Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Nov 1, 2026, 1:17 AM EDT

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Showing 145–168 of 195 matching trials from the live ClinicalTrials.gov search.
Conditions
Colorectal Carcinoma, Lynch Syndrome
Interventions
Biospecimen Collection, Electronic Health Record Review
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
950 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
9
States / cities
Scottsdale, Arizona • San Francisco, California • Aurora, Colorado + 5 more
Conditions
Non Small Cell Lung Cancer
Interventions
Microbiome
Diagnostic Test
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Orange, California
Conditions
Colorectal Cancer Prevention
Interventions
Regular Diet, Navy Beans (Canned)
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
30 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
1
States / cities
Houston, Texas
Completed Early Phase 1 Interventional Accepts healthy volunteers

Black Raspberry Nectar for the Prevention of Lung Cancer, BE WELL Study

NCT04267874
Conditions
Lung Carcinoma, Tobacco-Related Carcinoma
Interventions
Biospecimen Collection, Nutritional Supplementation, Placebo Administration, Questionnaire Administration
Procedure · Dietary Supplement · Drug + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
55 Years to 77 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Type2diabetes, Heart Failure With Preserved Ejection Fraction
Interventions
Potato Starch
Dietary Supplement
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

Scavenging of Reactive Carbonyl Species by Dietary Flavonoids in Humans

NCT05773794
Conditions
Human Health, Reactive Carbonyl Species, Polyphenols
Interventions
Soymilk, green tea, or blueberry, Control group
Dietary Supplement
Lead sponsor
North Carolina Agriculture & Technical State University
Other
Eligibility
25 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Kannapolis, North Carolina
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Mechanisms of Hypoglycemia in Patients Without Diabetes

NCT04428723
Conditions
Hypoglycemia
Interventions
Entry of demographic and medical history data into a deidentified database, Blood sample for DNA analysis, Stool sample for microbiome analysis, Mixed meal tolerance test, Continuous glucose monitoring, activity monitor
Other · Genetic · Diagnostic Test
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 70 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Chronic Diarrhea, Irritable Bowel Syndrome With Diarrhea, Bile Acid Malabsorption
Interventions
Colesevelam, Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Colorectal Adenoma, Colorectal Carcinoma
Interventions
Aspirin, Biospecimen Collection, Placebo Administration, Questionnaire Administration, Rectal Biopsy
Drug · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational

KidneyCare Cohort Study (KCC-S)

NCT06898632
Conditions
Kidney Cancer
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers

Analyzing IBS to Identify Biomarkers and Microbiome Signatures

NCT02419963
Conditions
Diarrhoea Predominant Irritable Bowel Syndrome, IBS
Interventions
endoscopy for tissue biopsy, Blood Sample, Stool Sample
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Scottsdale, Arizona
Completed No phase listed Observational Accepts healthy volunteers

The Human Microbiome in Immune-Mediated Diseases

NCT02394964
Conditions
Autoimmune
Interventions
Sample Collection
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2023
U.S. locations
2
States / cities
New Haven, Connecticut • New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

Reducing Metabolic Dysregulation in Dyads

NCT06117241
Conditions
Colorectal Cancer, Inflammation, Nutrition Related Cancer
Interventions
IMAGINE HEALTHY
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
9 Years to 55 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Breast Cancer
Interventions
Stool Sampling, Chia Seeds
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Breast Cancer
Interventions
Blood & Fecal Collection
Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
DNA Repair Disorder, Cockayne Syndrome, Xeroderma Pigmentosum, Trichothiodystrophy
Interventions
Interval History, Physical Examination, ECAB Assessment, Gait Assessment, Specimen Sample Collection
Other
Lead sponsor
University of Minnesota
Other
Eligibility
6 Months and older
Enrollment
40 participants
Timeline
2022 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed No phase listed Observational Accepts healthy volunteers Results available

COVID-19: Human Epidemiology and Response to SARS-CoV-2

NCT04375761
Conditions
Coronavirus Disease 2019 (COVID-19), SARS-CoV-2
Interventions
Collection of Biological Samples, Symptom and Exposure Surveys
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
5,599 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
20
States / cities
Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 8 more
Conditions
Crohn Disease
Interventions
Vancomycin, Neomycin, Ciprofloxacin, Polyethylene Glycol 3350, Fluconazole
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Electronic Health Record Review, Interview, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
University of Rochester NCORP Research Base
Other
Eligibility
18 Years and older
Enrollment
2,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
259
States / cities
Jonesboro, Arkansas • Anaheim, California • Antioch, California + 203 more
Completed No phase listed Observational Accepts healthy volunteers

Role of Intestinal Inflammation in the Pathogenesis of Type 1 Diabetes

NCT01940835
Conditions
Type 1 Diabetes
Interventions
Upper endoscopy with small bowel biopsies and brushings., Blood draw, Stool sample
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Non Small Cell Lung Cancer, Healthy
Interventions
blood, stool and tissue samples collection
Other
Lead sponsor
OncoHost Ltd.
Industry
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Chemotherapy-Related Nausea and/or Vomiting, Early Stage Breast Carcinoma, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8
Interventions
Biospecimen Collection, Questionnaire Administration
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
5
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 2 more
Conditions
Autoimmune Disease, Crohn Disease, Dermatomyositis, Hematopoietic and Lymphoid Cell Neoplasm, Inflammatory Bowel Disease, Malignant Solid Neoplasm, Multiple Sclerosis, Psoriasis, Psoriatic Arthritis, Rheumatoid Arthritis, Sjogren Syndrome, Systemic Lupus Erythematosus, Systemic Scleroderma, Ulcerative Colitis
Interventions
Biospecimen Collection, Cabozantinib, Fluoropyrimidine, Ipilimumab, Nivolumab, Platinum Compound, Platinum Doublet
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
51
States / cities
Birmingham, Alabama • Palo Alto, California • Sacramento, California + 37 more
Completed No phase listed Observational Accepts healthy volunteers

The Role of Gut Microbiota in Hypertension

NCT02188381
Conditions
Hypertension
Interventions
Stool Sample and Blood Sample
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Gainesville, Florida