{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blood+Specimen+Collection&page=2",
    "query": {
      "condition": "Blood Specimen Collection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blood+Specimen+Collection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T09:32:39.222Z",
  "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": "NCT02797743",
      "title": "Whole Blood Specimen Collection From Healthy Subjects",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Whole blood",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Progenity, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 750,
      "start_date": "2015-07",
      "completion_date": "2021-09",
      "has_results": false,
      "last_update_posted_date": "2020-09-17",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 3,
      "location_summary": "Eunice, Louisiana • Voorhees Township, New Jersey • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Eunice",
          "state": "Louisiana"
        },
        {
          "city": "Voorhees Township",
          "state": "New Jersey"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02797743"
    },
    {
      "nct_id": "NCT03688906",
      "title": "AI-EMERGE: Development and Validation of a Multi-analyte, Blood-based Colorectal Cancer Screening Test",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colo-rectal Cancer",
        "Cancer Colon",
        "Cancer, Rectum",
        "Neoplasms,Colorectal",
        "Polyps",
        "Polyp of Colon",
        "Adenoma",
        "Adenoma Colon"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Freenome Holdings Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3275,
      "start_date": "2018-01-12",
      "completion_date": "2019-11-25",
      "has_results": false,
      "last_update_posted_date": "2022-03-02",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 29,
      "location_summary": "Huntsville, Alabama • Chandler, Arizona • Tucson, Arizona + 25 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03688906"
    },
    {
      "nct_id": "NCT02250625",
      "title": "Study Vitamin D in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Fujirebio Diagnostics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 482,
      "start_date": "2014-05",
      "completion_date": "2015-04",
      "has_results": false,
      "last_update_posted_date": "2015-05-22",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 1,
      "location_summary": "Mountain View, California",
      "locations": [
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02250625"
    },
    {
      "nct_id": "NCT05199259",
      "title": "Multi-analyte Blood Test Clinical Trial",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Liver Cirrhosis",
        "Liver Cancer",
        "HCC",
        "Hepatocellular Carcinoma"
      ],
      "interventions": [
        {
          "name": "Multi-analyte Blood Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Helio Genomics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1200,
      "start_date": "2022-03-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 7,
      "location_summary": "Escondido, California • Mission Hills, California • Gainesville, Florida + 4 more",
      "locations": [
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Mission Hills",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Edinburg",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05199259"
    },
    {
      "nct_id": "NCT00436189",
      "title": "Assess Cancer in Ovarian Tumors With Biomarkers.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ovarian Tumor"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Ciphergen Biosystems",
      "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": 1000,
      "start_date": "2007-02",
      "completion_date": "2008-04",
      "has_results": false,
      "last_update_posted_date": "2008-04-30",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 18,
      "location_summary": "Hoover, Alabama • Phoenix, Arizona • Newport Beach, California + 14 more",
      "locations": [
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Vista",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00436189"
    },
    {
      "nct_id": "NCT00417040",
      "title": "Collection of Patient-Reported Symptoms and Performance Status Via the Internet",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer",
        "Breast Cancer",
        "Lung Cancer",
        "Colorectal Cancer",
        "Leukemia",
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "internet-based intervention",
          "type": "OTHER"
        },
        {
          "name": "assessment of therapy complications",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 325,
      "start_date": "2006-12",
      "completion_date": "2017-06-01",
      "has_results": false,
      "last_update_posted_date": "2017-06-27",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 95,
      "location_summary": "Castro Valley, California • Fremont, California • Martinez, California + 63 more",
      "locations": [
        {
          "city": "Castro Valley",
          "state": "California"
        },
        {
          "city": "Castro Valley",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Martinez",
          "state": "California"
        },
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00417040"
    },
    {
      "nct_id": "NCT00001432",
      "title": "The Collection of Peripheral Blood Lymphocytes and Marrow Progenitor Cells From Normal Volunteers and Volunteers With Lymphoid or Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Myeloid Leukemia",
        "Healthy",
        "Hematologic Neoplasm",
        "Lymphoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 75,
      "start_date": "1995-03",
      "completion_date": "2003-11",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001432"
    },
    {
      "nct_id": "NCT00177268",
      "title": "Blood, Urine, and Tissue Collection for Cutaneous Lymphoma, Eczema, and Atopic Dermatitis Research",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cutaneous T-cell Lymphoma",
        "Sezary Syndrome",
        "Mycosis Fungoides",
        "Eczema",
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "Blood draw, skin biopsy or urine collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2004-10",
      "completion_date": "2032-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-30",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00177268"
    },
    {
      "nct_id": "NCT03072498",
      "title": "Collection of Samples From Patients With MDS",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myelodysplastic Syndromes(MDS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "PersImmune, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2017-04-06",
      "completion_date": "2021-03-05",
      "has_results": false,
      "last_update_posted_date": "2019-03-26",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 2,
      "location_summary": "Irvine, California • La Jolla, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03072498"
    },
    {
      "nct_id": "NCT00630448",
      "title": "Collection of Blood in Normal Subjects and Subjects With Von Willebrand Disease (VWD)",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Von Willebrand Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-11",
      "completion_date": "2011-07",
      "has_results": false,
      "last_update_posted_date": "2017-05-25",
      "last_synced_at": "2026-07-23T09:32:39.222Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00630448"
    }
  ]
}