Results 21 to 30 of about 1,228 (135)

Validation of the Munich Actimetry Sleep Detection Algorithm for estimating sleep–wake patterns from activity recordings

open access: yesJournal of Sleep Research, Volume 30, Issue 6, December 2021., 2021
Abstract Periods of sleep and wakefulness can be estimated from wrist‐locomotor activity recordings via algorithms that identify periods of relative activity and inactivity. Here, we evaluated the performance of our Munich Actimetry Sleep Detection Algorithm.
Ann‐Sophie Loock   +10 more
wiley   +1 more source

Timing of Novel Drug 1A-116 to Circadian Rhythms Improves Therapeutic Effects against Glioblastoma

open access: yesPharmaceutics, 2021
The Ras homologous family of small guanosine triphosphate-binding enzymes (GTPases) is critical for cell migration and proliferation. The novel drug 1A-116 blocks the interaction site of the Ras-related C3 botulinum toxin substrate 1 (RAC1) GTPase with ...
Laura Lucía Trebucq   +5 more
doaj   +1 more source

Potential conservation of circadian clock proteins in the phylum Nematoda as revealed by bioinformatic searches [PDF]

open access: yes, 2014
Although several circadian rhythms have been described in C. elegans, its molecular clock remains elusive. In this work we employed a novel bioinformatic approach, applying probabilistic methodologies, to search for circadian clock proteins of several of
A Claridge-Chang   +108 more
core   +3 more sources

Optimizing rearing and welfare in Senegalese sole (Solea senegalesensis) broodstock: effect of ambient light intensity and handling time on stress response [PDF]

open access: yes, 2019
Broodstock rearing conditions and handling procedures should be optimized in aquaculture species in order to benefit fish welfare and guarantee optimal conditions for spawning. In teleosts, basal cortisol levels display daily rhythms, oscillating along
Aragão, Cláudia   +4 more
core   +2 more sources

Ontogênese do sistema de temporização: a construção e as reformas dos ritmos biológicos ao longo da vida humana [PDF]

open access: yesPsicologia USP, 2007
Nesta revisão apresentamos fatos e comentários sobre a evolução dos sistemas de temporização ("relógios biológicos") na espécie humana. Na Introdução definimos alguns conceitos básicos da Cronobiologia que serão utilizados ao longo do artigo.
Luiz Menna-Barreto, Daniela Wey
doaj   +3 more sources

Bienestar de peces y ritmos biológicos: tiempo para regular

open access: yesDerecho Animal, 2019
En este artículo se introduce el concepto de ritmos biológicos en el bienestar de peces, y se discute críticamente un tema olvidado: aspectos dependientes del tiempo.
Fº Javier Sánchez-Vázquez   +2 more
doaj   +1 more source

Characterization of locomotor activity circadian rhythms in athymic nude mice

open access: yesJournal of Circadian Rhythms, 2013
Background: The relation between circadian dysregulation and cancer incidence and progression has become a topic of major interest over the last decade.
Natalia Paladino   +3 more
doaj   +1 more source

Preliminary results on the daily and seasonal rhythms of cuttlefish Sepia officinalis (Linnaeus, 1758) locomotor activity in captivity [PDF]

open access: yes, 2017
Cephalopods are considered as an alternate group for aquaculture species diversification [1,2], not only because they are a good food source (highly appreciated in some worldwide markets, e.g., Portugal, Spain, Italy and Asia) and have the potential to ...
Frias, Paulo   +4 more
core   +1 more source

Evaluation of environmental, social, and behavioral modulations of the circadian phase of dancers trained in shifts

open access: yesiScience, 2022
Summary: The interplay of environmental, social, and behavioral factors influencing human circadian phase in ecological conditions remains elusive. The Uruguayan national dance school END-SODRE operating in two shifts (morning: 8:30–12:30 and night: 20 ...
Natalia Coirolo   +3 more
doaj   +1 more source

The Sleep–Wake Cycle in the Nicotinic Alpha-9 Acetylcholine Receptor Subunit Knock-Out Mice

open access: yesFrontiers in Cellular Neuroscience, 2017
There is a neural matrix controlling the sleep–wake cycle (SWC) embedded within high ranking integrative mechanisms in the central nervous system. Nicotinic alpha-9 acetylcholine receptor subunit (alpha-9 nAChR) participate in physiological processes ...
Natalia Madrid-López   +8 more
doaj   +1 more source

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