{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bio-specimen+samples&page=6",
    "query": {
      "intervention": "Bio-specimen samples",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 764,
    "total_pages": 77,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bio-specimen+samples&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Bio-specimen+samples&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T14:47:15.197Z",
  "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": "NCT01810913",
      "title": "Testing Docetaxel-Cetuximab or the Addition of an Immunotherapy Drug, Atezolizumab, to the Usual Chemotherapy and Radiation Therapy in High-Risk Head and Neck Cancer",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Oropharyngeal p16INK4a-Negative Squamous Cell Carcinoma",
        "Stage III Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage III Laryngeal Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage III Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage III Oropharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Hypopharyngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Laryngeal Squamous Cell Carcinoma AJCC v7",
        "Stage IV Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7",
        "Stage IV Oropharyngeal Squamous Cell Carcinoma AJCC v7"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL",
        "RADIATION",
        "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": 613,
      "start_date": "2013-03-22",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 338,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 266 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01810913"
    },
    {
      "nct_id": "NCT03676647",
      "title": "Diagnostic DNA Methylation Signature in Diagnosing Thyroid Cancer After Fine-Needle Aspiration in Patients With Thyroid Nodules",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thyroid Gland Nodule"
      ],
      "interventions": [
        {
          "name": "Diagnostic DNA Methylation Signature",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2027-01-01",
      "completion_date": "2028-09-25",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03676647"
    },
    {
      "nct_id": "NCT03027076",
      "title": "Microbiome of Urologic Chronic Pelvic Pain Syndrome",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostatitis",
        "Chronic Prostatitis",
        "Interstitial Cystitis",
        "Painful Bladder Syndrome",
        "Bladder Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Genitourinary Specimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Collect midstream urine samples",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2013-11",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2017-08-30",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03027076"
    },
    {
      "nct_id": "NCT03854474",
      "title": "Testing the Addition of Tazemetostat to the Immunotherapy Drug, Pembrolizumab (MK-3475), in Advanced Urothelial Carcinoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Urothelial Carcinoma",
        "Metastatic Urothelial Carcinoma",
        "Stage III Bladder Cancer AJCC v8",
        "Stage IV Bladder Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tazemetostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "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": 30,
      "start_date": "2019-11-18",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 33,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Derby, Connecticut + 28 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Derby",
          "state": "Connecticut"
        },
        {
          "city": "Fairfield",
          "state": "Connecticut"
        },
        {
          "city": "Guilford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03854474"
    },
    {
      "nct_id": "NCT04165018",
      "title": "Prospective Study FNB, Is It Time To Abandon Cytological Assessment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Fine-Needle Biopsy (FNB)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 52,
      "start_date": "2021-04-09",
      "completion_date": "2023-10-10",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04165018"
    },
    {
      "nct_id": "NCT05501665",
      "title": "Split Course Adaptive Radiation Therapy With Pembrolizumab With/Without Chemotherapy for Treating Stage IV Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Non-Small Cell Carcinoma",
        "Stage IV Lung Cancer AJCC v8",
        "Stage III Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "OTHER"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pemetrexed",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "[18-F] (fluoropropyl)-L-glutamate (FSPG) PET scan",
          "type": "OTHER"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cemiplimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Atezolizumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Vanderbilt-Ingram 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": 25,
      "start_date": "2023-05-09",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2024-10-17",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05501665"
    },
    {
      "nct_id": "NCT02809716",
      "title": "High Definition Single Cell Analysis in Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Carcinoma in the Liver",
        "Stage IV Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Cytology Specimen Collection Procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2016-08-01",
      "completion_date": "2020-05-29",
      "has_results": false,
      "last_update_posted_date": "2023-08-14",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 6,
      "location_summary": "La Jolla, California • Los Angeles, California • Newport Beach, California + 1 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02809716"
    },
    {
      "nct_id": "NCT06449287",
      "title": "Impact of Exogenous Ketones on Indices of Keto-Adaptation in Obese Subjects on Weight Reducing Diets.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketogenic Diet",
        "Weight Loss"
      ],
      "interventions": [
        {
          "name": "Diet",
          "type": "OTHER"
        },
        {
          "name": "Blood Draw",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ketone/Glucose Monitoring",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Body Composition",
          "type": "OTHER"
        },
        {
          "name": "Urine Analysis",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Neuropsychological Measures - ANAM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 37,
      "start_date": "2018-07-05",
      "completion_date": "2019-08-21",
      "has_results": false,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06449287"
    },
    {
      "nct_id": "NCT02776111",
      "title": "Microfluidics and Transcriptomics in Post Solid Organ Transplant Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immunosuppression"
      ],
      "interventions": [
        {
          "name": "Blood Sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 7,
      "start_date": "2016-07",
      "completion_date": "2019-06-26",
      "has_results": false,
      "last_update_posted_date": "2019-07-01",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02776111"
    },
    {
      "nct_id": "NCT05669664",
      "title": "Testing the Anti-cancer Drug Darolutamide in Patients With Testosterone-Driven Salivary Gland Cancers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Locally Advanced Salivary Gland Carcinoma",
        "Metastatic Salivary Gland Carcinoma",
        "Recurrent Salivary Gland Carcinoma",
        "Unresectable Salivary Gland Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Darolutamide",
          "type": "DRUG"
        },
        {
          "name": "Leuprolide Acetate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "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": 21,
      "start_date": "2023-07-20",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-23T14:47:15.197Z",
      "location_count": 27,
      "location_summary": "Irvine, California • Los Angeles, California • Orange, California + 21 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05669664"
    }
  ]
}