{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Samples&page=18",
    "query": {
      "intervention": "Tissue Samples",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 739,
    "total_pages": 74,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Samples&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Samples&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T14:35:24.423Z",
  "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": "NCT04116229",
      "title": "Cognition and Magnetic Resonance Imaging of Brain Inflammation in Obesity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Oral glucose tolerance test",
          "type": "PROCEDURE"
        },
        {
          "name": "Cognitive testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Magnetic resonance imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-03-19",
      "completion_date": "2020-10-30",
      "has_results": true,
      "last_update_posted_date": "2023-03-10",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04116229"
    },
    {
      "nct_id": "NCT04264702",
      "title": "BESPOKE Study of ctDNA Guided Therapy in Colorectal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Colon Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Natera, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1788,
      "start_date": "2020-04-24",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "San Carlos, California",
      "locations": [
        {
          "city": "San Carlos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04264702"
    },
    {
      "nct_id": "NCT06443151",
      "title": "Role of Endothelial Function in SCI CVD Risk",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spinal Cord Injuries",
        "Cardiovascular Diseases",
        "Endothelial Dysfunction"
      ],
      "interventions": [
        {
          "name": "Brachial intra-arterial infusion of vasoactive and antioxidant drugs (acetylcholine, nitroprusside, ascorbic acid)",
          "type": "PROCEDURE"
        },
        {
          "name": "venous occlusion plethysmography",
          "type": "PROCEDURE"
        },
        {
          "name": "Acetylcholine",
          "type": "DRUG"
        },
        {
          "name": "Sodium Nitroprusside",
          "type": "DRUG"
        },
        {
          "name": "Ascorbic acid",
          "type": "DRUG"
        },
        {
          "name": "venous phlebotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Craig Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-09-01",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2024-08-20",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Englewood, Colorado",
      "locations": [
        {
          "city": "Englewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06443151"
    },
    {
      "nct_id": "NCT01677312",
      "title": "Trial Comparing 19 and 25-gauge EUS-FNA Needles",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer of Pancreas",
        "Pancreatic Neoplasm"
      ],
      "interventions": [
        {
          "name": "Pancreatic Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Histological Samples",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "AdventHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 72,
      "start_date": "2012-08",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2020-03-17",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Orlando, Florida",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01677312"
    },
    {
      "nct_id": "NCT02477423",
      "title": "A Randomized Controlled Trial Investigating if Antibiotic Use in the First 48 Hours of Life Adversely Impacts the Preterm Infant Microbiome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Birth of Newborn",
        "Enterocolitis, Necrotizing"
      ],
      "interventions": [
        {
          "name": "Ampicillin",
          "type": "DRUG"
        },
        {
          "name": "Gentamicins",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Hours",
        "sex": "ALL",
        "summary": "Up to 6 Hours"
      },
      "enrollment_count": 27,
      "start_date": "2015-07",
      "completion_date": "2019-06",
      "has_results": true,
      "last_update_posted_date": "2020-10-08",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02477423"
    },
    {
      "nct_id": "NCT00896961",
      "title": "EF5 to Evaluate Tumor Hypoxia in Patients With High-Grade Soft Tissue Sarcoma or Mouth Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage I Adult Soft Tissue Sarcoma",
        "Stage I Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage II Adult Soft Tissue Sarcoma",
        "Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Adult Soft Tissue Sarcoma",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity"
      ],
      "interventions": [
        {
          "name": "EF5",
          "type": "DRUG"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2001-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-16",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00896961"
    },
    {
      "nct_id": "NCT01698190",
      "title": "Comparing the Efficacy of Endoscopic FNA vs FNB in Diagnosing Solid Gastrointestinal Lesions",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreatic Tumor",
        "Gastric Tumor",
        "Esophageal Tumor",
        "Lymphadenopathy",
        "Duodenal Tumor"
      ],
      "interventions": [
        {
          "name": "Endoscopic ultrasound guided needle tissue acquisition.",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2011-12",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2014-11-19",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01698190"
    },
    {
      "nct_id": "NCT01543659",
      "title": "Clinical and Molecular Correlates of Positron Emission Tomography (PET) With 89Zr-DFO-huJ591 in Metastatic Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "89Zr-DFO-huJ591",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 77,
      "start_date": "2012-02-21",
      "completion_date": "2026-02-10",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01543659"
    },
    {
      "nct_id": "NCT06824402",
      "title": "Cryoprobe Biopsy and Chronic Rejection in Lung Transplant Recipients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Transplant Rejection"
      ],
      "interventions": [
        {
          "name": "Forceps Biopsy",
          "type": "DEVICE"
        },
        {
          "name": "Cryoprobe Biopsy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-02-17",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06824402"
    },
    {
      "nct_id": "NCT00780637",
      "title": "Brachial Artery t-PA Release in Heart Transplant Recipients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Transplantation"
      ],
      "interventions": [
        {
          "name": "Bradykinin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2008-10",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2016-07-15",
      "last_synced_at": "2026-10-26T14:35:24.423Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00780637"
    }
  ]
}