{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=39",
    "query": {
      "intervention": "biospecimen Collection",
      "page": 39
    },
    "page_size": 10
  },
  "pagination": {
    "page": 39,
    "page_size": 10,
    "total_count": 3528,
    "total_pages": 353,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=40&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=38&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-11T00:51:15.648Z",
  "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": "NCT06533254",
      "title": "Behavioral AI to Predict and Increase Peritoneal Dialysis Uptake",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Predicting choice of dialysis",
          "type": "OTHER"
        },
        {
          "name": "Behavioral nudges",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Scaled Insights",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2024-09-01",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-02",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06533254"
    },
    {
      "nct_id": "NCT03752528",
      "title": "Evaluation of Long-term Buprenorphine Plasma Exposure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Blood sample collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine sample collection",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Indivior Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 53,
      "start_date": "2019-02-19",
      "completion_date": "2019-07-18",
      "has_results": true,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 11,
      "location_summary": "Hamilton, Alabama • Tampa, Florida • Prairie Village, Kansas + 7 more",
      "locations": [
        {
          "city": "Hamilton",
          "state": "Alabama"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Prairie Village",
          "state": "Kansas"
        },
        {
          "city": "Watertown",
          "state": "Massachusetts"
        },
        {
          "city": "Berlin",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03752528"
    },
    {
      "nct_id": "NCT06445192",
      "title": "Evaluating the Impact of a Virtually Supervised Exercise Intervention and Group Counseling on Inflammation and the Microbiome of Smokers at High Risk for Lung Cancer, BE FIT Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Exercise Counseling",
          "type": "OTHER"
        },
        {
          "name": "Exercise Intervention",
          "type": "OTHER"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Telemedicine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 65,
      "start_date": "2023-11-03",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06445192"
    },
    {
      "nct_id": "NCT05939011",
      "title": "Ketogenic Diet Health and Longevity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketogenic Dieting",
        "Ketoses, Metabolic",
        "Ketosis"
      ],
      "interventions": [
        {
          "name": "Well-formulated Ketogenic Diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "30 Years to 55 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-04-08",
      "completion_date": "2023-09-15",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05939011"
    },
    {
      "nct_id": "NCT03118687",
      "title": "Human Immunome Program",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Biospecimen and survey collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 2,
      "start_date": "2017-07-01",
      "completion_date": "2020-06-18",
      "has_results": false,
      "last_update_posted_date": "2021-02-08",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03118687"
    },
    {
      "nct_id": "NCT00572689",
      "title": "Pilot Study of Exenatide Pharmacokinetics and Pharmacodynamics in Gestational Diabetes",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Gestational Diabetes"
      ],
      "interventions": [
        {
          "name": "Exenatide",
          "type": "DRUG"
        },
        {
          "name": "Buccal/blood Sample Collection",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2013-08",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2015-08-21",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00572689"
    },
    {
      "nct_id": "NCT00472589",
      "title": "A Biological Sample Collection Protocol of Women With and Without Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Hoosier Cancer Research Network",
      "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": 400,
      "start_date": "2007-05",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2016-08-23",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 11,
      "location_summary": "Galesburg, Illinois • Bloomington, Indiana • Evansville, Indiana + 6 more",
      "locations": [
        {
          "city": "Galesburg",
          "state": "Illinois"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        },
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00472589"
    },
    {
      "nct_id": "NCT01251874",
      "title": "Veliparib and Carboplatin in Treating Patients With HER2-Negative Metastatic Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Breast Carcinoma",
        "Stage IIIB Breast Cancer AJCC v7",
        "Stage IIIC Breast Cancer AJCC v7",
        "Stage IV Breast Cancer AJCC v6 and v7",
        "Triple-Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorothymidine F-18",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Veliparib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "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": 44,
      "start_date": "2010-11-22",
      "completion_date": "2026-11-19",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 3,
      "location_summary": "The Bronx, New York • Columbus, Ohio",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01251874"
    },
    {
      "nct_id": "NCT00726882",
      "title": "A Follow-up Assessment of Resistance to ABT-333 in Hepatitis C Virus (HCV)-Infected Subjects Who Have Received ABT-333 in ABT-333 Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HCV Infection"
      ],
      "interventions": [
        {
          "name": "Blood sample collection only",
          "type": "PROCEDURE"
        },
        {
          "name": "ABT-333",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "AbbVie (prior sponsor, Abbott)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 35,
      "start_date": "2008-08",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2015-01-08",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 6,
      "location_summary": "Anaheim, California • Los Angeles, California • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Baton Rouge",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00726882"
    },
    {
      "nct_id": "NCT07887061",
      "title": "Tacabrutideg and Sonrotoclax, With Response-Guided Obinutuzumab, for the Treatment of Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Lymphocytic Leukemia",
        "Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma",
        "Small Lymphocytic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Tacabrutideg",
          "type": "DRUG"
        },
        {
          "name": "Sonrotoclax",
          "type": "DRUG"
        },
        {
          "name": "Obinutuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Transthoracic Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Multigated Acquisition Scan",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson 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": 30,
      "start_date": "2027-01-01",
      "completion_date": "2032-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-21",
      "last_synced_at": "2026-11-11T00:51:15.648Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07887061"
    }
  ]
}