{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Correlative+laboratory+samples", "query": { "intervention": "Correlative laboratory samples" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 223, "total_pages": 23, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Correlative+laboratory+samples&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-10-18T00:03:45.961Z", "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": "NCT00900328", "title": "Study of Tumor Samples From Patients With Lung Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Lung Cancer" ], "interventions": [ { "name": "laboratory biomarker analysis", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "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": 280, "start_date": "2008-09", "completion_date": "2012-09", "has_results": false, "last_update_posted_date": "2017-08-08", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 1, "location_summary": "Boston, Massachusetts", "locations": [ { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT00900328" }, { "nct_id": "NCT03281902", "title": "Genetic Analysis in Blood and Tumor Samples From Patients With Advanced or Metastatic Estrogen Receptor Positive and HER2 Negative Breast Cancer Receiving Palbociclib and Endocrine Therapy", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Advanced Breast Carcinoma", "Locally Advanced Breast Carcinoma", "Metastatic Breast Carcinoma", "Recurrent Breast Carcinoma", "Stage III Breast Cancer AJCC v7", "Stage IIIA Breast Cancer AJCC v7", "Stage IIIB Breast Cancer AJCC v7", "Stage IIIC Breast Cancer AJCC v7", "Stage IV Breast Cancer AJCC v6 and v7" ], "interventions": [ { "name": "Biopsy", "type": "PROCEDURE" }, { "name": "Biospecimen Collection", "type": "PROCEDURE" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "Mayo Clinic", "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": 68, "start_date": "2017-11-13", "completion_date": "2028-03-04", "has_results": false, "last_update_posted_date": "2026-06-09", "last_synced_at": "2026-10-18T00:03:45.961Z", "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/NCT03281902" }, { "nct_id": "NCT01327794", "title": "Relationship Between Vitamin D Biomarkers and Survival in Blood Samples From Patients With Advanced Pancreatic Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Pancreatic Cancer" ], "interventions": [ { "name": "polymorphism analysis", "type": "GENETIC" }, { "name": "immunologic technique", "type": "OTHER" }, { "name": "laboratory biomarker analysis", "type": "OTHER" }, { "name": "medical chart review", "type": "OTHER" } ], "intervention_types": [ "GENETIC", "OTHER" ], "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": 265, "start_date": "2011-06", "completion_date": "2014-08", "has_results": false, "last_update_posted_date": "2016-06-29", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 1, "location_summary": "Glens Falls, New York", "locations": [ { "city": "Glens Falls", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01327794" }, { "nct_id": "NCT02094872", "title": "Molecularly Targeted Therapy in Treating Patients With BRAF Wild-type Melanoma That is Metastatic", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Recurrent Melanoma", "Stage IIIA Melanoma", "Stage IIIB Melanoma", "Stage IIIC Melanoma", "Stage IV Melanoma" ], "interventions": [ { "name": "cytology specimen collection procedure", "type": "OTHER" }, { "name": "MEK 162 therapy or molecularly targeted therapy", "type": "DRUG" }, { "name": "therapeutic procedure", "type": "PROCEDURE" }, { "name": "laboratory biomarker analysis", "type": "OTHER" }, { "name": "quality-of-life assessment", "type": "OTHER" } ], "intervention_types": [ "OTHER", "DRUG", "PROCEDURE" ], "sponsor": "Yale University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 49, "start_date": "2014-05", "completion_date": "2018-12", "has_results": true, "last_update_posted_date": "2020-01-02", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 8, "location_summary": "Scottsdale, Arizona • New Haven, Connecticut • Jacksonville, Florida + 5 more", "locations": [ { "city": "Scottsdale", "state": "Arizona" }, { "city": "New Haven", "state": "Connecticut" }, { "city": "Jacksonville", "state": "Florida" }, { "city": "Ann Arbor", "state": "Michigan" }, { "city": "Detroit", "state": "Michigan" } ], "official_url": "https://clinicaltrials.gov/study/NCT02094872" }, { "nct_id": "NCT00569309", "title": "Immune Reconstitution After Autologous Hematopoietic Stem Cell Transpl for High-Risk Lymphoma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Lymphoma", "Multiple Myeloma and Plasma Cell Neoplasm", "Small Intestine Cancer" ], "interventions": [ { "name": "Streptococcus pneumoniae", "type": "BIOLOGICAL" }, { "name": "laboratory correlative studies", "type": "OTHER" }, { "name": "quality-of-life assessment", "type": "OTHER" } ], "intervention_types": [ "BIOLOGICAL", "OTHER" ], "sponsor": "Ohio State University Comprehensive 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": 30, "start_date": "2007-12-12", "completion_date": "2011-07-29", "has_results": true, "last_update_posted_date": "2018-03-12", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 1, "location_summary": "Columbus, Ohio", "locations": [ { "city": "Columbus", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT00569309" }, { "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": "2026-10-18T00:03:45.961Z", "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": "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": "2026-10-18T00:03:45.961Z", "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": "NCT01005277", "title": "Study of Biomarkers in DNA Samples From Patients With Acute Lymphoblastic Leukemia or Acute Myeloid Leukemia", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Adult Acute Myeloid Leukemia With Inv(16)(p13.1q22); CBFB-MYH11", "Adult Acute Myeloid Leukemia With t(8;21); (q22; q22.1); RUNX1-RUNX1T1", "Adult Acute Promyelocytic Leukemia With PML-RARA", "Childhood Acute Lymphoblastic Leukemia in Remission", "Childhood Acute Myeloid Leukemia", "Childhood Acute Myeloid Leukemia in Remission", "Recurrent Childhood Acute Lymphoblastic Leukemia", "Recurrent Childhood Acute Myeloid Leukemia", "Secondary Acute Myeloid Leukemia" ], "interventions": [ { "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": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 2000, "start_date": "2002-04-17", "completion_date": null, "has_results": false, "last_update_posted_date": "2022-07-14", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 1, "location_summary": "Philadelphia, Pennsylvania", "locations": [ { "city": "Philadelphia", "state": "Pennsylvania" } ], "official_url": "https://clinicaltrials.gov/study/NCT01005277" }, { "nct_id": "NCT02664883", "title": "Myeloid Derived Suppressor Cells Clinical Assay in Finding Kidney Cancer", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Healthy Subject", "Metastatic Renal Cell Cancer", "Recurrent Renal Cell Carcinoma", "Stage I Renal Cell Cancer", "Stage II Renal Cell Cancer", "Stage III Renal Cell Cancer" ], "interventions": [ { "name": "Computed Tomography", "type": "PROCEDURE" }, { "name": "Cytology Specimen Collection Procedure", "type": "OTHER" }, { "name": "Laboratory Biomarker Analysis", "type": "OTHER" }, { "name": "Magnetic Resonance Imaging", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE", "OTHER" ], "sponsor": "University of Southern California", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "25 Years", "maximum_age": null, "sex": "ALL", "summary": "25 Years and older" }, "enrollment_count": 37, "start_date": "2015-09-08", "completion_date": "2026-10-29", "has_results": false, "last_update_posted_date": "2026-04-02", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 1, "location_summary": "Los Angeles, California", "locations": [ { "city": "Los Angeles", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT02664883" }, { "nct_id": "NCT01295489", "title": "Biomarkers in Patients With Previously Untreated Invasive Ovarian Epithelial, Fallopian Tube, or Primary Peritoneal Cancer", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Fallopian Tube Carcinoma", "Ovarian Carcinoma", "Primary Peritoneal Carcinoma" ], "interventions": [ { "name": "Laboratory Biomarker Analysis", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "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": 39, "start_date": "2011-03", "completion_date": null, "has_results": false, "last_update_posted_date": "2018-05-22", "last_synced_at": "2026-10-18T00:03:45.961Z", "location_count": 9, "location_summary": "Hinsdale, Illinois • Springfield, Illinois • Ames, Iowa + 6 more", "locations": [ { "city": "Hinsdale", "state": "Illinois" }, { "city": "Springfield", "state": "Illinois" }, { "city": "Ames", "state": "Iowa" }, { "city": "Billings", "state": "Montana" }, { "city": "Buffalo", "state": "New York" } ], "official_url": "https://clinicaltrials.gov/study/NCT01295489" } ] }