{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=19", "query": { "intervention": "Serum Sample Collection", "page": 19 }, "page_size": 10 }, "pagination": { "page": 19, "page_size": 10, "total_count": 562, "total_pages": 57, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=20&page_size=10", "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Serum+Sample+Collection&page=18&page_size=10" }, "source": "remote", "last_synced_at": "2026-10-19T23:43:01.148Z", "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": "NCT03952585", "title": "De-intensified Radiation Therapy With Chemotherapy (Cisplatin) or Immunotherapy (Nivolumab) in Treating Patients With Early-Stage, HPV-Positive, Non-Smoking Associated Oropharyngeal Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "Basaloid Squamous Cell Carcinoma", "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Oropharyngeal Squamous Cell Carcinoma", "Papillary Squamous Cell Carcinoma", "Pathologic Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Pathologic Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Squamous Cell Carcinoma" ], "interventions": [ { "name": "Biopsy Procedure", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Cisplatin", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Fludeoxyglucose F-18", "type": "OTHER" }, { "name": "Image Guided Radiation Therapy", "type": "RADIATION" }, { "name": "Intensity-Modulated Radiation Therapy", "type": "RADIATION" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Nivolumab", "type": "BIOLOGICAL" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Questionnaire Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "DRUG", "OTHER", "RADIATION", "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": 384, "start_date": "2019-10-09", "completion_date": "2026-12-11", "has_results": true, "last_update_posted_date": "2026-07-02", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 493, "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Tucson, Arizona + 348 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Gilbert", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Tucson", "state": "Arizona" }, { "city": "Antioch", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT03952585" }, { "nct_id": "NCT03866382", "title": "Testing the Effectiveness of Two Immunotherapy Drugs (Nivolumab and Ipilimumab) With One Anti-cancer Targeted Drug (Cabozantinib) for Rare Genitourinary Tumors", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Bladder Adenocarcinoma", "Bladder Clear Cell Adenocarcinoma", "Bladder Mixed Adenocarcinoma", "Bladder Neuroendocrine Carcinoma", "Bladder Small Cell Neuroendocrine Carcinoma", "Bladder Squamous Cell Carcinoma", "Chromophobe Renal Cell Carcinoma", "Collecting Duct Carcinoma", "Invasive Bladder Giant Cell Urothelial Carcinoma", "Invasive Bladder Lymphoepithelioma-Like Carcinoma", "Invasive Bladder Nested Urothelial Carcinoma", "Invasive Bladder Plasmacytoid Urothelial Carcinoma", "Invasive Bladder Sarcomatoid Urothelial Carcinoma", "Invasive Bladder Urothelial Carcinoma", "Kidney Medullary Carcinoma", "Large Cell Neuroendocrine Carcinoma", "Malignant Testicular Leydig Cell Tumor", "Malignant Testicular Sertoli Cell Tumor", "Metastatic Bladder Carcinoma", "Metastatic Bladder Clear Cell (Glycogen-Rich) Urothelial Carcinoma", "Metastatic Bladder Giant Cell Urothelial Carcinoma", "Metastatic Bladder Large Cell Neuroendocrine Carcinoma", "Metastatic Bladder Lipid-Rich Urothelial Carcinoma", "Metastatic Bladder Micropapillary Urothelial Carcinoma", "Metastatic Bladder Plasmacytoid Urothelial Carcinoma", "Metastatic Bladder Sarcomatoid Urothelial Carcinoma", "Metastatic Bladder Small Cell Neuroendocrine Carcinoma", "Metastatic Bladder Squamous Cell Carcinoma", "Metastatic Chromophobe Renal Cell Carcinoma", "Metastatic Kidney Medullary Carcinoma", "Metastatic Malignant Genitourinary System Neoplasm", "Metastatic Papillary Renal Cell Carcinoma", "Metastatic Penile Carcinoma", "Metastatic Prostate Small Cell Neuroendocrine Carcinoma", "Metastatic Sarcomatoid Renal Cell Carcinoma", "Metastatic Urethral Carcinoma", "Papillary Renal Cell Carcinoma", "Sarcomatoid Renal Cell Carcinoma", "Stage IV Bladder Cancer AJCC v8", "Stage IV Penile Cancer AJCC v8", "Stage IV Renal Cell Cancer AJCC v8", "Stage IV Urethral Cancer AJCC v8", "Stage IVB Prostate Cancer AJCC v8", "Urachal Adenocarcinoma", "Urethral Clear Cell Adenocarcinoma" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Bone Scan", "type": "PROCEDURE" }, { "name": "Cabozantinib S-malate", "type": "DRUG" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Echocardiography Test", "type": "PROCEDURE" }, { "name": "Ipilimumab", "type": "BIOLOGICAL" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Nivolumab", "type": "BIOLOGICAL" }, { "name": "Positron Emission Tomography", "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": 314, "start_date": "2019-05-13", "completion_date": "2027-02-28", "has_results": false, "last_update_posted_date": "2026-10-19", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 580, "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Kingman, Arizona + 376 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" }, { "city": "Anchorage", "state": "Alaska" } ], "official_url": "https://clinicaltrials.gov/study/NCT03866382" }, { "nct_id": "NCT00621686", "title": "Bevacizumab and Sorafenib in Treating Patients With Recurrent Glioblastoma Multiforme", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Brain and Central Nervous System Tumors" ], "interventions": [ { "name": "bevacizumab", "type": "BIOLOGICAL" }, { "name": "sorafenib tosylate", "type": "DRUG" } ], "intervention_types": [ "BIOLOGICAL", "DRUG" ], "sponsor": "Alliance for Clinical Trials in Oncology", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 54, "start_date": "2008-09", "completion_date": "2014-02-19", "has_results": true, "last_update_posted_date": "2018-05-08", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 204, "location_summary": "Scottsdale, Arizona • Fresno, California • Fort Collins, Colorado + 129 more", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "Fresno", "state": "California" }, { "city": "Fort Collins", "state": "Colorado" }, { "city": "Hartford", "state": "Connecticut" }, { "city": "Jacksonville", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT00621686" }, { "nct_id": "NCT05790655", "title": "Ovarian PRP for Diminished Ovarian Reserve", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Diminished Ovarian Reserve" ], "interventions": [ { "name": "oPRP", "type": "OTHER" }, { "name": "Placebo- Serum", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Generation Next Fertility", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "35 Years", "maximum_age": "42 Years", "sex": "FEMALE", "summary": "35 Years to 42 Years · Female only" }, "enrollment_count": 230, "start_date": "2023-10-07", "completion_date": "2025-12-31", "has_results": false, "last_update_posted_date": "2025-02-13", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT05790655" }, { "nct_id": "NCT03133208", "title": "Sepsis Associated Encephalopathy (SAE) Biomarkers", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Sepsis", "Altered Mental Status", "Sepsis-Associated Delirium", "Sepsis Associated Encephalopathy", "Delirium, Sepsis Associated" ], "interventions": [ { "name": "Blood draws", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE" ], "sponsor": "University of Florida", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 90, "start_date": "2017-06-01", "completion_date": "2026-12-15", "has_results": false, "last_update_posted_date": "2025-10-28", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 1, "location_summary": "Gainesville, Florida", "locations": [ { "city": "Gainesville", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT03133208" }, { "nct_id": "NCT05269381", "title": "Personalized Neoantigen Peptide-Based Vaccine in Combination With Pembrolizumab for Treatment of Advanced Solid Tumors", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Anatomic Stage III Breast Cancer AJCC v8", "Anatomic Stage IIIA Breast Cancer AJCC v8", "Anatomic Stage IIIB Breast Cancer AJCC v8", "Anatomic Stage IIIC Breast Cancer AJCC v8", "Anatomic Stage IV Breast Cancer AJCC v8", "Clinical Stage III Cutaneous Melanoma AJCC v8", "Clinical Stage III Gastric Cancer AJCC v8", "Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8", "Clinical Stage III Merkel Cell Carcinoma AJCC v8", "Clinical Stage IV Cutaneous Melanoma AJCC v8", "Clinical Stage IV Gastric Cancer AJCC v8", "Clinical Stage IV Gastroesophageal Junction Adenocarcinoma AJCC v8", "Clinical Stage IV Merkel Cell Carcinoma AJCC v8", "Clinical Stage IVA Gastric Cancer AJCC v8", "Clinical Stage IVA Gastroesophageal Junction Adenocarcinoma AJCC v8", "Clinical Stage IVB Gastric Cancer AJCC v8", "Clinical Stage IVB Gastroesophageal Junction Adenocarcinoma AJCC v8", "Locally Advanced Cervical Carcinoma", "Locally Advanced Endometrial Carcinoma", "Locally Advanced Gastric Adenocarcinoma", "Locally Advanced Gastroesophageal Junction Adenocarcinoma", "Locally Advanced Head and Neck Squamous Cell Carcinoma", "Locally Advanced Hepatocellular Carcinoma", "Locally Advanced Lung Non-Small Cell Carcinoma", "Locally Advanced Malignant Solid Neoplasm", "Locally Advanced Melanoma", "Locally Advanced Merkel Cell Carcinoma", "Locally Advanced Renal Cell Carcinoma", "Locally Advanced Skin Squamous Cell Carcinoma", "Locally Advanced Triple-Negative Breast Carcinoma", "Locally Advanced Unresectable Breast Carcinoma", "Locally Advanced Unresectable Cervical Carcinoma", "Locally Advanced Unresectable Gastric Adenocarcinoma", "Locally Advanced Unresectable Gastroesophageal Junction Adenocarcinoma", "Locally Advanced Unresectable Renal Cell Carcinoma", "Locally Advanced Urothelial Carcinoma", "Metastatic Cervical Carcinoma", "Metastatic Endometrial Carcinoma", "Metastatic Gastric Adenocarcinoma", "Metastatic Gastroesophageal Junction Adenocarcinoma", "Metastatic Head and Neck Squamous Cell Carcinoma", "Metastatic Hepatocellular Carcinoma", "Metastatic Lung Non-Small Cell Carcinoma", "Metastatic Malignant Solid Neoplasm", "Metastatic Melanoma", "Metastatic Merkel Cell Carcinoma", "Metastatic Renal Cell Carcinoma", "Metastatic Skin Squamous Cell Carcinoma", "Metastatic Triple-Negative Breast Carcinoma", "Metastatic Urothelial Carcinoma", "Skin Squamous Cell Carcinoma", "Stage III Cervical Cancer AJCC v8", "Stage III Hepatocellular Carcinoma AJCC v8", "Stage III Lung Cancer AJCC v8", "Stage III Renal Cell Cancer AJCC v8", "Stage IIIA Cervical Cancer AJCC v8", "Stage IIIA Hepatocellular Carcinoma AJCC v8", "Stage IIIA Lung Cancer AJCC v8", "Stage IIIA Uterine Corpus Cancer AJCC v8", "Stage IIIB Cervical Cancer AJCC v8", "Stage IIIB Hepatocellular Carcinoma AJCC v8", "Stage IIIB Lung Cancer AJCC v8", "Stage IIIB Uterine Corpus Cancer AJCC v8", "Stage IIIC Lung Cancer AJCC v8", "Stage IIIC Uterine Corpus Cancer AJCC v8", "Stage IIIC1 Uterine Corpus Cancer AJCC v8", "Stage IIIC2 Uterine Corpus Cancer AJCC v8", "Stage IV Cervical Cancer AJCC v8", "Stage IV Cutaneous Squamous Cell Carcinoma of the Head and Neck AJCC v8", "Stage IV Hepatocellular Carcinoma AJCC v8", "Stage IV Lung Cancer AJCC v8", "Stage IV Renal Cell Cancer AJCC v8", "Stage IVA Cervical Cancer AJCC v8", "Stage IVA Hepatocellular Carcinoma AJCC v8", "Stage IVA Lung Cancer AJCC v8", "Stage IVA Uterine Corpus Cancer AJCC v8", "Stage IVB Cervical Cancer AJCC v8", "Stage IVB Hepatocellular Carcinoma AJCC v8", "Stage IVB Lung Cancer AJCC v8", "Stage IVB Uterine Corpus Cancer AJCC v8", "Triple-Negative Breast Carcinoma", "Unresectable Cervical Carcinoma", "Unresectable Endometrial Carcinoma", "Unresectable Gastric Adenocarcinoma", "Unresectable Gastroesophageal Junction Adenocarcinoma", "Unresectable Head and Neck Squamous Cell Carcinoma", "Unresectable Hepatocellular Carcinoma", "Unresectable Lung Non-Small Cell Carcinoma", "Unresectable Malignant Solid Neoplasm", "Unresectable Melanoma", "Unresectable Merkel Cell Carcinoma", "Unresectable Renal Cell Carcinoma", "Unresectable Skin Squamous Cell Carcinoma", "Unresectable Triple-Negative Breast Carcinoma", "Unresectable Urothelial Carcinoma", "Breast Adenocarcinoma", "Stage III Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8", "Stage IV Uterine Corpus Carcinoma or Carcinosarcoma AJCC v8", "Stage III Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8", "Stage IV Head and Neck Cutaneous Squamous Cell Carcinoma AJCC v8", "Invasive Breast Lobular Carcinoma" ], "interventions": [ { "name": "Cyclophosphamide", "type": "DRUG" }, { "name": "Neoantigen Peptide Vaccine", "type": "BIOLOGICAL" }, { "name": "Pembrolizumab", "type": "BIOLOGICAL" }, { "name": "Sargramostim", "type": "BIOLOGICAL" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Biopsy", "type": "PROCEDURE" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" } ], "intervention_types": [ "DRUG", "BIOLOGICAL", "PROCEDURE" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "16 Years", "maximum_age": null, "sex": "ALL", "summary": "16 Years and older" }, "enrollment_count": 138, "start_date": "2022-03-31", "completion_date": "2028-03-31", "has_results": false, "last_update_posted_date": "2026-08-20", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 1, "location_summary": "Jacksonville, Florida", "locations": [ { "city": "Jacksonville", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT05269381" }, { "nct_id": "NCT07441681", "title": "Comparing Radiation Plus Cetuximab to Radiation Plus Chemotherapy in People With Head and Neck Cancer Who Cannot Receive Cisplatin", "overall_status": "RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8", "Head and Neck Squamous Cell Carcinoma", "Stage III Hypopharyngeal Carcinoma AJCC v8", "Stage III Laryngeal Cancer AJCC v8", "Stage III Lip and Oral Cavity Cancer AJCC v8", "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8", "Stage IVA Hypopharyngeal Carcinoma AJCC v8", "Stage IVA Laryngeal Cancer AJCC v8", "Stage IVA Lip and Oral Cavity Cancer AJCC v8", "Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8", "Stage IVB Hypopharyngeal Carcinoma AJCC v8", "Stage IVB Laryngeal Cancer AJCC v8", "Stage IVB Lip and Oral Cavity Cancer AJCC v8", "Stage IVB Oropharyngeal (p16-Negative) Carcinoma AJCC v8" ], "interventions": [ { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Carboplatin", "type": "DRUG" }, { "name": "Cetuximab", "type": "BIOLOGICAL" }, { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Intensity-Modulated Radiation Therapy", "type": "RADIATION" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" }, { "name": "Paclitaxel", "type": "DRUG" }, { "name": "Positron Emission Tomography", "type": "PROCEDURE" }, { "name": "Survey Administration", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "DRUG", "BIOLOGICAL", "RADIATION", "OTHER" ], "sponsor": "NRG Oncology", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 454, "start_date": "2026-07-31", "completion_date": "2040-11-30", "has_results": false, "last_update_posted_date": "2026-08-17", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 63, "location_summary": "Beverly Hills, California • Los Angeles, California • Newark, Delaware + 48 more", "locations": [ { "city": "Beverly Hills", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Los Angeles", "state": "California" }, { "city": "Newark", "state": "Delaware" }, { "city": "Newark", "state": "Delaware" } ], "official_url": "https://clinicaltrials.gov/study/NCT07441681" }, { "nct_id": "NCT00503581", "title": "Megestrol in Treating Patients With Endometrial Neoplasia or Endometrial Hyperplasia", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "High Grade Squamous Intraepithelial Neoplasia", "Stage 0 Uterine Corpus Cancer" ], "interventions": [ { "name": "Biopsy", "type": "PROCEDURE" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Megestrol Acetate", "type": "DRUG" }, { "name": "Pharmacological Study", "type": "OTHER" }, { "name": "Quality-of-Life Assessment", "type": "OTHER" }, { "name": "Therapeutic Conventional Surgery", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE", "OTHER", "DRUG" ], "sponsor": "Gynecologic Oncology 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": 9, "start_date": "2007-07", "completion_date": null, "has_results": true, "last_update_posted_date": "2020-11-03", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 50, "location_summary": "Los Angeles, California • Sylmar, California • Hartford, Connecticut + 34 more", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Sylmar", "state": "California" }, { "city": "Hartford", "state": "Connecticut" }, { "city": "Hartford", "state": "Connecticut" }, { "city": "New Britain", "state": "Connecticut" } ], "official_url": "https://clinicaltrials.gov/study/NCT00503581" }, { "nct_id": "NCT02818413", "title": "Stool Microbiome, Pathogens, and Infectious Agents Among Olympic and Elite Athletes", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Athletic Performance" ], "interventions": [ { "name": "Biospecimen collection and questionnaires", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Mayo Clinic", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 32, "start_date": "2016-06-03", "completion_date": "2017-03-21", "has_results": false, "last_update_posted_date": "2017-08-29", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 1, "location_summary": "Rochester, Minnesota", "locations": [ { "city": "Rochester", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT02818413" }, { "nct_id": "NCT04615988", "title": "Correlation Vitamin D Level to Endocrine Autoimmune Toxicity Due to Immune Checkpoint Inhibitors", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Thyroid", "PD-1", "Cancer" ], "interventions": [ { "name": "blood draw and questionnaire completion", "type": "OTHER" }, { "name": "questionnaire completion, blood collection", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Icahn School of Medicine at Mount Sinai", "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": "2021-06-09", "completion_date": "2028-06", "has_results": false, "last_update_posted_date": "2026-03-27", "last_synced_at": "2026-10-19T23:43:01.148Z", "location_count": 1, "location_summary": "New York, New York", "locations": [ { "city": "New York", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT04615988" } ] }