{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=104",
    "query": {
      "intervention": "Blood samples collected",
      "page": 104
    },
    "page_size": 10
  },
  "pagination": {
    "page": 104,
    "page_size": 10,
    "total_count": 4272,
    "total_pages": 428,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=105&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Blood+samples+collected&page=103&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-06T11:10:34.081Z",
  "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": "NCT06730100",
      "title": "CBX-12 for the Treatment of Metastatic Chemotherapy-Refractory Microsatellite Stable Colorectal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Mismatch Repair Proficient Colorectal Carcinoma",
        "Refractory Mismatch Repair Proficient Colorectal Carcinoma",
        "Stage IV Colorectal Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "pH Low Insertion Peptide-exatecan Conjugate CBX-12",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 35,
      "start_date": "2025-09-11",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-11-03",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 15,
      "location_summary": "Irvine, California • Los Angeles, California • Orange, California + 11 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06730100"
    },
    {
      "nct_id": "NCT03121300",
      "title": "Functional Imaging in Lung SBRT",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "CT Scan",
          "type": "OTHER"
        },
        {
          "name": "Lung CT",
          "type": "OTHER"
        },
        {
          "name": "MRI",
          "type": "OTHER"
        },
        {
          "name": "Walk Test",
          "type": "OTHER"
        },
        {
          "name": "SGRQ",
          "type": "OTHER"
        },
        {
          "name": "Biological Sample Collection",
          "type": "OTHER"
        },
        {
          "name": "Toxicity",
          "type": "OTHER"
        },
        {
          "name": "Cardiac Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Michigan Rogel 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": 33,
      "start_date": "2017-02-06",
      "completion_date": "2019-08-30",
      "has_results": false,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03121300"
    },
    {
      "nct_id": "NCT00048984",
      "title": "Diagnostic Study of Tumor Characteristics in Patients With Ewing's Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "Up to 50 Years"
      },
      "enrollment_count": 637,
      "start_date": "2003-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-06-24",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "Arcadia, California",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048984"
    },
    {
      "nct_id": "NCT04373564",
      "title": "Effect on Body Movement and Mental Skills in Patients Who Received Gadolinium-based Contrast Media for Magnetic Resonance Examination Multiple Times Within 5 Years",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Motor Function",
        "Cognitive Function",
        "Contrast Media"
      ],
      "interventions": [
        {
          "name": "Motor Tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Cognitive Tests",
          "type": "PROCEDURE"
        },
        {
          "name": "Unenhanced-MRI of the brain",
          "type": "PROCEDURE"
        },
        {
          "name": "Gadolinium Measurements",
          "type": "PROCEDURE"
        },
        {
          "name": "Gadoxetate disodium",
          "type": "DRUG"
        },
        {
          "name": "Gadobenate dimeglumine",
          "type": "DRUG"
        },
        {
          "name": "Gadodiamide",
          "type": "DRUG"
        },
        {
          "name": "Gadoterate meglumine",
          "type": "DRUG"
        },
        {
          "name": "Gadobutrol",
          "type": "DRUG"
        },
        {
          "name": "Gadoteridol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Guerbet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 2076,
      "start_date": "2021-03-24",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 16,
      "location_summary": "Scottsdale, Arizona • New Haven, Connecticut • Chicago, Illinois + 11 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04373564"
    },
    {
      "nct_id": "NCT07622901",
      "title": "Fasting InTervention for Endometrial Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Endometrial Cancer"
      ],
      "interventions": [
        {
          "name": "Prolonged Overnight Fasting (POF)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Blood Specimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Sugar Monitor",
          "type": "OTHER"
        },
        {
          "name": "Hysterectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Miami",
      "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": 42,
      "start_date": "2026-02-27",
      "completion_date": "2028-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07622901"
    },
    {
      "nct_id": "NCT01543087",
      "title": "Duration of hSBA Response After a Primary Series of Bivalent rLP2086 Followed by a Booster Dose",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Meningococcal Infection"
      ],
      "interventions": [
        {
          "name": "blood sampling",
          "type": "PROCEDURE"
        },
        {
          "name": "bivalent rLP2086",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 698,
      "start_date": "2012-09-07",
      "completion_date": "2018-01-05",
      "has_results": true,
      "last_update_posted_date": "2020-03-27",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 36,
      "location_summary": "Chandler, Arizona • Huntington Beach, California • Paramount, California + 25 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01543087"
    },
    {
      "nct_id": "NCT03327181",
      "title": "Short Chain Fatty Acid Metabolism in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "short chain fatty acid tracers",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "45 Years to 100 Years"
      },
      "enrollment_count": 63,
      "start_date": "2017-04-19",
      "completion_date": "2019-02-14",
      "has_results": false,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03327181"
    },
    {
      "nct_id": "NCT04331067",
      "title": "Neoadjuvant Nivolumab and Chemotherapy in Patients With Localized Triple-negative Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cabiralizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Tumor biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone marrow",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2020-11-19",
      "completion_date": "2026-06-09",
      "has_results": true,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04331067"
    },
    {
      "nct_id": "NCT06454409",
      "title": "Regorafenib in Combination With Venetoclax and Azacitidine for the Treatment of Patients With Relapsed or Refractory Acute Myeloid Leukemia",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Myelodysplastic Syndrome/Acute Myeloid Leukemia",
        "Recurrent Acute Myeloid Leukemia",
        "Recurrent Myelodysplastic Syndrome",
        "Refractory Acute Myeloid Leukemia",
        "Refractory Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Azacitidine",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Regorafenib",
          "type": "DRUG"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical 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": "2025-04-25",
      "completion_date": "2030-09-06",
      "has_results": false,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06454409"
    },
    {
      "nct_id": "NCT06037187",
      "title": "Coagulopathy of Immunodermatologic Diseases",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Autoimmune Bullous Dermatosis"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2023-05-09",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-11-06T11:10:34.081Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06037187"
    }
  ]
}