{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=7",
    "query": {
      "intervention": "Biomarker Testing",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 806,
    "total_pages": 81,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T09:13:17.418Z",
  "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": "NCT00892515",
      "title": "Exercise Programs in Healthy Young Women at Increased Risk of Developing Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Healthy, no Evidence of Disease"
      ],
      "interventions": [
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "gas chromatography",
          "type": "OTHER"
        },
        {
          "name": "immunoenzyme technique",
          "type": "OTHER"
        },
        {
          "name": "immunologic technique",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "mass spectrometry",
          "type": "OTHER"
        },
        {
          "name": "physiologic testing",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        },
        {
          "name": "dual x-ray absorptometry",
          "type": "PROCEDURE"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "study of high risk factors",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 35 Years · Female only"
      },
      "enrollment_count": 183,
      "start_date": "2008-10",
      "completion_date": "2016-05-20",
      "has_results": false,
      "last_update_posted_date": "2020-04-16",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00892515"
    },
    {
      "nct_id": "NCT04450576",
      "title": "HbA1c as an Early Serologic Marker for the Hemodynamic Progression of Stage A Heart Failure",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure, Diastolic"
      ],
      "interventions": [
        {
          "name": "Glycosylated hemoglobin",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Parkview Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": null,
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "2019-12-20",
      "completion_date": "2020-12-30",
      "has_results": false,
      "last_update_posted_date": "2020-11-16",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Pueblo, Colorado",
      "locations": [
        {
          "city": "Pueblo",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04450576"
    },
    {
      "nct_id": "NCT02450240",
      "title": "Latent Structure of Multi-level Assessments and Predictors of Outcomes in Psychiatric Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression",
        "Anxiety",
        "Eating Disorders",
        "Drug Use Disorders"
      ],
      "interventions": [
        {
          "name": "standardized diagnostic assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "self-report questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "behavioral tasks",
          "type": "BEHAVIORAL"
        },
        {
          "name": "physiological measurements",
          "type": "OTHER"
        },
        {
          "name": "structural and functional magnetic resonance imaging and EEG",
          "type": "OTHER"
        },
        {
          "name": "biomarker and microbiome assessments",
          "type": "OTHER"
        },
        {
          "name": "blood to derive induced pluripotent stem cells",
          "type": "OTHER"
        },
        {
          "name": "genetic and epigenetic assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Laureate Institute for Brain Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 1271,
      "start_date": "2015-01",
      "completion_date": "2020-06",
      "has_results": false,
      "last_update_posted_date": "2020-07-07",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02450240"
    },
    {
      "nct_id": "NCT05452889",
      "title": "PET Image in PAH Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "18F-FGLN PET Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "(18F)FPGLU",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Stephen Y. Chan",
      "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": 71,
      "start_date": "2022-07-11",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05452889"
    },
    {
      "nct_id": "NCT03874559",
      "title": "Exosomes in Rectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Kansas Medical 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": "2018-02-13",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03874559"
    },
    {
      "nct_id": "NCT01677507",
      "title": "Glaucoma Biomarkers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Variation in eye pressure response to timolol and latanoprost treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2012-08",
      "completion_date": "2016-08-30",
      "has_results": true,
      "last_update_posted_date": "2017-09-13",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 3,
      "location_summary": "Ann Arbor, Michigan • Rochester, Minnesota • Omaha, Nebraska",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01677507"
    },
    {
      "nct_id": "NCT01574677",
      "title": "Assessment of Septin9 Biomarker for Detection of Colorectal Cancer in Patients With Positive Fecal Immunochemical Test",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Epigenomics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "49 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "49 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-08-04",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Portland, Oregon",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01574677"
    },
    {
      "nct_id": "NCT06059963",
      "title": "A Prospective, Multi-center, Observational Study for Signal-C Test Evaluation",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Advanced Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Signal-C™",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Universal Diagnostics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "45 Years to 84 Years"
      },
      "enrollment_count": 12000,
      "start_date": "2024-01-18",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Raonoke, Virginia",
      "locations": [
        {
          "city": "Raonoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06059963"
    },
    {
      "nct_id": "NCT04058132",
      "title": "Cerebrovascular Reactivity Assessed With fNIRS as a Biomarker of TCVI After Acute Traumatic Brain Injury in Military",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Sildenafil Citrate 50Mg Tab",
          "type": "DRUG"
        },
        {
          "name": "functional Near-infrared Spectroscopy (fNIRS)",
          "type": "DEVICE"
        },
        {
          "name": "Carbon Dioxide (CO2) 5%",
          "type": "OTHER"
        },
        {
          "name": "Neuropsychological Assessments",
          "type": "OTHER"
        },
        {
          "name": "Gadolinium contrast infusion",
          "type": "DRUG"
        },
        {
          "name": "Blood sample collection for research purposes",
          "type": "PROCEDURE"
        },
        {
          "name": "Structural brain Magnetic Resonance Imaging (MRI",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Uniformed Services University of the Health Sciences",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 1,
      "start_date": "2019-08-09",
      "completion_date": "2020-03-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04058132"
    },
    {
      "nct_id": "NCT03064607",
      "title": "Neurodegeneration in Newborns After Anesthetics",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neurodegeneration",
        "General Anesthesia"
      ],
      "interventions": [
        {
          "name": "Fluid collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 25,
      "start_date": "2010-11-05",
      "completion_date": "2018-02-06",
      "has_results": false,
      "last_update_posted_date": "2019-02-19",
      "last_synced_at": "2026-10-21T09:13:17.418Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03064607"
    }
  ]
}