{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donor+Natural+Killer+%28NK%29+cells&page=2",
    "query": {
      "intervention": "Donor Natural Killer (NK) cells",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 78,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donor+Natural+Killer+%28NK%29+cells&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donor+Natural+Killer+%28NK%29+cells&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T08:11:21.760Z",
  "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": "NCT01106950",
      "title": "Haploidentical Natural Killer Cells to Treat Refractory or Relapsed Acute Myelogenous Leukemia (AML)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia, Myelogenous, Acute"
      ],
      "interventions": [
        {
          "name": "Natural Killer Cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Denileukin diftitox",
          "type": "DRUG"
        },
        {
          "name": "Donor lymphapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "IL-2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2010-07",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01106950"
    },
    {
      "nct_id": "NCT01181258",
      "title": "Penostatin, Rituximab and Ontak and Allogeneic Natural Killer (NK) Cells for Refractory Lymphoid Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Non-Hodgkin Lymphoma",
        "Chronic Lymphocytic Leukemia"
      ],
      "interventions": [
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Interleukin-2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Natural killer cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 16,
      "start_date": "2010-08",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2018-02-06",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181258"
    },
    {
      "nct_id": "NCT01823198",
      "title": "Donor Natural Killer Cells and Donor Stem Cell Transplant in Treating Patients With High Risk Myeloid Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Acute Erythroid Leukemia",
        "Acute Megakaryoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "Acute Myeloid Leukemia Arising From Previous Myelodysplastic Syndrome",
        "Acute Myeloid Leukemia in Remission",
        "Blast Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Blasts Under 20 Percent of Bone Marrow Nucleated Cells",
        "Blasts Under 20 Percent of Peripheral Blood White Cells",
        "Chronic Myelomonocytic Leukemia",
        "High Risk Myelodysplastic Syndrome",
        "Myelodysplastic Syndrome",
        "Recurrent Chronic Myelogenous Leukemia, BCR-ABL1 Positive",
        "Therapy-Related Acute Myeloid Leukemia",
        "Therapy-Related Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Allogeneic CD56-positive CD3-negative Natural Killer Cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Allogeneic Hematopoietic Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Peripheral Blood Stem Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "7 Years to 65 Years"
      },
      "enrollment_count": 63,
      "start_date": "2013-06-11",
      "completion_date": "2022-05-10",
      "has_results": true,
      "last_update_posted_date": "2023-11-07",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01823198"
    },
    {
      "nct_id": "NCT00274846",
      "title": "Donor Peripheral Stem Cell Transplant in Treating Patients With Relapsed Acute Myeloid Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "in vitro treated peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2005-03",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-28",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00274846"
    },
    {
      "nct_id": "NCT00526292",
      "title": "Chemotherapy and a Donor Natural Killer Cell Infusion in Treating Patients With Relapsed or Persistent Leukemia or Myelodysplastic Syndrome After a Donor Stem Cell Transplant",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "natural killer cell therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 12,
      "start_date": "2007-08",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2016-02-12",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00526292"
    },
    {
      "nct_id": "NCT07026942",
      "title": "Phase I/II Clinical Trial of Universal Donor CD33 CAR Natural Killer Cells for AML",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Relapsed/Refractory AML"
      ],
      "interventions": [
        {
          "name": "Universal donor derived CD33 CAR-NK",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "1 Year to 39 Years"
      },
      "enrollment_count": 42,
      "start_date": "2026-04-01",
      "completion_date": "2038-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-12",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07026942"
    },
    {
      "nct_id": "NCT00586703",
      "title": "Safety Trial of NK Cell DLI 3-5/6 Family Member Following Nonmyeloablative ASCT",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "NK-CD56",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "David Rizzieri, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2005-04",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2014-06-12",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00586703"
    },
    {
      "nct_id": "NCT07285668",
      "title": "Prophylactic TCRaB+ and CD19+ Depleted Donor Lymphocyte Infusion After Allogeneic Stem Cell Transplant in High-Risk Patients With Hematologic Malignancies",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematologic Malignancies"
      ],
      "interventions": [
        {
          "name": "Allogeneic donor TCRαβ+/CD19+ cell-depleted peripheral blood mononuclear cells",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 38,
      "start_date": "2026-02-26",
      "completion_date": "2031-02",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07285668"
    },
    {
      "nct_id": "NCT02130869",
      "title": "A Pilot Study of Immunotherapy Including Haploidentical NK Cell Infusion Following CD133+ Positively-Selected Autologous Hematopoietic Stem Cells in Children With High Risk Solid Tumors or Lymphomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma",
        "Lymphoma",
        "High-risk Tumor"
      ],
      "interventions": [
        {
          "name": "CD133+ selected autologous stem cell infusion",
          "type": "BIOLOGICAL"
        },
        {
          "name": "IL-2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "hu14.18K322A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Busulfan",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        },
        {
          "name": "GM-CSF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bendamustine",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Haploidentical natural killer cell infusion",
          "type": "DEVICE"
        },
        {
          "name": "G-CSF",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Etoposide phosphate",
          "type": "DRUG"
        },
        {
          "name": "CliniMACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 8,
      "start_date": "2014-10-10",
      "completion_date": "2017-12-20",
      "has_results": false,
      "last_update_posted_date": "2017-12-22",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02130869"
    },
    {
      "nct_id": "NCT01576692",
      "title": "Combination Chemotherapy, Monoclonal Antibody, and Natural Killer Cells in Treating Young Patients With Recurrent or Refractory Neuroblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma"
      ],
      "interventions": [
        {
          "name": "Humanized anti-GD2 antibody",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Cytokines",
          "type": "OTHER"
        },
        {
          "name": "Natural killer cells",
          "type": "BIOLOGICAL"
        },
        {
          "name": "CliniMACS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 34,
      "start_date": "2012-04",
      "completion_date": "2018-10-17",
      "has_results": false,
      "last_update_posted_date": "2018-11-15",
      "last_synced_at": "2026-10-09T08:11:21.760Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01576692"
    }
  ]
}