{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=research+blood+draw+and+tissue+biopsy&page=2",
    "query": {
      "intervention": "research blood draw and tissue biopsy",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 68,
    "total_pages": 7,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=research+blood+draw+and+tissue+biopsy&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=research+blood+draw+and+tissue+biopsy&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T22:02:51.655Z",
  "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": "NCT00186147",
      "title": "Bone Marrow Grafting for Leukemia and Lymphoma",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia",
        "Lymphoma",
        "Hematologic Diseases"
      ],
      "interventions": [
        {
          "name": "collection and storage of tissue samples for research",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 9999,
      "start_date": "1988-03",
      "completion_date": "2069-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00186147"
    },
    {
      "nct_id": "NCT05672615",
      "title": "Mood Alterations in the Patients With Non-Muscle Invasive Bladder Cancer Treated With BCG",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-Muscle Invasive Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Daily Mood Diaries",
          "type": "OTHER"
        },
        {
          "name": "Urine Specimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Research Blood Draw",
          "type": "OTHER"
        },
        {
          "name": "Utilize excess tissue from a standard of care procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2023-03-21",
      "completion_date": "2028-03",
      "has_results": false,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05672615"
    },
    {
      "nct_id": "NCT02611180",
      "title": "Dendritic Cells in Patients With Acute or Chronic Skin Graft Versus Host Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Graft-versus-host Disease",
        "Acute GVHD",
        "Chronic Graft-versus-host Disease",
        "Chronic GVHD"
      ],
      "interventions": [
        {
          "name": "Skin punch biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2015-04-30",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02611180"
    },
    {
      "nct_id": "NCT03071913",
      "title": "Blood Brain Barrier Differences in Patients with Brain Tumors Undergoing Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Central Nervous System Neoplasm",
        "Localized Brain Neoplasm",
        "Metastatic Malignant Neoplasm in the Brain",
        "Recurrent Brain Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "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": 54,
      "start_date": "2017-09-20",
      "completion_date": "2023-01-12",
      "has_results": false,
      "last_update_posted_date": "2024-09-27",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03071913"
    },
    {
      "nct_id": "NCT04436120",
      "title": "Treatment Resistance Following Anti-cancer Therapies",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Disease Progression"
      ],
      "interventions": [
        {
          "name": "De novo tumor tissue biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Research blood draws",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2019-02-13",
      "completion_date": "2020-12-14",
      "has_results": true,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 17,
      "location_summary": "Daphne, Alabama • Mobile, Alabama • Anchorage, Alaska + 10 more",
      "locations": [
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04436120"
    },
    {
      "nct_id": "NCT00897468",
      "title": "Developing Mouse Models of Breast Cancer Using Tissue Samples From Women With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "medical chart review",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 26,
      "start_date": "2007-02",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2018-05-04",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00897468"
    },
    {
      "nct_id": "NCT01000883",
      "title": "Correlation of Molecular Markers With Response to Therapy and Breast Cancer Behavior",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "UNC Lineberger Comprehensive 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": 10000,
      "start_date": "1998-12-01",
      "completion_date": "2032-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01000883"
    },
    {
      "nct_id": "NCT01985919",
      "title": "Protocol for Facilitating the Acquisition of Research Bone Marrow and Blood Samples",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "No Restrictions on Diagnosis"
      ],
      "interventions": [
        {
          "name": "Obtaining human tissue for basic research or biospecimen bank",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 206,
      "start_date": "2010-02-01",
      "completion_date": "2026-07-14",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01985919"
    },
    {
      "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": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03407833"
    },
    {
      "nct_id": "NCT05324553",
      "title": "Patient Derived Preclinical Models",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Tissue Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Buccal Swab",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DIAGNOSTIC_TEST"
      ],
      "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": 50,
      "start_date": "2022-04-06",
      "completion_date": "2028-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-10-09T22:02:51.655Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05324553"
    }
  ]
}