Results 131 to 140 of about 1,582,405 (310)

Investigating the topology of interacting networks - Theory and application to coupled climate subnetworks

open access: yes, 2011
Network theory provides various tools for investigating the structural or functional topology of many complex systems found in nature, technology and society.
A. Arenas   +54 more
core   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +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

Capitalismo, crisis y naturaleza. Un análisis del acaparamiento de tierras dentroy desde el Sur Global

open access: yesRelaciones Internacionales, 2016
El acaparamiento de tierras (land grabbing) refiere al proceso de adquisiciones a gran escala de tierras agrícolas en otros estados, desatado en el contexto de la convergencia de crisis internacionales —alimentaria, energética, financiera y climática— de
Sol Yamila MORA
doaj  

Género; Colonialidad; Política pública; Salud; Sur global

open access: yes, 2022
RESUMEN: Se propone un análisis de políticas públicas que articulan género y salud en América Latina, para repensar la dimensión global de la construcción de conceptos, indicadores e instrumentos de evaluación de impactos de estas políticas en la región.
López, Laura Cecilia   +2 more
openaire   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Los estudios comparativos en el campo de la investigación urbana*

open access: yesEstudios Demográficos y Urbanos
Este trabajo examina el papel del método comparativo en la investigación urbana, prestando atención a su utilidad en la generación de teoría, y a las particularidades de las comparaciones entre ciudades de distintas regiones.
Martha Schteingart, Andrés Sierra
doaj   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

De CINVA a Siyabuswa: el trayecto errático de la vivienda de autoayuda global

open access: yesARQ
En un proyecto piloto para la futura capital Bantustán en Siyabuswa, el estado sudafricano de la era del apartheid financió la investigación y construcción de 59 viviendas básicas entre 1977 y 1978, antes de frenar el esquema completo.
Hannah le Roux
doaj  

Nicotinamide N‐methyltransferase promotes drug resistance in lung cancer, as revealed by nascent proteomic profiling

open access: yesMolecular Oncology, EarlyView.
AZD9291 has shown promise in targeted cancer therapy but is limited by resistance. In this study, we employed metabolic labeling and LC–MS/MS to profile time‐resolved nascent protein perturbations, allowing dynamic tracking of drug‐responsive proteins. We demonstrated that increased NNMT expression is associated with drug resistance, highlighting NNMT ...
Zhanwu Hou   +5 more
wiley   +1 more source

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