{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Hyperpolarized+13C+Pyruvate+Magnetic+Resonance+Imaging+%28HP-13C+MRI%29",
    "query": {
      "intervention": "Hyperpolarized 13C Pyruvate Magnetic Resonance Imaging (HP-13C MRI)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-08T21:41:21.438Z",
  "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": "NCT05599048",
      "title": "Hyperpolarized 13C MRI as a Biomarker in Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Advanced Solid Tumor"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized 13C-Pyruvate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI)",
          "type": "PROCEDURE"
        },
        {
          "name": "13C,15N-Urea",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Robert Bok, MD, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2022-12-15",
      "completion_date": "2027-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-08T21:41:21.438Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05599048"
    },
    {
      "nct_id": "NCT07510607",
      "title": "Hyperpolarized Carbon Metabolic Imaging in Multiple Sclerosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "RRMS",
        "Relapsing Remitting MS"
      ],
      "interventions": [
        {
          "name": "HP 13C pyruvate injection",
          "type": "DRUG"
        },
        {
          "name": "MRI Scanner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Ari Green",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2026-06-03",
      "completion_date": "2029-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-10-08T21:41:21.438Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07510607"
    },
    {
      "nct_id": "NCT04019002",
      "title": "Hyperpolarized Carbon-13 (13C) Pyruvate Imaging in Patients With Glioblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma Multiforme (GBM)"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized 13C Pyruvate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Susan Chang",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2019-11-19",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-08T21:41:21.438Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019002"
    },
    {
      "nct_id": "NCT06814587",
      "title": "Hyperpolarized 13C Pyruvate-MRI and FDG-PET in a Single Exam for the Prognosis of Ischemic Cardiomyopathy",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Artery Bypass Graft (CABG)"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized 13C Pyruvate Magnetic Resonance Imaging (HP-13C MRI)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "[¹⁸F]Fluorodeoxyglucose Positron Emission Tomography (FDG-PET)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "SPECT MPI (Single Photon Emission Computed Tomography Myocardial Perfusion Imaging)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "20 Years to 80 Years"
      },
      "enrollment_count": 15,
      "start_date": "2024-07-01",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-08T21:41:21.438Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06814587"
    },
    {
      "nct_id": "NCT06176079",
      "title": "Hyperpolarized Pyruvate (13C) Magnetic Resonance Imaging In Patients With Fatty Liver Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-Alcoholic Fatty Liver Disease",
        "Non Alcoholic Fatty Liver",
        "Non Alcoholic Steatohepatitis",
        "NAFLD",
        "NASH"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized (HP) 13C",
          "type": "DRUG"
        },
        {
          "name": "Hyperpolarized 13C-Urea",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Saline Flush",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Michael Ohliger, MD PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2020-07-22",
      "completion_date": "2025-08-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-08T21:41:21.438Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06176079"
    }
  ]
}