Results 51 to 60 of about 6,729,806 (248)

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

La crise dans les parcours biographiques : un régime temporel spécifique ?

open access: yesTemporalités, 2011
The term of crisis, usually used, rarely defined, is often associated with all the social and biographic situations that cause suffering. The extension of this concept does harm to its actual meaning. In many analyses of life paths, crisis is attached to
Olivier Mazade
doaj   +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

Increasing the Quality of Transient Processes in the Vehicle Transmission

open access: yesНаука и техника, 2019
The paper shows results of an experimental and theoretical study of dynamic processes in the vehicle transmission after kinematic alignment of elements during gearshifts. The purpose of the research is increasing the quality of transient processes in the
A. Taratorkin   +2 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

COMPUTATIONAL EXPERIMENT AND ITS GRAPHICAL MODELING

open access: yesÌнформаційні технології в освіті, 2011
Article explains to the reader what “computational experiment” is and gives basic definitions of this notion. This article has a practical application because tells how and in what condition is better to use computational experiment and graphical ...
M. Dubovik
doaj  

La formation des locutions conjonctives : Le cas de lorsque

open access: yesCorela, 2018
We aim to provide a longitudinal analysis of the emergence and the evolution of conjunctive phrases in more than a thousand years of the French language. Here we look at the case of lorsque. We first try to study its genesis.
Leïla Ben Hamad
doaj   +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

Academic citizenship, together: Prioritising care and reflexivity in scholarly life

open access: yesJPHE
This essay explores dimensions of academic citizenship relating to collegiality and collectivity within academia. Building on notions of reflexivity and care, and from a starting point that highlights some of the problems of the conditions and nature of
Bao-Chau Pham   +8 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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