Results 71 to 80 of about 10,057,577 (279)

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

Photosynthesis of Au8Cu6 nanocluster for photocatalysis in oxidative functionalization of alkynes

open access: yesNature Communications
Ligand-protected metal nanoclusters provide an ideal platform for investigating photoredox catalysis. The central challenge is balancing their stability and catalytic activity.
Yan Zhao   +9 more
doaj   +1 more source

Information structure and the status of np in russian [PDF]

open access: yes, 2013
In his 1995 monograph, Apresyan suggests that it would be extremely interesting to investigate the means of expressing the definiteness/indefiniteness opposition in languages that do not have articles.
Brun, Dina
core  

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Information Structure

open access: yes, 2007
Abstract This introduction to the role of information structure in grammar discusses a wide range of phenomena on the syntax-information structure interface. It examines theories of information structure and considers their effectiveness in explaining whether and how information structure maps onto syntax in discourse.
Götze, Michael   +6 more
openaire   +3 more sources

Information thermodynamics for interacting stochastic systems without bipartite structure

open access: yes, 2019
Fluctuations in biochemical networks, e.g., in a living cell, have a complex origin that precludes a description of such systems in terms of bipartite or multipartite processes, as is usually done in the framework of stochastic and/or information ...
Chétrite, R.   +3 more
core   +4 more sources

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

Information Structure

open access: yes, 2020
AbstractThis chapter provides an overview of central concepts in the study of information structure and their application to grammatical structures of English. The first part focuses on the notions of given and new information, more specifically presupposition, assertion, and the activation of discourse referents, as well as on the concepts of topic ...
Weskott, Thomas   +11 more
  +5 more sources

Emerging Opportunities of Metal Nanoclusters for Photocatalytic Organic Synthesis

open access: yesAggregate
Atomically precise metal nanoclusters have emerged as versatile photocatalysts for photo‐induced organic reactions owing to their unique photophysical properties, such as broad absorption cross‐section, long excited‐state lifetime, and tunable excited ...
Chun‐Lian Lin   +4 more
doaj   +1 more source

Community Structure Detection in Complex Networks with Partial Background Information

open access: yes, 2013
Constrained clustering has been well-studied in the unsupervised learning society. However, how to encode constraints into community structure detection, within complex networks, remains a challenging problem.
Zhang, Zhong-Yuan
core   +1 more source

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