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Showing 121–144 of 194 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

Microbiome and the Gut-Brain Axis

NCT02693327
Conditions
Mental Disorder
Interventions
Biological Sample, Blood Sample
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
2
States / cities
Gainesville, Florida
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Advancing Prevention of Pulmonary Fibrosis

NCT04564183
Conditions
IPF, Pulmonary Fibrosis, ILD
Interventions
Sample collection, Questionnaires, High resolution CT scan of the chest, Pulmonary Function Test
Other · Radiation · Diagnostic Test
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 75 Years
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting No phase listed Observational

Norris ORIEN Total Cancer Care

NCT02970045
Conditions
Cancer Risk, Malignant Neoplasm
Interventions
Biospecimen Collection, Evaluation of Cancer Risk Factors, Medical Chart Review, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2037
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Advanced Bladder Urothelial Carcinoma, Advanced Ureter Urothelial Carcinoma, Metastatic Bladder Urothelial Carcinoma, Metastatic Renal Pelvis Urothelial Carcinoma, Metastatic Ureter Urothelial Carcinoma, Metastatic Urethral Urothelial Carcinoma, Metastatic Urothelial Carcinoma, Recurrent Bladder Urothelial Carcinoma, Recurrent Renal Pelvis Urothelial Carcinoma, Recurrent Ureter Urothelial Carcinoma, Recurrent Urethral Urothelial Carcinoma, Stage III Bladder Cancer AJCC v8, Stage III Renal Pelvis Cancer AJCC v8, Stage III Ureter Cancer AJCC v8, Stage III Urethral Cancer AJCC v8, Stage IV Bladder Cancer AJCC v8, Stage IV Renal Pelvis Cancer AJCC v8, Stage IV Ureter Cancer AJCC v8, Stage IV Urethral Cancer AJCC v8, Stage IVA Bladder Cancer AJCC v8, Stage IVB Bladder Cancer AJCC v8, Unresectable Bladder Urothelial Carcinoma, Unresectable Renal Pelvis Urothelial Carcinoma, Unresectable Ureter Urothelial Carcinoma
Interventions
Atezolizumab, Biopsy, Biospecimen Collection, Computed Tomography, Glycosylated Recombinant Human Interleukin-7, Laboratory Biomarker Analysis, Magnetic Resonance Imaging, Positron Emission Tomography and Computed Tomography Scan
Drug · Procedure · Biological + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
9
States / cities
Riverside, California • Tampa, Florida • Honolulu, Hawaii + 5 more
Conditions
SARS-CoV-2, COVID-19
Interventions
Sample collection
Other
Lead sponsor
COVID-19 Prevention Network
Network
Eligibility
18 Years and older
Enrollment
953 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
15
States / cities
Birmingham, Alabama • San Francisco, California • Miami, Florida + 11 more
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
Inflammatory Bowel Diseases
Interventions
Baseline blood sample, Baseline intestinal biopsies, Crohn's disease activity index (CDAI), Post treatment blood sample, Post treatment intestinal biopsies, Baseline stool sample, Post treatment stool sample
Diagnostic Test · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Nashville, Tennessee
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Association Between Gut Microbiome and Dietary Determinants and Vaccine Response

NCT05239403
Conditions
Influenza
Interventions
Biospecimen Collection, Questionnaire Administration
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Lynch Syndrome
Interventions
questionnaires, telephone interview, optional blood drawn, questionnaires, telephone interview and optional blood drawn
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2026
U.S. locations
8
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 5 more
Conditions
Recurrent Diffuse Large B-Cell Lymphoma, Recurrent High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements, Recurrent Transformed Follicular Lymphoma to Diffuse Large B-Cell Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Refractory High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements, Refractory Transformed Follicular Lymphoma to Diffuse Large B-Cell Lymphoma
Interventions
Axicabtagene Ciloleucel, Biospecimen Collection, Chemotherapy, Fecal Microbiota Transplantation, Leukapheresis, Placebo Administration
Biological · Procedure · Drug
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Duarte, California
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years and older
Enrollment
5,131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
40
States / cities
Tempe, Arizona • Chula Vista, California • Huntington Beach, California + 36 more
Conditions
Autism Spectrum Disorder, Fra(X) Syndrome
Interventions
specimen collection
Other
Lead sponsor
Nova Mentis Life Science Corp
Industry
Eligibility
6 Months to 21 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Conditions
Urothelial Carcinoma, Muscle Invasive Bladder Urothelial Carcinoma, Non-Muscle Invasive Bladder Urothelial Carcinoma
Interventions
Not listed
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Omaha, Nebraska • Philadelphia, Pennsylvania
Conditions
Asthma in Children
Interventions
Inulin
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Completed No phase listed Observational

C.Difficile Observational Study

NCT06277999
Conditions
Clostridium Infections
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
7
States / cities
Sacramento, California • Hamden, Connecticut • Boston, Massachusetts + 3 more
Conditions
Colorectal Cancer, Colo-rectal Cancer, Cancer
Interventions
Stool Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
291 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
12
States / cities
Tucson, Arizona • Hot Springs, Arkansas • Little Rock, Arkansas + 9 more
Conditions
Colo-rectal Cancer, Cancer Colon, Cancer, Rectum, Neoplasms,Colorectal, Polyps, Polyp of Colon, Adenoma, Adenoma Colon
Interventions
Not listed
Lead sponsor
Freenome Holdings Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
29
States / cities
Huntsville, Alabama • Chandler, Arizona • Tucson, Arizona + 25 more
Conditions
Rectal Cancer Stage II, Rectal Cancer Stage III, Breast Cancer Stage I, Rectal Cancer Stage IV, Breast Cancer Stage II, Breast Cancer Stage III, Solid Tumor Cancer
Interventions
Time-restricted eating, Questionnaire Administration, Biospecimen Collection, Health coaching
Behavioral · Other · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Anchorage, Alaska
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
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
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
Completed Phase 2 Interventional Results available

Niclosamide for Mild to Moderate COVID-19

NCT04399356
Conditions
COVID-19
Interventions
Niclosamide, Placebo, Telehealth monitoring
Drug · Other
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing Colorectal Cancer Death Through Mailed Outreach Screening

NCT02584998
Conditions
Colorectal Cancer
Interventions
Mailed-FIT, Screening invitation-reminder
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 74 Years
Enrollment
782 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania