{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=sample+collection&page=46",
    "query": {
      "intervention": "sample collection",
      "page": 46
    },
    "page_size": 10
  },
  "pagination": {
    "page": 46,
    "page_size": 10,
    "total_count": 3667,
    "total_pages": 367,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=sample+collection&page=47&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=sample+collection&page=45&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T00:21:18.905Z",
  "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": "NCT03063203",
      "title": "Single Agent Decitabine in TP53 Mutated Relapsed/Refractory Acute Myeloid Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Acute Myeloid Leukemia, Relapsed, Adult"
      ],
      "interventions": [
        {
          "name": "Decitabine",
          "type": "DRUG"
        },
        {
          "name": "Bone marrow biopsy/aspirate",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Buccal swab",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 17,
      "start_date": "2017-07-14",
      "completion_date": "2022-03-16",
      "has_results": true,
      "last_update_posted_date": "2022-06-02",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03063203"
    },
    {
      "nct_id": "NCT00848289",
      "title": "Genetic Susceptibility to Bladder Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Interviews",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 6086,
      "start_date": "1998-02-10",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00848289"
    },
    {
      "nct_id": "NCT02743910",
      "title": "Monitoring Plasma Tumor DNA in Early-Stage Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "ptDNA",
          "type": "OTHER"
        },
        {
          "name": "Tissue sample",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 228,
      "start_date": "2016-07",
      "completion_date": "2026-03-02",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02743910"
    },
    {
      "nct_id": "NCT04183218",
      "title": "Characterizing Chemo-Radiotherapy Treatment-Related Cardiac Changes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Clinical Stage 0 Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage 0 Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage I Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage I Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage II Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IIA Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IIB Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Localized Esophageal Carcinoma",
        "Localized Lung Carcinoma",
        "Pathologic Stage 0 Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage 0 Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage I Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage I Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IC Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage II Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage III Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIIA Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIIA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Pathologic Stage IIIB Esophageal Adenocarcinoma AJCC v8",
        "Pathologic Stage IIIB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage I Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage I Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage II Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage III Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IIIA Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IIIA Esophageal Squamous Cell Carcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IIIB Esophageal Adenocarcinoma AJCC v8",
        "Postneoadjuvant Therapy Stage IIIB Esophageal Squamous Cell Carcinoma AJCC v8",
        "Stage 0 Lung Cancer AJCC v8",
        "Stage I Lung Cancer AJCC v8",
        "Stage IA1 Lung Cancer AJCC v8",
        "Stage IA2 Lung Cancer AJCC v8",
        "Stage IA3 Lung Cancer AJCC v8",
        "Stage IB Lung Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage IIA Lung Cancer AJCC v8",
        "Stage IIB Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IIIC Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cardiac Event Monitor",
          "type": "DEVICE"
        },
        {
          "name": "Chemoradiotherapy",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "OTHER",
        "RADIATION"
      ],
      "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": 24,
      "start_date": "2019-09-23",
      "completion_date": "2024-05-02",
      "has_results": true,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04183218"
    },
    {
      "nct_id": "NCT04118842",
      "title": "A Study in Healthy Subjects to Assess the Pharmacokinetics of Savolitinib When Administered Alone and in Combination With Rifampicin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Solid Tumors"
      ],
      "interventions": [
        {
          "name": "Savolitinib",
          "type": "DRUG"
        },
        {
          "name": "Rifampicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2019-10-17",
      "completion_date": "2020-02-26",
      "has_results": false,
      "last_update_posted_date": "2020-04-03",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04118842"
    },
    {
      "nct_id": "NCT00919425",
      "title": "S9910, Collecting and Storing Blood and Bone Marrow Samples From Patients With Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1294,
      "start_date": "1999-04",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2015-03-06",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 292,
      "location_summary": "Fort Smith, Arkansas • Berkeley, California • Burbank, California + 192 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Fairfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00919425"
    },
    {
      "nct_id": "NCT00995891",
      "title": "Collection of Blood, Bone Marrow, and Buccal Mucosa Samples From Healthy Volunteers for Center for Human Immunology, Autoimmunity, and Inflammatory Diseases (CHI) Laboratory Research Studies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 88,
      "start_date": "2009-09-09",
      "completion_date": "2018-09-05",
      "has_results": false,
      "last_update_posted_date": "2019-12-05",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00995891"
    },
    {
      "nct_id": "NCT05773274",
      "title": "Comparing Retreatment of 177Lu-DOTATATE PRRT Versus the Usual Treatment in Patients With Metastatic Unresectable Gastroenteropancreatic Neuroendocrine Tumors, NET RETREAT Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Digestive System Neuroendocrine Tumor G1",
        "Metastatic Digestive System Neuroendocrine Tumor G2",
        "Unresectable Digestive System Neuroendocrine Tumor G1",
        "Unresectable Digestive System Neuroendocrine Tumor G2"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Everolimus",
          "type": "DRUG"
        },
        {
          "name": "Lutetium Lu 177 Dotatate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Sunitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "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": 100,
      "start_date": "2024-01-12",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05773274"
    },
    {
      "nct_id": "NCT01194024",
      "title": "Scoring System for Inhalation Injury",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Inhalation Injury"
      ],
      "interventions": [
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "American Burn Association",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2011-11-30",
      "completion_date": "2019-09-29",
      "has_results": false,
      "last_update_posted_date": "2021-07-21",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 9,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Sacramento, California + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01194024"
    },
    {
      "nct_id": "NCT03433846",
      "title": "Predictors of Sepsis in Ex-Preterm Infants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sepsis",
        "Premature Birth"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Days",
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "0 Days to 2 Years"
      },
      "enrollment_count": 40,
      "start_date": "2019-04-18",
      "completion_date": "2022-05-01",
      "has_results": false,
      "last_update_posted_date": "2022-05-20",
      "last_synced_at": "2026-10-28T00:21:18.905Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03433846"
    }
  ]
}