{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=4",
    "query": {
      "intervention": "biospecimen Collection",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 3527,
    "total_pages": 353,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-10T02:08:15.677Z",
  "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": "NCT05214105",
      "title": "The Predictive Capacity of Machine Learning Models for Progressive Kidney Disease in Individuals With Sickle Cell Anemia",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease",
        "Kidney Diseases, Chronic"
      ],
      "interventions": [
        {
          "name": "Biospecimen/DNA collection and analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Tennessee",
      "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": 400,
      "start_date": "2022-07-05",
      "completion_date": "2026-01-31",
      "has_results": false,
      "last_update_posted_date": "2023-12-14",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Winston-Salem, North Carolina • Memphis, Tennessee",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05214105"
    },
    {
      "nct_id": "NCT05705492",
      "title": "Olanzapine for the Management of Cancer Associated Appetite Loss in Patients With Advanced Esophagogastric, Hepatopancreaticobiliary, Colorectal or Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Advanced Biliary Tract Carcinoma",
        "Advanced Esophageal Carcinoma",
        "Metastatic Esophageal Carcinoma",
        "Locally Advanced Colorectal Carcinoma",
        "Locally Advanced Esophageal Carcinoma",
        "Locally Advanced Gastric Carcinoma",
        "Metastatic Colorectal Carcinoma (mCRC)",
        "Advanced Lung Carcinoma",
        "Locally Advanced Hepatocellular Carcinoma"
      ],
      "interventions": [
        {
          "name": "Olanzapine",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2024-07-17",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05705492"
    },
    {
      "nct_id": "NCT06205511",
      "title": "The Prevalence of Oral HPV Infection and Oral Lesions in People Living With HIV",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Human Immunodeficiency Virus",
        "Human Papilloma Virus"
      ],
      "interventions": [
        {
          "name": "Oral HPV Sample",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vivent Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2023-04-01",
      "completion_date": "2024-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 3,
      "location_summary": "Denver, Colorado • St Louis, Missouri • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06205511"
    },
    {
      "nct_id": "NCT00741416",
      "title": "Biorepository: Indiana Health Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease",
        "Heart Disease",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Fairbanks Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1400,
      "start_date": "2008-06",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2011-07-01",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 14,
      "location_summary": "Avon, Indiana • Brownsburg, Indiana • Franklin, Indiana + 6 more",
      "locations": [
        {
          "city": "Avon",
          "state": "Indiana"
        },
        {
          "city": "Brownsburg",
          "state": "Indiana"
        },
        {
          "city": "Franklin",
          "state": "Indiana"
        },
        {
          "city": "Greenfield",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00741416"
    },
    {
      "nct_id": "NCT04429204",
      "title": "Cryoablation for the Promotion of Local Tumor Infiltration in Patients With Mesothelioma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mesothelioma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cryosurgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2021-12-01",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-06-14",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04429204"
    },
    {
      "nct_id": "NCT07619534",
      "title": "Collection of CSF Samples From Participants With Metastatic Triple Negative Breast Cancer (TNBC) and HER2+ Breast Cancer With no Prior History Nor Active Radiographically Detectable Brain Metastases",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Breast Carcinoma",
        "Cancer of the Breast",
        "Malignant Neoplasm of Breast"
      ],
      "interventions": [
        {
          "name": "Arm 1",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 139,
      "start_date": "2026-11-12",
      "completion_date": "2034-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-11-09",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07619534"
    },
    {
      "nct_id": "NCT03538600",
      "title": "Sample Collection From Healthy Volunteers for Assay Optimization",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "3 Years to 80 Years"
      },
      "enrollment_count": 600,
      "start_date": "2018-06-28",
      "completion_date": "2043-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-11-05",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03538600"
    },
    {
      "nct_id": "NCT04352244",
      "title": "The Physiology of Human Brown Adipose Tissue",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adipose Tissue, Brown",
        "Adipose Tissue",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Fat biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood sampling",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood sample for DNA analysis",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DIAGNOSTIC_TEST",
        "GENETIC"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2020-03-05",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-31",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04352244"
    },
    {
      "nct_id": "NCT04751383",
      "title": "Testing the Combination of Two Immunotherapy Drugs (Magrolimab and Dinutuximab) in Patients With Relapsed or Refractory Neuroblastoma or Relapsed Osteosarcoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "High Risk Neuroblastoma",
        "Recurrent Neuroblastoma",
        "Recurrent Osteosarcoma",
        "Refractory Neuroblastoma",
        "Resectable Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dinutuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Magrolimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Resection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "2 Years to 35 Years"
      },
      "enrollment_count": 12,
      "start_date": "2021-08-31",
      "completion_date": "2024-09-30",
      "has_results": true,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • Palo Alto, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04751383"
    },
    {
      "nct_id": "NCT04275557",
      "title": "Using Radiogenomics to Predict Malignant Potential of Intraductal Papillary Mucinous Neoplasms of the Pancreas",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Cancer",
        "Pancreatic Cyst"
      ],
      "interventions": [
        {
          "name": "Blood Sample collection",
          "type": "OTHER"
        },
        {
          "name": "Tissue sample collection",
          "type": "OTHER"
        },
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1274,
      "start_date": "2020-02-18",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-11-10T02:08:15.677Z",
      "location_count": 3,
      "location_summary": "Lakewood Rch, Florida • Miami, Florida • Tampa, Florida",
      "locations": [
        {
          "city": "Lakewood Rch",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04275557"
    }
  ]
}