{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biospecimens+collection&page=2",
    "query": {
      "intervention": "Biospecimens collection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biospecimens+collection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T02:43:59.767Z",
  "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": "NCT05080907",
      "title": "Collection and Distribution of Biospecimens for Novel Research",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer",
        "Healthy",
        "Gastrointestinal Complication",
        "Autoimmune Diseases",
        "Infectious Disease",
        "Women's Health: High-Risk Pregnancy",
        "Dermatologic Disease",
        "Blood Disease"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "iSpecimen Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "1 Year to 99 Years"
      },
      "enrollment_count": 100000,
      "start_date": "2016-07-15",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2022-11-09",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05080907"
    },
    {
      "nct_id": "NCT02435472",
      "title": "Active Surveillance Exercise Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Localized Prostate Cancer",
        "Active Surveillance for Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cardiopulmonary Exercise Test (CPET)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 104,
      "start_date": "2016-06-21",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02435472"
    },
    {
      "nct_id": "NCT07102849",
      "title": "Molecular and Clinical Analysis of Bone Marrow Failure: A Secondary Research Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bone Marrow Failure Disorders",
        "VEXAS Syndrome",
        "Hemoglobinurea, Paroxysmal",
        "Myelodysplastic Syndromes",
        "Bone Marrow Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "2 Years to 120 Years"
      },
      "enrollment_count": 1400,
      "start_date": "2025-09-09",
      "completion_date": "2030-07-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07102849"
    },
    {
      "nct_id": "NCT06320951",
      "title": "VITAL-IMPACT: Improving Cardiometabolic Health in Black Individuals Through Therapeutic Augmentation of Cyclic Guanosine Mono-Phosphate Signaling Pathway",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Insulin Sensitivity/Resistance",
        "Metabolic Disease",
        "Metabolism",
        "Energy Expenditure",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Vericiguat 10 MG",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Insulin Sensitivity Test",
          "type": "OTHER"
        },
        {
          "name": "Resting Energy and Exercise Energy Expenditure Assessment",
          "type": "OTHER"
        },
        {
          "name": "White Adipose Tissue Biopsy",
          "type": "OTHER"
        },
        {
          "name": "MRI-PET Scan for Brown Adipose Tissue Volume Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 200,
      "start_date": "2026-12-01",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06320951"
    },
    {
      "nct_id": "NCT05701657",
      "title": "Nutrition for Precision Health, Powered by the All of Us",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nutrition",
        "Health",
        "Dietary Habits"
      ],
      "interventions": [
        {
          "name": "Diet A",
          "type": "OTHER"
        },
        {
          "name": "Diet B",
          "type": "OTHER"
        },
        {
          "name": "Diet C",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RTI International",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8000,
      "start_date": "2023-04-14",
      "completion_date": "2027-02-25",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 14,
      "location_summary": "Birmingham, Alabama • Davis, California • Los Angeles, California + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "West Hollywood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05701657"
    },
    {
      "nct_id": "NCT02818413",
      "title": "Stool Microbiome, Pathogens, and Infectious Agents Among Olympic and Elite Athletes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Athletic Performance"
      ],
      "interventions": [
        {
          "name": "Biospecimen collection and questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2016-06-03",
      "completion_date": "2017-03-21",
      "has_results": false,
      "last_update_posted_date": "2017-08-29",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02818413"
    },
    {
      "nct_id": "NCT02926612",
      "title": "Pathogen Identification in Pediatric Hematopoietic Stem Cell Transplant Patients With Suspected Lower Respiratory Tract Infection",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lower Respiratory Tract Infections"
      ],
      "interventions": [
        {
          "name": "Next Generation Genomic Sequencing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Pediatric Blood and Marrow Transplant Foundation, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 250,
      "start_date": "2016-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2018-08-31",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02926612"
    },
    {
      "nct_id": "NCT05424757",
      "title": "Polyethylene Glycol Safety in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polyethylene Glycols",
        "Children, Only"
      ],
      "interventions": [
        {
          "name": "PEG 3350",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "0 Years to 16 Years"
      },
      "enrollment_count": 158,
      "start_date": "2022-09-30",
      "completion_date": "2025-08-09",
      "has_results": false,
      "last_update_posted_date": "2025-11-04",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05424757"
    },
    {
      "nct_id": "NCT07789119",
      "title": "Prospective Collection And Molecular Analysis Of Biospecimens And Clinical Data From Patients With Urothelial Carcinoma And Related Malignancies Of The Urinary Tract",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prospective Collection",
        "Molecular Analysis",
        "Biospecimens",
        "Urothelial Carcinoma (UC)",
        "Urinary Tract"
      ],
      "interventions": [
        {
          "name": "biospecimen Collection",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 50000,
      "start_date": "2027-02-06",
      "completion_date": "2038-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07789119"
    },
    {
      "nct_id": "NCT04893083",
      "title": "A Non-interventional Study for the Collection of Biospecimens From Patients With Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Neuron23 Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 65,
      "start_date": "2021-06-28",
      "completion_date": "2023-09-22",
      "has_results": false,
      "last_update_posted_date": "2023-10-30",
      "last_synced_at": "2026-09-23T02:43:59.767Z",
      "location_count": 3,
      "location_summary": "Englewood, Colorado • Farmington Hills, Michigan • Kirkland, Washington",
      "locations": [
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        },
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04893083"
    }
  ]
}