Results 41 to 50 of about 3,119,517 (283)

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

A megyei jogú városok, mint innovációs potenciál hordozók (Cities With County Rights as Carriers of Innovational Potential) [PDF]

open access: yesDETUROPE, 2014
The examination of cities’ innovational potential has been in the focus of attention for regional studies, however, there are only a few researches that carried out a complex examination that would embrace the entire Hungarian city-network.
Judit Berkes
doaj  

Analyses of the Spatial Morphology of Traditional Yunnan Villages Utilizing Unmanned Aerial Vehicle Remote Sensing

open access: yesLand, 2023
Traditional villages are encountering contemporary problems in terms of preservation and comprehension as a result of their complex spatial morphologies, which are distinguished by their extensive cultural and architectural legacy, including distinctive ...
Chunming Zhang   +5 more
doaj   +1 more source

Random mobility and spatial structure often enhance cooperation

open access: yes, 2008
The effects of an unconditional move rule in the spatial Prisoner's Dilemma, Snowdrift and Stag Hunt games are studied. Spatial structure by itself is known to modify the outcome of many games when compared with a randomly mixed population, sometimes ...
Aktipis   +33 more
core   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

On the potential of kriging for estimation and mapping of forest plantation stock (Case study: Beneshki plantation) [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2009
This research was conducted to investigate on spatial structure and estimationof tree attributes in a forest plantation in the Caspian region of Iran. Field sampling was performed based on a 50m×125m systematic grid in a maple stand (Acer velutinum Boiss.
Reza Akhavan, Christoph Kleinn
doaj  

Effets spatiaux et effets réseau dans l’évaluation d’indicateurs sur les nœuds d’un réseau d’infrastructure

open access: yesCybergeo, 2007
The quantitative study of an infrastructure network in geography often consists in assessing indicators on the network components (nodes and sections). In that respect, the network is modelled by a graph whose vertices and edges respectively correspond ...
Jean-François Gleyze
doaj   +1 more source

Partitioning of Space Among Trees in an Old-Growth Spruce Forest in Subarctic Fennoscandia

open access: yesFrontiers in Forests and Global Change, 2022
The distribution of space among forest trees is linked to the availability of resources, among-tree competition, and hence forest dynamics. We studied partitioning of horizontal space among trees and related spatial structures in an old-growth Picea ...
Pasi Pouta   +4 more
doaj   +1 more source

The correlation structure of spatial autoregressions [PDF]

open access: yes, 2012
This paper investigates how the correlations implied by a first-order simultaneous autoregressive (SAR(1)) process are affected by the weights matrix and the autocorrelation parameter.
Martellosio, Federico
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

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