{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Serum+Specimen+Collection&page=2",
    "query": {
      "condition": "Serum Specimen 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?condition=Serum+Specimen+Collection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T11:02:54.567Z",
  "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": "NCT05050318",
      "title": "Annual Study for Collection of Serum Samples in Children and Older Adults Receiving the 2021-2022 Formulations of Fluzone Quadrivalent Vaccine and Fluzone High-Dose Quadrivalent Vaccine, Respectively",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Influenza Immunization",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Fluzone Quadrivalent vaccine, No Preservative (0.5-mL dose), 2021-2022 formulation",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluzone High-Dose Quadrivalent vaccine (0.7-mL dose), 2021-2022 formulation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sanofi Pasteur, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 90,
      "start_date": "2021-09-08",
      "completion_date": "2021-11-10",
      "has_results": true,
      "last_update_posted_date": "2025-09-12",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 2,
      "location_summary": "Bardstown, Kentucky • Salt Lake City, Utah",
      "locations": [
        {
          "city": "Bardstown",
          "state": "Kentucky"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05050318"
    },
    {
      "nct_id": "NCT02068963",
      "title": "Collection of Plasma and Serum Samples From Individuals Initiating Sofosbuvir for Chronic Hepatitis C for Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Hologic, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 352,
      "start_date": "2014-02",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-02-04",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 33,
      "location_summary": "North Little Rock, Arkansas • Bakersfield, California • Rialto, California + 26 more",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Rialto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02068963"
    },
    {
      "nct_id": "NCT07830550",
      "title": "Blood Donation Study for ALPCO Syphilis-T and Syphilis-NT Assay Development",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteers",
        "Syphilis Serologic Assay Development",
        "Blood Specimen Collection",
        "Diagnostic Assay Development",
        "Serum Specimen Collection"
      ],
      "interventions": [
        {
          "name": "ALPCO Syphilis-T",
          "type": "DEVICE"
        },
        {
          "name": "ALPCO Syphilis-NT CLIA Kits",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "American Laboratory Products Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-10",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Salem, New Hampshire",
      "locations": [
        {
          "city": "Salem",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07830550"
    },
    {
      "nct_id": "NCT00401232",
      "title": "Blood Collection In Healthy Adult Volunteers To Obtain Serum For Use In Serum Bactericidal Activity Assay Development",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Blood Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 955,
      "start_date": "2006-08",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2018-03-19",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Hackensack, New Jersey",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00401232"
    },
    {
      "nct_id": "NCT04074720",
      "title": "Prospective Breast Cancer Biospecimen Collection",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Invasive Breast Cancer",
        "Carcinoma in Situ of the Breast"
      ],
      "interventions": [
        {
          "name": "Tissue Sample collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Sample Collection",
          "type": "OTHER"
        },
        {
          "name": "Rectal Swab",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2018-05-10",
      "completion_date": "2028-07-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-03",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04074720"
    },
    {
      "nct_id": "NCT00508950",
      "title": "Study Evaluating Serum Collected From Healthy Adults For Development of Pneumococcal Opsonophagocytic Assay",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Large volume blood draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 152,
      "start_date": "2007-08",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-08-17",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Secaucus, New Jersey",
      "locations": [
        {
          "city": "Secaucus",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00508950"
    },
    {
      "nct_id": "NCT00083512",
      "title": "Collection of Blood and Urine Samples in Patients Receiving Radiation Therapy for Glioblastoma Multiforme",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glioblastoma Multiforme"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 200,
      "start_date": "2004-06-22",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00083512"
    },
    {
      "nct_id": "NCT00001879",
      "title": "Collections of Blood and Stool Samples in Patients With Acute Hepatitis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hepatitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 200,
      "start_date": "1999-03",
      "completion_date": "2001-03",
      "has_results": false,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001879"
    },
    {
      "nct_id": "NCT04723602",
      "title": "Evaluation of Safety, Tolerability and Immune Responses of Ebola-S and Marburg Vaccines in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Ebola Virus Disease",
        "Marburg Virus Disease"
      ],
      "interventions": [
        {
          "name": "cAd3-Marburg",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cAd3-EBO-S",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Albert B. Sabin Vaccine Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 32,
      "start_date": "2021-01-06",
      "completion_date": "2021-12-14",
      "has_results": false,
      "last_update_posted_date": "2022-08-03",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04723602"
    },
    {
      "nct_id": "NCT01336855",
      "title": "Collection of Blood for Multiple Collaborative Studies",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2000,
      "start_date": "1988-01",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-26T11:02:54.567Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01336855"
    }
  ]
}