Clinical Trials Browser

Observational × Precancerous Conditions × Biopsy × Clear all

NCT00625066 2025-12-17

Biological, Genetic, and Lifestyle Risk Factors for Developing Colorectal Adenomas or Polyps in Participants Undergoing Colonoscopy

Completed

8,108 enrolled

GastrointestinalOther neoplasm

Colonic Neoplasms, Precancerous Conditions, Rectal Neoplasms, Colorectal Neoplasms

NCT00900419 2025-09-22

Biomarkers in Patients With Respiratory Tract Dysplasia or Lung Cancer, Head and Neck Cancer, or Aerodigestive Tract Cancer and in Normal Volunteers

Recruiting

700 enrolled

GastrointestinalHead & NeckOther neoplasmThoracic

Carcinoma, Non-Small-Cell Lung, Esophageal Neoplasms, Head and Neck Neoplasms, Hypopharyngeal Neoplasms, Laryngeal Neoplasms, Lung Neoplasms, Mouth Neoplasms, Nasopharyngeal Neoplasms, Oropharyngeal Neoplasms, Precancerous Conditions, Salivary Gland Neoplasms, Tongue Neoplasms, Small Cell Lung Carcinoma

NCT00099112 2015-04-30

Effect of Solar-Simulated Ultraviolet Radiation on Gene Expression in Unprotected and Sunscreen-Protected Skin of Healthy Adults With Fitzpatrick Skin Type II

Completed

DermatologicOther neoplasm

Carcinoma, Basal Cell, Precancerous Conditions, Keratosis, Actinic

NCT00899665 2014-02-11

Proteases in Patients With Prostate Cancer That Has Spread to the Bone

Completed

31 enrolled

Classical hematologyGenitourinaryMyeloidOther neoplasm

Anemia, Monoclonal Gammopathy of Undetermined Significance, Myelodysplastic Syndromes, Neoplasm Metastasis, Precancerous Conditions, Prostatic Neoplasms