{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=37",
    "query": {
      "intervention": "Blood samples collected",
      "page": 37
    },
    "page_size": 10
  },
  "pagination": {
    "page": 37,
    "page_size": 10,
    "total_count": 4260,
    "total_pages": 426,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=38&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=36&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-15T08:46:08.459Z",
  "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": "NCT06543576",
      "title": "External Beam Radiation Therapy and Brachytherapy With Chemotherapy and Immunotherapy for the Treatment of Stage IVB Cervical Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cervical Adenocarcinoma",
        "Cervical Adenosquamous Carcinoma",
        "Cervical Squamous Cell Carcinoma",
        "Stage IVB Cervical Cancer American Joint Committee on Cancer (AJCC) v8"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "RADIATION",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive 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": 35,
      "start_date": "2025-07-29",
      "completion_date": "2032-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • San Diego, California • Oklahoma City, Oklahoma + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06543576"
    },
    {
      "nct_id": "NCT00504920",
      "title": "Symptom-Related Cytokines in Acute Myeloblastic Leukemia and Myelodysplastic Syndrome Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myelodysplastic Syndrome",
        "Acute Myeloblastic Leukemia",
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 30,
      "start_date": "2004-05",
      "completion_date": "2008-09",
      "has_results": false,
      "last_update_posted_date": "2012-08-01",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00504920"
    },
    {
      "nct_id": "NCT03022682",
      "title": "Inflammation, Diabetes, Ethnicity and Obesity Cohort",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Diabetes Mellitus",
        "Pre Diabetes"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 350,
      "start_date": "2015-02",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03022682"
    },
    {
      "nct_id": "NCT05135650",
      "title": "Pharmacokinetics of Sotrovimab as Pre-exposure Prophylaxis for COVID-19 in Hematopoietic Stem Cell Transplant Recipients, COVIDMAB Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "COVID-19 Infection",
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Sotrovimab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson 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": 20,
      "start_date": "2022-01-25",
      "completion_date": "2023-01-10",
      "has_results": true,
      "last_update_posted_date": "2025-02-13",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05135650"
    },
    {
      "nct_id": "NCT01141218",
      "title": "Internet-Based Clinical Information and Blood Sample Collection From Patients With Non-Small Cell Lung Cancer Who Never Smoked Cigarettes",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "internet-based protocol and physician referral",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram 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": 88,
      "start_date": "2009-07",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2017-04-25",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01141218"
    },
    {
      "nct_id": "NCT01850654",
      "title": "Ohio Colorectal Cancer Prevention Initiative",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lynch Syndrome",
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "LS tumor screening",
          "type": "GENETIC"
        },
        {
          "name": "Genetic testing",
          "type": "GENETIC"
        },
        {
          "name": "Genetic Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Biorepository",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive 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": 3470,
      "start_date": "2012-12-26",
      "completion_date": "2018-01-02",
      "has_results": false,
      "last_update_posted_date": "2018-06-28",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 49,
      "location_summary": "Akron, Ohio • Barberton, Ohio • Batavia, Ohio + 29 more",
      "locations": [
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Barberton",
          "state": "Ohio"
        },
        {
          "city": "Batavia",
          "state": "Ohio"
        },
        {
          "city": "Canton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01850654"
    },
    {
      "nct_id": "NCT07625605",
      "title": "The Meals Study for Amyotrophic Lateral Sclerosis and Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis (ALS)",
        "Parkinson's Disease (PD)"
      ],
      "interventions": [
        {
          "name": "The MIND diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Tennessee, Knoxville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 43,
      "start_date": "2023-11-20",
      "completion_date": "2025-05-21",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 3,
      "location_summary": "Elizabethton, Tennessee • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Elizabethton",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07625605"
    },
    {
      "nct_id": "NCT04604613",
      "title": "Prediction of Recurrence Among Low Risk Endometrial Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "FIGO Grade 1 Endometrial Endometrioid Adenocarcinoma",
        "FIGO Grade 2 Endometrial Endometrioid Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Bilateral Salpingectomy with Oophorectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Hysterectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Lymph Node Mapping",
          "type": "PROCEDURE"
        },
        {
          "name": "Sentinel Lymph Node Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 518,
      "start_date": "2012-11-08",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04604613"
    },
    {
      "nct_id": "NCT00133913",
      "title": "Circulating Tumor Cells in Patients With Metastatic Colorectal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Neoplasm Metastasis"
      ],
      "interventions": [
        {
          "name": "Phlebotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Immunicon",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 486,
      "start_date": "2004-03",
      "completion_date": "2009-01",
      "has_results": false,
      "last_update_posted_date": "2008-03-19",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00133913"
    },
    {
      "nct_id": "NCT04082520",
      "title": "Lutathera for the Treatment of Inoperable, Progressive Meningioma After External Beam Radiation Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Grade 1 Meningioma",
        "Grade 2 Meningioma",
        "Grade 3 Meningioma",
        "Recurrent Meningioma",
        "Unresectable Meningioma"
      ],
      "interventions": [
        {
          "name": "Gallium Ga 68-DOTATATE",
          "type": "RADIATION"
        },
        {
          "name": "Lutetium Lu 177 Dotatate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2020-04-14",
      "completion_date": "2032-03-04",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-15T08:46:08.459Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04082520"
    }
  ]
}