{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=DNA+Analysis+of+Blood+Sample&page=2",
    "query": {
      "intervention": "DNA Analysis of Blood Sample",
      "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?intervention=DNA+Analysis+of+Blood+Sample&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T15:54:27.485Z",
  "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": "NCT00471978",
      "title": "DNA Analysis of Blood and Tissue from Patients with Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": null,
      "start_date": "2005-09",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2024-11-29",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00471978"
    },
    {
      "nct_id": "NCT00898391",
      "title": "Study of DNA in Blood Samples From Patients With Neuroblastoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Disseminated Neuroblastoma",
        "Localized Resectable Neuroblastoma",
        "Localized Unresectable Neuroblastoma",
        "Recurrent Neuroblastoma",
        "Regional Neuroblastoma",
        "Stage 4S Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "polyacrylamide gel electrophoresis",
          "type": "GENETIC"
        },
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "OTHER",
        "GENETIC"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 329,
      "start_date": "2007-06",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-05-18",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 1,
      "location_summary": "Monrovia, California",
      "locations": [
        {
          "city": "Monrovia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00898391"
    },
    {
      "nct_id": "NCT03718104",
      "title": "MOM NEST Study: Maternal Opioid Medication: Naltrexone Efficacy Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid-use Disorder",
        "Neonatal Abstinence Syndrome",
        "Pregnancy, High Risk",
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Pharmacokinetic analysis",
          "type": "OTHER"
        },
        {
          "name": "Safety and Efficacy",
          "type": "OTHER"
        },
        {
          "name": "Genetic and epigenetic analysis",
          "type": "GENETIC"
        },
        {
          "name": "Breast milk analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "GENETIC"
      ],
      "sponsor": "Boston Medical 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": 46,
      "start_date": "2018-12-01",
      "completion_date": "2024-05-08",
      "has_results": false,
      "last_update_posted_date": "2024-11-04",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Carrboro, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Carrboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03718104"
    },
    {
      "nct_id": "NCT00977457",
      "title": "Genetic Testing in Predicting Biomarkers of Recurrence in Patients With Prostate Cancer Undergoing Surgery",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "DNA methylation analysis",
          "type": "GENETIC"
        },
        {
          "name": "RNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical 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": 1045,
      "start_date": "2007-11-26",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00977457"
    },
    {
      "nct_id": "NCT02771769",
      "title": "Analysis of Cell-free DNA (cfDNA) in Men With Elevated PSA Levels",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Chronix Biomedical Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "21 Years to 80 Years · Male only"
      },
      "enrollment_count": 500,
      "start_date": "2016-01",
      "completion_date": "2020-01-01",
      "has_results": false,
      "last_update_posted_date": "2020-01-18",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Nashville, Tennessee",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02771769"
    },
    {
      "nct_id": "NCT01854294",
      "title": "GM604 Phase 2A Randomized Double-blind Placebo Controlled Pilot Trial in Amyotrophic Lateral Disease (ALS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "GM604",
          "type": "DRUG"
        },
        {
          "name": "Placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genervon Biopharmaceuticals, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2013-08",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2021-04-27",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • New York, New York",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01854294"
    },
    {
      "nct_id": "NCT01838265",
      "title": "Trial of Prostate Cancer Patients Undergoing Active Surveillance With or Without MRI-Guided Management",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Transrectal Ultrasound-Guided Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI Ultrasound Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Expanded Prostate Cancer index Composite Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Short-Form 12 of Health Related Quality of Life Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Memorial Anxiety Scale for Prostate Cancer",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Plasma/Serum Sample for biomarkers",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine Sample for Biomarkers",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Tests for Blood Urea Nitrogen and Creatinine",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Test for Serum PSA",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "35 Years to 75 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2012-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-12-08",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01838265"
    },
    {
      "nct_id": "NCT00875238",
      "title": "Side Effects Involving the Heart in Women With Breast Cancer Receiving Doxorubicin and Trastuzumab",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cardiac Toxicity",
        "Cardiovascular Complications"
      ],
      "interventions": [
        {
          "name": "trastuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "polymorphism analysis",
          "type": "GENETIC"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "assessment of therapy complications",
          "type": "PROCEDURE"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 133,
      "start_date": "2008-06",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2018-02-19",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 4,
      "location_summary": "Louisville, Kentucky • Nashville, Tennessee",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00875238"
    },
    {
      "nct_id": "NCT00589225",
      "title": "Primary Hyperoxaluria Mutation Genotyping",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperoxaluria"
      ],
      "interventions": [
        {
          "name": "Genetic Analysis",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 902,
      "start_date": "2003-12",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2016-07-07",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00589225"
    },
    {
      "nct_id": "NCT02191267",
      "title": "Tau Imaging of Chronic Traumatic Encephalopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Traumatic Encephalopathy"
      ],
      "interventions": [
        {
          "name": "[F18]-T807",
          "type": "RADIATION"
        },
        {
          "name": "[F18]-Florbetapir",
          "type": "RADIATION"
        },
        {
          "name": "MRI/MRS",
          "type": "DEVICE"
        },
        {
          "name": "Genetic Analysis for Genetic Risk Score for Tau.",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DEVICE",
        "GENETIC"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "69 Years",
        "sex": "MALE",
        "summary": "40 Years to 69 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2015-01",
      "completion_date": "2016-09-30",
      "has_results": true,
      "last_update_posted_date": "2018-05-17",
      "last_synced_at": "2026-09-24T15:54:27.485Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02191267"
    }
  ]
}