Results 71 to 80 of about 743,467 (306)

The positive predictive value (PPV) and negative predictive value (NPV) of a multivariable model of GWI.

open access: yes, 2016
The positive predictive value (PPV) and negative predictive value (NPV) of a multivariable model of GWI.
Linda A. Leis (3161817)   +4 more
core   +1 more source

Comparison of the bedside head impulse test with the video head impulse test in a clinical practice setting: a prospective study of 500 outpatients.

open access: yesFrontiers in Neurology, 2016
Objectives: The primary aim was to determine the sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) of the bedside head impulse test (bHIT) using the video HIT (vHIT) as the gold standard for quantifying the ...
Chun Wai eYip   +5 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Sensitivity, specificity, positive predictive value, negative predictive value, and diagnostic odds ratio of algorithm set E.

open access: yes, 2019
Sensitivity, specificity, positive predictive value, negative predictive value, and diagnostic odds ratio of algorithm set E.
Norin Kameyama (7224944)   +7 more
core   +1 more source

Validating teachers for Visual Acuity Screening in rural South African schools

open access: yesAfrican Vision and Eye Health
Background: Early detection of a reduction in visual acuity (VA) in children is crucial for their education, job prospects, and overall well-being. In many regions, this is deficient because of limited access to eye-care services, adversely affecting the
Pirindhavellie Govender-Poonsamy   +8 more
doaj   +1 more source

Sequential battery of COVID-19 testing to maximize negative predictive value before surgeries

open access: yesRevista do Colégio Brasileiro de Cirurgiões, 2020
SARS-CoV-2 is a novel virus which has proven to be highly contagious. Specific viral dynamics and immune response to the virus are yet to be fully defined and determining the sensitivity and specificity of the available testing methods is still a work in
NEERAJ SINHA, GALIT BALAYLA
doaj   +2 more sources

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Forest plot of pooled negative predictive value.

open access: yes, 2017
Forest plot of pooled negative predictive value.
Muyuan Liu (3686782)   +3 more
core   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

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