Results 241 to 250 of about 1,707,271 (347)

Move beyond free radical theory of aging

open access: yesiMetaOmics, EarlyView.
Free radicals play a dual, dose‐dependent role in aging. Low levels activate the key sensor adenosine 5'‐monophosphate‐activated protein kinase (AMPK), promoting cell survival mechanisms like autophagy and enhancing mitochondrial health. High levels, however, push AMPK to initiate cell death pathways, such as apoptosis. This positions AMPK as a central
Xiaofeng Dai, Meilan Hu, Ruohan Lyu
wiley   +1 more source

Farmer‐Led Strategies for Water Conservation in the Urmia Lake Basin, Iran

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This study examines the urgent issues of water scarcity and limited farmer livelihoods in the Urmia Lake basin. To address these challenges, we apply the Governance, Autonomy, Integration, and Needs orientation (GAIN) methodology. Our participatory approach revealed that farmers prioritised actionable measures for water management, yield ...
Sina Besharat   +20 more
wiley   +1 more source

Impact of Geography on Institutions in Agricultural and Nomadic Societies

open access: yesInternational Studies of Economics, EarlyView.
ABSTRACT How geography affects the choice of institutions is studied in a theoretical model. In this model, nations are located around a circle. Rulers compete through choosing tax rates, the level of military spending, and the degree of formality of institutions. Geographic condition is captured by population density.
Haiwen Zhou
wiley   +1 more source

Bridging Early Adolescents' Online and In‐Person Experiences: Qualitative Explorations of Emotional and Relational Well‐Being in the Post‐COVID‐19 Era

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Technology plays a dual role in adolescents' lives, offering valuable avenues for social engagement and support while also introducing risks of social comparison, harassment, and loneliness. Qualitative data that centers on adolescent voices and contexts can illuminate the interplay of these protective and risk factors.
Xiaoqi Ma   +5 more
wiley   +1 more source

Can we envision Turkish citizenship as non-membership? [PDF]

open access: yes, 2005
Kadioglu, Ayse Gulden   +1 more
core  

Evaluating Youth Participatory Action Research in the Americas: Comparative Insights on Empowerment, Methodologies, and Social Change

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Youth Participatory Action Research (YPAR) positions adolescents as co‐researchers to investigate and address social issues affecting their lives. While YPAR has gained global prominence, comparative research examining how it is conceptualized and practiced across regional contexts remains limited.
John Diaz   +5 more
wiley   +1 more source

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