{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=24", "query": { "intervention": "Serum Sample Collection", "page": 24 }, "page_size": 10 }, "pagination": { "page": 24, "page_size": 10, "total_count": 562, "total_pages": 57, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=25&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=23&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-20T07:17:50.075Z", "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": "NCT03558048", "title": "The Effect of IBD Flares on Serum PSA", "overall_status": "UNKNOWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Inflammatory Bowel Diseases", "Prostate Cancer" ], "interventions": [ { "name": "Blood draw", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "DIAGNOSTIC_TEST" ], "sponsor": "Northwestern University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": "69 Years", "sex": "MALE", "summary": "40 Years to 69 Years · Male only" }, "enrollment_count": 400, "start_date": "2019-08-01", "completion_date": "2025-10-01", "has_results": false, "last_update_posted_date": "2024-04-24", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 1, "location_summary": "Chicago, Illinois", "locations": [ { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT03558048" }, { "nct_id": "NCT03122743", "title": "Collection of Serum Samples in Studying Emotional Stress in Patients With Prostate Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Hormone-Resistant Prostate Cancer", "Recurrent Prostate Carcinoma", "Stage I Prostate Cancer", "Stage II Prostate Cancer", "Stage IIA Prostate Cancer", "Stage IIB Prostate Cancer" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "Wake Forest University Health Sciences", "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": 61, "start_date": "2017-02-22", "completion_date": "2020-09-24", "has_results": false, "last_update_posted_date": "2022-03-10", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 1, "location_summary": "Winston-Salem, North Carolina", "locations": [ { "city": "Winston-Salem", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT03122743" }, { "nct_id": "NCT07147517", "title": "Preparedness Through Respiratory Virus Epidemiology and Community Engagement", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Respiratory Infection Virus", "COVID -19", "RSV", "FLU" ], "interventions": [ { "name": "Component A0", "type": "OTHER" }, { "name": "Component A1", "type": "OTHER" }, { "name": "Component A2", "type": "OTHER" }, { "name": "Component B", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "University of California, San Diego", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 25000, "start_date": "2025-10-08", "completion_date": "2030-10-30", "has_results": false, "last_update_posted_date": "2025-11-04", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 2, "location_summary": "La Jolla, California • San Ysidro, California", "locations": [ { "city": "La Jolla", "state": "California" }, { "city": "San Ysidro", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT07147517" }, { "nct_id": "NCT03604978", "title": "Nivolumab and Multi-fraction Stereotactic Radiosurgery With or Without Ipilimumab in Treating Patients With Recurrent Grade II-III Meningioma", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Grade 2 Meningioma", "Grade 3 Meningioma", "Recurrent Meningioma" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Echocardiography Test", "type": "PROCEDURE" }, { "name": "Ipilimumab", "type": "BIOLOGICAL" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Nivolumab", "type": "BIOLOGICAL" }, { "name": "Stereotactic Radiosurgery", "type": "RADIATION" } ], "intervention_types": [ "PROCEDURE", "BIOLOGICAL", "RADIATION" ], "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": 38, "start_date": "2019-06-17", "completion_date": "2027-03-19", "has_results": false, "last_update_posted_date": "2026-07-31", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 29, "location_summary": "Phoenix, Arizona • Duarte, California • La Jolla, California + 23 more", "locations": [ { "city": "Phoenix", "state": "Arizona" }, { "city": "Duarte", "state": "California" }, { "city": "La Jolla", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT03604978" }, { "nct_id": "NCT02345850", "title": "Calcineurin Inhibitor-Free Interventions BMT CTN 1301 for Prevention of Graft-versus-Host Disease (BMT CTN 1301)", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Acute Leukemia", "Myelodysplasia" ], "interventions": [ { "name": "Unmanipulated Bone Marrow Graft with Tacrolimus/Methotrexate", "type": "PROCEDURE" }, { "name": "Mobilized CD34-selected Peripheral Blood Stem Cell graft", "type": "PROCEDURE" }, { "name": "Unmanipulated Bone Marrow Graft with Cyclophosphamide", "type": "PROCEDURE" }, { "name": "Cyclophosphamide", "type": "DRUG" }, { "name": "Tacrolimus", "type": "DRUG" }, { "name": "Methotrexate", "type": "DRUG" } ], "intervention_types": [ "PROCEDURE", "DRUG" ], "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)", "sponsor_class": "NIH", "healthy_volunteers": false, "eligibility": { "minimum_age": "1 Year", "maximum_age": "65 Years", "sex": "ALL", "summary": "1 Year to 65 Years" }, "enrollment_count": 346, "start_date": "2015-08", "completion_date": "2020-10-05", "has_results": true, "last_update_posted_date": "2023-03-07", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 28, "location_summary": "Duarte, California • Stanford, California • Gainesville, Florida + 22 more", "locations": [ { "city": "Duarte", "state": "California" }, { "city": "Stanford", "state": "California" }, { "city": "Gainesville", "state": "Florida" }, { "city": "Tampa", "state": "Florida" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT02345850" }, { "nct_id": "NCT02014415", "title": "Alpha-1 Antitrypsin Deficiency Adult Liver Study", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Alpha-1 Antitrypsin Deficiency" ], "interventions": [ { "name": "Liver Biopsy (Biopsy Group Only)", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE" ], "sponsor": "St. Louis University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 120, "start_date": "2013-12", "completion_date": "2027-12", "has_results": false, "last_update_posted_date": "2026-04-27", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 3, "location_summary": "San Diego, California • Boston, Massachusetts • St Louis, Missouri", "locations": [ { "city": "San Diego", "state": "California" }, { "city": "Boston", "state": "Massachusetts" }, { "city": "St Louis", "state": "Missouri" } ], "official_url": "https://clinicaltrials.gov/study/NCT02014415" }, { "nct_id": "NCT00677768", "title": "Validation of Biomarkers in Amyotrophic Lateral Sclerosis (ALS)", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Amyotrophic Lateral Sclerosis", "Lou Gehrig's Disease", "Primary Lateral Sclerosis", "Nervous System Diseases", "Hereditary Spastic Paraparesis" ], "interventions": [ { "name": "No intervention", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Massachusetts General Hospital", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "30 Years", "maximum_age": "80 Years", "sex": "ALL", "summary": "30 Years to 80 Years" }, "enrollment_count": 475, "start_date": "2008-04", "completion_date": "2015-11", "has_results": false, "last_update_posted_date": "2016-06-03", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 29, "location_summary": "Phoenix, Arizona • Orange, California • Jacksonville, Florida + 24 more", "locations": [ { "city": "Phoenix", "state": "Arizona" }, { "city": "Orange", "state": "California" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Miami", "state": "Florida" }, { "city": "Atlanta", "state": "Georgia" } ], "official_url": "https://clinicaltrials.gov/study/NCT00677768" }, { "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": "2026-10-20T07:17:50.075Z", "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": "NCT06050252", "title": "Testing the Combination of the Anticancer Drug Durvalumab With Chemotherapy (Gemcitabine and Cisplatin) at Improving Outcomes for High-Risk Resectable Liver Cancer Before Surgery", "overall_status": "SUSPENDED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Resectable Intrahepatic Cholangiocarcinoma" ], "interventions": [ { "name": "Biopsy Procedure", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Cisplatin", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Durvalumab", "type": "BIOLOGICAL" }, { "name": "Gemcitabine", "type": "DRUG" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Resection", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE", "DRUG", "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": 27, "start_date": "2024-07-10", "completion_date": "2027-02-12", "has_results": false, "last_update_posted_date": "2026-09-04", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 57, "location_summary": "Irvine, California • Los Angeles, California • Orange, California + 47 more", "locations": [ { "city": "Irvine", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Orange", "state": "California" }, { "city": "Aurora", "state": "Colorado" }, { "city": "Derby", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT06050252" }, { "nct_id": "NCT03179904", "title": "TVB-2640 and Trastuzumab With Paclitaxel or Endocrine Therapy for Treatment of HER2 Positive Metastatic Breast Cancer", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Advanced Breast Carcinoma", "HER2-Positive Breast Carcinoma", "Anatomic Stage III Breast Cancer AJCC v8", "Anatomic Stage IV Breast Cancer AJCC v8", "HER2-positive Breast Cancer" ], "interventions": [ { "name": "Anastrozole", "type": "DRUG" }, { "name": "Denifanstat", "type": "DRUG" }, { "name": "Exemestane", "type": "DRUG" }, { "name": "Fulvestrant", "type": "DRUG" }, { "name": "Echocardiography", "type": "PROCEDURE" }, { "name": "Letrozole", "type": "DRUG" }, { "name": "Paclitaxel", "type": "DRUG" }, { "name": "Trastuzumab", "type": "BIOLOGICAL" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Biopsy", "type": "PROCEDURE" } ], "intervention_types": [ "DRUG", "PROCEDURE", "BIOLOGICAL" ], "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": 17, "start_date": "2017-08-03", "completion_date": "2026-03-13", "has_results": true, "last_update_posted_date": "2026-10-09", "last_synced_at": "2026-10-20T07:17:50.075Z", "location_count": 3, "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT03179904" } ] }