Results 41 to 50 of about 858,452 (317)

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Psychometric Properties of Short Version of the Postgraduate Hospital Educational Environment Measure (PHEEM) for the Residents of Tehran University of Medical Sciences [PDF]

open access: yesپیاورد سلامت, 2022
Background and Aim: Evaluation of hospital environments with reliable and valid tools is considered to be one of the essential prerequisites for continuous improvement of the hospital learning environment.
Roghayeh Gandomkar   +2 more
doaj  

A Study of Factor Structure and Psychometric Adequacy of the Educational Stress Scale (ESS) [PDF]

open access: yesInternational Journal of School Health, 2018
Background: The concept of educational stress is considered an important construct in education and has attracted the attention of many researchers. Objectives: This research was conducted with the goal of investigating validity, reliability, and factor ...
Abbas Akbari   +2 more
doaj   +1 more source

Measuring the Big Five personality factors in South African adolescents: Psychometric properties of the Basic Traits Inventory

open access: yesAfrican Journal of Psychological Assessment, 2022
The present study examined the psychometric properties of the Basic Traits Inventory (BTI): a Big Five personality questionnaire that was developed for adults, amongst South African adolescents.
Gideon P. de Bruin   +2 more
doaj   +1 more source

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

Effect of gate metal on reliability of metamorphic HEMTs

open access: yes, 2022
S.87-88The influence of the gate metal on the reliability of metamorphic InAlAs/InGaAs HEMTs with a gate length of 0.12 µm was studied by biased accelerated life tests in air and in nitrogen.
Leuther, Arnulf   +3 more
core   +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

Construct validity, dimensionality and factorial invariance of the Rosenberg Self Esteem Scale: A bifactor modelling approach among children of prisoners

open access: yes, 2014
The Rosenberg Self Esteem Scale (RSES; Rosenberg, 1989) has traditionally been conceptualised as a unidimensional measure of self-esteem but empirical evidence is equivocal, with some studies supporting a one-factor solution and others favouring ...
Daniel Boduszek   +7 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

The investigation of psychometric properties of Frost Multidimensional Perfectionism Scale (FMPS) [PDF]

open access: yesروانشناسی و روانپزشکی شناخت, 2019
Introduction: Perfectionism is a capacity belonging with high action criteria and critical self-appraisals. It is necessary to check its psychometric properties in Iranian samples to use Frost Multidimensional Perfectionism Scale (FMPS) as perfectionism ...
Fatemeh Akhavan Abiri   +2 more
doaj   +1 more source

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