Results 141 to 150 of about 1,077,717 (311)

T1 Over Squared Proton Density Ratio to Characterize Multiple Sclerosis Lesions

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Differentiating remyelinated from demyelinated lesions in MS remains challenging without histological confirmation. This study introduces the T1‐to‐PD2 ratio (TPR) imaging approach and evaluates its ability to characterize MS lesions alongside other quantitative MRI (qMRI) metrics. Methods Thirty individuals with MS (mean age: 47.5 ± 
Sarah J. Wright   +10 more
wiley   +1 more source

Computational and Theoretical Methods for Mass-Transport Analysis in 3D-Printed Milli Fluidic Electrochemical Devices with Channel Band Electrodes

open access: yesChemosensors
Available models for mass transport in microfluidic electrochemical sensors fall short in capturing critical features of millimeter-scale devices 3D-printed using fused deposition modeling, including inherent porosity and non-flat electrode geometries ...
Jesús E. Contreras-Naranjo   +3 more
doaj   +1 more source

Theoretical models of voting behaviour [PDF]

open access: yes, 2010
This article reviews the main theoretical models that explain the electoral behavior — sociological model of voting behavior, psychosocial model of voting behavior and rational choice theory —, stressing the continuity and theoretical complementarity ...
da Silva Antunes, Rui Jorge
core  

Long‐Term Neurologic Exam Findings in People Diagnosed and Treated During Acute HIV Infection

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Evaluate clinical and laboratory correlates of abnormal neurologic exam findings after acute HIV infection (AHI). Methods Participants from the RV254/SEARCH 010 cohort in Bangkok underwent standardized neurologic examinations at Weeks 0 (AHI), 12, 96, and 288 following antiretroviral therapy (ART).
Kathryn B. Holroyd   +118 more
wiley   +1 more source

A better understanding of helper T cell differentiation using mathematical models and bioinformatics [PDF]

open access: yes, 2010
Helper T cells play an important role in determining the outcome of an immune response. Helper T cells of distinct phenotypes induce different immune responses by producing distinct cytokines.
Sub Theoretical Biology & Bioinformatics   +3 more
core  

Integrated PANoptosis Profiling Identifies Immunosuppressive Subtypes and a Prognostic Signature With Functional Validation of MLKL in Glioblastoma

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective The prognosis of glioblastoma (GBM) remains highly unfavorable, largely due to high tumor heterogeneity and an immunosuppressive microenvironment. However, the functional role of PANoptosis in this context is poorly understood. Methods Patients were stratified via K‐means clustering. A risk score model was constructed using prognosis‐
Langfei Tian   +6 more
wiley   +1 more source

Pattern formation in Faraday instability-experimental validation of theoretical models. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2023
Dinesh B   +3 more
europepmc   +1 more source

Differential Item Functioning on the Patient Health Questionnaire 8 by Disease Subtype, Language, Sex, and Age Among People With Systemic Sclerosis: A Scleroderma Patient‐Centered Intervention Network Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Somatic items used in depression assessments can potentially overlap with symptoms related to physical illness, including systemic sclerosis (SSc). No studies have looked at whether somatic depression items may be influenced by diffuse versus limited SSc disease subtypes, which are associated with varying degrees of symptom presentation.
Sophie Hu   +110 more
wiley   +1 more source

Cognitive Status of Theoretical Models [PDF]

open access: yes, 1996
The main aim of this paper is to present the motivation of the thesis that theoretical models con not fulfill the function of representation.
Zeidler, Paweł
core  

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