Clinical trials: Mechanism
Well-Being, Psychological, Loneliness
Physiological, Hormonal, and DNA-based Mechanisms of Psychosocial Stress and Therapeutic Effect
The goal of this trial is to learn if the Groups 4 Health (G4H) intervention is effective in supporting student well-being at the University of Helsinki.
- Trial name
- NCT07152652
- Testing
- Groups 4 health
- Where
- Finland
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- University of Helsinki
Joint Contractures
Investigations of Mechanisms and Treatment in Post-traumatic Joint Contractures
Injured joints, especially at the elbow, are at risk for permanent motion loss, also known as joint contractures. Joint contractures limit the function of an elbow and are a recognized complication that occurs often after a…
- Trial name
- Ketotifen (NCT01902017)
- Testing
- Ketotifen
- Where
- 3 sites in Canada
- Volunteers
- 152 people
- Sponsor
- University of Calgary
Traumatic Brain Injury, Chronic Pain
One-day Life Skills Workshop for Veterans With TBI, Pain, and Psychopathology: Evaluating Efficacy and Mechanism of Change
Mild traumatic brain injury (mTBI) is the signature wound of Veterans returning from the operations in Iraq and Afghanistan (i.e., OIF/OEF/OND), with up to 20 percent experiencing persistent post-concussive symptoms.
- Conditions
- Traumatic Brain Injury, Chronic Pain, Post Traumatic Stress Disorder, Depression
- Trial name
- NCT04143243
- Testing
- ACT on Life, Education, Resources, and Support
- Where
- United States
- Volunteers
- 176 people
- Sponsor
- VA Office of Research and Development
Insulin Sensitivity
Mechanism of Microbiome-induced Insulin Resistance in Humans (Aim2)
The purpose of this study is to determine whether microbiome modulation and an experimental reduction in plasma LPS concentration improve inflammation and insulin action in insulin resistant (obese and T2DM) subjects.
- Trial name
- MicroB2 (NCT02127125)
- Testing
- Maltodextrin, Synbiotic, Sevelamer
- Where
- United States
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Heart Failure, Diastolic
Mechanisms and Management of Exercise Intolerance in Older Heart Failure Patients
Heart failure with preserved ejection fraction (HFpEF) is the fastest growing form of heart failure with a high morbidity and mortality rate, and is associated with severe exercise intolerance.
- Trial name
- NCT03111017
- Testing
- Exercise Training
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- The University of Texas at Arlington
Osteoarthitis
The 'Bone-Brain' Crosstalk Mechanism of Subchondral Bone Nociceptive Sensitization Activating SPP1-Positive Microglia in the vlPAG Region Elucidates the Theoretical Connotation of Treating Knee Osteoarthritis Based on Kidney Differentiation
The aim of this observational study is to investigate the relationship between pain severity and alterations in bone-derived and brain-derived signaling molecules (including serum neurotransmitters and inflammatory cytokines), as…
- Trial name
- NCT06977282
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Jinchao Xu
Pregnancy Related, Exercise
INcreasing Steps in PREgnancy Study
This pilot study will test the feasibility, acceptability, and efficacy of a remotely-delivered intervention for increasing daily physical activity levels and reducing sedentary behavior during pregnancy among women who are…
- Conditions
- Pregnancy Related, Exercise, Sedentary Behavior, Behavior and Behavior Mechanisms
- Trial name
- INSPiRE (NCT05455008)
- Testing
- Remotely-delivered health coaching intervention
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Iowa
Ischemic Preconditioning
The Biology of Chronic Preconditioning: Genomic and Physiologic Mechanisms of Response
The purpose of this study is to assess the effects of repeated RIPC and exercise, on exercise performance, skeletal muscle responses and circulating cellular and humoral biology in humans
- Trial name
- NCT01164618
- Testing
- Remote ischemic preconditioning (RIPC), Exercise
- Where
- Canada
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- The Hospital for Sick Children
Brain Diseases, Epilepsy
Amygdala Memory Enhancement
The objective is to understand how amygdala activation affects other medial temporal lobe structures to prioritize long-term memories.
- Conditions
- Brain Diseases, Epilepsy, Memory Disorders, Traumatic Brain Injury
- Trial name
- NCT05065450
- Testing
- Intracranial Stimulation
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- Washington University School of Medicine
Mild Cognitive Impairment (MCI), Subjective Cognitive Decline (SCD)
Digital Solutions for Predicting the Biological Mechanisms of Alzheimer's Disease Through the Analysis of Risk Factors
Population ageing is one of the main factors responsible for the global increase in the prevalence of dementia. Recent evidence suggests that modifiable risk factors, such as cardiovascular disease and lifestyle, may increase the…
- Trial name
- PrevAl (NCT07731191)
- Testing
- Digital solution for the prediction of the biological mechanisms of Alzheimer's disease through the analysis of risk factors
- Where
- 2 sites in Italy
- Volunteers
- 240 people
- Sponsor
- IRCCS Centro San Giovanni di Dio Fatebenefratelli
Candidemia, Mycoses
Study of Rezafungin Compared to Caspofungin in Subjects With Candidemia and/or Invasive Candidiasis
The purpose of this pivotal study is to determine if intravenous Rezafungin is efficacious and safe in the treatment of candidemia and/or invasive candidiasis when compared to caspofungin (followed by optional oral fluconazole).
- Conditions
- Candidemia, Mycoses, Fungal Infection, Invasive Candidiases
- Trial name
- ReSTORE (NCT03667690)
- Testing
- Rezafungin for Injection, Caspofungin, Fluconazole
- Where
- 132 sites in United States, Argentina and 16 more
- Volunteers
- 199 people
- Sponsor
- Cidara Therapeutics Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Obsessive - Compulsive Disorder
Neural Mechanisms of the Sensorymotor Circuit in Sensory Phenomena in OCD
The goal of this clinical study is to investigate the neural mechanisms of abnormal sensory phenomena in patients with Obsessive-Compulsive Disorder and to evaluate whether modulation of the insula-supplementary motor area…
- Trial name
- NCT07480408
- Testing
- repetitive transcranial magnetic stimulation (rTMS)
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
Peritoneal Carcinomatosis
Register Study of Patients With Peritoneal Carcinomatosis Treated With PIPAC (Pressurized Intra-peritoneal Aerosol-Chemotherapy)
The study will follow up patients with peritoneal carcinomatosis from colorectal, ovarian, gastric, pancreatic cancers and primary peritoneal tumors and undergoing a diagnostic laparoscopy / laparotomy, a PIPAC as single dose or…
- Trial name
- PIPAC_01 (NCT03100708)
- Testing
- PIPAC
- Where
- Germany
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
Glaucoma
Predicting the Effect of Laser Peripheral Iridotomy
This study will compare the angle parameters of patients with PACS before and after LPI. The investigators will analyze the results of patients with different angle closure mechanisms before and after LPI, and participants hope…
- Trial name
- NCT04495491
- Testing
- pupillary block group, plateau iris group, mixing mechanism group
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Healthy, Brain Insulin Sensitivity
Long-Term Effects of Walnut Consumption on Brain Function
Rationale: Healthy foods, including mixed nuts, may improve brain function, which is essential for cognitive and metabolic health, and may contribute to improved food intake regulation.
- Conditions
- Healthy, Brain Insulin Sensitivity, Cerebral Blood Flow, Brain Vascular Function
- Trial name
- WalBrain (NCT07422220)
- Testing
- Walnuts
- Where
- Netherlands
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Cardiac Arrhythmia, Cardiomyopathy, Dilated
The Rhytmia System to Determine the Precise Location and Potential Mechanism of Premature Contractions
This is a purely observational project and the objectives are to record and analyze the local potentials at the site of Premature Ventricular Contraction (VPC) focus through the Rhythmia system, ti determine the short and…
- Trial name
- RhytmiaPVC (NCT03460535)
- Where
- France
- Volunteers
- 20 people
- Sponsor
- University Hospital, Toulouse
Communication Disorder, Healthy
Central Mechanisms in Speech Motor Control Studied With H215O PET
Positron Emission Tomography (PET) is a technique used to investigate the functional activity of the brain. The PET technique allows doctors to study the normal biochemical and metabolic processes of the central nervous system of…
- Conditions
- Communication Disorder, Healthy, Stuttering, Tourette Syndrome
- Trial name
- NCT00001308
- Where
- United States
- Volunteers
- 1,163 people, healthy volunteers welcome
- Sponsor
- National Institute on Deafness and Other Communication Disorders (NIDCD)
Heart Failure
Mechanisms in Heart Failure With Normal EF
The guiding hypotheses are that (1) mechanisms in addition to diastolic dysfunction, while normal at rest, are compromised with stress, leading to symptoms of HF, and (2) that an increased proportion of the increase in LV…
- Trial name
- HFpEF (NCT00587808)
- Testing
- RHC with VO2 consumption
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Mayo Clinic
Administrative Staff in Hospital of Taiwan
The Impact of Internationalize Medical Services to localPeople Seeking Medical Care
Recently The Department of Health of Taiwan has launched the "Internationalize Medical Services Flagship Program", expecting to promote Taiwan's high-quality of medical services to the international market, and anticipating…
- Trial name
- NCT01123720
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University WanFang Hospital
SAPHO Syndrome
Study of the Pathophysiological Mechanisms Involved in the SAPHO Syndrome: Genetic Component and Immune Response
SAPHO syndrome (Synovitis, Acne, Pustulosis, Hyperostosis and Osteitis) is a chronic inflammatory rheumatism associating bone or joint lesions and dermatological manifestations dominated by severe acne and palmar and palmoplantar…
- Trial name
- SAPHO-Screen (NCT07081880)
- Testing
- biological sampling
- Where
- 2 sites in France
- Volunteers
- 100 people
- Sponsor
- Fondation Hôpital Saint-Joseph