{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=114",
    "query": {
      "intervention": "biospecimen Collection",
      "page": 114
    },
    "page_size": 10
  },
  "pagination": {
    "page": 114,
    "page_size": 10,
    "total_count": 3530,
    "total_pages": 353,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=115&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=biospecimen+Collection&page=113&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-13T08:24:02.796Z",
  "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": "NCT01264471",
      "title": "Mechanisms of Mitochondrial Defects in Gulf War Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gulf War Syndrome",
        "Mitochondrial Disease"
      ],
      "interventions": [
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medical Neurogenetics, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2009-05",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2015-04-13",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01264471"
    },
    {
      "nct_id": "NCT04858334",
      "title": "APOLLO: A Randomized Phase II Double-Blind Study of Olaparib Versus Placebo Following Curative Intent Therapy in Patients With Resected Pancreatic Cancer and a Pathogenic BRCA1, BRCA2 or PALB2 Mutation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Acinar Cell Carcinoma",
        "Pancreatic Adenosquamous Carcinoma",
        "Pancreatic Squamous Cell Carcinoma",
        "Resectable Pancreatic Acinar Cell Carcinoma",
        "Resectable Pancreatic Adenocarcinoma",
        "Resectable Pancreatic Adenosquamous Carcinoma",
        "Resectable Pancreatic Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Olaparib",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        }
      ],
      "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": 152,
      "start_date": "2021-06-22",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-11-12",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 453,
      "location_summary": "Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 305 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04858334"
    },
    {
      "nct_id": "NCT05595499",
      "title": "Fisetin to Improve Physical Function in Stage I-III Breast Cancer Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Fisetin",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 88,
      "start_date": "2023-03-27",
      "completion_date": "2028-08-14",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 7,
      "location_summary": "Alhambra, California • Beverly Hills, California • Burbank, California + 4 more",
      "locations": [
        {
          "city": "Alhambra",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05595499"
    },
    {
      "nct_id": "NCT05717036",
      "title": "Refractix DSP and TS Meter-DSP Measurement Comparison",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Serum Total Protein Measurement with TS Meter-DSP and Refractix DSP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Reichert, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-02-13",
      "completion_date": "2023-02-15",
      "has_results": false,
      "last_update_posted_date": "2023-02-08",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Lauderhill, Florida",
      "locations": [
        {
          "city": "Lauderhill",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05717036"
    },
    {
      "nct_id": "NCT06039371",
      "title": "Supraphysiological Androgen to Enhance Treatment Activity in Metastatic Castration-Resistant Prostate Cancer, SPECTRA Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Castration-Resistant Prostate Carcinoma",
        "Metastatic Prostate Adenocarcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Testosterone Cypionate",
          "type": "DRUG"
        },
        {
          "name": "Radioconjugate",
          "type": "OTHER"
        },
        {
          "name": "Dual X-ray Absorptiometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68-PSMA-617",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 69,
      "start_date": "2024-05-21",
      "completion_date": "2028-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06039371"
    },
    {
      "nct_id": "NCT05060354",
      "title": "COVID-19 Vaccine Response in Treated MS Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 159,
      "start_date": "2021-06-01",
      "completion_date": "2023-09-28",
      "has_results": false,
      "last_update_posted_date": "2024-01-25",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05060354"
    },
    {
      "nct_id": "NCT01574781",
      "title": "Non-invasive Prenatal Diagnostic Validation Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chromosome 13 Aneuploidy",
        "Chromosome 18 Aneuploidy",
        "Chromosome 21 Aneuploidy",
        "Sex Chromosome Aberrations",
        "Other Microdeletions"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Cheek swab/Saliva Sampling",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Natera, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1781,
      "start_date": "2011-09",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2013-07-02",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574781"
    },
    {
      "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": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04352244"
    },
    {
      "nct_id": "NCT05676099",
      "title": "TSC Biosample Repository and Natural History Database",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tuberous Sclerosis",
        "Lymphangioleiomyomatosis"
      ],
      "interventions": [
        {
          "name": "Phlebotomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Buccal (cheek) swab",
          "type": "PROCEDURE"
        },
        {
          "name": "Genetic Testing",
          "type": "GENETIC"
        },
        {
          "name": "Tissue donation after routine clinical procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "National Tuberous Sclerosis Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5000,
      "start_date": "2016-01",
      "completion_date": "2050-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Loma Linda, California • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05676099"
    },
    {
      "nct_id": "NCT06187064",
      "title": "Combination Primary Care and Prevention Services for Women Who Inject Drugs and Exchange Sex in Seattle, Washington",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "HIV Infections",
        "Chlamydia",
        "Gonorrhea",
        "Syphilis",
        "Trichomonas"
      ],
      "interventions": [
        {
          "name": "Mobile Van Clinic",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-03-18",
      "completion_date": "2025-03-12",
      "has_results": true,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-11-13T08:24:02.796Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06187064"
    }
  ]
}