{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=38", "query": { "intervention": "Specimen Collection", "page": 38 }, "page_size": 10 }, "pagination": { "page": 38, "page_size": 10, "total_count": 3660, "total_pages": 366, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=39&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Specimen+Collection&page=37&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-19T21:27:30.876Z", "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": "NCT02520323", "title": "The Lung Microbiome in Sarcoidosis", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Sarcoidosis" ], "interventions": [ { "name": "Blood draw", "type": "OTHER" }, { "name": "Bronchoscopy", "type": "PROCEDURE" }, { "name": "Questionnaires", "type": "BEHAVIORAL" } ], "intervention_types": [ "OTHER", "PROCEDURE", "BEHAVIORAL" ], "sponsor": "University of Michigan", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "30 Years", "maximum_age": "60 Years", "sex": "ALL", "summary": "30 Years to 60 Years" }, "enrollment_count": 21, "start_date": "2015-06", "completion_date": "2017-06", "has_results": false, "last_update_posted_date": "2017-06-05", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "Ann Arbor, Michigan", "locations": [ { "city": "Ann Arbor", "state": "Michigan" } ], "official_url": "https://clinicaltrials.gov/study/NCT02520323" }, { "nct_id": "NCT04255680", "title": "A Study to Assess Variation in Potential Biomarkers in Friedreich Ataxia", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Friedreich Ataxia" ], "interventions": [ { "name": "Buccal Swabs and Blood Draws", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "DIAGNOSTIC_TEST" ], "sponsor": "Larimar Therapeutics, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": null, "eligibility": { "minimum_age": "12 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "12 Years to 65 Years" }, "enrollment_count": 20, "start_date": "2020-01-14", "completion_date": "2020-06-30", "has_results": false, "last_update_posted_date": "2020-08-18", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "Philadelphia, Pennsylvania", "locations": [ { "city": "Philadelphia", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT04255680" }, { "nct_id": "NCT05291988", "title": "A Multilevel Approach for Improvement in Screening of Colorectal Cancer in Rural Communities, The Screen to Save Trial", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Colorectal Carcinoma" ], "interventions": [ { "name": "Educational Intervention", "type": "OTHER" }, { "name": "Fecal Immunochemical Test", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Fred Hutchinson 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": 8, "start_date": "2022-10-08", "completion_date": "2022-11-04", "has_results": false, "last_update_posted_date": "2022-12-15", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 2, "location_summary": "Seattle, Washington • Sequim, Washington", "locations": [ { "city": "Seattle", "state": "Washington" }, { "city": "Sequim", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT05291988" }, { "nct_id": "NCT06179303", "title": "Functional Imaging in Prediction of Response to Abemaciclib for Advanced Hormone Receptor-Positive, HER2-Negative Breast Cancer", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Anatomic Stage III Breast Cancer AJCC v8", "Anatomic Stage IV Breast Cancer AJCC v8", "Locally Advanced Unresectable HER2-Negative Breast Carcinoma", "Locally Advanced Unresectable Hormone Receptor-Positive Breast Carcinoma", "Metastatic HER2-Negative Breast Carcinoma", "Metastatic Hormone Receptor-Positive Breast Carcinoma" ], "interventions": [ { "name": "Abemaciclib", "type": "DRUG" }, { "name": "Anastrozole", "type": "DRUG" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Diagnostic Imaging Testing", "type": "PROCEDURE" }, { "name": "Exemestane", "type": "DRUG" }, { "name": "Fludeoxyglucose F-18", "type": "OTHER" }, { "name": "Fluorine F 18 Fluoro Furanyl Norprogesterone", "type": "DRUG" }, { "name": "Fulvestrant", "type": "DRUG" }, { "name": "Gonadotropin-releasing Hormone Analog", "type": "BIOLOGICAL" }, { "name": "Letrozole", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Tamoxifen", "type": "DRUG" }, { "name": "Therapeutic Estradiol", "type": "DRUG" } ], "intervention_types": [ "DRUG", "PROCEDURE", "OTHER", "BIOLOGICAL" ], "sponsor": "University of Washington", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 60, "start_date": "2024-07-22", "completion_date": "2028-06-01", "has_results": false, "last_update_posted_date": "2026-09-24", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 3, "location_summary": "St Louis, Missouri • Chapel Hill, North Carolina • Seattle, Washington", "locations": [ { "city": "St Louis", "state": "Missouri" }, { "city": "Chapel Hill", "state": "North Carolina" }, { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT06179303" }, { "nct_id": "NCT04989283", "title": "Testing the Addition of an Immunotherapy Drug, Atezolizumab, to the Usual Chemotherapy Treatment During Radiation Therapy for Superior Sulcus Non-small Cell Lung Cancer", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Lung Non-Small Cell Carcinoma", "Stage IIB Lung Cancer AJCC v8", "Stage IIIA Lung Cancer AJCC v8", "Superior Sulcus Lung Carcinoma" ], "interventions": [ { "name": "Atezolizumab", "type": "BIOLOGICAL" }, { "name": "Biopsy", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Cisplatin", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Etoposide", "type": "DRUG" }, { "name": "External Beam Radiation Therapy", "type": "RADIATION" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Paclitaxel", "type": "DRUG" }, { "name": "Pemetrexed", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Therapeutic Conventional Surgery", "type": "PROCEDURE" } ], "intervention_types": [ "BIOLOGICAL", "PROCEDURE", "DRUG", "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": 0, "start_date": "2021-09-09", "completion_date": "2031-05-10", "has_results": false, "last_update_posted_date": "2023-09-26", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 46, "location_summary": "Jonesboro, Arkansas • Tampa, Florida • Boise, Idaho + 41 more", "locations": [ { "city": "Jonesboro", "state": "Arkansas" }, { "city": "Tampa", "state": "Florida" }, { "city": "Boise", "state": "Idaho" }, { "city": "Caldwell", "state": "Idaho" }, { "city": "Coeur d'Alene", "state": "Idaho" } ], "official_url": "https://clinicaltrials.gov/study/NCT04989283" }, { "nct_id": "NCT07751120", "title": "Microbiota Transplant With Antibiotic Preconditioning and Fiber Supplementation in PAH.", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Pulmonary Arterial Hypertension" ], "interventions": [ { "name": "MTT with antibiotic preconditioning + fiber supplementation", "type": "DRUG" }, { "name": "MTT with antibiotic preconditioning + placebo supplementation", "type": "DRUG" }, { "name": "MTT with placebo + placebo supplementation.", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "University of Minnesota", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "75 Years", "sex": "ALL", "summary": "18 Years to 75 Years" }, "enrollment_count": 24, "start_date": "2026-09-01", "completion_date": "2030-04-30", "has_results": false, "last_update_posted_date": "2026-09-28", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "Minneapolis, Minnesota", "locations": [ { "city": "Minneapolis", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT07751120" }, { "nct_id": "NCT03878524", "title": "Serial Measurements of Molecular and Architectural Responses to Therapy (SMMART) PRIME Trial", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Accelerated Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive", "Anatomic Stage IV Breast Cancer AJCC v8", "Anemia", "Ann Arbor Stage III Hodgkin Lymphoma", "Ann Arbor Stage III Non-Hodgkin Lymphoma", "Ann Arbor Stage IV Hodgkin Lymphoma", "Ann Arbor Stage IV Non-Hodgkin Lymphoma", "Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative", "Blast Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive", "Castration-Resistant Prostate Carcinoma", "Chronic Phase Chronic Myelogenous Leukemia, BCR-ABL1 Positive", "Hematopoietic and Lymphoid System Neoplasm", "Locally Advanced Pancreatic Adenocarcinoma", "Metastatic Breast Carcinoma", "Metastatic Malignant Solid Neoplasm", "Metastatic Pancreatic Adenocarcinoma", "Myelodysplastic/Myeloproliferative Neoplasm With Ring Sideroblasts and Thrombocytosis", "Myelodysplastic/Myeloproliferative Neoplasm, Unclassifiable", "Primary Myelofibrosis", "Recurrent Acute Lymphoblastic Leukemia", "Recurrent Acute Myeloid Leukemia", "Recurrent Chronic Lymphocytic Leukemia", "Recurrent Chronic Myelogenous Leukemia, BCR-ABL1 Positive", "Recurrent Hematologic Malignancy", "Recurrent Hodgkin Lymphoma", "Recurrent Myelodysplastic Syndrome", "Recurrent Myelodysplastic/Myeloproliferative Neoplasm", "Recurrent Myeloproliferative Neoplasm", "Recurrent Non-Hodgkin Lymphoma", "Recurrent Plasma Cell Myeloma", "Recurrent Small Lymphocytic Lymphoma", "Refractory Acute Lymphoblastic Leukemia", "Refractory Acute Myeloid Leukemia", "Refractory Chronic Lymphocytic Leukemia", "Refractory Chronic Myelogenous Leukemia, BCR-ABL1 Positive", "Refractory Chronic Myelomonocytic Leukemia", "Refractory Hematologic Malignancy", "Refractory Hodgkin Lymphoma", "Refractory Malignant Solid Neoplasm", "Refractory Myelodysplastic Syndrome", "Refractory Myelodysplastic/Myeloproliferative Neoplasm", "Refractory Non-Hodgkin Lymphoma", "Refractory Plasma Cell Myeloma", "Refractory Primary Myelofibrosis", "Refractory Small Lymphocytic Lymphoma", "Stage II Pancreatic Cancer AJCC v8", "Stage III Pancreatic Cancer AJCC v8", "Stage IV Pancreatic Cancer AJCC v8", "Stage IV Prostate Cancer AJCC v8", "Unresectable Pancreatic Adenocarcinoma" ], "interventions": [ { "name": "Abemaciclib", "type": "DRUG" }, { "name": "Abiraterone", "type": "DRUG" }, { "name": "Afatinib", "type": "DRUG" }, { "name": "Bevacizumab", "type": "BIOLOGICAL" }, { "name": "Bicalutamide", "type": "DRUG" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Bortezomib", "type": "DRUG" }, { "name": "Cabazitaxel", "type": "DRUG" }, { "name": "Cabozantinib", "type": "DRUG" }, { "name": "Capecitabine", "type": "DRUG" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Celecoxib", "type": "DRUG" }, { "name": "Cobimetinib", "type": "DRUG" }, { "name": "Copanlisib", "type": "DRUG" }, { "name": "Dabrafenib", "type": "DRUG" }, { "name": "Dacomitinib", "type": "DRUG" }, { "name": "Darolutamide", "type": "DRUG" }, { "name": "Dasatinib", "type": "DRUG" }, { "name": "Doxorubicin", "type": "DRUG" }, { "name": "Durvalumab", "type": "BIOLOGICAL" }, { "name": "Enasidenib", "type": "DRUG" }, { "name": "Entrectinib", "type": "DRUG" }, { "name": "Enzalutamide", "type": "DRUG" }, { "name": "Erlotinib", "type": "DRUG" }, { "name": "Everolimus", "type": "DRUG" }, { "name": "Fluorouracil", "type": "DRUG" }, { "name": "Idelalisib", "type": "DRUG" }, { "name": "Imatinib", "type": "DRUG" }, { "name": "Ipilimumab", "type": "BIOLOGICAL" }, { "name": "Lenvatinib", "type": "DRUG" }, { "name": "Leucovorin", "type": "DRUG" }, { "name": "Lorlatinib", "type": "DRUG" }, { "name": "Losartan", "type": "DRUG" }, { "name": "Nab-paclitaxel", "type": "DRUG" }, { "name": "Neratinib", "type": "DRUG" }, { "name": "Nivolumab", "type": "BIOLOGICAL" }, { "name": "Olaparib", "type": "DRUG" }, { "name": "Oxaliplatin", "type": "DRUG" }, { "name": "Palbociclib", "type": "DRUG" }, { "name": "Panobinostat", "type": "DRUG" }, { "name": "Pembrolizumab", "type": "BIOLOGICAL" }, { "name": "Pertuzumab", "type": "BIOLOGICAL" }, { "name": "Ponatinib", "type": "DRUG" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Regorafenib", "type": "DRUG" }, { "name": "Ruxolitinib", "type": "DRUG" }, { "name": "Sirolimus", "type": "DRUG" }, { "name": "Sorafenib", "type": "DRUG" }, { "name": "Sunitinib", "type": "DRUG" }, { "name": "Trametinib", "type": "DRUG" }, { "name": "Trastuzumab Emtansine", "type": "BIOLOGICAL" }, { "name": "Tretinoin", "type": "DRUG" }, { "name": "Vemurafenib", "type": "DRUG" }, { "name": "Venetoclax", "type": "DRUG" }, { "name": "Vismodegib", "type": "DRUG" }, { "name": "Vorinostat", "type": "DRUG" } ], "intervention_types": [ "DRUG", "BIOLOGICAL", "PROCEDURE", "OTHER" ], "sponsor": "OHSU Knight Cancer Institute", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "21 Years", "maximum_age": null, "sex": "ALL", "summary": "21 Years and older" }, "enrollment_count": 2, "start_date": "2020-04-01", "completion_date": "2020-12-10", "has_results": false, "last_update_posted_date": "2024-03-04", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "Portland, Oregon", "locations": [ { "city": "Portland", "state": "Oregon" } ], "official_url": "https://clinicaltrials.gov/study/NCT03878524" }, { "nct_id": "NCT00965861", "title": "SCRI Tissue Testing Registry", "overall_status": "TERMINATED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Melanoma", "Myelodysplastic Syndrome", "Multiple Myeloma", "Lymphoma" ], "interventions": [ { "name": "Tissue Registry Study", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "SCRI Development Innovations, LLC", "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": "2010-05", "completion_date": "2013-02", "has_results": false, "last_update_posted_date": "2013-08-28", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "Nashville, Tennessee", "locations": [ { "city": "Nashville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT00965861" }, { "nct_id": "NCT05536388", "title": "Drug Discovery for Parkinson's With Mutations in the GBA Gene", "overall_status": "UNKNOWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Parkinson Disease", "Gaucher Disease", "Healthy", "GBA Gene Mutation" ], "interventions": [ { "name": "Biological Sample Collection", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "New York Stem Cell Foundation Research Institute", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 60, "start_date": "2022-07-15", "completion_date": "2025-07-15", "has_results": false, "last_update_posted_date": "2025-03-03", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT05536388" }, { "nct_id": "NCT02352883", "title": "MRI and Gene Expression in Diagnosing Patients With Ductal Breast Cancer In Situ", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Ductal Breast Carcinoma In Situ" ], "interventions": [ { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Therapeutic Conventional Surgery", "type": "PROCEDURE" }, { "name": "Therapeutic Surgical Procedure", "type": "PROCEDURE" }, { "name": "Radiation Therapy", "type": "RADIATION" }, { "name": "Endocrine Therapy", "type": "DRUG" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Cytology Specimen Collection Procedure", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "RADIATION", "DRUG", "OTHER" ], "sponsor": "ECOG-ACRIN Cancer Research Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 368, "start_date": "2015-03-25", "completion_date": "2027-11", "has_results": false, "last_update_posted_date": "2025-12-19", "last_synced_at": "2026-10-19T21:27:30.876Z", "location_count": 76, "location_summary": "San Diego, California • San Marcos, California • Greenwich, Connecticut + 56 more", "locations": [ { "city": "San Diego", "state": "California" }, { "city": "San Marcos", "state": "California" }, { "city": "Greenwich", "state": "Connecticut" }, { "city": "Hartford", "state": "Connecticut" }, { "city": "Meriden", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT02352883" } ] }