{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=stool+biomarkers",
    "query": {
      "intervention": "stool biomarkers"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 55,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=stool+biomarkers&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T14:25:26.852Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01574677",
      "title": "Assessment of Septin9 Biomarker for Detection of Colorectal Cancer in Patients With Positive Fecal Immunochemical Test",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Epigenomics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "49 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "49 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-08-04",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Portland, Oregon",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574677"
    },
    {
      "nct_id": "NCT04473625",
      "title": "Stool Collection Sub-Study of Exact Sciences Protocol 2018-01",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Colo-rectal Cancer",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Stool Sample Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Exact Sciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 291,
      "start_date": "2020-07-21",
      "completion_date": "2022-05-25",
      "has_results": false,
      "last_update_posted_date": "2022-06-06",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 12,
      "location_summary": "Tucson, Arizona • Hot Springs, Arkansas • Little Rock, Arkansas + 9 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Norwich",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04473625"
    },
    {
      "nct_id": "NCT05610527",
      "title": "Hormonal Influences on Inflammatory Bowel Diseases",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inflammatory Bowel Diseases",
        "Contraception",
        "Menstrual Problem"
      ],
      "interventions": [
        {
          "name": "Proposed study design and randomization scenarios",
          "type": "OTHER"
        },
        {
          "name": "Repeated measures of validated Inflammatory Bowel Disease Patient Reported Outcome Instruments",
          "type": "OTHER"
        },
        {
          "name": "Inflammatory marker collection and assessment for correlation with PRO responses and menstrual timing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2025-07-01",
      "completion_date": "2025-12-09",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05610527"
    },
    {
      "nct_id": "NCT06795425",
      "title": "A Randomized, Double-Blind Study to Assess the Effect of a Postbiotic on Oxidative Stress and Exercise Performance",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oxidative Stress",
        "Healthy",
        "Exercise-induced Muscle Damage",
        "Exercise-induced Muscle Soreness",
        "Immune Function",
        "Gut Health",
        "Microbiome Analysis",
        "Exercise Performance",
        "Exercise Metabolism"
      ],
      "interventions": [
        {
          "name": "Postbiotic Active Lifestyle Blend",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Lindenwood University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-02-01",
      "completion_date": "2026-01-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-28",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "Saint Charles, Missouri",
      "locations": [
        {
          "city": "Saint Charles",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06795425"
    },
    {
      "nct_id": "NCT03819296",
      "title": "Role of Gut Microbiome and Fecal Transplant on Medication-Induced GI Complications in Patients With Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clinical Stage 0 Cutaneous Melanoma AJCC v8",
        "Clinical Stage I Cutaneous Melanoma AJCC v8",
        "Clinical Stage IA Cutaneous Melanoma AJCC v8",
        "Clinical Stage IB Cutaneous Melanoma AJCC v8",
        "Clinical Stage II Cutaneous Melanoma AJCC v8",
        "Clinical Stage IIA Cutaneous Melanoma AJCC v8",
        "Clinical Stage IIB Cutaneous Melanoma AJCC v8",
        "Clinical Stage IIC Cutaneous Melanoma AJCC v8",
        "Clinical Stage III Cutaneous Melanoma AJCC v8",
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Colitis",
        "Lung Non-Small Cell Carcinoma",
        "Malignant Genitourinary System Neoplasm",
        "Malignant Solid Neoplasm",
        "Pathologic Stage 0 Cutaneous Melanoma AJCC v8",
        "Pathologic Stage I Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IA Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IB Cutaneous Melanoma AJCC v8",
        "Pathologic Stage II Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIA Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIB Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIC Cutaneous Melanoma AJCC v8",
        "Pathologic Stage III Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIA Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIB Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIIC Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IIID Cutaneous Melanoma AJCC v8",
        "Pathologic Stage IV Cutaneous Melanoma AJCC v8",
        "Stage 0 Lung Cancer AJCC v8",
        "Stage I Lung Cancer AJCC v8",
        "Stage IA1 Lung Cancer AJCC v8",
        "Stage IA2 Lung Cancer AJCC v8",
        "Stage IA3 Lung Cancer AJCC v8",
        "Stage IB Lung Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage IIA Lung Cancer AJCC v8",
        "Stage IIB Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IIIC Lung Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IVA Lung Cancer AJCC v8",
        "Stage IVB Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Endoscopic Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Fecal Microbiota Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Infliximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Vedolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 800,
      "start_date": "2021-02-21",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03819296"
    },
    {
      "nct_id": "NCT03907501",
      "title": "Effects of Triphala and VSL#3 Probiotic Supplementation on Stool Microbiome Profiles and Inflammation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Microbiome"
      ],
      "interventions": [
        {
          "name": "Synbiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Probiotic",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2019-02-01",
      "completion_date": "2021-07-12",
      "has_results": true,
      "last_update_posted_date": "2023-07-06",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03907501"
    },
    {
      "nct_id": "NCT02960282",
      "title": "Gut Microbiome in Fecal Samples From Patients With Metastatic Cancer Undergoing Chemotherapy or Immunotherapy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Carcinoma",
        "Stage IV Colorectal Cancer",
        "Stage IVA Colorectal Cancer",
        "Stage IVB Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2016-10-20",
      "completion_date": "2022-04-13",
      "has_results": false,
      "last_update_posted_date": "2022-08-10",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02960282"
    },
    {
      "nct_id": "NCT04005456",
      "title": "Personalized Lifestyle Intervention for Improving Functional Health Outcomes Using N-of-1 Tent-Umbrella-Bucket Design",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health, Subjective",
        "Gastrointestinal Dysfunction",
        "Cardiovascular Risk Factor",
        "Autoimmune Diseases",
        "Dental Diseases",
        "Hormone Disturbance",
        "Neurocognitive Dysfunction"
      ],
      "interventions": [
        {
          "name": "Supplements and/or medical foods",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Behavioral change support program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Food plan",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Metagenics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 400,
      "start_date": "2018-09-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-10-30",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 1,
      "location_summary": "Gig Harbor, Washington",
      "locations": [
        {
          "city": "Gig Harbor",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04005456"
    },
    {
      "nct_id": "NCT07210580",
      "title": "Testing the Impact of Measurement-Based Care on Quality of Life and Disease Management Among Veterans With Inflammatory Bowel Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "MBC-IBD Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Treatment as Usual (E-TAU)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2026-03-09",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-11",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 4,
      "location_summary": "Decatur, Georgia • Ann Arbor, Michigan • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07210580"
    },
    {
      "nct_id": "NCT04088773",
      "title": "Biomarkers of Intestinal Fibrosis in Small Bowel Crohn's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Crohn Disease"
      ],
      "interventions": [
        {
          "name": "blood biomarkers",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "stool biomarkers",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MRI imaging",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "8 Years to 70 Years"
      },
      "enrollment_count": 232,
      "start_date": "2019-11-01",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2025-06-13",
      "last_synced_at": "2026-09-07T14:25:26.852Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • Ann Arbor, Michigan • Rochester, Minnesota + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04088773"
    }
  ]
}