Results 81 to 90 of about 887,626 (298)

Classifying chemical elements and particles: from the atomic to the sub-atomic world

open access: yes, 2003
published in the book "The Periodic Table: Into the 21st Century", edited by D.H. Rouvray and R.B. King (Research Studies Press, Baldock, UK, 2004) pp. 297-329.This paper presents two facets.
Kibler, Maurice,
core   +1 more source

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

EFFECT OF PERIODIC TABLE PUZZLE GAME ON SENIOR SCHOOL CHEMISTRY STUDENT ACADEMIC PERFORMANCE

open access: yesResearch in Education and Rehabilitation
This study investigated the effects of periodic table puzzle game on secondary school students’ academic performance in Chemistry, focusing on the topic of the periodic table.
David Adeyemi Aladesuyi   +4 more
doaj  

Structural volumetric and Periodic Table DTI patterns in Complex Normal Pressure Hydrocephalus—Toward the principles of a translational taxonomy

open access: yesFrontiers in Human Neuroscience
IntroductionWe previously proposed a novel taxonomic framework to describe the diffusion tensor imaging (DTI) profiles of white matter tracts by their diffusivity and neural properties.
Christine Lock   +3 more
doaj   +1 more source

Mean Field Equilibria for Competitive Exploration in Resource Sharing Settings

open access: yes, 2016
We consider a model of nomadic agents exploring and competing for time-varying location-specific resources, arising in crowdsourced transportation services, online communities, and in traditional location based economic activity.
Frazier, Peter   +2 more
core   +1 more source

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

Thermal and Photochemical Reactions of Organosilicon Compounds

open access: yesMolecules
This article provides a comprehensive review of quantum chemical computational studies on the thermal and photochemical reactions of organosilicon compounds, based on fundamental concepts such as initial complex formation, HOMO-LUMO interactions, and ...
Masae Takahashi
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

International Innovation Standards and Indexes

open access: yesRUDN Journal of Economics, 2011
The article deals with the OECD standards of innovation activity including Oslo Manual as well as Fraskati Manual and Canberra Manual. Particular attention is paid to the evolution of innovation metrics in 1950-2000.
D A Degterev
doaj  

Innovative Syntheses and Reactivity of Propiolamidines

open access: yesMolecules
Polydentate ligands with nitrogen donor atoms have possibly given rise to the largest group of coordination complexes described. Among these ligands, amidinates represent a nitrogenated version of carboxylates and allow the formation of complexes with ...
Carlos Ginés   +3 more
doaj   +1 more source

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