{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=29",
    "query": {
      "intervention": "Biomarker Testing",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 808,
    "total_pages": 81,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+Testing&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T16:37:08.171Z",
  "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": "NCT01840150",
      "title": "Study to Evaluate NA-NOSE for Monitoring and Detecting Recurrence in Early Stage Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage IA Non-small Cell Lung Cancer",
        "Stage IB Non-small Cell Lung Cancer",
        "Stage IIA Non-small Cell Lung Cancer",
        "Stage IIB Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "breath test",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Fox Chase 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": 41,
      "start_date": "2012-08-23",
      "completion_date": "2019-07-05",
      "has_results": false,
      "last_update_posted_date": "2023-03-13",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01840150"
    },
    {
      "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": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02450240"
    },
    {
      "nct_id": "NCT04237025",
      "title": "Effects of Nordic Walking Exercise on Gait, Motor/Non-motor Symptoms, and Exercise Biomarkers in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Nordic walking exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Grand Valley State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2021-02-15",
      "completion_date": "2021-12-01",
      "has_results": false,
      "last_update_posted_date": "2022-03-31",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Grand Rapids, Michigan",
      "locations": [
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04237025"
    },
    {
      "nct_id": "NCT06337097",
      "title": "STRICT - Surveillance With TRoponin During Immune Checkpoint Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immune Checkpoint Therapy"
      ],
      "interventions": [
        {
          "name": "Troponin surveillance",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Standard of care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 980,
      "start_date": "2024-02-02",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06337097"
    },
    {
      "nct_id": "NCT04928014",
      "title": "Validation of a Tear-based Screening Assay for Breast Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Breast Cancer",
        "Breast Cancer Female",
        "Health Care Utilization",
        "Health Knowledge, Attitudes, Practice",
        "Health Personnel Attitude",
        "Health Care Acceptability"
      ],
      "interventions": [
        {
          "name": "Schirmer Strip",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Namida Lab",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 100 Years · Female only"
      },
      "enrollment_count": 205,
      "start_date": "2021-06-01",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04928014"
    },
    {
      "nct_id": "NCT03545789",
      "title": "Phase 1 Test-retest Evaluation of [18F]MNI-958 PET",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers",
        "Alzheimer Disease",
        "Progressive Supranuclear Palsy"
      ],
      "interventions": [
        {
          "name": "[18F]MNI-958",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Invicro",
      "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": 16,
      "start_date": "2018-03-12",
      "completion_date": "2020-02-06",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03545789"
    },
    {
      "nct_id": "NCT01987388",
      "title": "Metabolic Flexibility as a Biomarker of Adaptation to Diet and Exercise Challenges",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "High Intensity Exercise",
          "type": "OTHER"
        },
        {
          "name": "Low Intensity Exercise",
          "type": "OTHER"
        },
        {
          "name": "High Carbohydrate Beverage",
          "type": "OTHER"
        },
        {
          "name": "High Fat Beverage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "USDA Beltsville Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "22 Years to 35 Years"
      },
      "enrollment_count": 16,
      "start_date": "2012-12",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Beltsville, Maryland",
      "locations": [
        {
          "city": "Beltsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01987388"
    },
    {
      "nct_id": "NCT01587573",
      "title": "Developing an In-vitro Diagnostic Risk-Stratification Test for Oral Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oral Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "saliva collection prior to clinically driven oral biopsy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "PeriRx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 370,
      "start_date": "2012-04",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-12",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Ann Arbor, Michigan • East Lansing, Michigan + 2 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        },
        {
          "city": "Warren",
          "state": "Michigan"
        },
        {
          "city": "Wynnewood",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01587573"
    },
    {
      "nct_id": "NCT02134379",
      "title": "Dynamic Thoracic Impedance as a Marker for Heart Failure Decompensation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure; With Decompensation"
      ],
      "interventions": [
        {
          "name": "Medtronic ICDs, CRT-Ds, and CRT-Ps",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Charles Porter, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2014-04",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-04-14",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02134379"
    },
    {
      "nct_id": "NCT07560579",
      "title": "Weight Loss and Endocrine Disrupting Chemicals (EDCs): Lifestyle Interventions to Lose Weight and Reduce EDC Exposure in Individuals With Overweight/Obesity",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity &Amp;Amp;Amp; Overweight",
        "Environmental Exposure",
        "Overweight (BMI > 25)"
      ],
      "interventions": [
        {
          "name": "Educational curriculum",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weight loss Application",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Urinary EDC metabolite testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Siphox clinic biomarker test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Weight loss reporting",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Million Marker Wellness, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2025-08-18",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-23T16:37:08.171Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07560579"
    }
  ]
}