Results 81 to 90 of about 8,430,021 (340)

Two decades of community-based conservation yield valuable insights into marine turtle nesting ecology

open access: yesOryx
For the Western Indian Ocean region, there is a significant knowledge gap regarding marine turtle nesting on the continental coast of East Africa. Here we present results from a long-term (2000–2020) community-based monitoring programme in and around ...
Casper H. van de Geer   +12 more
doaj   +1 more source

A trio of new Local Group galaxies with extreme properties

open access: yes, 2008
We report on the discovery of three new dwarf galaxies in the Local Group. These galaxies are found in new CFHT/MegaPrime g,i imaging of the south-western quadrant of M31, extending our extant survey area to include the majority of the southern ...
Alan W. McConnachie   +16 more
core   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Economies of Scale and Efficiency in the Wastewater Treatment Sector: A Decision Tree Approach

open access: yesApplied Sciences
In this study, we use the efficiency analysis trees (EAT) model to evaluate the efficiency of wastewater treatment plants (WWTPs), focusing on identifying the key variables that enhance their performance.
Vicent Hernández-Chover   +3 more
doaj   +1 more source

Research and design of downhole thermoelectric energy harvesting device

open access: yesDianzi Jishu Yingyong, 2018
In order to solve the problem of power supply of wireless monitoring node in coal mine working face, a thermoelectric energy harvesting device for the surface temperature difference of downhole equipment is designed based on the thermal electric ...
Feng Kai   +4 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

The Role of Circular Economy Strategies in Promoting Sustainability in the Agri-Food Sector: Insights from the Valencian Community

open access: yesApplied Sciences
The agri-food sector plays a pivotal role in the global economy, requiring innovative and efficient practices to ensure long-term sustainability. The paper aims to identify and analyse circular economy strategies applicable to the agri-food sector ...
Lledó Castellet-Viciano   +3 more
doaj   +1 more source

τ-locally invariant groups

open access: yesTopology and its Applications, 2000
The author calls a topological group \(G\) \(\tau\)\textit{-locally invariant,} where \(\tau\) is an infinite cardinal, if \(G\) embeds, as a topological subgroup, into the direct product of a family of topological groups of character \(
openaire   +1 more source

Locally C-Nash groups

open access: yes, 2017
We introduce the category of locally C-Nash groups, basic examples of such groups are complex algebraic groups. We prove that the latter form a full subcategory. We also show that both, abelian locally Nash and abelian locally C-Nash groups, can be characterised via meromorphic maps admitting an algebraic addition theorem; we give an invariant of such ...
Baro, Elías   +2 more
openaire   +3 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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