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Showing 1–24 of 185 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Breast Cancer
Interventions
Fecal swab collection, Blood samples
Biological
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Stage II Nasopharyngeal Carcinoma AJCC v8, Stage III Nasopharyngeal Carcinoma AJCC v8, Stage IV Nasopharyngeal Carcinoma AJCC v8
Interventions
Biopsy Procedure, Biospecimen Collection, Chest Radiography, Cisplatin, Computed Tomography, Echocardiography Test, Electronic Health Record Review, Fluciclovine F18, Gemcitabine, Magnetic Resonance Imaging, Multigated Acquisition Scan, Nivolumab, Positron Emission Tomography, Quality-of-Life Assessment, Questionnaire Administration, Radiation Therapy, X-Ray Imaging
Procedure · Drug · Other + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Up to 21 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
76
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 67 more
Recruiting No phase listed Observational Accepts healthy volunteers

Tissue Repository: CTCL Collection Protocol

NCT02840747
Conditions
Lymphoma, T-Cell, Cutaneous, Lymphomatoid Papulosis, Sézary Syndrome
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
New York, New York
Conditions
Clinical Stage III Cutaneous Melanoma AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Locally Advanced Lung Carcinoma, Locally Advanced Malignant Solid Neoplasm, Locally Advanced Melanoma, Metastatic Lung Carcinoma, Metastatic Malignant Solid Neoplasm, Metastatic Melanoma, Stage III Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8
Interventions
Biospecimen Collection, Electronic Health Record Review
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Inflammatory Bowel Diseases, Contraception, Menstrual Problem
Interventions
Proposed study design and randomization scenarios, Repeated measures of validated Inflammatory Bowel Disease Patient Reported Outcome Instruments, Inflammatory marker collection and assessment for correlation with PRO responses and menstrual timing
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Diet Health and Longevity

NCT05939011
Conditions
Ketogenic Dieting, Ketoses, Metabolic, Ketosis
Interventions
Well-formulated Ketogenic Diet
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
30 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Colorectal Cancer
Interventions
Fecal immunochemical test (FIT)
Device
Lead sponsor
Barcey T. Levy
Other
Eligibility
50 Years to 85 Years
Enrollment
3,761 participants
Timeline
2017 – 2023
U.S. locations
3
States / cities
Iowa City, Iowa • Chapel Hill, North Carolina • El Paso, Texas
Conditions
Malignant Neoplasm
Interventions
Biospecimen Collection, Return of Results, Survey Administration
Procedure · Other
Lead sponsor
New Mexico Cancer Research Alliance
Other
Eligibility
18 Years and older
Enrollment
1,001 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Colon Cancer
Interventions
Not listed
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 79 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Temple, Texas
Conditions
Pancreatic Cancer, Pancreatic Ductal Adenocarcinoma, PDAC, PDAC - Pancreatic Ductal Adenocarcinoma, Pancreatic Neoplasm
Interventions
Screening Blood Tests, Endoscopic Ultrasound, Magnetic Resonance Imaging, Magnetic Resonance Cholangiopancreatography
Other · Diagnostic Test · Combination Product
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2041
U.S. locations
2
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Audio and Video Brochures for Increasing Colorectal Cancer Screening Among Adults Living in Appalachia

NCT05810714
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Fecal Immunochemical Test, Health Education, Scheduled Notification, Survey Administration
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
50 Years to 64 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Acute Myeloid Leukemia
Interventions
Sample Collection Blood, Stool Sample
Diagnostic Test
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years to 99 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Multiple Myeloma
Interventions
Biospecimen Collection, Dietary Intervention, Medical Chart Review, Questionnaire Administration
Procedure · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Congenital Heart Anomaly Risk in Maternal Enteroviral Infection and Diabetes

NCT04769167
Conditions
Congenital Heart Disease, Viremia, Virus Diseases, Enterovirus, Enterovirus Infections, Heart Defects, Congenital, Heart Diseases, Prenatal Infection, Diabetes, Diabetes Mellitus, Type 2, Diabetes Mellitus, Type 1, Diabetes Mellitus, Pregnancy in Diabetic, Pregnancy Complications, Prenatal
Interventions
Stool and Blood Specimen Collection, Follow-up Medical Record Review
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
St Louis, Missouri
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
Conditions
Prostate Cancer, Cancer of the Prostate
Interventions
Low-count quantitative single-photon emission computed tomography imaging
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Male only
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Colorectal Carcinoma
Interventions
Educational Intervention, Fecal Immunochemical Test, Questionnaire Administration
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Seattle, Washington • Sequim, Washington
Conditions
Pulmonary Arterial Hypertension
Interventions
MTT with antibiotic preconditioning + fiber supplementation, MTT with antibiotic preconditioning + placebo supplementation, MTT with placebo + placebo supplementation.
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Recruiting No phase listed Observational Accepts healthy volunteers

Dysbiosis & Long COVID

NCT06825819
Conditions
COVID-19
Interventions
Subjects with and without Long COVID
Biological
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage IB Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Anatomic Stage IIB Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IIIA Breast Cancer AJCC v8, Anatomic Stage IIIB Breast Cancer AJCC v8, Anatomic Stage IIIC Breast Cancer AJCC v8, Prognostic Stage 0 Breast Cancer AJCC v8, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage II Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8, Prognostic Stage IIB Breast Cancer AJCC v8, Prognostic Stage III Breast Cancer AJCC v8, Prognostic Stage IIIA Breast Cancer AJCC v8, Prognostic Stage IIIB Breast Cancer AJCC v8, Prognostic Stage IIIC Breast Cancer AJCC v8
Interventions
Biospecimen Collection, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
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
Conditions
Castration-Resistant Prostate Carcinoma, Metastatic Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Autologous Anti-PSCA-CAR-4-1BB/TCRzeta-CD19t-expressing T-lymphocytes, Biopsy, Biospecimen Collection, Bone Scan, Computed Tomography, External Beam Radiation Therapy, Leukapheresis, Lymphodepletion Therapy
Biological · Procedure · Radiation
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Duarte, California
Conditions
Relapsing Remitting Multiple Sclerosis
Interventions
FMP30 Donor Stool, Fecal Microbiota Transplantation (FMT) of FMP30 Donor Stool, Observational Control
Drug · Procedure · Other
Lead sponsor
Jeffrey Gelfand
Other
Eligibility
18 Years to 60 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
San Francisco, California