{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrovirus+Construct",
    "query": {
      "intervention": "Retrovirus Construct"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-07T04:07:39.951Z",
  "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": "NCT00272857",
      "title": "Bone Marrow Cell Gene Transfer in Individuals With Fanconi Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Fanconi Anemia"
      ],
      "interventions": [
        {
          "name": "Retrovirus Construct",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "1 Year to 35 Years"
      },
      "enrollment_count": 3,
      "start_date": "2004-08",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2017-06-23",
      "last_synced_at": "2026-09-07T04:07:39.951Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00272857"
    },
    {
      "nct_id": "NCT04266093",
      "title": "Gene Therapy Follow up Protocol for Subjects Previously Enrolled in NCI Center for Immuno-Oncology Studies",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Intraepithelial Neoplasia",
        "Cervical Neoplasms",
        "Oropharyngeal Neoplasms",
        "Squamous Intraepithelial Lesions of the Cervix",
        "Hematologic Malignacies"
      ],
      "interventions": [
        {
          "name": "GeneTherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2020-05-08",
      "completion_date": "2050-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-07T04:07:39.951Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04266093"
    },
    {
      "nct_id": "NCT00121745",
      "title": "Evaluation of Safety of Rexin-G Gene Transfer for Advanced Pancreatic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Rexin-G Dose 1",
          "type": "GENETIC"
        },
        {
          "name": "Rexin-G Dose 2",
          "type": "GENETIC"
        },
        {
          "name": "Rexin-G Dose 3",
          "type": "GENETIC"
        },
        {
          "name": "Rexin-G Dose 4",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "Epeius Biotechnologies",
      "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": "2005-07",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2007-12-20",
      "last_synced_at": "2026-09-07T04:07:39.951Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00121745"
    },
    {
      "nct_id": "NCT02473757",
      "title": "Gene Therapy Follow-up Protocol for People Previously Enrolled in CAR-T Cell Studies",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lyphoma, B-Cell",
        "Leukemia, B-cell",
        "Multiple Myeloma",
        "Hematologic Malignancies"
      ],
      "interventions": [],
      "intervention_types": [],
      "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": 1000,
      "start_date": "2015-09-24",
      "completion_date": "2050-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-31",
      "last_synced_at": "2026-09-07T04:07:39.951Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02473757"
    }
  ]
}