Expansion of Sequence Type (ST-)5 and Emergence of ST-7 in Serogroup A Meningococci, Africa

open access: yesEmerging Infectious Diseases, 2001
One hundred four serogroup A meningococci in our collection, isolated in Africa from 1988 to 1999, were characterized by multilocus sequence typing (MLST).
Pierre Nicolas   +5 more
doaj   +1 more source

Molecular characterization of chicken astrovirus and pathogenicity of a novel isolate in China

open access: yesFrontiers in Microbiology, 2023
As an enteric virus, chicken astrovirus has been related to various kinds of diseases in chickens, including white chick syndrome, runting-stunting syndrome, severe kidney disease, urate deposits and visceral gout, generating economic losses in the ...
Xiaofeng Han   +3 more
doaj   +1 more source

Finitely generated subgroups as von Neumann radicals of an Abelian group [PDF]

open access: yesМатематичні Студії, 2012
Let G be an infinite Abelian group. We give a complete characterization of those finitely generated subgroups of G which are the von Neumann radicals for some Hausdorff group topologies on G.
S. S. Gabriyelyan
doaj  

Detection of patient subgroups with differential expression in omics data: a comprehensive comparison of univariate measures.

open access: yesPLoS ONE, 2013
Detection of yet unknown subgroups showing differential gene or protein expression is a frequent goal in the analysis of modern molecular data. Applications range from cancer biology over developmental biology to toxicology.
Maike Ahrens   +11 more
doaj   +1 more source

The Role of Cohesion and Productivity Norms in Performance and Social Effectiveness of Work Groups and Informal Subgroups

open access: yesBehavioral Sciences, 2023
The study addresses the direct and indirect relationship of group cohesion and productivity norm with the perceived performance effectiveness (plan and current tasks implementation and performance success in challenging conditions) and social ...
Andrey V. Sidorenkov   +1 more
doaj   +1 more source

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