Results 71 to 80 of about 234,443 (351)

GDIF and DDIF analysis for posttest instrument of curriculum 2013 training [PDF]

open access: yes, 2017
The objective of this study was to analyze Gender Differential Item Functioning (GDIF) and District Differential Item Functioning (DDIF) in the post-test instrument of curriculum 2013 training in Central Kalimantan Indonesia.
Komalasari, Komalasari
core   +1 more source

Applying Item Response Theory (IRT) Modeling to an Observational Measure of Childhood Pragmatics: The Pragmatics Observational Measure-2 [PDF]

open access: yes, 2019
Assessment of pragmatic language abilities of children is important across a number of childhood developmental disorders including ADHD, language impairment and Autism Spectrum Disorder.
Cordier, Reinie   +5 more
core   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Identifying Group-Sensitive Physical Activities: A Differential Item Functioning Analysis of NHANES Data [PDF]

open access: yes, 2011
Purpose: To identify subgroup sensitive physical activities using differential item functioning (DIF) analysis. Methods: A sub-unweighted sample of 1,857 (males = 923 and females = 934) from the 2003-2004 National Health and Nutrition Examination Survey ...
Gao, Yong, Zhu, Weimo
core   +2 more sources

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Rasch analysis of the Katz index of independence in activities of daily living in senior citizens from Antioquia, Colombia

open access: yesRevista Facultad Nacional de Salud Pública, 2019
Improving Katz index interpretability contributes to a better understanding of its results facilitating decision making and intervention planning. Objective: To evaluate the validity of the Katz geriatric scale in senior citizens from a Rasch model ...
Diego Fernando Rojas-Gualdrón   +4 more
doaj   +1 more source

Adjusting for cross-cultural differences in computer-adaptive tests of quality of life. [PDF]

open access: yes, 2018
PURPOSE: Previous studies using the WHOQOL measures have demonstrated that the relationship between individual items and the underlying quality of life (QoL) construct may differ between cultures.
Gibbons, CJ   +2 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

How Item Residual Heterogeneity Affects Tests for Differential Item Functioning [PDF]

open access: yesApplied Psychological Measurement, 2014
Differential item functioning (DIF) occurs when people with the same proficiency have different probabilities of giving a certain response to an item. The present study focused on an assumption implicit in popular methods for DIF testing that has received little attention in published literature (item residual homogeneity). The assumption is explained,
Carol M, Woods, Jared, Harpole
openaire   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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