Results 91 to 100 of about 26,054,471 (361)

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Debris capture during in-water cleaning of ship biofouling

open access: yesFrontiers in Marine Science
Ship biofouling interferes with vessel operations and spreads non-indigenous species. While in-water cleaning (IWC) with debris capture is increasingly promoted as a management strategy, key elements remain poorly defined, including which materials must ...
Mario N. Tamburri   +2 more
doaj   +1 more source

New species and new combinations in Sonerila and Phyllagathis (Melastomataceae) from Thailand [PDF]

open access: yes, 1997
While revising the Melastomataceae for the Flora of Thailand, we discovered two new species of Sonerila, as well as the need for transferring two species of Tylanthera endemic to Thailand into Phyllagathis. Sonerila urceolata and S. loeiensis are endemic
Cellinese, Nicoletta, Renner, Susanne S.
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

On the Neotropical species of the spider genus Tekellina Levi, 1957 (Arachnida: Araneae: Synotaxidae)

open access: yesEuropean Journal of Taxonomy
The genus Tekellina Levi, 1957 is currently composed of ten species, six of which are Neotropical. They are small-sized spiders (0.9 to 1.5 mm), with a wide distribution, with a great diversity in the Neotropical Region and well represented in Brazil ...
Narelle Estol   +3 more
doaj   +1 more source

Stygocladius multisetosus gen. nov., sp. nov., a rheophilic element, inhabiting basaltic and karstic helocrenes in France and Algeria (Diptera: Chironomidae)

open access: yesFauna Norvegica, 2012
Diagnoses and descriptions of the adults and pupal exuviae of Stygocladius multisetosus gen. nov., sp. nov., are provided based primarily on male and female pharates collected in temporary basaltic and karstic helocrenes in southern France and Algeria ...
Joel Moubayed-Breil   +2 more
doaj   +1 more source

Description of three new species of Geometridae (Lepidoptera) using species delimitation in an integrative taxonomy approach for a cryptic species complex

open access: gold, 2021
Simeão de Souza Moraes   +5 more
openalex   +1 more source

Two new species of the genus Pahamunaya Schmid (Trichoptera: Polycentropodidae) from Vietnam [PDF]

open access: yes, 2012
Two new species of the genus Pahamunaya Schmid (Trichoptera: Polycentropodidae), P. talon sp. n. and P. spinifera sp. n., from Vietnam are described and illustrated. Examination of the holotype male of P.
Arefina-Armitage, Tatiana I.   +1 more
core   +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

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