Results 61 to 70 of about 951,967 (336)

Social Practice Theory and the Historical Production of Persons [PDF]

open access: yes, 2009
Working collaboratively we and others have developed a historical, material theory of social practice that integrates the study of persons, local practice, and long term historically institutionalized struggles.
Holland Dorothy, Lave Jean
core   +1 more source

Commentary to Gloria Quiñones and Marilyn Fleer: "Visual Vivencias" [PDF]

open access: yes, 2011
On my initial reading of this chapter I was struck by its clarity in relation to the research journey that unfolds about a young Mexican boy, Cesar, and his homework activity through the employment of analytical snapshots that are underpinned by ...
White, Elizabeth Jayne
core   +2 more sources

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

Negotiating Safety by Movements: Articulation, Alignment and Separation between Train Driving and Railway Traffic Controlling Activities

open access: yesM@n@gement
This article explores the negotiation of safety between two distinct activity systems that operate jointly on a daily basis: train driving and railway traffic controlling.
Oriane Sitte De Longueval   +2 more
doaj   +1 more source

Formative Interventions for Expansive Learning and Transformative Agency [PDF]

open access: yes, 2016
This article examines formative interventions as we understand them in cultural-historical activity theory and reflects on key differences between this intervention research tradition and design-based research as it is conceived in the learning sciences ...
Engeström, Yrjö   +2 more
core   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

Is Cultural-Historical Activity Theory Threatened to Fall Short of its Own Principles and Possibilities as a Dialectical Social Science?

open access: yesOutlines, 2006
In recent years, many researchers engaged in diverse areas and approaches of “cultural-historical activity theory” (CHAT) realized an increasing international interest in Lev S. Vygotsky’s, A. N. Leont’ev’s, and A. Luria’s work and its continuations. Not
Ines Langemeyer, Wolf-Michael Roth
doaj  

Persuasive argumentation as a cultural practice [PDF]

open access: yes, 2014
In this article author traces relation between argumentation and cultural practice. The first part focuses on definition of argumentation in informal logic tradition.
GAŁKOWSKI, Paweł
core   +1 more source

The ubiquitin ligase RNF115 is required for the clearance of damaged lysosomes

open access: yesFEBS Letters, EarlyView.
Upon lysosomal rupture, an E3 ubiquitin ligase RNF115 translocates from the cytosol to the damaged lysosomal membrane. Moreover, RNF115 depletion impairs the clearance of damaged lysosomes, identifying it as a key regulator of lysosomal quality control.
Sae Nakanaga   +3 more
wiley   +1 more source

A Conceptual Model for Scholarly Research Activity [PDF]

open access: yes, 2010
This paper presents a conceptual model for scholarly research activity, developed as part of the conceptual modelling work within the ???Preparing DARIAH??? European e-Infrastructures project.
Benardou, Agiatis   +3 more
core  

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