{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Collection&page=16",
    "query": {
      "intervention": "Tissue Collection",
      "page": 16
    },
    "page_size": 10
  },
  "pagination": {
    "page": 16,
    "page_size": 10,
    "total_count": 1584,
    "total_pages": 159,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Collection&page=17&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tissue+Collection&page=15&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T00:49:22.265Z",
  "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": "NCT04254419",
      "title": "Phase 1 Study of Locoregional Injections of Ex Vivo Expanded Natural Killer Cells",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "High Grade Glioma"
      ],
      "interventions": [
        {
          "name": "NK cells",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "12 Months to 39 Years"
      },
      "enrollment_count": 18,
      "start_date": "2025-03-04",
      "completion_date": "2031-10",
      "has_results": false,
      "last_update_posted_date": "2025-05-13",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04254419"
    },
    {
      "nct_id": "NCT03951792",
      "title": "Time Longitudinal Study of the Microbiome in Colorectal Cancer Subjects",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer Colon",
        "Gastrointestinal Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 220,
      "start_date": "2019-05-28",
      "completion_date": "2024-03-15",
      "has_results": false,
      "last_update_posted_date": "2024-04-18",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03951792"
    },
    {
      "nct_id": "NCT03533777",
      "title": "Antegrade Versus Retrograde IV for Blood Draws",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "There is no Focus on Any Specific Condition"
      ],
      "interventions": [
        {
          "name": "Peripheral intravenous catheter placement",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "OTHER"
        },
        {
          "name": "Peripheral intravenous catheter",
          "type": "DEVICE"
        },
        {
          "name": "To keep open (TKO) infusion of 0.9% normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 230,
      "start_date": "2018-06-22",
      "completion_date": "2019-06-19",
      "has_results": false,
      "last_update_posted_date": "2019-07-01",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03533777"
    },
    {
      "nct_id": "NCT00914849",
      "title": "Intravenous (IV) AMD3100 for Mobilization and Matched Related Transplant for Advanced Hematological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Neoplasms"
      ],
      "interventions": [
        {
          "name": "AMD3100",
          "type": "DRUG"
        },
        {
          "name": "Leukopheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Stem cell transplant",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 68,
      "start_date": "2009-08",
      "completion_date": "2012-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-17",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00914849"
    },
    {
      "nct_id": "NCT07401134",
      "title": "Improving Postoperative Recovery: A Study of Multimodal Perineal Analgesia Protocol (MPAP) After Vaginal Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Perineal Injury",
        "Pain Vulva",
        "Perineum; Injury"
      ],
      "interventions": [
        {
          "name": "Perineal ice packs, medicated witch-hazel pads, and topical benzocaine spray",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "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": 70,
      "start_date": "2026-02-18",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07401134"
    },
    {
      "nct_id": "NCT01064921",
      "title": "Ph I Vorinostat in the Treatment of Advanced Staged Oropharyngeal Squamous Cell Carcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage IV Squamous Cell Carcinoma of the Oropharynx"
      ],
      "interventions": [
        {
          "name": "vorinostat",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Correlative Studies",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2010-01-19",
      "completion_date": "2017-11-08",
      "has_results": false,
      "last_update_posted_date": "2019-06-04",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01064921"
    },
    {
      "nct_id": "NCT05869747",
      "title": "Firefighter Collaborative Research Project",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Exposure",
        "Cardiopulmonary"
      ],
      "interventions": [
        {
          "name": "Blood Donation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Plasma Donation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Zone 2 Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intermittent Fasting",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Surveys",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1500,
      "start_date": "2023-06-22",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-06-04",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 7,
      "location_summary": "Gilbert, Arizona • Green Valley, Arizona • Tucson, Arizona",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Green Valley",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05869747"
    },
    {
      "nct_id": "NCT02685098",
      "title": "A Clinical and Histological Analysis of Mesenchymal Stem Cells in Amputation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ischemia",
        "Peripheral Arterial Disease",
        "Peripheral Vascular Disease",
        "Vascular Disease",
        "Arterial Occlusive Disease",
        "Arteriosclerosis",
        "Atherosclerosis",
        "Cardiovascular Disease",
        "Pathologic Processes",
        "Orthopedic Procedures",
        "Amputation"
      ],
      "interventions": [
        {
          "name": "Allogeneic bone marrow derived mesenchymal stem cells",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 81,
      "start_date": "2017-01-23",
      "completion_date": "2023-10-03",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02685098"
    },
    {
      "nct_id": "NCT06928662",
      "title": "Chemotherapy (Decitabine in Combination With FLAG-Ida) and Total-Body Irradiation Followed by Donor Stem Cell Transplant for the Treatment of Adults With Myeloid Malignancies at High Risk of Relapse",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Acute Undifferentiated Leukemia",
        "Mixed Phenotype Acute Leukemia",
        "Recurrent Acute Myeloid Leukemia",
        "Recurrent Acute Undifferentiated Leukemia",
        "Recurrent Chronic Myelomonocytic Leukemia",
        "Recurrent Mixed Phenotype Acute Leukemia",
        "Recurrent Myelodysplastic Syndrome",
        "Refractory Acute Myeloid Leukemia",
        "Refractory Acute Undifferentiated Leukemia",
        "Refractory Chronic Myelomonocytic Leukemia",
        "Refractory Mixed Phenotype Acute Leukemia",
        "Refractory Myelodysplastic Syndrome",
        "Secondary Acute Myeloid Leukemia"
      ],
      "interventions": [
        {
          "name": "Decitabine",
          "type": "DRUG"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest Radiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Hematopoietic Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Idarubicin",
          "type": "DRUG"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Pheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Total-Body Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2025-09-23",
      "completion_date": "2028-11-29",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06928662"
    },
    {
      "nct_id": "NCT04291950",
      "title": "Epigenetics of TNBC in Overweight and Obese Hispanic & Non-Hispanic White Women",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Needle core biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2022-08-30",
      "completion_date": "2025-08-30",
      "has_results": false,
      "last_update_posted_date": "2022-12-20",
      "last_synced_at": "2026-10-18T00:49:22.265Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04291950"
    }
  ]
}