Circadian rhythm and sleep disruption: causes, metabolic consequences, and countermeasures

GDM Potter, DJ Skene, J Arendt, JE Cade… - Endocrine …, 2016 - academic.oup.com
Abstract Circadian (∼ 24-hour) timing systems pervade all kingdoms of life and temporally
optimize behavior and physiology in humans. Relatively recent changes to our …

Regulating the suprachiasmatic nucleus (SCN) circadian clockwork: interplay between cell-autonomous and circuit-level mechanisms

ED Herzog, T Hermanstyne… - Cold Spring …, 2017 - cshperspectives.cshlp.org
The suprachiasmatic nucleus (SCN) is the principal circadian clock of the brain, directing
daily cycles of behavior and physiology. SCN neurons contain a cell-autonomous …

Adenosine integrates light and sleep signalling for the regulation of circadian timing in mice

A Jagannath, N Varga, R Dallmann, G Rando… - Nature …, 2021 - nature.com
The accumulation of adenosine is strongly correlated with the need for sleep and the
detection of sleep pressure is antagonised by caffeine. Caffeine also affects the circadian …

Photic entrainment of the circadian system

A Ashton, RG Foster, A Jagannath - International journal of molecular …, 2022 - mdpi.com
Circadian rhythms are essential for the survival of all organisms, enabling them to predict
daily changes in the environment and time their behaviour appropriately. The molecular …

A Period2 phosphoswitch regulates and temperature compensates circadian period

M Zhou, JK Kim, GWL Eng, DB Forger, DM Virshup - Molecular cell, 2015 - cell.com
Period (PER) protein phosphorylation is a critical regulator of circadian period, yet an
integrated understanding of the role and interaction between phosphorylation sites that can …

Leptin receptor neurons in the dorsomedial hypothalamus input to the circadian feeding network

Q Tang, E Godschall, CD Brennan, Q Zhang… - Science …, 2023 - science.org
Salient cues, such as the rising sun or availability of food, entrain biological clocks for
behavioral adaptation. The mechanisms underlying entrainment to food availability remain …

The cost of circadian desynchrony: evidence, insights and open questions

AC West, DA Bechtold - Bioessays, 2015 - Wiley Online Library
Coordinated daily rhythms are evident in most aspects of our physiology, driven by internal
timing systems known as circadian clocks. Our understanding of how biological clocks are …

Circadian molecular clock in lung pathophysiology

IK Sundar, H Yao, MT Sellix… - American Journal of …, 2015 - journals.physiology.org
Disrupted daily or circadian rhythms of lung function and inflammatory responses are
common features of chronic airway diseases. At the molecular level these circadian rhythms …

Multilevel interactions of stress and circadian system: implications for traumatic stress

A Agorastos, NC Nicolaides, VP Bozikas… - Frontiers in …, 2020 - frontiersin.org
The dramatic fluctuations in energy demands by the rhythmic succession of night and day on
our planet has prompted a geophysical evolutionary need for biological temporal …

Sleep, circadian system and traumatic stress

A Agorastos, M Olff - European journal of psychotraumatology, 2021 - Taylor & Francis
The human circadian system creates and maintains cellular and systemic rhythmicity
essential for the temporal organization of physiological processes promoting homeostasis …