{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stool+and+blood+collection&page=4",
    "query": {
      "intervention": "Stool and blood collection",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 179,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stool+and+blood+collection&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stool+and+blood+collection&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T00:35:25.258Z",
  "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": "NCT04466072",
      "title": "Gut Microbiome and Ventricular Arrhythmias",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventricular Tachycardia",
        "Ventricular Fibrillation",
        "Gut Microbiome"
      ],
      "interventions": [
        {
          "name": "Stool test for microbial analysis",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "North Florida Foundation for Research and Education",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-11-30",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-04-18",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04466072"
    },
    {
      "nct_id": "NCT05291988",
      "title": "A Multilevel Approach for Improvement in Screening of Colorectal Cancer in Rural Communities, The Screen to Save Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Fecal Immunochemical Test",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2022-10-08",
      "completion_date": "2022-11-04",
      "has_results": false,
      "last_update_posted_date": "2022-12-15",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 2,
      "location_summary": "Seattle, Washington • Sequim, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Sequim",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05291988"
    },
    {
      "nct_id": "NCT04375761",
      "title": "COVID-19: Human Epidemiology and Response to SARS-CoV-2",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronavirus Disease 2019 (COVID-19)",
        "SARS-CoV-2"
      ],
      "interventions": [
        {
          "name": "Collection of Biological Samples",
          "type": "PROCEDURE"
        },
        {
          "name": "Symptom and Exposure Surveys",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5599,
      "start_date": "2020-05-01",
      "completion_date": "2021-03-29",
      "has_results": true,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 20,
      "location_summary": "Aurora, Colorado • Washington D.C., District of Columbia • Chicago, Illinois + 8 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04375761"
    },
    {
      "nct_id": "NCT04769167",
      "title": "Congenital Heart Anomaly Risk in Maternal Enteroviral Infection and Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "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": [
        {
          "name": "Stool and Blood Specimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Follow-up Medical Record Review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 114,
      "start_date": "2021-02-01",
      "completion_date": "2023-12-05",
      "has_results": false,
      "last_update_posted_date": "2025-12-24",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 2,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04769167"
    },
    {
      "nct_id": "NCT03407833",
      "title": "Physiologic and Functional Adaptations of Insulin Sensitive Tissues",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes",
        "Insulin Resistance",
        "Obesity",
        "Bariatric Surgery Candidate",
        "Roux-en-y Gastric Bypass",
        "Liver Diseases"
      ],
      "interventions": [
        {
          "name": "Endoscopy biopsy",
          "type": "OTHER"
        },
        {
          "name": "Surgical biopsy",
          "type": "OTHER"
        },
        {
          "name": "Mixed-meal tolerance test",
          "type": "OTHER"
        },
        {
          "name": "Excised Liver Tissue Sampling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2018-02-13",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03407833"
    },
    {
      "nct_id": "NCT07235501",
      "title": "Kinetic Analysis of Immune Cells in Blood and Chronic Graft-Versus-Host Disease-Affected Tissues After Allogeneic Hematopoietic Cell Transplantation",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Graft Versus Host Disease",
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2026-11-01",
      "completion_date": "2030-01-17",
      "has_results": false,
      "last_update_posted_date": "2026-10-05",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07235501"
    },
    {
      "nct_id": "NCT05677919",
      "title": "Pirtobrutinib and Venetoclax With MRD Detection for Previously Untreated Chronic Lymphocytic Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pirtobrutinib",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2023-01-31",
      "completion_date": "2030-09-03",
      "has_results": false,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05677919"
    },
    {
      "nct_id": "NCT02843087",
      "title": "Pediatric Obesity and the Infant Microbiome (BEACH)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pediatric Obesity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 83,
      "start_date": "2017-04-28",
      "completion_date": "2024-06-03",
      "has_results": false,
      "last_update_posted_date": "2024-09-25",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02843087"
    },
    {
      "nct_id": "NCT05568420",
      "title": "A Study of the Possible Effects of Medication on Young Onset Colorectal Cancer (YOCRC)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 41,
      "start_date": "2022-09-30",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05568420"
    },
    {
      "nct_id": "NCT03855800",
      "title": "Molecular Detection of Advanced Neoplasia in Pancreatic Cysts",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreas Cyst"
      ],
      "interventions": [
        {
          "name": "Blood, stool, pancreatic juice and cyst fluid collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pancreatic Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Endoscopy Exam",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "PROCEDURE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 800,
      "start_date": "2018-05-11",
      "completion_date": "2030-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-10T00:35:25.258Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03855800"
    }
  ]
}