{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Biological+Markers&page=12",
    "query": {
      "condition": "Biological Markers",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 3308,
    "total_pages": 331,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Biological+Markers&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Biological+Markers&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T12:22:28.924Z",
  "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": "NCT01471106",
      "title": "Phase II Short-term Adjuvant Therapy and Biomarker Studies With Targeted Agents in Women With Estrogen Receptor Negative Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Dasatinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "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": 26,
      "start_date": "2014-01-21",
      "completion_date": "2024-05-30",
      "has_results": true,
      "last_update_posted_date": "2024-07-10",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Houston, Texas",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01471106"
    },
    {
      "nct_id": "NCT02389647",
      "title": "Identification of Novel Molecular Markers for Cerebral Ischemia From Patients With Minor and Devastating Ischemic Injury",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cerebral Ischemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Joseph's Hospital and Medical Center, Phoenix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2015-03",
      "completion_date": "2019-10-24",
      "has_results": false,
      "last_update_posted_date": "2019-10-29",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02389647"
    },
    {
      "nct_id": "NCT06540287",
      "title": "Molecular Optimization Via Exercise (MOVE)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Buck Institute for Research on Aging",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "65 Years to 80 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-09-19",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 1,
      "location_summary": "Novato, California",
      "locations": [
        {
          "city": "Novato",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06540287"
    },
    {
      "nct_id": "NCT07747714",
      "title": "Black Forest Cocoa Flavanol Supplementation and Health Trial",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endothelial Function",
        "Oxidative Stress",
        "Inflamation",
        "Vascular Health"
      ],
      "interventions": [
        {
          "name": "Cocoa Flavanol Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low-Flavanol Control Powder",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Black Forest LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "30 Years to 75 Years · Male only"
      },
      "enrollment_count": 90,
      "start_date": "2026-08-15",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 2,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07747714"
    },
    {
      "nct_id": "NCT06656338",
      "title": "Phase 2 Seattle Dietary Biomarkers Development Center",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "Higher HEI-2020 diet followed by lower HEI-2020 diet",
          "type": "OTHER"
        },
        {
          "name": "Lower HEI-2020 diet followed by higher HEI-2020 diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Marian Neuhouser",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2025-03-18",
      "completion_date": "2026-02-27",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06656338"
    },
    {
      "nct_id": "NCT00186563",
      "title": "A Human In-vivo Model for the Detection of Inflammatory and Nociceptive Biomarkers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Diseases"
      ],
      "interventions": [
        {
          "name": "Micro-plasmapheresis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Martin Angst",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 13,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-06-19",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00186563"
    },
    {
      "nct_id": "NCT03488693",
      "title": "Regional Radiotherapy in Biomarker Low-Risk Node Positive and T3N0 Breast Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Radiation",
          "type": "RADIATION"
        },
        {
          "name": "No Radiation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Canadian Cancer Trials Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "35 Years and older · Female only"
      },
      "enrollment_count": 2138,
      "start_date": "2018-10-16",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 451,
      "location_summary": "Fairbanks, Alaska • Gilbert, Arizona • Phoenix, Arizona + 349 more",
      "locations": [
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03488693"
    },
    {
      "nct_id": "NCT06770998",
      "title": "A Study of a Novel EEG Neurofeedback System for PTSD Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress Disorders, Post-Traumatic"
      ],
      "interventions": [
        {
          "name": "EEG-neurofeedback training",
          "type": "DEVICE"
        },
        {
          "name": "Sham training",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Foundation for Atlanta Veterans Education and Research, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 250,
      "start_date": "2025-05-14",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Decatur, Georgia • Boston, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06770998"
    },
    {
      "nct_id": "NCT01592552",
      "title": "A Biospecimen and Clinical Data Study on Patients for Drug & Biomarker Discovery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer's Disease",
        "Multiple Sclerosis",
        "Parkinson's Disease",
        "Huntington's Disease",
        "Amyotrophic Lateral Sclerosis (ALS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sanguine Biosciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 20,
      "start_date": "2011-11",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2023-11-22",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 1,
      "location_summary": "Sherman Oaks, California",
      "locations": [
        {
          "city": "Sherman Oaks",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01592552"
    },
    {
      "nct_id": "NCT04603326",
      "title": "FoxBioNet: ECV (Extracellular Vesicle) 004",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Lumbar Puncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Michael J. Fox Foundation for Parkinson's Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 140,
      "start_date": "2021-05-06",
      "completion_date": "2023-07-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-11-15T12:22:28.924Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • New York, New York • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04603326"
    }
  ]
}