{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tumor+Collection",
    "query": {
      "intervention": "Tumor Collection"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3373,
    "total_pages": 338,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tumor+Collection&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T09:23:56.651Z",
  "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": "NCT06370143",
      "title": "A Study Collecting Health Information to Understand and Prevent Gastric Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastric Atrophy",
        "Gastric Intestinal Metaplasia",
        "Dysplasia",
        "Gastric Adenocarcinoma",
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 3200,
      "start_date": "2024-04-11",
      "completion_date": "2036-04-11",
      "has_results": false,
      "last_update_posted_date": "2026-01-30",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06370143"
    },
    {
      "nct_id": "NCT03321643",
      "title": "Testing the Addition of an Immunotherapy Agent, Atezolizumab, When Given With the Usual Chemo-Immunotherapy Drug Combination (Rituximab Plus Gemcitabine and Oxaliplatin) for Relapsed/Refractory (That Has Come Back or Not Responded to Treatment) Transformed Diffuse Large B-Cell Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Diffuse Large B-Cell Lymphoma",
        "Recurrent Transformed Non-Hodgkin Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma",
        "Refractory Transformed Non-Hodgkin Lymphoma",
        "Richter Syndrome",
        "Transformed Follicular Lymphoma to Diffuse Large B-Cell Lymphoma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "DRUG"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Rituximab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "BIOLOGICAL"
      ],
      "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": 24,
      "start_date": "2018-09-18",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 4,
      "location_summary": "Duarte, California • La Jolla, California • Sacramento, California + 1 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03321643"
    },
    {
      "nct_id": "NCT01263613",
      "title": "Feasibility Study of Biomarkers of Response to Neoadjuvant Paclitaxel in Locally Advanced Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "tumor biopsy and blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "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": 6,
      "start_date": "2010-12",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2019-11-19",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01263613"
    },
    {
      "nct_id": "NCT03874559",
      "title": "Exosomes in Rectal Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Kansas 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": 30,
      "start_date": "2018-02-13",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03874559"
    },
    {
      "nct_id": "NCT04239040",
      "title": "GVAX Plus Checkpoint Blockade in Neuroblastoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuroblastoma",
        "Pediatric Solid Tumor"
      ],
      "interventions": [
        {
          "name": "Tissue collection",
          "type": "PROCEDURE"
        },
        {
          "name": "GVAX vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 19,
      "start_date": "2020-01-29",
      "completion_date": "2024-02-29",
      "has_results": false,
      "last_update_posted_date": "2025-03-19",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04239040"
    },
    {
      "nct_id": "NCT05694650",
      "title": "Perceptions of Hospital Care at Home for Patients With Cancer: A Qualitative Study of Cancer Providers, Patients and Caregivers.",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Focus Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interview",
          "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": 20,
      "start_date": "2022-10-12",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05694650"
    },
    {
      "nct_id": "NCT07565974",
      "title": "THC Versus THC/CBD Versus Placebo to Improve Sleep Quality for Patients With Solid Organ Cancer and Insomnia",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Insomnia",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Single Agent Therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "25 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2026-10-01",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07565974"
    },
    {
      "nct_id": "NCT02132858",
      "title": "Genetic Mutations in Blood and Tissue Samples in Predicting Response to Treatment in Patients With Locally Advanced Rectal Cancer Undergoing Chemoradiation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mucinous Adenocarcinoma of the Rectum",
        "Recurrent Rectal Cancer",
        "Signet Ring Adenocarcinoma of the Rectum",
        "Stage IIA Rectal Cancer",
        "Stage IIB Rectal Cancer",
        "Stage IIC Rectal Cancer",
        "Stage IIIA Rectal Cancer",
        "Stage IIIB Rectal Cancer",
        "Stage IIIC Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "cytology specimen collection procedure",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fox Chase 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": 43,
      "start_date": "2014-07",
      "completion_date": "2022-10",
      "has_results": false,
      "last_update_posted_date": "2024-05-02",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02132858"
    },
    {
      "nct_id": "NCT03210376",
      "title": "Neuromuscular Blockade on Shoulder Pain of Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Malignant Neoplasms of Digestive Organs",
        "Malignant Neoplasms of Female Genital Organs",
        "Malignant Neoplasms of Male Genital Organs",
        "Malignant Neoplasms of Urinary Tract"
      ],
      "interventions": [
        {
          "name": "Deep Neuromuscular Blockade (NMB)",
          "type": "DRUG"
        },
        {
          "name": "Moderate Neuromuscular Blockade (NMB)",
          "type": "DRUG"
        },
        {
          "name": "Sugammadex",
          "type": "DRUG"
        },
        {
          "name": "Neostigmine",
          "type": "DRUG"
        },
        {
          "name": "Pain Assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2017-11-17",
      "completion_date": "2020-10-22",
      "has_results": true,
      "last_update_posted_date": "2020-11-25",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03210376"
    },
    {
      "nct_id": "NCT03482791",
      "title": "Proton Beam Therapy in the Treatment of Esophageal Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Esophagus Cancer",
        "Esophageal Cancer",
        "Cancer of the Esophagus"
      ],
      "interventions": [
        {
          "name": "Proton beam therapy",
          "type": "RADIATION"
        },
        {
          "name": "Patient-Reported Outcome Measures",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 22,
      "start_date": "2018-04-19",
      "completion_date": "2026-08-09",
      "has_results": true,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-09-03T09:23:56.651Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482791"
    }
  ]
}