{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sibling", "query": { "condition": "Sibling" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 105, "total_pages": 11, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sibling&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-07-22T10:01:39.490Z", "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": "NCT01634217", "title": "Inducible Regulatory T Cells (iTregs) in Non-Myeloablative Sibling Donor Peripheral Blood Stem Cell Transplantation", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Acute Myelogenous Leukemia", "Acute Lymphocytic Leukemia", "Chronic Myelogenous Leukemia", "Non-Hodgkin Lymphoma", "Hodgkin Lymphoma", "Chronic Lymphocytic Leukemia", "Multiple Myeloma", "Myelodysplastic Syndrome" ], "interventions": [ { "name": "iTreg", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "Masonic Cancer Center, 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": 16, "start_date": "2013-11-08", "completion_date": "2018-12-01", "has_results": false, "last_update_posted_date": "2019-01-18", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Minneapolis, Minnesota", "locations": [ { "city": "Minneapolis", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT01634217" }, { "nct_id": "NCT07062237", "title": "A Randomized Clinical Trial Comparing Embryo Euploidy Rates Following Ultrashort Versus Standard Abstinence", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Infertility", "Male Factor Infertility" ], "interventions": [ { "name": "Ultrashort abstinence", "type": "OTHER" }, { "name": "Standard abstinence", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "UConn Health", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "42 Years", "sex": "ALL", "summary": "18 Years to 42 Years" }, "enrollment_count": 187, "start_date": "2025-07-27", "completion_date": "2026-09", "has_results": false, "last_update_posted_date": "2026-07-09", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Farmington, Connecticut", "locations": [ { "city": "Farmington", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT07062237" }, { "nct_id": "NCT00027547", "title": "Combination Chemotherapy and Total-Body Irradiation Followed by Peripheral Stem Cell or Bone Marrow Transplantation in Treating Patients With Acute Lymphoblastic Leukemia", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Leukemia" ], "interventions": [ { "name": "therapeutic allogeneic lymphocytes", "type": "BIOLOGICAL" }, { "name": "cyclosporine", "type": "DRUG" }, { "name": "cytarabine", "type": "DRUG" }, { "name": "fludarabine phosphate", "type": "DRUG" }, { "name": "methotrexate", "type": "DRUG" }, { "name": "mycophenolate mofetil", "type": "DRUG" }, { "name": "allogeneic bone marrow transplantation", "type": "PROCEDURE" }, { "name": "peripheral blood stem cell transplantation", "type": "PROCEDURE" }, { "name": "radiation therapy", "type": "RADIATION" } ], "intervention_types": [ "BIOLOGICAL", "DRUG", "PROCEDURE", "RADIATION" ], "sponsor": "Fred Hutchinson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "75 Years", "sex": "ALL", "summary": "Up to 75 Years" }, "enrollment_count": null, "start_date": "2001-07", "completion_date": "2004-07", "has_results": false, "last_update_posted_date": "2011-11-30", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 2, "location_summary": "Portland, Oregon • Seattle, Washington", "locations": [ { "city": "Portland", "state": "Oregon" }, { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT00027547" }, { "nct_id": "NCT00003329", "title": "Identification of Genes Associated With Cancer in Patients and Siblings Who Have Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Breast Cancer", "Colorectal Cancer", "Lung Cancer", "Prostate Cancer" ], "interventions": [ { "name": "gene mapping", "type": "GENETIC" } ], "intervention_types": [ "GENETIC" ], "sponsor": "Eastern Cooperative Oncology Group", "sponsor_class": "NETWORK", "healthy_volunteers": false, "eligibility": { "minimum_age": "0 Years", "maximum_age": "120 Years", "sex": "ALL", "summary": "0 Years to 120 Years" }, "enrollment_count": 4000, "start_date": "1998-04-07", "completion_date": null, "has_results": false, "last_update_posted_date": "2023-06-15", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 32, "location_summary": "Rancho Mirage, California • Fort Collins, Colorado • Boca Raton, Florida + 22 more", "locations": [ { "city": "Rancho Mirage", "state": "California" }, { "city": "Fort Collins", "state": "Colorado" }, { "city": "Boca Raton", "state": "Florida" }, { "city": "Lakeland", "state": "Florida" }, { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT00003329" }, { "nct_id": "NCT07254793", "title": "Prophylactic and Therapeutic DLI-X for Leukemia Relapse After HCT", "overall_status": "NOT_YET_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1" ], "conditions": [ "Acute Lymphoid Leukemia", "Acute Myeloid Leukemia", "Acute Undifferentiated Leukemia (AUL)", "Myelodysplastic Syndrome", "Chronic Myeloid Leukemia", "Non-Hodgkin Lymphoma" ], "interventions": [ { "name": "Exercise Mobilized Prophylactic DLI", "type": "BIOLOGICAL" }, { "name": "Standard Prophylactic DLI", "type": "BIOLOGICAL" }, { "name": "Exercise Mobilized Therapeutic DLI", "type": "BIOLOGICAL" }, { "name": "Standard Therapeutic DLI", "type": "BIOLOGICAL" } ], "intervention_types": [ "BIOLOGICAL" ], "sponsor": "University of Arizona", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "65 Years", "sex": "ALL", "summary": "Up to 65 Years" }, "enrollment_count": 94, "start_date": "2026-10-31", "completion_date": "2030-06-01", "has_results": false, "last_update_posted_date": "2026-07-13", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Tucson, Arizona", "locations": [ { "city": "Tucson", "state": "Arizona" } ], "official_url": "https://clinicaltrials.gov/study/NCT07254793" }, { "nct_id": "NCT00667784", "title": "Long Term Minor Sibling Donor Well-Being", "overall_status": "TERMINATED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Disorder Related to Bone Marrow Transplantation", "Blood Stem Cell Transplant Failure", "Disturbance of Emotions Specific to Childhood and Adolescence", "Transmission, Blood, Recipient/Donor", "Sibling" ], "interventions": [ { "name": "Questionnaire", "type": "BEHAVIORAL" } ], "intervention_types": [ "BEHAVIORAL" ], "sponsor": "M.D. Anderson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "5 Years", "maximum_age": "19 Years", "sex": "ALL", "summary": "5 Years to 19 Years" }, "enrollment_count": 2, "start_date": "2008-04", "completion_date": "2011-04", "has_results": false, "last_update_posted_date": "2012-04-02", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT00667784" }, { "nct_id": "NCT01366885", "title": "Vitamin D to Prevent Autism in Newborn Siblings", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Autistic Disorder" ], "interventions": [ { "name": "Vitamin D3", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Oregon Health and Science University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "20 Years", "maximum_age": "44 Years", "sex": "FEMALE", "summary": "20 Years to 44 Years · Female only" }, "enrollment_count": 20, "start_date": "2008-02", "completion_date": "2016-02", "has_results": true, "last_update_posted_date": "2016-06-14", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Oregon City, Oregon", "locations": [ { "city": "Oregon City", "state": "Oregon" } ], "official_url": "https://clinicaltrials.gov/study/NCT01366885" }, { "nct_id": "NCT03648918", "title": "Genetics Of Autoimmunity In Type I Diabetes", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Type1diabetes", "Diabetes Mellitus, Type 1", "Type1 Diabetes Mellitus", "Diabetes Mellitus" ], "interventions": [ { "name": "Blood Collection", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Medical College of Wisconsin", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "2 Years", "maximum_age": null, "sex": "ALL", "summary": "2 Years and older" }, "enrollment_count": 4000, "start_date": "2001-08", "completion_date": "2050-01", "has_results": false, "last_update_posted_date": "2026-03-16", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Milwaukee, Wisconsin", "locations": [ { "city": "Milwaukee", "state": "Wisconsin" } ], "official_url": "https://clinicaltrials.gov/study/NCT03648918" }, { "nct_id": "NCT03971344", "title": "Impact of Serious Pediatric Illness on Parent and Sibling Health", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Family Members of: Newborns Extremely Premature", "Family Members of: New Pediatric Oncology Patients", "Family Members of: Critical Congenital Heart Defect Patients", "Family Members of: Children Severe Neurological Impairment" ], "interventions": [], "intervention_types": [], "sponsor": "Children's Hospital of Philadelphia", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 161000, "start_date": "2020-01-30", "completion_date": "2020-07-31", "has_results": false, "last_update_posted_date": "2020-08-31", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 1, "location_summary": "Philadelphia, Pennsylvania", "locations": [ { "city": "Philadelphia", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT03971344" }, { "nct_id": "NCT00897078", "title": "Study of Metabolic Syndrome in Young Patients Who Are Acute Lymphoblastic Leukemia Survivors and Their Healthy Siblings", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Leukemia" ], "interventions": [ { "name": "laboratory biomarker analysis", "type": "OTHER" }, { "name": "medical chart review", "type": "OTHER" }, { "name": "metabolic assessment", "type": "OTHER" }, { "name": "questionnaire administration", "type": "OTHER" }, { "name": "assessment of therapy complications", "type": "PROCEDURE" } ], "intervention_types": [ "OTHER", "PROCEDURE" ], "sponsor": "Vanderbilt University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "8 Years", "maximum_age": "21 Years", "sex": "ALL", "summary": "8 Years to 21 Years" }, "enrollment_count": 39, "start_date": "2009-01", "completion_date": "2011-10", "has_results": false, "last_update_posted_date": "2013-06-13", "last_synced_at": "2026-07-22T10:01:39.490Z", "location_count": 2, "location_summary": "Nashville, Tennessee", "locations": [ { "city": "Nashville", "state": "Tennessee" }, { "city": "Nashville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT00897078" } ] }