{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+collection&page=4",
    "query": {
      "intervention": "Research blood collection",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 454,
    "total_pages": 46,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+collection&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Research+blood+collection&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T02:01:24.398Z",
  "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": "NCT07689864",
      "title": "Unified Network for Integrated Fluid Collection at Yale",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Molecular Residual Disease",
        "Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2500,
      "start_date": "2026-08-25",
      "completion_date": "2031-08",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07689864"
    },
    {
      "nct_id": "NCT07579325",
      "title": "Lipid Screening Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lipoprotein (a)"
      ],
      "interventions": [
        {
          "name": "Venipuncture",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Central Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2026-05-05",
      "completion_date": "2026-07-28",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07579325"
    },
    {
      "nct_id": "NCT02907086",
      "title": "Circulating Tumor Material in Colorectal Cancer and Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer and Melanoma"
      ],
      "interventions": [
        {
          "name": "blood collection",
          "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": 7,
      "start_date": "2017-07-07",
      "completion_date": "2020-07-01",
      "has_results": false,
      "last_update_posted_date": "2022-06-06",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02907086"
    },
    {
      "nct_id": "NCT06082661",
      "title": "Blood Collection for COM/BSBS",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Central Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2022-06-23",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06082661"
    },
    {
      "nct_id": "NCT05629572",
      "title": "Abbott i-STAT High Sensitivity Troponin I Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myocardial Infarction"
      ],
      "interventions": [
        {
          "name": "i-STAT hs-TnI Cartridge Testing on i-STAT 1 and i-STAT Alinity",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Abbott Point of Care",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3697,
      "start_date": "2022-11-02",
      "completion_date": "2024-03-11",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 28,
      "location_summary": "Chandler, Arizona • San Francisco, California • Stanford, California + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05629572"
    },
    {
      "nct_id": "NCT05616130",
      "title": "Pathological Myeloid Activation After Sepsis and Trauma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Trauma Injury",
        "Sepsis",
        "Immunosuppression",
        "Chronic Critical Illness"
      ],
      "interventions": [
        {
          "name": "Data Collection",
          "type": "OTHER"
        },
        {
          "name": "Bone marrow collection and blood collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Serial interviews to complete surveys and questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Telephone follow up call",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 255,
      "start_date": "2022-09-01",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05616130"
    },
    {
      "nct_id": "NCT00423865",
      "title": "Cisplatin and Everolimus in Treating Patients With Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "everolimus",
          "type": "DRUG"
        },
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 30,
      "start_date": "2006-11",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2015-05-25",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00423865"
    },
    {
      "nct_id": "NCT02781272",
      "title": "Evaluation of Multiple Protein and Molecular Biomarkers to Estimate Risk of Cancer in Gynecology Patients Presenting With a Pelvic Mass.",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ovarian Neoplasms"
      ],
      "interventions": [
        {
          "name": "Pelvic imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Imaging guided biopsy, surgical biopsy or surgical excision",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Angle plc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 200,
      "start_date": "2016-06-30",
      "completion_date": "2022-06-27",
      "has_results": false,
      "last_update_posted_date": "2023-06-05",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02781272"
    },
    {
      "nct_id": "NCT00809367",
      "title": "Collection and Banking of Leukemia Cells MDS/AML",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myelodysplastic Syndrome",
        "Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "Collection of Leukemia Cells",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2008-10",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2013-02-07",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00809367"
    },
    {
      "nct_id": "NCT00695279",
      "title": "Long Term Follow Up Of Patients Who Have Received Gene Therapy Or Gene Marked Products",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Severe Combined Immunodeficiency",
        "Malignancy, Hematologic",
        "Neuroblastoma",
        "Neoplasm",
        "Mucopolysaccharidosis I"
      ],
      "interventions": [
        {
          "name": "Venipuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 41,
      "start_date": "2007-01-04",
      "completion_date": "2024-10-17",
      "has_results": false,
      "last_update_posted_date": "2024-10-30",
      "last_synced_at": "2026-10-08T02:01:24.398Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00695279"
    }
  ]
}