The seasons within: a theoretical perspective on photoperiodic entrainment and encoding

C Schmal - Journal of Comparative Physiology A, 2024 - Springer
Circadian clocks are internal timing devices that have evolved as an adaption to the
omnipresent natural 24 h rhythmicity of daylight intensity. Properties of the circadian system …

Network structure of the master clock is important for its primary function

C Gu, J Li, J Zhou, H Yang, J Rohling - Frontiers in Physiology, 2021 - frontiersin.org
A master clock located in the suprachiasmatic nucleus (SCN) regulates the circadian rhythm
of physiological and behavioral activities in mammals. The SCN has two main functions in …

Functional network inference of the suprachiasmatic nucleus

JH Abel, K Meeker… - Proceedings of the …, 2016 - National Acad Sciences
In the mammalian suprachiasmatic nucleus (SCN), noisy cellular oscillators communicate
within a neuronal network to generate precise system-wide circadian rhythms. Although the …

CaMKII is essential for the cellular clock and coupling between morning and evening behavioral rhythms

N Kon, T Yoshikawa, S Honma… - Genes & …, 2014 - genesdev.cshlp.org
Daily behavioral rhythms in mammals are governed by the central circadian clock, located in
the suprachiasmatic nucleus (SCN). The behavioral rhythms persist even in constant …

Robust features of chimera states and the implementation of alternating chimera states

R Ma, J Wang, Z Liu - Europhysics Letters, 2010 - iopscience.iop.org
It is well known that different from most mammals with bihemispheric sleep, birds, some
aquatic mammals, and reptiles engage in unihemispheric sleep to mitigate the fundamental …

Mechanism of bilateral communication in the suprachiasmatic nucleus

S Michel, R Marek, HT Vanderleest… - European Journal of …, 2013 - Wiley Online Library
The central circadian pacemaker of the suprachiasmatic nuclei (SCN) is a bilaterally
symmetrical structure. Little is known about the physiological mechanisms underlying …

Timing of neuropeptide coupling determines synchrony and entrainment in the mammalian circadian clock

B Ananthasubramaniam, ED Herzog… - PLoS computational …, 2014 - journals.plos.org
Robust synchronization is a critical feature of several systems including the mammalian
circadian clock. The master circadian clock in mammals consists of about 20000 …

The proportion of light-responsive neurons determines the limit cycle properties of the suprachiasmatic nucleus

C Gu, A Ramkisoensing, Z Liu… - Journal of biological …, 2014 - journals.sagepub.com
In mammals, the central clock in the suprachiasmatic nucleus (SCN) controls physiological
and behavioral circadian rhythms and is entrained to the external light-dark cycle. The ability …

Nonlinear phenomena in models of the circadian clock

I van Soest, M Del Olmo… - Journal of the Royal …, 2020 - royalsocietypublishing.org
The mammalian circadian clock is well-known to be important for our sleep–wake cycles, as
well as other daily rhythms such as temperature regulation, hormone release or feeding …

The synchronization of neuronal oscillators determined by the directed network structure of the suprachiasmatic nucleus under different photoperiods

C Gu, M Tang, H Yang - Scientific Reports, 2016 - nature.com
The main function of the principal clock located in the suprachiasmatic nucleus (SCN) of
mammals is synchronizing the body rhythms to the 24 h light-dark cycle. Additionally, the …