{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biospecimen+Collection&page=13", "query": { "intervention": "Biospecimen Collection", "page": 13 }, "page_size": 10 }, "pagination": { "page": 13, "page_size": 10, "total_count": 3512, "total_pages": 352, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biospecimen+Collection&page=14&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Biospecimen+Collection&page=12&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-17T03:09:52.961Z", "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": "NCT00898365", "title": "Study of Kidney Tumors in Younger Patients", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Adult Cystic Nephroma", "Anaplastic Kidney Wilms Tumor", "Angiolipoma", "Cellular Congenital Mesoblastic Nephroma", "Classic Congenital Mesoblastic Nephroma", "Clear Cell Sarcoma of the Kidney", "Congenital Mesoblastic Nephroma", "Cystic Partially Differentiated Kidney Nephroblastoma", "Diffuse Hyperplastic Perilobar Nephroblastomatosis", "Extrarenal Rhabdoid Tumor", "Kidney Medullary Carcinoma", "Kidney Neoplasm", "Kidney Oncocytoma", "Kidney Wilms Tumor", "Metanephric Adenofibroma", "Metanephric Adenoma", "Metanephric Stromal Tumor", "Metanephric Tumor", "Mixed Congenital Mesoblastic Nephroma", "Ossifying Renal Tumor of Infancy", "Papillary Renal Cell Carcinoma", "Renal Cell Carcinoma", "Renal Cell Carcinoma Associated With Xp11.2 Translocations/TFE3 Gene Fusions", "Rhabdoid Tumor of the Kidney", "Wilms Tumor" ], "interventions": [ { "name": "Cytology Specimen Collection Procedure", "type": "OTHER" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Children's Oncology Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "29 Years", "sex": "ALL", "summary": "Up to 29 Years" }, "enrollment_count": 8000, "start_date": "2006-02-27", "completion_date": "2026-03-31", "has_results": false, "last_update_posted_date": "2026-05-18", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 214, "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 153 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Birmingham", "state": "Alabama" }, { "city": "Mobile", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Phoenix", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT00898365" }, { "nct_id": "NCT06236139", "title": "Cell Therapy (STEAP1 CART) With Enzalutamide for the Treatment of Patients With Metastatic Castration-Resistant Prostate Cancer", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Metastatic Castration-Resistant Prostate Carcinoma", "Metastatic Prostate Adenocarcinoma", "Stage IVB Prostate Cancer AJCC v8" ], "interventions": [ { "name": "Anti-STEAP1 CAR T-cells", "type": "BIOLOGICAL" }, { "name": "Biopsy Procedure", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Bone Scan", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Cyclophosphamide", "type": "DRUG" }, { "name": "Echocardiography Test", "type": "PROCEDURE" }, { "name": "Enzalutamide", "type": "DRUG" }, { "name": "Fludarabine", "type": "DRUG" }, { "name": "Leukapheresis", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Multigated Acquisition Scan", "type": "PROCEDURE" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" } ], "intervention_types": [ "BIOLOGICAL", "PROCEDURE", "DRUG" ], "sponsor": "Fred Hutchinson Cancer Center", "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": 48, "start_date": "2024-11-26", "completion_date": "2027-03-30", "has_results": false, "last_update_posted_date": "2026-08-11", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 1, "location_summary": "Seattle, Washington", "locations": [ { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT06236139" }, { "nct_id": "NCT05896839", "title": "Immunotherapy in Combination With Prednisone and Sirolimus for Kidney Transplant Recipients With Unresectable or Metastatic Skin Cancer", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Clinical Stage III Cutaneous Melanoma AJCC v8", "Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8", "Clinical Stage IV Cutaneous Melanoma AJCC v8", "Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8", "Metastatic Basal Cell Carcinoma", "Metastatic Carcinoma in the Skin", "Metastatic Melanoma", "Metastatic Merkel Cell Carcinoma", "Metastatic Skin Squamous Cell Carcinoma", "Unresectable Basal Cell Carcinoma", "Unresectable Melanoma", "Unresectable Merkel Cell Carcinoma", "Unresectable Skin Squamous Cell Carcinoma" ], "interventions": [ { "name": "Biopsy Procedure", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Ipilimumab", "type": "BIOLOGICAL" }, { "name": "Kidney Biopsy", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Nivolumab", "type": "BIOLOGICAL" }, { "name": "Prednisone", "type": "DRUG" }, { "name": "Sirolimus", "type": "DRUG" } ], "intervention_types": [ "PROCEDURE", "BIOLOGICAL", "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": 16, "start_date": "2024-07-24", "completion_date": "2027-08-02", "has_results": false, "last_update_posted_date": "2026-10-14", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 26, "location_summary": "La Jolla, California • Los Angeles, California • Washington D.C., District of Columbia + 18 more", "locations": [ { "city": "La Jolla", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Washington D.C.", "state": "District of Columbia" } ], "official_url": "https://clinicaltrials.gov/study/NCT05896839" }, { "nct_id": "NCT05631119", "title": "Biorepository of Biospecimen Samples in Matched Healthy Control Participants and Participants Diagnosed With Diabetic Kidney Disease, Chronic Kidney Disease, or Type 2 Diabetes", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Diabetic Kidney Disease", "Diabetes Type 2", "Chronic Kidney Diseases", "Healthy" ], "interventions": [], "intervention_types": [], "sponsor": "Sanguine Biosciences", "sponsor_class": "INDUSTRY", "healthy_volunteers": null, "eligibility": { "minimum_age": "18 Years", "maximum_age": "85 Years", "sex": "ALL", "summary": "18 Years to 85 Years" }, "enrollment_count": 40, "start_date": "2022-12-15", "completion_date": "2023-08-23", "has_results": false, "last_update_posted_date": "2023-10-03", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 1, "location_summary": "Woburn, Massachusetts", "locations": [ { "city": "Woburn", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT05631119" }, { "nct_id": "NCT05212428", "title": "DNA Sequencing in Clinical Practice, Mayo Clinic Health Tapestry Study", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Genetic Disorder" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Diagnostic Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Genetic Counseling", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "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": 110000, "start_date": "2020-01-22", "completion_date": "2029-11-30", "has_results": false, "last_update_posted_date": "2026-06-10", "last_synced_at": "2026-10-17T03:09:52.961Z", "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/NCT05212428" }, { "nct_id": "NCT05677802", "title": "Feasibility Study of Biobehavioral Stress Reduction Intervention in Patients With Triple Negative Breast Cancer", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Anatomic Stage I Breast Cancer AJCC v8", "Anatomic Stage II Breast Cancer AJCC v8", "Anatomic Stage III Breast Cancer AJCC v8", "HER2-Negative Breast Carcinoma", "Hormone Receptor-Negative Breast Carcinoma", "Triple-Negative Breast Carcinoma" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Medical Chart Review", "type": "OTHER" }, { "name": "Stress Management Therapy", "type": "PROCEDURE" }, { "name": "Survey Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "Ohio State University Comprehensive Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 40, "start_date": "2022-12-14", "completion_date": "2027-06-30", "has_results": false, "last_update_posted_date": "2026-06-29", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 2, "location_summary": "Cleveland, Ohio • Columbus, Ohio", "locations": [ { "city": "Cleveland", "state": "Ohio" }, { "city": "Columbus", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT05677802" }, { "nct_id": "NCT05056857", "title": "Neutrophil Extracellular Traps Formation in Breast Cancer Patients Taking Tamoxifen", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Breast Carcinoma" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Electronic Health Record Review", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "M.D. Anderson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 290, "start_date": "2021-10-01", "completion_date": "2026-10-31", "has_results": false, "last_update_posted_date": "2026-10-13", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT05056857" }, { "nct_id": "NCT01182519", "title": "Lung Inflammation and Lung Metastases From Breast Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Breast Cancer" ], "interventions": [ { "name": "questionnaire, blood draw and urine sample", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "Memorial Sloan Kettering Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 400, "start_date": "2010-08", "completion_date": "2016-07", "has_results": false, "last_update_posted_date": "2016-07-12", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01182519" }, { "nct_id": "NCT00518050", "title": "Health Behaviors, Surveillance, Psychosocial Factors, and Family Concerns", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Melanoma", "Survivors", "Psychological Factors" ], "interventions": [ { "name": "Focus group", "type": "BEHAVIORAL" }, { "name": "Survey", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "Memorial Sloan Kettering 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": 160, "start_date": "2006-10", "completion_date": "2015-07", "has_results": false, "last_update_posted_date": "2015-07-16", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT00518050" }, { "nct_id": "NCT01427023", "title": "Female Urine, Vaginal & Endocervical Swab & Cervical Specimen Collections for APTIMA Trichomonas Vaginalis Assay Testing", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Trichomonas Vaginalis" ], "interventions": [ { "name": "APTIMA Trichomonas vaginalis (ATV) Assay", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Gen-Probe, Incorporated", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "14 Years", "maximum_age": null, "sex": "FEMALE", "summary": "14 Years and older · Female only" }, "enrollment_count": 532, "start_date": "2012-08", "completion_date": "2013-12", "has_results": false, "last_update_posted_date": "2014-02-06", "last_synced_at": "2026-10-17T03:09:52.961Z", "location_count": 7, "location_summary": "Birmingham, Alabama • Indianapolis, Indiana • New Orleans, Louisiana + 4 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Indianapolis", "state": "Indiana" }, { "city": "New Orleans", "state": "Louisiana" }, { "city": "Fall River", "state": "Massachusetts" }, { "city": "Chapel Hill", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT01427023" } ] }