{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=BK+polyomavirus+PCR",
    "query": {
      "intervention": "BK polyomavirus PCR"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T20:29:47.759Z",
  "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": "NCT03532971",
      "title": "Prospective Study of BK Virus Disease After Allogeneic Hematopoietic-cell Transplantation: Defining BK Disease's Natural History, Clinical Spectrum, Immunology, and Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "BK Virus Infection"
      ],
      "interventions": [
        {
          "name": "Symptom index questionnaire",
          "type": "OTHER"
        },
        {
          "name": "BK polyomavirus PCR",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "quality of life questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2018-07-30",
      "completion_date": "2020-09-14",
      "has_results": false,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03532971"
    },
    {
      "nct_id": "NCT02532452",
      "title": "Third Party Viral Specific T-cells (VSTs)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Viral Infection",
        "Viral Reactivation",
        "Infection in an Immunocompromised Host"
      ],
      "interventions": [
        {
          "name": "Viral Specific VST Infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Days",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Days and older"
      },
      "enrollment_count": 1000,
      "start_date": "2015-09-02",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "location_count": 4,
      "location_summary": "Akron, Ohio • Cincinnati, Ohio • Columbus, Ohio",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532452"
    },
    {
      "nct_id": "NCT04293042",
      "title": "Treatment of BK Virus Infection With CTL Cells in Immunocompromised Transplant Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "BK Polyomavirus"
      ],
      "interventions": [
        {
          "name": "BK-virus specific CTLs",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Weeks",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "5 Weeks to 25 Years"
      },
      "enrollment_count": 20,
      "start_date": "2019-10-07",
      "completion_date": "2029-01-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04293042"
    },
    {
      "nct_id": "NCT02048332",
      "title": "Donor-Derived Viral Specific T-cells (VSTs)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Allogeneic Stem Cell Transplant",
        "Viral Infection",
        "Viral Reactivation"
      ],
      "interventions": [
        {
          "name": "Viral specific VST Infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Weeks",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "4 Weeks and older"
      },
      "enrollment_count": 1000,
      "start_date": "2014-02-05",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "location_count": 3,
      "location_summary": "Akron, Ohio • Cincinnati, Ohio",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02048332"
    },
    {
      "nct_id": "NCT03180216",
      "title": "T-Lymphocytes for Prevention or Treatment of Viral Infections Following Hematopoietic Stem Cell Transplantation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Viral Infections",
        "Bone Marrow Transplant Infection"
      ],
      "interventions": [
        {
          "name": "Virus Specific T cells (VSTs)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Children's National Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 32,
      "start_date": "2017-02-15",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "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/NCT03180216"
    },
    {
      "nct_id": "NCT02758288",
      "title": "BK Virus Post-Kidney Transplant: New Practice Versus Traditional Approach",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "BK Virus Infection",
        "BK Virus Nephropathy"
      ],
      "interventions": [
        {
          "name": "New Protocol - BK viremia or BK virus nephropathy",
          "type": "OTHER"
        },
        {
          "name": "Standard Protocol - BK viremia or BK virus nephropathy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2015-09",
      "completion_date": "2022-07",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-10T20:29:47.759Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02758288"
    }
  ]
}