{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=26",
    "query": {
      "intervention": "Biomarker Testing",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 808,
    "total_pages": 81,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T11:06:24.411Z",
  "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": "NCT07798271",
      "title": "Optimizing Adaptive DBS for Parkinson's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PARKINSON DISEASE (Disorder)"
      ],
      "interventions": [
        {
          "name": "aDBS-Extended (Medtronic Percept™)",
          "type": "DEVICE"
        },
        {
          "name": "aDBS-Standard (Medtronic Percept™)",
          "type": "DEVICE"
        },
        {
          "name": "Continuous DBS (cDBS) - Active Control (Medtronic Percept™)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2026-05-08",
      "completion_date": "2032-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07798271"
    },
    {
      "nct_id": "NCT06547099",
      "title": "Study to Understand Novel Biomarkers in Researching Dementia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Mild Cognitive Impairment",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Clinical tau PET",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Clinical amyloid test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Research blood collection",
          "type": "OTHER"
        },
        {
          "name": "Cognitive assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 1800,
      "start_date": "2024-08-14",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06547099"
    },
    {
      "nct_id": "NCT07223684",
      "title": "TDAP in Burn Patients (Group 2)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sepsis",
        "Burn Injury",
        "Wound Healing",
        "Critical Illness",
        "Multiple Organ Dysfunction Syndrome"
      ],
      "interventions": [
        {
          "name": "Observational Cohort (No Intervention)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Henry M. Jackson Foundation for the Advancement of Military Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-05-15",
      "completion_date": "2027-12-15",
      "has_results": false,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 3,
      "location_summary": "Tampa, Florida • Atlanta, Georgia • Houston, Texas",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223684"
    },
    {
      "nct_id": "NCT00025363",
      "title": "Comparison of Chemotherapy Regimens in Treating Children With Relapsed or Progressive Rhabdomyosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alveolar Childhood Rhabdomyosarcoma",
        "Embryonal Childhood Rhabdomyosarcoma",
        "Embryonal-botryoid Childhood Rhabdomyosarcoma",
        "Previously Treated Childhood Rhabdomyosarcoma",
        "Recurrent Childhood Rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "irinotecan hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "tirapazamine",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "pharmacogenomic studies",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "Up to 20 Years"
      },
      "enrollment_count": 150,
      "start_date": "2001-11",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-01-17",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "Arcadia, California",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00025363"
    },
    {
      "nct_id": "NCT03897478",
      "title": "Biomarkers of Acute Stroke in Clinic",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemic Stroke",
        "Ischemia",
        "Atrial Fibrillation",
        "Transient Ischemic Attack",
        "Transient Cerebrovascular Events",
        "Thrombotic Stroke",
        "Stroke",
        "Stroke, Acute",
        "Stroke, Ischemic",
        "Stroke, Complication",
        "Stroke of Basilar Artery",
        "Atherosclerosis",
        "Atheroma",
        "Cardioembolic Stroke",
        "Cardiomyopathies",
        "Cardiovascular Stroke",
        "Thromboembolism"
      ],
      "interventions": [
        {
          "name": "ISCDX blood test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Ischemia Care LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 500,
      "start_date": "2019-04-01",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03897478"
    },
    {
      "nct_id": "NCT03988309",
      "title": "STRATA: Safe Testing of Risk for AsymptomaTic MicrohematuriA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematuria",
        "Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cxbladder",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Pacific Edge Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 554,
      "start_date": "2019-09-11",
      "completion_date": "2024-07-24",
      "has_results": false,
      "last_update_posted_date": "2025-05-31",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Winter Garden, Florida • Chicago, Illinois + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Winter Garden",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03988309"
    },
    {
      "nct_id": "NCT03851445",
      "title": "Lung-MAP: A Master Screening Protocol for Previously-Treated Non-Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Previously Treated Non-Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Screening Platform",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10000,
      "start_date": "2019-02-06",
      "completion_date": "2029-01-28",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1229,
      "location_summary": "Birmingham, Alabama • Daphne, Alabama • Fairhope, Alabama + 807 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Daphne",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03851445"
    },
    {
      "nct_id": "NCT07594665",
      "title": "Expanding Access to Cognitive Health Biomarker Testing at Home",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment (MCI)",
        "Alzheimer's Dementia (AD)",
        "Subjective Cognitive Decline (SCD)",
        "Cognitive Aging"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-05-18",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07594665"
    },
    {
      "nct_id": "NCT02496208",
      "title": "Cabozantinib S-malate and Nivolumab With or Without Ipilimumab in Treating Patients With Metastatic Genitourinary Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bladder Small Cell Neuroendocrine Carcinoma",
        "Bladder Squamous Cell Carcinoma",
        "Bladder Urothelial Carcinoma",
        "Clear Cell Renal Cell Carcinoma",
        "Invasive Bladder Plasmacytoid Urothelial Carcinoma",
        "Invasive Bladder Sarcomatoid Urothelial Carcinoma",
        "Invasive Sarcomatoid Urothelial Carcinoma",
        "Kidney Medullary Carcinoma",
        "Malignant Genitourinary System Neoplasm",
        "Malignant Solid Neoplasm",
        "Penile Carcinoma",
        "Penile Squamous Cell Carcinoma",
        "Renal Cell Carcinoma",
        "Renal Pelvis Urothelial Carcinoma",
        "Sarcomatoid Renal Cell Carcinoma",
        "Stage III Bladder Cancer AJCC v8",
        "Stage III Penile Cancer AJCC v8",
        "Stage III Renal Cell Cancer AJCC v8",
        "Stage III Renal Pelvis and Ureter Cancer AJCC v8",
        "Stage III Renal Pelvis Cancer AJCC v8",
        "Stage III Ureter Cancer AJCC v8",
        "Stage III Urethral Cancer AJCC v8",
        "Stage IV Bladder Cancer AJCC v8",
        "Stage IV Penile Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8",
        "Stage IV Renal Pelvis and Ureter Cancer AJCC v8",
        "Stage IV Ureter Cancer AJCC v8",
        "Stage IV Urethral Cancer AJCC v8",
        "Ureter Urothelial Carcinoma",
        "Urethral Urothelial Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": "2015-07-22",
      "completion_date": "2027-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-15",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 8,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California + 3 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02496208"
    },
    {
      "nct_id": "NCT01909362",
      "title": "Biomarker Analysis for Patients With Metastatic Colorectal Cancer (MCC)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Neoplasms",
        "Advanced Metastatic Colorectal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "US Oncology Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2013-07",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2014-02-26",
      "last_synced_at": "2026-10-23T11:06:24.411Z",
      "location_count": 1,
      "location_summary": "Incl Greenville, SC and Tyler, TX, Texas",
      "locations": [
        {
          "city": "Incl Greenville, SC and Tyler, TX",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01909362"
    }
  ]
}