Clinical trials: Circadian Clock
Healthy Aging
Vestibular Stimulation, Exercise and Light Optimization for Circadian Clock Enhancement (Velocce)
This study investigates the effects of remote interventions based on the exposure to one or more zeitgebers (i.e. adapted physical activity alone or combined with bright light exposure, or galvanic vestibular stimulation)…
- Trial name
- velocce (NCT05030389)
- Testing
- Adapted Physical Activity (APA), Bright Light Exposure (BLE), Galvanic Vestibular Stimulation (GVS)
- Where
- France
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Université de Caen Normandie
Circadian Rhythms
Biomarkers for Peripheral Circadian Clocks in Humans
The purpose of this project is to improve our understanding of peripheral circadian rhythms in humans. Circadian clocks are present in most tissues of the body with importance for optimal physiological function, health, and…
- Trial name
- NCT06296823
- Testing
- Simulated jetlag protocol
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Boulder
Pneumonia, Necrotizing Soft Tissue Infection
The Role of Circadian Clock Proteins in Innate and Adaptive Immunity
Our data suggest that modulating the characteristics of light carries the potential to modify the host response to injury and critical illness and thus, improve outcome.
- Conditions
- Pneumonia, Necrotizing Soft Tissue Infection, Intraabdominal Infections, Infection Joint
- Trial name
- NCT03482245
- Testing
- Blue Light
- Where
- United States
- Volunteers
- 144 people
- Sponsor
- Washington University School of Medicine
Sleep Disorders, Circadian Rhythm
Circadian Phase Adjustment and Improvement of Metabolic Control in Night Shift Workers
EuRhythDia II is a multicenter, randomized, double-blind controlled study. The rationale of EuRhythdia is to explore the effects of 12 weeks of timed melatonin treatment on circadian rhythm, metabolic control and cardiovascular…
- Trial name
- NCT02108353
- Testing
- Melatonin 2mg
- Where
- 3 sites in Germany, Italy
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Breast Neoplasms
The Effects of Circadian Gene on Sleep and Associated Symptoms in Breast Cancer Patients Under Chemotherapy
The purpose of this study is the evaluation of effect of circadian gene on sleep and other symptoms in breast cancer patients under chemotherapy.
- Trial name
- NCT01887925
- Where
- South Korea
- Volunteers
- 224 people
- Sponsor
- Seoul National University Hospital
Diet, High-Fat, Circadian Rhythm
Food and Circadian Timing
The goals of this study are to uncover the influence of diet on the human circadian timing system. The protocol is a 46-day (28 outpatient days, 18 inpatient days over two 9 day visits) randomized cross-over study designed to…
- Trial name
- FACT (NCT04743271)
- Testing
- High-Fat Diet, Low-Fat Diet
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Non-Alcoholic Fatty Liver Disease
The Clock Thickens: Morning or Evening Training for the Treatment of NAFLD?
The goal of this clinical trial is to investigate the different effect of morning and evening exercise training in individuals with non-alcoholic fatty liver disease (NAFLD).
- Trial name
- TikTac (NCT05987748)
- Testing
- Exercise training
- Where
- Netherlands
- Volunteers
- 40 people
- Sponsor
- Leiden University Medical Center
Cushing Syndrome, Adrenal Insufficiency
Clinical Study on Circadian Genes Dysregulation in Patients With Glucocorticoid Disorders
This is a multicentric, prospective, intervention study on circadian genes expression in peripheral blood mononuclear cells as biomarkers of circadian rhythm derangement in patients affected by alterations of endogenous…
- Conditions
- Cushing Syndrome, Adrenal Insufficiency, Cushing Disease, Addison Disease
- Trial name
- CHROnOS (NCT04374721)
- Testing
- circadian gene expression evaluation
- Where
- Italy
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Postoperative Delirium, General Anesthesia
The Disorder of Circadian Clock Gene and Early Cognitive Dysfunction After General Anesthesia
Postoperative cognitive dysfunction (POCD) is a common postoperative complication in patients aged 65 and over, which refers to cognitive function changes such as memory decline and attention deficit after anesthesia and surgery.
- Conditions
- Postoperative Delirium, General Anesthesia, Exosomes, Clock Gene
- Trial name
- NCT04421872
- Testing
- receiving general anesthesia
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Shengjing Hospital
Gingivitis, Circadian Rhythm Disruption
Circadian Clock Proteins in Gingival Crevicular Fluid of Individuals With and Without Circadian Rhythm Disruption
This prospective cross-sectional clinical study aims to investigate the relationship between circadian rhythm disruption and periodontal inflammation by evaluating circadian clock protein levels, inflammatory (IL-1beta) and…
- Conditions
- Gingivitis, Circadian Rhythm Disruption, Periodontal Inflammation, Circadian Rhythm Sleep Disorder, Shift Work Type
- Trial name
- Nursma-CIRC-HG (NCT07592052)
- Testing
- Standard Periodontal Treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- Inonu University
Health Behavior, Healthy
Effects of Fasting in the Bahá'í Faith
The aim of the study is to find out the effects a specific religious fast (i.e. Bahá'í fast) has on certain metabolic parameters, hydration, psyche and circadian clock.
- Trial name
- BF (NCT03443739)
- Testing
- Intermittent Fasting
- Where
- Germany
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Hypohidrotic Ectodermal Dysplasia
Impact of Dysregulation of Core Body Temperature on Sleep in Patients With Hypohidrotic Ectodermal Dysplasia
The aim of the study is to compare sleep efficiency by means of actigraphy in patients with hypohidrotic ectodermal dysplasia with healthy controls.
- Trial name
- DEH-Somno (NCT05378932)
- Testing
- Actigraphy, Recording of proximal and distal skin temperature and temperature of the bedroom, Questionnaires assessing subjective sleep quality
- Where
- France
- Volunteers
- 22 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Healthy
CIRcadian Rhythms and CortisoL. Effects on Substrate Metabolism and Clock Gene Expression and Functioning
The aim of this project is to study the effects of exogenous glucocorticoid exposure on substrate metabolism, energy expenditure and correlates of circadian rhythmicity in healthy adults.
- Trial name
- CIRCLE (NCT06035081)
- Testing
- Prednisolone
- Where
- Denmark
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Post-COVID-19 Syndrome
Physical Functions and Lifestyle Behaviours in Post-COVID-19 Syndrome Based on Circadian Rhythms
Post-COVID-19 syndrome is associated with persistent symptoms such as fatigue, reduced physical activity, and impaired respiratory function.
- Trial name
- NCT07545499
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Hacettepe University
Type2 Diabetes Mellitus, Cardiovascular Diseases
Behavioral Chronotype: Impact on Sleep and Metabolism
The purpose of this study is to examine how the timing of eating changes how the body makes and uses energy (metabolism). This study will also examine if metabolism changes with age.
- Trial name
- NCT03647306
- Testing
- Early Total Caloric Intake, Late Total Caloric Intake, Extended Overnight Fast
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Circadian Rhythm
Pistacho and Sleep Quality
The goal of this study is to evaluate the effect of pistachio (Pistacia vera L.) consumption on plasma melatonin, antioxidant capacity, and circadian rhythms in overweight young adults.
- Trial name
- PistaSleep (NCT07651605)
- Testing
- Pistacho supplementation
- Where
- Mexico
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Universidad Autonoma de Queretaro
Gingivitis, Periodontitis
Circadian Clock Gene Expression in Periodontal Disease
This observational study aims to investigate whether periodontal inflammation is associated with alterations in the expression of circadian clock-related genes and proteins in gingival tissues.
- Trial name
- PERIOCLOCK (NCT07452783)
- Testing
- Gingival Tissue Biopsy
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Inonu University
T1DM, Sleep Disorders, Circadian Rhythm
Influence of Circadian Clock on Hormonal, Metabolic, Neurocognitive Markers in Adolescents With and Without Diabetes
Type 1 diabetes mellitus (T1DM), makes its appearance during childhood and youth, but management implications last till late adulthood.
- Conditions
- T1DM, Sleep Disorders, Circadian Rhythm, ADHD, Memory Impairment
- Trial name
- NCT04054934
- Testing
- Reversed Circadian Rhythm, Normal Circadian Rhythm
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assaf-Harofeh Medical Center
Skipping Breakfast, Circadian Rhythms
Effect of Skipping Breakfast on Metabolic Function
The purpose of this study is to test the hypothesis that the disruption of the "normal" (three meals a day) eating pattern and prolonged overnight fasting caused by skipping breakfast: i) alters the expression of specific clock…
- Trial name
- NCT02093572
- Testing
- 3 standard meals/day, 2 meals/day (omit breakfast)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Circadian Clock, Postoperative Cognitive Function
The Effect of Circadian Clock System on Perioperative Cognitive Function of Elderly Patients
Postoperative cognitive dysfunction (POCD) is a common postoperative complication in patients aged 65 and above. It refers to the cognitive function changes such as memory decline and attention loss after anesthesia and surgery.
- Conditions
- Circadian Clock, Postoperative Cognitive Function, General Anesthesia, Elderly Patients
- Trial name
- NCT04194866
- Testing
- receiving operation during the day or at night
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Shengjing Hospital