{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mass+Spectrometry",
    "query": {
      "intervention": "Mass Spectrometry"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 127,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Mass+Spectrometry&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T01:48:19.382Z",
  "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": "NCT00077324",
      "title": "Proteomic Profiling in Diagnosing Non-Small Cell Lung Cancer in Patients Who Are Undergoing Lung Resection for Suspicious Stage I Lung Lesions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "proteomic profiling",
          "type": "GENETIC"
        },
        {
          "name": "surface-enhanced laser desorption/ionization-time of flight mass spectrometry",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "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": 1000,
      "start_date": "2004-02",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2016-07-06",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 72,
      "location_summary": "Birmingham, Alabama • Concord, California • Duarte, California + 53 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Concord",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00077324"
    },
    {
      "nct_id": "NCT06618183",
      "title": "Drug Screening System Method Comparison",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Reagent Kits, Diagnostic"
      ],
      "interventions": [
        {
          "name": "Fingerprint sweat drug screen",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Fingerprint sweat laboratory analysis",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Intelligent Bio Solutions Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 135,
      "start_date": "2024-08-26",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 3,
      "location_summary": "Decatur, Georgia • Berlin, New Jersey • Marlton, New Jersey",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Berlin",
          "state": "New Jersey"
        },
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06618183"
    },
    {
      "nct_id": "NCT06402318",
      "title": "Passive Detection- SARS-CoV-2 (COVID-19) A&M Breathalyzer (PROTECT Kiosk) for Operational Medicine",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19",
        "SARS CoV 2 Virus",
        "COVID-19 Pneumonia",
        "COVID-19 Respiratory Infection",
        "COVID-19 Acute Respiratory Distress Syndrome"
      ],
      "interventions": [
        {
          "name": "A&M Breathalyzer PROTECT Kiosk",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Geneva Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-12-27",
      "completion_date": "2026-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06402318"
    },
    {
      "nct_id": "NCT00255398",
      "title": "Kidney Disease Biomarkers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Disease",
        "Glomerular Disease",
        "Idiopathic Nephrotic Syndrome",
        "Focal Segmental Glomerulosclerosis",
        "Collapsing Glomerulopathy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2005-11-10",
      "completion_date": "2014-12-03",
      "has_results": false,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00255398"
    },
    {
      "nct_id": "NCT00898742",
      "title": "Gene and Protein Expression Patterns in Predicting Response to Cetuximab in Patients With Recurrent and/or Metastatic Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "DNA and tissue microarray analysis",
          "type": "GENETIC"
        },
        {
          "name": "reverse transcriptase-polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "mass spectrometry",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 58,
      "start_date": "2007-04",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2013-04-02",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 3,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00898742"
    },
    {
      "nct_id": "NCT00898378",
      "title": "Study of Biomarkers in Blood & Tissue Samples From Patients With Colorectal Cancer or Polyps & Patients Without Polyps",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Healthy, no Evidence of Disease",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "polymorphism analysis",
          "type": "GENETIC"
        },
        {
          "name": "protein expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "proteomic profiling",
          "type": "GENETIC"
        },
        {
          "name": "gas chromatography",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "liquid chromatography",
          "type": "OTHER"
        },
        {
          "name": "mass spectrometry",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 551,
      "start_date": "2009-01",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-09-18",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00898378"
    },
    {
      "nct_id": "NCT03631667",
      "title": "Ultralow Dose PAH Binary Mixture Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Environmental Exposure"
      ],
      "interventions": [
        {
          "name": "[14C]-benzo[a]pyrene",
          "type": "DRUG"
        },
        {
          "name": "[14C]-benzo[a]pyrene plus phenanthrene",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 8,
      "start_date": "2018-10-01",
      "completion_date": "2024-02-01",
      "has_results": true,
      "last_update_posted_date": "2025-05-22",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Corvallis, Oregon",
      "locations": [
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03631667"
    },
    {
      "nct_id": "NCT03639090",
      "title": "Mass Spectrometry in Single Bladder Cancer Cells",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "mass spectrometry",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "30 Years to 99 Years"
      },
      "enrollment_count": 2,
      "start_date": "2017-07-01",
      "completion_date": "2020-10-08",
      "has_results": false,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03639090"
    },
    {
      "nct_id": "NCT00540982",
      "title": "Vinorelbine in Treating Patients With Advanced Solid Tumors That Have Not Responded to Treatment and Liver Dysfunction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "indocyanine green",
          "type": "DRUG"
        },
        {
          "name": "lidocaine",
          "type": "DRUG"
        },
        {
          "name": "vinorelbine ditartrate",
          "type": "DRUG"
        },
        {
          "name": "high performance liquid chromatography",
          "type": "OTHER"
        },
        {
          "name": "intracellular fluorescence polarization analysis",
          "type": "OTHER"
        },
        {
          "name": "liquid chromatography",
          "type": "OTHER"
        },
        {
          "name": "mass spectrometry",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 47,
      "start_date": "1997-02-20",
      "completion_date": "2010-05-20",
      "has_results": true,
      "last_update_posted_date": "2025-07-02",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Pasadena, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00540982"
    },
    {
      "nct_id": "NCT01383447",
      "title": "Entinostat And Imatinib Mesylate In Treating Patients With Relapsed or Refractory Philadelphia Chromosome-Positive Acute Lymphoblastic Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Philadelphia Chromosome Positive Adult Precursor Acute Lymphoblastic Leukemia",
        "Recurrent Adult Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "entinostat",
          "type": "DRUG"
        },
        {
          "name": "imatinib mesylate",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "western blotting",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "flow cytometry",
          "type": "OTHER"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "high performance liquid chromatography",
          "type": "OTHER"
        },
        {
          "name": "mass spectrometry",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "GENETIC"
      ],
      "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": 2,
      "start_date": "2010-10",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2017-08-08",
      "last_synced_at": "2026-09-05T01:48:19.382Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01383447"
    }
  ]
}