Results 71 to 80 of about 636,611 (277)

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Mechanisms Involving Sensory Pathway Steps Inform Impacts of Global Climate Change on Ecological Processes

open access: yesFrontiers in Marine Science, 2019
Human-caused environmental change will have significant non-lethal and indirect impacts on organisms due to altered sensory pathways, with consequences for ecological interactions. While a growing body of work addresses how global ocean change can impair
Emily B. Rivest   +9 more
doaj   +1 more source

Fragments of a larger whole: Retrieval cues constrain observed neural correlates of memory encoding [PDF]

open access: yes, 2007
Laying down a new memory involves activity in a number of brain regions. Here, it is shown that the particular regions associated with successful encoding depend on the way in which memory is probed.
Otten, LJ
core  

Focusing and orienting spatial attention differently modulate crowding in central and peripheral vision [PDF]

open access: yes, 2018
The allocation of attentional resources to a particular location or object in space involves two distinct processes: an orienting process and a focusing process.
Albonico, Andrea   +4 more
core   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

КІНЕСИЧНІ ІМПЛІКАТУРИ ВІЗУАЛЬНОГО КОНТАКТУ У ДРАМАТИЧНОМУ ТЕКСТІ БУКОВИНСЬКИХ ПИСЬМЕННИКІВ ДРУГОЇ ПОЛОВИНИ ХІХ – ПОЧАТКУ ХХ СТОЛІТТЯ/KINESIC IMPLICATURES OF THE EYE CONTACT IN A DRAMATIC TEXT BY BUKOVYNIAN WRITERS OF THE SECOND PART OF THE XIX – EARLY XX CENTURY

open access: yesАктуальні питання суспільних наук та історії медицини, 2017
Иванна Струк. Кинесические импликатуры визуального контакта в драматическом тексте буковинских писателей второй половины XIX – начала ХХ века. В статье проанализированы кинесические импликатуры с ремарками, обозначающими визуальный контакт, их функции в
Іванна СТРУК
doaj   +1 more source

Olanzapine Attenuates Cue-elicited Craving for Tobacco

open access: yes, 2004
Rationale: Recent biological conceptualizations of craving and addiction have implicated mesolimbic dopamine activity as a central feature of the process of addiction. Imaging, and pharmacological studies have supported a role for dopaminergic structures
Hutchinson, Kent E   +5 more
core  

The effect of pictorial depth information on projected size judgements [PDF]

open access: yes, 2009
When full depth cues are available, size judgements are dominated by physical size. However, with reduced depth cues, size judgements are less influenced by physical size and more influenced by projected size.
Farran, Emily   +2 more
core   +1 more source

YAP1::TFE3 mediates endothelial‐to‐mesenchymal plasticity in epithelioid hemangioendothelioma

open access: yesMolecular Oncology, EarlyView.
The YAP1::TFE3 fusion protein drives endothelial‐to‐mesenchymal transition (EndMT) plasticity, resulting in the loss of endothelial characteristics and gain of mesenchymal‐like properties, including resistance to anoikis, increased migratory capacity, and loss of contact growth inhibition in endothelial cells.
Ant Murphy   +9 more
wiley   +1 more source

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