{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biological+Samples&page=8",
    "query": {
      "intervention": "Biological Samples",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 540,
    "total_pages": 54,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biological+Samples&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biological+Samples&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-01T01:44:56.012Z",
  "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": "NCT03594487",
      "title": "Fecal Microbiota Transplantation (FMT) of FMP30 in Relapsing-Remitting Multiple Sclerosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Relapsing Remitting Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "FMP30 Donor Stool",
          "type": "DRUG"
        },
        {
          "name": "Fecal Microbiota Transplantation (FMT) of FMP30 Donor Stool",
          "type": "PROCEDURE"
        },
        {
          "name": "Observational Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Jeffrey Gelfand",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 5,
      "start_date": "2018-11-16",
      "completion_date": "2024-12-16",
      "has_results": true,
      "last_update_posted_date": "2026-02-03",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03594487"
    },
    {
      "nct_id": "NCT01936493",
      "title": "Biologic Predictors of Leiomyoma Treatment Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Uterine Leiomyomas",
        "Fibroids",
        "Uterine Fibroids",
        "Myomas"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "Hormonal analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Elizabeth A. Stewart",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 99 Years · Female only"
      },
      "enrollment_count": 38,
      "start_date": "2009-08",
      "completion_date": "2015-05-26",
      "has_results": false,
      "last_update_posted_date": "2017-03-27",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01936493"
    },
    {
      "nct_id": "NCT05411081",
      "title": "Testing Cabozantinib With or Without Atezolizumab in Patients With Advanced Papillary Kidney Cancer, PAPMET2 Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Papillary Renal Cell Carcinoma",
        "Stage IV Renal Cell Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "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": 200,
      "start_date": "2023-03-24",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 198,
      "location_summary": "Gilbert, Arizona • Phoenix, Arizona • Little Rock, Arkansas + 157 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Baldwin Park",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05411081"
    },
    {
      "nct_id": "NCT06224673",
      "title": "ARX788 for Treating Patients With HER2-low Locally Advanced Unresectable or Metastatic Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HER2 Low Breast Carcinoma",
        "Triple Negative Breast Cancer",
        "Hormone-receptor-positive Breast Cancer",
        "Hormone Receptor Positive Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "ARX788",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography (CT)",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Amiloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Laura Huppert, MD, BA",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2026-06-05",
      "completion_date": "2029-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06224673"
    },
    {
      "nct_id": "NCT05011188",
      "title": "FOR46 in Combination With Enzalutamide in Patients With Metastatic Castration Resistant Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-resistant Prostate Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "FOR46",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Enzalutamide",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pegfilgrastim",
          "type": "DRUG"
        },
        {
          "name": "Blood Samples",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Rahul Aggarwal",
      "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": 44,
      "start_date": "2022-01-19",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-17",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05011188"
    },
    {
      "nct_id": "NCT03941860",
      "title": "Testing the Addition of Ixazomib/Placebo to Lenalidomide in Patients With Evidence of Residual Multiple Myeloma, OPTIMUM Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspirate",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Ixazomib Citrate",
          "type": "DRUG"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "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": 1,
      "start_date": "2022-02-16",
      "completion_date": "2025-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-05-23",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 221,
      "location_summary": "Phoenix, Arizona • Hot Springs, Arkansas • Arroyo Grande, California + 154 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Arroyo Grande",
          "state": "California"
        },
        {
          "city": "San Luis Obispo",
          "state": "California"
        },
        {
          "city": "Santa Maria",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03941860"
    },
    {
      "nct_id": "NCT05836584",
      "title": "Testing Immunotherapy (Atezolizumab) With or Without Chemotherapy in Locoregional MSI-H/dMMR Gastric and Gastroesophageal Junction (GEJ) Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage I Gastric Cancer AJCC v8",
        "Clinical Stage I Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage II Gastric Cancer AJCC v8",
        "Clinical Stage II Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Clinical Stage IVA Gastric Cancer AJCC v8",
        "Clinical Stage IVA Gastroesophageal Junction Adenocarcinoma AJCC v8",
        "Gastric Adenocarcinoma",
        "Gastroesophageal Junction Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Docetaxel",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography Test",
          "type": "PROCEDURE"
        },
        {
          "name": "Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Lymphadenectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Surgical Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "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": 2,
      "start_date": "2023-12-06",
      "completion_date": "2027-06-28",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 133,
      "location_summary": "Dublin, California • Fremont, California • Fresno, California + 99 more",
      "locations": [
        {
          "city": "Dublin",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05836584"
    },
    {
      "nct_id": "NCT06042725",
      "title": "MC210808 Venetoclax in Combination With Lenalidomide and Dexamethasone (Ven-Rd), Daratumumab and Dexamethasone (Ven-Dd), or Daratumumab-Lenalidomide-Dexamethasone (Ven-DRd) for the Treatment of Multiple Myeloma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest Radiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Daratumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Lenalidomide",
          "type": "DRUG"
        },
        {
          "name": "Low Dose Computed Tomography of the Whole Body",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Venetoclax",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "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": 16,
      "start_date": "2024-04-11",
      "completion_date": "2027-05-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06042725"
    },
    {
      "nct_id": "NCT07012291",
      "title": "Clinical Performance Evaluation of Native Whole Blood Samples of Patients on DOACs With the Perosphere ClotChek™",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coagulation"
      ],
      "interventions": [
        {
          "name": "Whole Blood Clotting Time",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Perosphere Technologies Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 150,
      "start_date": "2025-06-20",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-16",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 4,
      "location_summary": "Danbury, Connecticut • Rockville, Maryland • Denville, New Jersey + 1 more",
      "locations": [
        {
          "city": "Danbury",
          "state": "Connecticut"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Denville",
          "state": "New Jersey"
        },
        {
          "city": "Cooperstown",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07012291"
    },
    {
      "nct_id": "NCT05001880",
      "title": "Chemotherapy With or Without Immunotherapy for Peritoneal Mesothelioma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Peritoneal Malignant Mesothelioma"
      ],
      "interventions": [
        {
          "name": "Atezolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cytoreductive Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Hyperthermic Intraperitoneal Chemotherapy",
          "type": "DRUG"
        },
        {
          "name": "Pemetrexed Disodium",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG"
      ],
      "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": 66,
      "start_date": "2022-03-22",
      "completion_date": "2027-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-26",
      "last_synced_at": "2026-11-01T01:44:56.012Z",
      "location_count": 41,
      "location_summary": "Phoenix, Arizona • Chicago, Illinois • Danville, Illinois + 31 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Danville",
          "state": "Illinois"
        },
        {
          "city": "Effingham",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05001880"
    }
  ]
}