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Long-Term Imaging Reveals a Circadian Rhythm of Intracellular Chloride in Neurons of the Suprachiasmatic Nucleus
Long-Term Imaging Reveals a Circadian Rhythm of Intracellular Chloride in Neurons of the Suprachiasmatic Nucleus
Both inhibitory and excitatory GABA transmission exist in the mature suprachiasmatic nucleus (SCN), the master pacemaker o...
Chronic Social Defeat Stress Shifts Peripheral Circadian Clocks in Male Mice in a Tissue-Specific and Time-of-Day Dependent Fashion
Chronic Social Defeat Stress Shifts Peripheral Circadian Clocks in Male Mice in a Tissue-Specific and Time-of-Day Dependent Fashion
Uncontrollable stress is linked to the development of many diseases, some of which are associated with disrupted daily rhy...
Cell-Type-Specific Circadian Bioluminescence Rhythms in Dbp Reporter Mice
Cell-Type-Specific Circadian Bioluminescence Rhythms in Dbp Reporter Mice
Circadian rhythms are endogenously generated physiological and molecular rhythms with a cycle length of about 24 h. Biolum...
Lunar Cycle Influences Production of Tilapia (Oreochromis spp) Eggs in an Intensive Outdoor Production System in the Tropics
Lunar Cycle Influences Production of Tilapia (Oreochromis spp) Eggs in an Intensive Outdoor Production System in the Tropics
A robust body of evidence has demonstrated that the lunar cycle plays an important role in the reproduction of fish living...
Disturbance of the Circadian System in Shift Work and Its Health Impact
Disturbance of the Circadian System in Shift Work and Its Health Impact
The various non-standard schedules required of shift workers force abrupt changes in the timing of sleep and light-dark ex...
Spontaneous Recovery of Circadian Organization in Mice Lacking a Core Component of the Molecular Clockwork
Spontaneous Recovery of Circadian Organization in Mice Lacking a Core Component of the Molecular Clockwork
Circadian rhythms are generated by interlocked transcriptional-translational feedback loops of circadian clock genes and t...
Methods for Detecting PER2:LUCIFERASE Bioluminescence Rhythms in Freely Moving Mice
Methods for Detecting PER2:LUCIFERASE Bioluminescence Rhythms in Freely Moving Mice
Circadian rhythms are driven by daily oscillations of gene expression. An important tool for studying cellular and tissue ...
Diurnal Variation in SARS-CoV-2 PCR Test Results: Test Accuracy May Vary by Time of Day
Diurnal Variation in SARS-CoV-2 PCR Test Results: Test Accuracy May Vary by Time of Day
False negative tests for SARS-CoV-2 are common and have important public health and medical implications. We tested the hy...
Time of Day of Vaccination Affects SARS-CoV-2 Antibody Responses in an Observational Study of Health Care Workers
Time of Day of Vaccination Affects SARS-CoV-2 Antibody Responses in an Observational Study of Health Care Workers
The COVID-19 pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a global crisis with unpre...
Iterative Metaplasticity Across Timescales: How Circadian, Ultradian, and Infradian Rhythms Modulate Memory Mechanisms
Iterative Metaplasticity Across Timescales: How Circadian, Ultradian, and Infradian Rhythms Modulate Memory Mechanisms
Work in recent years has provided strong evidence for the modulation of memory function and neuroplasticity mechanisms acr...
Circadian Rhythm in Feeding Behavior of Daphnia dentifera
Circadian Rhythm in Feeding Behavior of Daphnia dentifera
Circadian rhythms enable organisms to mediate their molecular and physiological processes with changes in their environmen...
An Interview With Dr. Marishka Brown
An Interview With Dr. Marishka Brown
Access to society journal content varies across our titles. If you have access to a journal via a society or association ...
A Comparative Study of Circadian Rhythmicity and Photoperiodism in Closely Related Species of Blow Flies: External Coincidence, Maternal Induction, and Diapause at Northern Latitudes
A Comparative Study of Circadian Rhythmicity and Photoperiodism in Closely Related Species of Blow Flies: External Coincidence, Maternal Induction, and Diapause at Northern Latitudes
This review compares adult locomotor activity rhythms and photoperiodic induction of diapause in 3 common species of blow ...
Nitecap: An Exploratory Circadian Analysis Web Application
Nitecap: An Exploratory Circadian Analysis Web Application
Circadian omics analyses present investigators with large amounts of data to consider and many choices for methods of anal...
Michael Menaker (1934-2021)
Michael Menaker (1934-2021)
Access to society journal content varies across our titles. If you have access to a journal via a society or association ...
GABA Neurotransmission of the Suprachiasmatic Nucleus Is Modified During Rat Postnatal Development
GABA Neurotransmission of the Suprachiasmatic Nucleus Is Modified During Rat Postnatal Development
The suprachiasmatic nucleus (SCN) of the hypothalamus is the brain structure that controls circadian rhythms in mammals. T...
The Food-entrainable Oscillator Is a Complex of Non-SCN Activity Bout Oscillators Uncoupled From the SCN Circadian Pacemaker
The Food-entrainable Oscillator Is a Complex of Non-SCN Activity Bout Oscillators Uncoupled From the SCN Circadian Pacemaker
The food-entrainable oscillator, which underlies the prefeeding activity peak developed by restricted daily feeding (RF) i...
Central and Peripheral Clock Control of Circadian Feeding Rhythms
Central and Peripheral Clock Control of Circadian Feeding Rhythms
Many behaviors exhibit ~24-h oscillations under control of an endogenous circadian timing system that tracks time of day v...
Circadian Rhythms, Disease and Chronotherapy
Circadian Rhythms, Disease and Chronotherapy
Circadian clocks are biological timing mechanisms that generate 24-h rhythms of physiology and behavior, exemplified by cy...
The Neuropeptide PDF Is Crucial for Delaying the Phase of Drosophila’s Evening Neurons Under Long Zeitgeber Periods
The Neuropeptide PDF Is Crucial for Delaying the Phase of Drosophila’s Evening Neurons Under Long Zeitgeber Periods
Circadian clocks schedule biological functions at a specific time of the day. Full comprehension of the clock function req...
The Circadian Clock, the Brain, and COVID-19: The Cases of Olfaction and the Timing of Sleep
The Circadian Clock, the Brain, and COVID-19: The Cases of Olfaction and the Timing of Sleep
Daily rhythms of behavior and neurophysiology are integral to the circadian clocks of all animals. Examples of circadian c...
Ambient Temperature as a Strong Zeitgeber of Circadian Rhythms in Response to Temperature Sensitivity and Poor Heat Dissipation Abilities in Subterranean African Mole-Rats
Ambient Temperature as a Strong Zeitgeber of Circadian Rhythms in Response to Temperature Sensitivity and Poor Heat Dissipation Abilities in Subterranean African Mole-Rats
Mammals have evolved circadian rhythms in internal biological processes and behaviors, such as locomotor activity (LA), to...
Melatonin Adjusts the Phase of Mouse Circadian Clocks in the Cornea Both Ex Vivo and In Vivo
Melatonin Adjusts the Phase of Mouse Circadian Clocks in the Cornea Both Ex Vivo and In Vivo
The presence of an endogenous circadian clock within most mammalian cells is associated with the amazing observation that ...
Unstable Phase Response Curves Shown by Spatiotemporal Patterns in the Plant Root Circadian Clock
Unstable Phase Response Curves Shown by Spatiotemporal Patterns in the Plant Root Circadian Clock
Phase response curves (PRCs) play important roles in the entrainment of periodic environmental cycles. Measuring the PRC i...
Compared Heritability of Chronotype Instruments in a Single Population Sample
Compared Heritability of Chronotype Instruments in a Single Population Sample
It is well established that the oldest chronotype questionnaire, the morningness-eveningness questionnaire (MEQ), has sign...
Identification of a Preliminary Plasma Metabolome-based Biomarker for Circadian Phase in Humans
Identification of a Preliminary Plasma Metabolome-based Biomarker for Circadian Phase in Humans
Measuring individual circadian phase is important to diagnose and treat circadian rhythm sleep-wake disorders and circadia...
Regular Caffeine Intake Delays REM Sleep Promotion and Attenuates Sleep Quality in Healthy Men
Regular Caffeine Intake Delays REM Sleep Promotion and Attenuates Sleep Quality in Healthy Men
Acute caffeine intake can attenuate homeostatic sleep pressure and worsen sleep quality. Caffeine intake—particularly in h...
Circadian Interactomics: How Research Into Protein-Protein Interactions Beyond the Core Clock Has Influenced the Model of Circadian Timekeeping
Circadian Interactomics: How Research Into Protein-Protein Interactions Beyond the Core Clock Has Influenced the Model of Circadian Timekeeping
The circadian clock is the broadly conserved, protein-based, timekeeping mechanism that synchronizes biology to the Earth’...
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