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32 studies

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  • Obesity / overweightHigh cholesterol

    Evaluation of Milk Polar Lipids in Dyslipidemic Adults With Abdominal Obesity

    Testing whether daily milk polar lipids affect heart and metabolic risk in adults with belly fat and

    📍 University of Connecticut · Storrs, CT · Get directions →

    The major objective of this project is to examine whether daily consumption of milk polar lipids (MPLs) influences cardiometabolic risk factors.

    ✓ Study care freeEarly Phase 1Ages 18–70Learn more →
  • Dementia / Alzheimer'sParkinson's disease

    PET Imaging Evaluation of [11C]SY08

    Testing a PET scan tracer to detect alpha-synuclein protein clumps in dementia and Parkinson’s

    📍 MGH · Charlestown, MA · Get directions →

    The overall goal of the proposed research is to evaluate the use of \[11C\]SY08 as a PET radiotracer for aggregated alpha synuclein (αS) in individuals with Parkinson's disease (PD), Multiple system atrophy (MSA), Dementia with Lewy Bodies (DLB) and healthy controls. The purpose of this study is to evaluate the use of \[11C\]SY08 as a PET radiotracer for αS fibrils in individuals with PD, MSA, DLB and healthy controls.

    ✓ Study care freeEarly Phase 1Ages 50–80Learn more →
  • Parkinson's disease

    Evaluation of [¹⁸F]MODAG-009 PET Imaging in Synucleinopathies

    Testing an injection for brain scans to study Parkinson’s disease and safety

    📍 Institute for Neurodegenerative Disorders and XingImaging, LLC · New Haven, CT · Get directions →

    This is a single-center, open-label clinical study designed to evaluate the imaging characteristics and safety of \[¹⁸F\]MODAG-009 in participants with Parkinson's disease (PD), Multiple system atrophy (MSA), and Healthy controls (HC). Approximately 13 participants will be enrolled in this study.

    ✓ Study care freeEarly Phase 1Ages 50–80Learn more →
  • Depression

    Pilot Study: Establishing Glutamatergic Changes in Rapid Antidepressant Effects of Ketamine

    Testing how ketamine changes brain chemicals in people with depression

    📍 University of Pennsylvania · Philadelphia, PA · Get directions →

    In the treatment of Major Depressive Disorder (MDD), ketamine can produce rapid but short-lasting improvements in mood. In order to develop a new generation of treatments with rapid and sustained efficacy, a better understanding of the mechanism of action is urgently needed.

    ✓ Study care freeEarly Phase 1Ages 25–65Learn more →
  • DepressionAnxiety

    Integrating Inuit Knowledge Principles in Multi-Level Mental Health Clinical Trials

    Testing whether eating more country foods and cultural activities help Inuit adults with depression

    📍 Aqqiumavvik Society · Arviat, Nunavut · Get directions →

    This study is looking at how eating more country foods affects mental health among Inuit men and women in Arviat, NU. The goal is to evaluate if eating more of these foods helps people feel less depressed or anxious, and whether being part of food-gathering and cultural activities also makes a difference.

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Parkinson's disease

    Open-label Study to Evaluate Brain α-Synuclein Deposition Using PET and [18F]MK-0947 in Parkinson's Disease

    Testing a new PET brain scan to measure nerve protein buildup in Parkinson’s

    📍 Invicro (dba Perceptive) · New Haven, CT · +1 more US site · Get directions →

    This clinical study is being conducted to learn more about a new imaging drug called \[18F\]MK-0947, which is designed to help doctors see changes in the brain related to Parkinson's disease (PD). PD is a condition that affects movement, balance, and thinking.

    ✓ Study care freeEarly Phase 1Ages 18–80Learn more →
  • Multiple sclerosis (MS)

    Entire-body PET Scans for Multiple Sclerosis

    Testing whether whole-body PET scans can better track MS brain and nerve damage

    📍 Brain Health Alliance · Ladera Ranch, CA · Get directions →

    To evaluate whether an entire-body positron emission tomography (PET) scanner can be exploited to improve evaluation, monitoring and measurement of both peripheral and central demyelination in multiple sclerosis (MS) patients.

    ✓ Study care freeEarly Phase 1Ages 25–55Learn more →
  • Obesity / overweight

    Induction of Labor in Morbidly Obese Patients

    Comparing different misoprostol doses to induce labor in people with severe obesity

    📍 University of Maryland Medical Center · Baltimore, MD · Get directions →

    The goal of this randomized control trial is to compare different doses of Misoprostol (25 mcg vs 50 mcg) in induction of labor (IOL) in morbidly obese patients with BMI \>40. It is known that morbid obesity is a risk factor for failed IOL and ultimately cesarean delivery (CD.) If the rates of vaginal delivery in this population can improve, then surgical morbidity can be reduced in these patients.

    ✓ Study care freeEarly Phase 1Ages 18+WomenLearn more →
  • Obesity / overweight

    Regional Lipolysis and Adipocyte Lipolysis Protein Stimulation

    Studying why fat tissue may respond differently in people with obesity

    📍 Mayo Clinic in Rochester · Rochester, MN · Get directions →

    Adults who gain most of their excess weight in the abdominal area typically do not respond to factors that "turn on" fat cells the same way as people who don't have excessive weight. Researchers are trying to understand why fat tissue responds differently in people with different body types.

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Depression

    Probiotic Administration for Adolescent Depression

    Testing whether a probiotic affects brain and gut in teens with depression

    📍 UCSF · San Francisco, CA · Get directions →

    This double-blind, placebo-controlled clinical trial will examine the effect of probiotic Visbiome on the brain and gut microbiome of individuals 15 to 24 years of age.

    ✓ Study care freeEarly Phase 1Ages 15–24Learn more →
  • Depression

    A Randomized Pilot rTMS Trial for Knee Arthritis Pain and Depression

    Testing a brain stimulation treatment to help knee arthritis pain and depression

    📍 UCLA Semel Institute - Neuropsychiatric Institute (NPI) · Los Angeles, CA · Get directions →

    Osteoarthritis (OA) is a major public health problem, and involvement of the knee is especially disabling. Symptomatic knee OA has an incidence rate between 40 to 1,020 per 100,000 person years1 and is among the most common causes of disability worldwide.

    ✓ Study care freeEarly Phase 1Ages 50–95Learn more →
  • Obesity / overweight

    L. Acidophilus (Strain TW01) on Gut Health, Body Composition, and Inflammation

    Testing whether a probiotic helps improve gut health and inflammation in people with obesity

    📍 University of Connecticut, Department of Nutritional Sciences · Storrs, CT · Get directions →

    This is a pilot research study to investigate the effects of a probiotic supplement (L. acidophilus, strain TW01) on substances found in the stool and bloodstream, gut bacteria composition, body composition, as well as any relationship of these substances with markers of inflammation.

    ✓ Study care freeEarly Phase 1Ages 18–60Learn more →
  • Obesity / overweightHigh blood pressure

    Cardiovascular Effects of Angiotensin-(1-7) in Obesity Hypertension

    Testing whether angiotensin-(1-7) affects heart health in people with obesity and high blood

    📍 Penn State Milton S. Hershey Medical Center · Hershey, PA · Get directions →

    Obesity is a global health concern that is associated with high blood pressure and an increased risk for developing cardiovascular disease. The purpose of this study is to find out if the investigational drug angiotensin-(1-7) can improve cardiovascular health in people with obesity and high blood pressure.

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Depression

    Confirmatory Efficacy Trial of Attention Bias Modification for Depression

    Testing two types of attention-bias training for adults with depression

    📍 Institute for Mental Health Research · Austin, TX · Get directions →

    The goal of this clinical trial is to compare the efficacy of two related, but different ABM (Attention Biased Modification) treatments for depression in adults with elevated symptoms of depression. The main aims are: * Aim 1:examine whether gamified ABM leads to greater change in the primary and secondary outcomes than sham ABM * Aim 1: establish that gamified ABM is at least as effective as traditional ABM.

    ✓ Study care freeEarly Phase 1Ages 18–70Learn more →
  • Parkinson's disease

    Longitudinal TSPO PET Imaging With [18F]DPA-714 in PPMI (PPMI DPA-714 PET Imaging)

    Studying how a brain imaging tracer binds in early Parkinson’s over 24 months

    📍 UAB · Birmingham, AL · Get directions →

    The overall goal of this protocol is to investigate \[18F\]DPA-714 binding in prodromal and early manifest Parkinson's Disease (PD) and to determine the baseline and change from baseline in \[18F\]DPA-714 binding in PD participants during a 24-month interval. Primary Objectives * To compare \[18F\]DPA-714 binding in prodromal and manifest PD and healthy volunteers.

    ✓ Study care freeEarly Phase 1Ages 18–99Learn more →
  • Depression

    Mood Effects of Serotonin Agonists: Depression

    Testing how a low dose of LSD affects mood in people with depression

    📍 University of Chicago · Chicago, IL · Get directions →

    This study will examine the effect of a low dose of the 5HT2A agonist LSD (26 µg), compared to placebo, on acute and protracted mood states in individuals with depression. The investigators will assess the relationship between mood-related symptoms and EEG as a neurophysiological marker.

    ✓ Study care freeEarly Phase 1Ages 18–40Learn more →
  • Obesity / overweight

    Tirzepatide in Obesity-Driven Endometrial Cancer

    Testing tirzepatide’s effect on the uterine lining in people with endometrial cancer and obesity

    📍 Lineberger Comprehensive Cancer Center · Chapel Hill, NC · Get directions →

    LCCC2415 examines the antiproliferative effect of tirzepatide on the endometrium of endometrial cancer (EC). This is a pre-operative window clinical study.

    ✓ Study care freeEarly Phase 1Ages 18+WomenLearn more →
  • Obesity / overweight

    Regional Lipolysis Insulin Regulation

    Studying how abdominal fat tissue responds to insulin in adults with obesity

    📍 Mayo Clinic in Rochester · Rochester, MN · Get directions →

    Adults who gain most of their excess weight in the abdominal area typically do not respond to insulin in the same way as lean adults. Researchers are trying to understand why fat tissue responds differently in people with different body types.

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Parkinson's disease

    Title: A Multimodal Exercise Program With Gamification for Parkinson Disease (MEP+G)

    Testing an 8-week exercise program with boxing and computer games for people with Parkinson disease

    📍 Equilibrium Physical Therapy · Ventura, CA · Get directions →

    In this pilot study the research will explore whether exercises and the outcome measures would be acceptable to conduct a more detailed research study. This 8 week pilot study will utilize a comprehensive exercise program that includes non-contact boxing along with computerized games for individuals with Parkinson Disease.

    ✓ Study care freeEarly Phase 1Ages 40–80Learn more →
  • Parkinson's disease

    Noise-augmented Automatic Speech Recognition for Speech Treatment in Parkinson's Disease

    Testing whether automatic speech recognition feedback improves speech clarity and social

    📍 Teachers College, Columbia University · New York, NY · Get directions →

    The goal of this clinical trial is to learn whether noise-augmented feedback using automatic speech recognition improves intelligibility and social participation in individuals with Parkinson's disease. The main questions the investigators will address are: Does noise-augmented feedback lead to increased intelligibility, as measured by transcription accuracy scores?

    ✓ Study care freeEarly Phase 1Ages 50–80Learn more →
  • Multiple sclerosis (MS)

    Effects of Ublituximab on Motor Functions in Multiple Sclerosis

    Testing whether ublituximab changes walking and fall risk in people with relapsing multiple

    📍 Georgia State University · Atlanta, GA · +1 more US site · Get directions →

    The purpose of this study is to test if ublituximab changes walking functions and fall risk in people with relapsing multiple sclerosis (RMS). Twenty-five qualified people with RMS will undergo a 48-week ublituximab treatment.

    ✓ Study care freeEarly Phase 1Ages 18–55Learn more →
  • Obesity / overweight

    Randomized Control Trial of Sleeve Gastrectomy With Tirzepatide in Maximizing Weight Loss

    Testing whether adding a weight-loss medicine after stomach sleeve surgery helps people lose more

    📍 Rush University Medical Center · Chicago, IL · Get directions →

    This study examines whether adding tirzepatide-a medication that helps with weight loss-after sleeve gastrectomy surgery can help people lose more weight after the surgery; better improve conditions like Type 2 diabetes, high blood pressure, high cholesterol, and sleep apnea after surgery and; whether this causes more complications or side effects compared to surgery alone.

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Depression

    Synaptic Mechanisms of Continuous Theta Burst Stimulation in Depression

    Studying how a repeated brain stimulation method may help depression

    📍 McLean Hospital · Belmont, MA · Get directions →

    Many people with depression do not get better with standard treatments like medication. One promising alternative is transcranial magnetic stimulation (TMS), a non-invasive procedure that uses magnetic pulses to stimulate specific brain regions.

    ✓ Study care freeEarly Phase 1Ages 18+Learn more →
  • Obesity / overweightHeart / cardiovascular diseaseHigh cholesterol

    Akkermansia Muciniphilia and Metabolic Side Effects of ADT

    Testing how Akkermansia gut bacteria relate to body and blood lipid changes in people with obesity

    📍 London Health Sciences Centre - Victoria Hospital · London, Ontario · Get directions →

    The overriding objectives of this study are: 1. Primary outcomes: 1.

    ✓ Study care freeEarly Phase 1Ages 18+MenLearn more →
  • Parkinson's disease

    Multiple Objective Particle Swarm Optimization Postural Instability Gait Disorder

    Testing how scans after deep brain stimulation help assess Parkinson’s gait

    📍 University of Minnesota · Minneapolis, MN · Get directions →

    Sixty patients will be enrolled in this study who are treated for Parkinson's disease (PD) with bilateral deep brain stimulation of subthalamic nucleus (STN) or globus pallidus (GP), who have a pre- operative 7 Tesla MRI including diffusion tensor imaging for tractography and a postoperative head CT for electrode localization, and in whom at least 3 months have passed since activation of their neurostimulators, for stabilization of clinical stimulator settings. Using their MRI and CT, the investigators will construct patient-specific models of electrical current spread to neuroanatomical tar- gets surrounding the electrode.

    ✓ Study care freeEarly Phase 1Ages 18–89Learn more →
  • Multiple sclerosis (MS)

    Assessment of Synaptic Density in MS

    Testing brain imaging to measure synapse density in progressive MS

    📍 Brigham and Women's Hospital · Boston, MA · Get directions →

    The investigators propose to use the novel SV2a-PET ligand, \[F-18\]SDM-8 to assess synaptic density in progressive multiple sclerosis (PMS) (including primary progressive multiple sclerosis (PPMS) and secondary progressive multiple sclerosis (SPMS)), given its improved imaging characteristics and potential for large scale applicability. The specific aims of the study are: Aim 1: To compare the cortical and subcortical grey matter synaptic density in PMS patients, patients with relapsing-remitting MS (RRMS), and healthy subjects, using a novel \[F-18\] labeled synaptic density PET ligand, \[F-18\]SDM8, also known as \[F-18\]SynvesT-1.

    ✓ Study care freeEarly Phase 1Ages 18–60Learn more →
  • Obesity / overweight

    Insulin Regulation of Lipolysis and Lipolysis Proteins

    Studying how insulin and a diabetes medicine affect fat breakdown in people with upper body obesity

    📍 Mayo Clinic in Rochester · Rochester, MN · Get directions →

    These studies will define the abnormalities in the adipocyte proteins that are involved in the failure of insulin to suppress lipolysis normally in humans with upper body obesity and will help discover the mechanism by which pioglitazone, a medication used to treat type 2 diabetes and improve insulin resistance, improves insulin-regulation of adipocyte fatty acid metabolism.

    ✓ Study care freeEarly Phase 1Ages 18–55Learn more →
  • DepressionDementia / Alzheimer's

    Psilocybin for Depression in People With Mild Cognitive Impairment or Early Alzheimer's Disease

    Testing psilocybin to treat depression in people with early Alzheimer’s or mild cognitive decline

    📍 Johns Hopkins Center for Psychedelic and Consciousness Research · Baltimore, MD · Get directions →

    This open-label pilot study examines whether the hallucinogenic drug, psilocybin, given under supportive conditions, is safe and effective for depression in people with Mild Cognitive Impairment (MCI) or early Alzheimer's Disease (AD). This study will also assess whether psilocybin may improve quality of life in those individuals.

    ✓ Study care freeEarly Phase 1Ages 18–85Learn more →
  • Obesity / overweightHigh blood pressure

    Sympathetic Transduction in Obesity-associated Hypertension (OB-HTN)

    Studying how the nervous system controls blood pressure in obesity and high blood pressure

    📍 University of Texas Southwestern Medical Center · Dallas, TX · Get directions →

    The purpose of this study is to understand how the nervous system communicates to blood vessels to increase blood pressure during stress. The study will also investigate how hypertension and obesity influence the nervous system and vascular function.

    ✓ Study care freeEarly Phase 1Ages 18–55Learn more →
  • Obesity / overweight

    Sex Disparities in Hypoxic Vasodilation and Impact of Obesity

    Studying how sex differences and obesity affect blood vessel response to low oxygen

    📍 University of Missouri · Columbia, MO · Get directions →

    The purpose of this project is to examine key mechanisms contributing to sex-differences in hypoxic vasodilation and the impact of obesity, with particular emphasis on the sympathetic nervous system.

    ✓ Study care freeEarly Phase 1Ages 18–45Learn more →
  • Depression

    Glutamatergic Adaptation to Stress as a Mechanism for Anhedonia and Treatment Response With Ketamine

    Testing how ketamine affects decision-making and emotions in depression

    📍 Emory University · Atlanta, GA · Get directions →

    The main purpose of this study is to investigate the effects of ketamine on decision-making and emotion processing in a sample of individuals diagnosed with Major Depressive Disorder (MDD).

    ✓ Study care freeEarly Phase 1Ages 18–65Learn more →
  • Obesity / overweight

    Effect of Tirzepatide on Markers of MASLD in Patients With Obesity

    Testing whether tirzepatide affects liver fat markers in people with obesity

    💵 May compensate

    📍 University of New Mexico Health Sciences Center · Albuquerque, NM · Get directions →

    Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD) is the most common cause of chronic liver disease worldwide and predominately affects individuals with overweight and obesity, as well as those with type 2 diabetes and cardiovascular disease. Tirzepatide is a medication used to treat type 2 diabetes and obesity.

    ✓ Study care freeEarly Phase 1Ages 18–75Learn more →