{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+studies",
    "query": {
      "intervention": "Biomarker studies"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4714,
    "total_pages": 472,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biomarker+studies&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T23:08:37.375Z",
  "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": "NCT01164163",
      "title": "INCB18424 in Treating Young Patients With Relapsed or Refractory Solid Tumor, Leukemia, or Myeloproliferative Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "ruxolitinib phosphate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "1 Year to 21 Years"
      },
      "enrollment_count": 49,
      "start_date": "2010-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-10-23",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Orange, California • San Francisco, California + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01164163"
    },
    {
      "nct_id": "NCT00701298",
      "title": "Decitabine With or Without Interferon Alfa-2b in Treating Patients With Unresectable or Metastatic Solid Tumors",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "peginterferon alfa-2b",
          "type": "BIOLOGICAL"
        },
        {
          "name": "decitabine",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "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": 30,
      "start_date": "2009-04",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-02-24",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 1,
      "location_summary": "Las Vegas, Nevada",
      "locations": [
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00701298"
    },
    {
      "nct_id": "NCT01004887",
      "title": "Study of Tissue and Blood Samples From Patients With High-Grade Glioma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 631,
      "start_date": "1995-11",
      "completion_date": "2019-01-15",
      "has_results": false,
      "last_update_posted_date": "2019-01-17",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 110,
      "location_summary": "Scottsdale, Arizona • Hartford, Connecticut • Jacksonville, Florida + 64 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01004887"
    },
    {
      "nct_id": "NCT01038778",
      "title": "Entinostat in Combination With Aldesleukin in Treating Patients With Metastatic Kidney Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Clear Cell Renal Cell Carcinoma",
        "Metastatic Kidney Carcinoma",
        "Stage III Renal Cell Cancer AJCC v7",
        "Stage IV Renal Cell Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Entinostat",
          "type": "DRUG"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "RADIATION"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "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": 47,
      "start_date": "2009-10-29",
      "completion_date": "2027-02-12",
      "has_results": true,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Baltimore, Maryland • Buffalo, New York + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01038778"
    },
    {
      "nct_id": "NCT01256385",
      "title": "Temsirolimus With or Without Cetuximab in Patients With Recurrent and/or Metastatic Head and Neck Cancer Who Did Not Respond to Previous Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Hypopharyngeal Squamous Cell Carcinoma",
        "Recurrent Laryngeal Squamous Cell Carcinoma",
        "Recurrent Laryngeal Verrucous Carcinoma",
        "Recurrent Lip and Oral Cavity Squamous Cell Carcinoma",
        "Recurrent Metastatic Squamous Cell Carcinoma in the Neck With Occult Primary",
        "Recurrent Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Recurrent Nasopharyngeal Keratinizing Squamous Cell Carcinoma",
        "Recurrent Oral Cavity Verrucous Carcinoma",
        "Recurrent Oropharyngeal Squamous Cell Carcinoma",
        "Recurrent Salivary Gland Carcinoma",
        "Salivary Gland Squamous Cell Carcinoma",
        "Squamous Cell Carcinoma Metastatic in the Neck With Occult Primary",
        "Stage IV Hypopharyngeal Squamous Cell Carcinoma",
        "Stage IV Nasopharyngeal Keratinizing Squamous Cell Carcinoma",
        "Stage IVA Laryngeal Squamous Cell Carcinoma",
        "Stage IVA Laryngeal Verrucous Carcinoma",
        "Stage IVA Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVA Major Salivary Gland Carcinoma",
        "Stage IVA Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVA Oral Cavity Verrucous Carcinoma",
        "Stage IVA Oropharyngeal Squamous Cell Carcinoma",
        "Stage IVB Laryngeal Squamous Cell Carcinoma",
        "Stage IVB Laryngeal Verrucous Carcinoma",
        "Stage IVB Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVB Major Salivary Gland Carcinoma",
        "Stage IVB Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVB Oral Cavity Verrucous Carcinoma",
        "Stage IVB Oropharyngeal Squamous Cell Carcinoma",
        "Stage IVC Laryngeal Squamous Cell Carcinoma",
        "Stage IVC Laryngeal Verrucous Carcinoma",
        "Stage IVC Lip and Oral Cavity Squamous Cell Carcinoma",
        "Stage IVC Major Salivary Gland Carcinoma",
        "Stage IVC Nasal Cavity and Paranasal Sinus Squamous Cell Carcinoma",
        "Stage IVC Oral Cavity Verrucous Carcinoma",
        "Stage IVC Oropharyngeal Squamous Cell Carcinoma",
        "Tongue Carcinoma"
      ],
      "interventions": [
        {
          "name": "Cetuximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Temsirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "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": 86,
      "start_date": "2010-11",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-03-27",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 23,
      "location_summary": "Scottsdale, Arizona • Aurora, Colorado • Jacksonville, Florida + 16 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01256385"
    },
    {
      "nct_id": "NCT00544804",
      "title": "Lapatinib in Treating Patients With Advanced or Metastatic Breast Cancer That Overexpresses HER2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Breast Cancer",
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "lapatinib ditosylate",
          "type": "DRUG"
        },
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "diagnostic laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 41,
      "start_date": "2007-08",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-07-02",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00544804"
    },
    {
      "nct_id": "NCT00052949",
      "title": "Imatinib Mesylate in Treating Patients With Recurrent Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Recurrent Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "imatinib mesylate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 91,
      "start_date": "2003-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-10-08",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00052949"
    },
    {
      "nct_id": "NCT02538926",
      "title": "Etoposide, Prednisone, Vincristine Sulfate, Cyclophosphamide, and Doxorubicin Hydrochloride With Asparaginase in Treating Patients With Acute Lymphoblastic Leukemia or Lymphoblastic Lymphoma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "B Lymphoblastic Lymphoma",
        "Recurrent Adult Acute Lymphoblastic Leukemia",
        "Recurrent B Lymphoblastic Lymphoma",
        "Recurrent T Lymphoblastic Leukemia/Lymphoma",
        "Refractory B Lymphoblastic Lymphoma",
        "Refractory T Lymphoblastic Lymphoma",
        "T Acute Lymphoblastic Leukemia",
        "T Lymphoblastic Lymphoma"
      ],
      "interventions": [
        {
          "name": "Asparaginase",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Imatinib Mesylate",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2018-07-01",
      "completion_date": "2021-07-30",
      "has_results": false,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02538926"
    },
    {
      "nct_id": "NCT02587650",
      "title": "Capmatinib, Ceritinib, Regorafenib, or Entrectinib in Treating Patients With BRAF/NRAS Wild-Type Stage III-IV Melanoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "ALK Fusion Protein Expression",
        "BRAF wt Allele",
        "Invasive Skin Melanoma",
        "MET Fusion Gene Positive",
        "NRAS wt Allele",
        "NTRK1 Fusion Positive",
        "NTRK2 Fusion Positive",
        "NTRK3 Fusion Positive",
        "RET Fusion Positive",
        "ROS1 Fusion Positive",
        "Stage III Cutaneous Melanoma",
        "Stage IIIA Cutaneous Melanoma",
        "Stage IIIB Cutaneous Melanoma",
        "Stage IIIC Cutaneous Melanoma",
        "Stage IV Cutaneous Melanoma"
      ],
      "interventions": [
        {
          "name": "Capmatinib",
          "type": "DRUG"
        },
        {
          "name": "Ceritinib",
          "type": "DRUG"
        },
        {
          "name": "Entrectinib",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Regorafenib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2015-03-26",
      "completion_date": "2018-07-12",
      "has_results": true,
      "last_update_posted_date": "2020-01-27",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02587650"
    },
    {
      "nct_id": "NCT05653921",
      "title": "Prospective Study to Validate the Imaging Biomarker for NCP (R33)",
      "overall_status": "SUSPENDED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dry Eye Syndromes",
        "Corneal Disease"
      ],
      "interventions": [
        {
          "name": "In vivo confocal microscopy (IVCM)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tufts Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 438,
      "start_date": "2022-12-16",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-09-03T23:08:37.375Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05653921"
    }
  ]
}