Results 51 to 60 of about 60,200,897 (164)

The aerial epidermis is a major site of quinolizidine alkaloid biosynthesis in narrow‐leafed lupin

open access: yesNew Phytologist, Volume 245, Issue 5, Page 2052-2068, March 2025.
Summary Lupins are promising protein crops that accumulate toxic quinolizidine alkaloids (QAs) in the seeds, complicating their end‐use. QAs are synthesized in green organs (leaves, stems, and pods) and a subset of them is transported to the seeds during fruit development.
Karen Michiko Frick   +10 more
wiley   +1 more source

Natural variation in root exudate composition in the genetically structured Arabidopsis thaliana in the Iberian Peninsula

open access: yesNew Phytologist, Volume 245, Issue 4, Page 1437-1449, February 2025.
Summary Plant root exudates are involved in nutrient acquisition, microbial partnerships, and inter‐organism signaling. Yet, little is known about the genetic and environmental drivers of root exudate variation at large geographical scales, which may help understand the evolutionary trajectories of plants in heterogeneous environments.
Harihar Jaishree Subrahmaniam   +5 more
wiley   +1 more source

Resolución CSDEyVE Nº 36/2019. Declarar de interés institucional el estudio "Juventudes y comunicación: encuadres noticiosos y marcos de referencia de la acción colectiva en la Norpatagonia".

open access: yes, 2019
Fil: Consejo Superior de Docencia, Extensión y Vida Estudiantil (D). Universidad Nacional de Río Negro. Río Negro, ArgentinaResolución CSDEyVE Nº 36/2019.
Consejo Superior de Docencia, Extensión y Vida Estudiantil (D)
core   +1 more source

Comunicación y acción colectiva. Estudio de caso de la resonancia en estudiantes universitarios de los marcos movilizadores de Anonymous. [PDF]

open access: yes, 2019
En este artículo se analiza a Internet como una herramienta de auto-mediación de los movimientos sociales (MS), la cual mediante su uso y apropiación por parte de los activistas pudiera coadyuvar a una comunicación más resonante de sus marcos de acción ...
Perera Ramos, Rodrigo
core   +1 more source

La sombra alargada del patrón: Gamonalismo y hábitos hacendatarios en Chimborazo tras la reforma agraria

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 29, Issue 4, Page 352-363, December 2024.
Abstract This paper explores selective aspects of the historical processes of organization of the kichwa peasantry in the Andes of Ecuador. Based on the analysis of two representative cases of confrontation between peasants and landowners over access to land in the province of Chimborazo, it discusses the relevance of the concept of “gamonalismo” as ...
Víctor Bretón
wiley   +1 more source

De la demanda a la prefiguración. Historia del derecho a la ciudad en América Latina

open access: yesTerritorios, 2019
El artículo presenta un aporte para trazar una historia conceptual del derecho a la ciudad en América Latina. Partiendo de una lectura crítica de la obra de Lefebvre, el ensayo reconstruye los marcos teóricos que acompañaron las actualizaciones prácticas
Leandro Minuchin
doaj   +1 more source

Analyzing antimicrobial resistance as a series of collective action problems

open access: yesPolicy Studies Journal, Volume 52, Issue 4, Page 833-856, November 2024.
Abstract Antimicrobial resistance (AMR) causes over 1.27 million deaths annually, making it one of today's most urgent health threats. Given its urgency, there are often calls for large‐scale global initiatives to address AMR. However, theories of collective action have yet to be applied to the problem in a systematic and holistic manner.
Isaac Weldon   +8 more
wiley   +1 more source

Making multisectoral committees work: Lessons from tobacco control in two Pacific small island developing states

open access: yesWorld Medical &Health Policy, Volume 16, Issue 3, Page 405-426, September 2024.
Abstract The consumption of harmful commodities drives the noncommunicable disease (NCD) epidemic globally and in Pacific small island developing states. Multisectoral committees are commonly chosen avenues to facilitate policy coherence across government sectors in regulating the commercial determinants of health (CDoH), but these committees often ...
Dori Patay, Ashley Schram, Sharon Friel
wiley   +1 more source

Marcos de acción colectiva y procesos enmarcadores en el Movimiento ¡A luchar! (1984-1992).

open access: yes, 2014
Este trabajo monográfico tiene como objeto abordar los enfoques teóricos de los marcos de acción colectiva y la identificación de los procesos enmarcadores, para la aproximación -con una perspectiva que le otorga importancia a la dimensión subjetiva- a ...
Sánchez Encinales, Simón Aníbal   +1 more
core  

Aerobic methane production in Scots pine shoots is independent of drought or photosynthesis

open access: yesNew Phytologist, Volume 242, Issue 6, Page 2440-2452, June 2024.
Summary Shoot‐level emissions of aerobically produced methane (CH4) may be an overlooked source of tree‐derived CH4, but insufficient understanding of the interactions between their environmental and physiological drivers still prevents the reliable upscaling of canopy CH4 fluxes. We utilised a novel automated chamber system to continuously measure CH4
Salla A. M. Tenhovirta   +6 more
wiley   +1 more source

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