{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Samples+will+be+collected",
    "query": {
      "intervention": "Samples will be collected"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 919,
    "total_pages": 92,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Samples+will+be+collected&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-09T05:57:40.501Z",
  "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": "NCT04542980",
      "title": "Qualitative Evaluation of Tear Fluid and Blood for Auto Antibodies Produced in Response to COVID-19",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "SARS-CoV 2 Infection",
        "Covid19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV2 Autoantibody detection",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Namida Lab",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 44,
      "start_date": "2020-09-15",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-03-21",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Fayetteville, Arkansas",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04542980"
    },
    {
      "nct_id": "NCT04097158",
      "title": "Biomarkers in Different Types of Amyotrophic Lateral Sclerosis (ALS) Patients Being Treated With Edaravone",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Sample Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 160,
      "start_date": "2019-10-08",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04097158"
    },
    {
      "nct_id": "NCT05584397",
      "title": "Comparing Immune Activation and Latent HIV Reservoir Size Between People Living With HIV on Tenofovir-containing Versus NRTI-free ART",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV-1-infection",
        "HIV Disease Progression",
        "Inflammation",
        "HIV"
      ],
      "interventions": [
        {
          "name": "Venipuncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Targeted physical medical exam",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine pregnancy test",
          "type": "PROCEDURE"
        },
        {
          "name": "Anoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Esophagogastroduodenoscopy (EGD)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-09-01",
      "completion_date": "2026-08-28",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05584397"
    },
    {
      "nct_id": "NCT06600880",
      "title": "Neuronavigation-guided FUS-induced BBB Opening in Alzheimer's Disease Patients and Its Effects on Brain Amyloid and Tau",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer Disease, Early Onset"
      ],
      "interventions": [
        {
          "name": "Neuronavigation-guided single-element focused ultrasound transducer",
          "type": "DEVICE"
        },
        {
          "name": "Lumason",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging (MRI) with or without gadolinium contrast agents",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "RADIATION"
        },
        {
          "name": "Amyvid",
          "type": "DRUG"
        },
        {
          "name": "MK-6240",
          "type": "DRUG"
        },
        {
          "name": "Dotarem",
          "type": "DRUG"
        },
        {
          "name": "Blood draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "UR5e",
          "type": "DEVICE"
        },
        {
          "name": "Urine test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "OTHER",
        "RADIATION",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2027-08",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06600880"
    },
    {
      "nct_id": "NCT04564196",
      "title": "Breath Metabolomics in the Laboring Parturient",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Labor Onset and Length Abnormalities"
      ],
      "interventions": [
        {
          "name": "Breath Sample",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Stanford University",
      "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": 53,
      "start_date": "2020-11-11",
      "completion_date": "2023-06-06",
      "has_results": false,
      "last_update_posted_date": "2023-06-08",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04564196"
    },
    {
      "nct_id": "NCT05268991",
      "title": "Aging and Frailty Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Effects of Chemotherapy",
        "Aging",
        "Frailty"
      ],
      "interventions": [
        {
          "name": "Geriatric Assessments and Frailty Indices",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2022-05-02",
      "completion_date": "2025-06-13",
      "has_results": false,
      "last_update_posted_date": "2025-08-01",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05268991"
    },
    {
      "nct_id": "NCT04100408",
      "title": "Inherited Genetic Susceptibility in Langerhans Cell Histiocytosis (LCH)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Histiocytosis, Langerhans-Cell"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "Up to 25 Years"
      },
      "enrollment_count": 647,
      "start_date": "2020-06-01",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04100408"
    },
    {
      "nct_id": "NCT03334708",
      "title": "A Study of Blood Based Biomarkers for Pancreas Adenocarcinoma",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreatic Cancer",
        "Pancreatic Diseases",
        "Pancreatitis",
        "Pancreatic Cyst"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Tumor Tissue Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Cyst Fluid",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2017-10-30",
      "completion_date": "2026-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 10,
      "location_summary": "Middletown, New Jersey • Montvale, New Jersey • Cold Spring Harbor, New York + 4 more",
      "locations": [
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Cold Spring Harbor",
          "state": "New York"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03334708"
    },
    {
      "nct_id": "NCT05207397",
      "title": "Lactate for Energy and Neurocognition",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Aging",
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Lactate infusion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "60 Years to 95 Years"
      },
      "enrollment_count": 24,
      "start_date": "2023-04-12",
      "completion_date": "2024-03-29",
      "has_results": false,
      "last_update_posted_date": "2025-05-14",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05207397"
    },
    {
      "nct_id": "NCT02352662",
      "title": "Peri-operative Assessment of Coagulopathy in Neonates and Infants Undergoing Cardiac Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Perioperative blood samples collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "Up to 12 Months"
      },
      "enrollment_count": 0,
      "start_date": "2015-04",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-04-10",
      "last_synced_at": "2026-09-09T05:57:40.501Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02352662"
    }
  ]
}