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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:28 PM EDT

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Showing 73–87 of 87 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Rectal Biopsy Clear all
Active, not recruiting Phase 2 Interventional

Therapy Adapted for High Risk and Low Risk HIV-Associated Anal Cancer

NCT04929028
View directory record Official record
Conditions
AIDS-Related Anal Carcinoma, Anal Margin Squamous Cell Carcinoma, Anal Non-Keratinizing Squamous Cell Carcinoma, Anal Squamous Cell Carcinoma, HIV Infection, Rectal Squamous Cell Carcinoma, Stage II Rectal Cancer AJCC v8, Stage IIB Anal Cancer AJCC v8, Stage III Anal Cancer AJCC v8, Stage III Rectal Cancer AJCC v8
Interventions
Anoscopy, Biospecimen Collection, Capecitabine, Colonoscopy, Computed Tomography, Digital Rectal Examination, Echocardiography Test, Fludeoxyglucose F-18, Fluorouracil, Intensity-Modulated Radiation Therapy, Lymph Node Biopsy, Magnetic Resonance Imaging, Mitomycin, Nivolumab, Positron Emission Tomography, Proctoscopy, Questionnaire Administration, Sigmoidoscopy
Procedure · Drug · Other + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
14
States / cities
San Francisco, California • Washington D.C., District of Columbia • Tampa, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Active, not recruiting No phase listed Observational

MRI And GPS Informing Choices for Prostate Cancer Treatment (MAGIC)

NCT05424783
View directory record Official record
Conditions
Prostate Cancer
Interventions
Genomic Prostate Score assay and Multi-parametric magnetic resonance imaging study of the prostate
Other
Lead sponsor
Northwestern University
Other
Eligibility
40 Years to 76 Years · Male only
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Completed Not applicable Interventional

Endoscopic Mucosal Resection for the Diagnosis of a-Ganglionosis, a Controlled Prospective Trial (EDGE Trial)

NCT01515501
View directory record Official record
Conditions
Constipation, Hirschsprung Disease
Interventions
Endoscopic mucosal resection (EMR)
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
10 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Oct 5, 2026, 6:28 PM EDT
Enrolling by invitation No phase listed Observational

Comparing Immune Activation and Latent HIV Reservoir Size Between People Living With HIV on Tenofovir-containing Versus NRTI-free ART

NCT05584397
View directory record Official record
Conditions
HIV-1-infection, HIV Disease Progression, Inflammation, HIV
Interventions
Venipuncture, Targeted physical medical exam, Urine pregnancy test, Anoscopy, Esophagogastroduodenoscopy (EGD)
Procedure
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Recruiting Phase 2 Interventional

Zanidatamab Before Surgery for the Treatment of HER2 Positive Colon and Rectal Cancer in Patients Planned for Curative Intent Treatment

NCT07405476
View directory record Official record
Conditions
Colon Carcinoma, Colorectal Carcinoma, Rectal Carcinoma, Stage I Colon Cancer AJCC v8, Stage I Colorectal Cancer AJCC v8, Stage I Rectal Cancer AJCC v8, Stage II Colon Cancer AJCC v8, Stage II Colorectal Cancer AJCC v8, Stage II Rectal Cancer AJCC v8, Stage III Colon Cancer AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Rectal Cancer AJCC v8
Interventions
Zanidatamab, Resection, Patient Observation, Echocardiography Test, Multigated Acquisition Scan, Endoscopic Procedure, Computed Tomography, Magnetic Resonance Imaging, Biospecimen Collection, Biopsy Procedure, Digital Rectal Examination, Electronic Health Record Review
Biological · Procedure · Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
4
States / cities
Atlanta, Georgia • Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Completed Phase 1Phase 2 Interventional Results available

E7 TCR T Cells for Human Papillomavirus-Associated Cancers

NCT02858310
View directory record Official record
Conditions
Papillomavirus Infections, Cervical Intraepithelial Neoplasia, Carcinoma In Situ, Vulvar Neoplasms, Vulvar Diseases
Interventions
E7 TCR cells, Aldesleukin, Fludarabine, Cyclophosphamide, EKG, Biopsy, Chest CT and MRI or PET, PFT, Granisetron, Ondansetron, Droperidol, Prochlorperazine, Diphenoxylate HCL, Atropine sulfate, Codeine sulfate, Loperamide, Indomethacin, Acetaminophen, Diphenhydramine HCL, Hydroxyzine HCL, Meperidine
Biological · Drug · Diagnostic Test + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
2
States / cities
Bethesda, Maryland • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study of Male Rectal Samples in Preparation for Future Rectal Microbicide Trials

NCT00075062
View directory record Official record
Conditions
HIV Infections, HIV Seronegativity
Interventions
Flexible Sigmoidoscopy, Rectal Biopsy
Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2008 · Synced Oct 5, 2026, 6:28 PM EDT
Active, not recruiting Phase 2 Interventional Results available

Aspirin in Preventing Colorectal Cancer in Patients With Colorectal Adenoma

NCT02965703
View directory record Official record
Conditions
Colorectal Adenoma, Colorectal Carcinoma
Interventions
Aspirin, Biospecimen Collection, Placebo Administration, Questionnaire Administration, Rectal Biopsy
Drug · Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional

Testing the Addition of an Anti-Cancer Drug, Irinotecan, to the Standard Chemotherapy Treatment (FOLFOX) After Long-Course Radiation Therapy for Advanced-Stage Rectal Cancers to Improve the Rate of Complete Response and Long-Term Rates of Organ Preservation and Continuing Response

NCT05610163
View directory record Official record
Conditions
Stage II Rectal Cancer AJCC v8, Stage III Rectal Cancer AJCC v8, Locally Advanced Rectal Adenocarcinoma
Interventions
Capecitabine, 5-fluorouracil, Leucovorin calcium, Irinotecan, Oxaliplatin, Long Course Chemoradiotherapy, Computed Tomography, Magnetic Resonance Imaging, Sigmoidoscopy, biopsy
Drug · Radiation · Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
760 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2037
U.S. locations
679
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 483 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 5, 2026, 6:28 PM EDT
Completed No phase listed Observational

Using Serum Parathyroid Hormones and Calcium to Improve Prostate Cancer Diagnosis

NCT02397629
View directory record Official record
Conditions
Prostate Cancer
Interventions
This study has no intervention
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
40 Years and older · Male only
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 11, 2022 · Synced Oct 5, 2026, 6:28 PM EDT
Terminated Phase 2 Interventional Results available

Everolimus in Treating Patients With Advanced or Metastatic Colorectal Cancer That Did Not Respond to Previous Therapy

NCT00390364
View directory record Official record
Conditions
Colorectal Cancer
Interventions
everolimus, antiangiogenesis therapy, biopsy, diagnostic procedure, gene expression analysis, immunohistochemistry staining method, laboratory biomarker analysis, mutation analysis, protein tyrosine kinase inhibitor therapy, reverse transcriptase-polymerase chain reaction
Drug · Procedure
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 8, 2014 · Synced Oct 5, 2026, 6:28 PM EDT
Withdrawn Not applicable Interventional

Virtual Prostate Biopsy Protocol for Patients on Active Surveillance and at Risk of Prostate Cancer

NCT03823001
View directory record Official record
Conditions
Prostate Cancer
Interventions
virtual biopsy (VB) monitoring protocol
Diagnostic Test
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 20, 2022 · Synced Oct 5, 2026, 6:28 PM EDT
Completed No phase listed Observational

Skin Biopsies and DNA Analysis in Patients Receiving Irinotecan or Gemcitabine For Advanced Solid Tumors

NCT00369109
View directory record Official record
Conditions
Breast Cancer, Colorectal Cancer, Pancreatic Cancer
Interventions
biologic sample preservation procedure, immunohistochemistry staining method, laboratory biomarker analysis, biopsy
Other · Procedure
Lead sponsor
Barbara Ann Karmanos Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 8, 2013 · Synced Oct 5, 2026, 6:28 PM EDT
Terminated No phase listed Observational

Stool Sample Collection Protocol for Development of Screening Test for Colorectal Cancer and Other Digestive Tract Cancers

NCT02503631
View directory record Official record
Conditions
Colorectal Neoplasms, Digestive System Diseases, Colonic Diseases, Colorectal Cancer
Interventions
Stool Sample Collection Kit
Device
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years to 90 Years
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
21
States / cities
Newport Beach, California • Hamden, Connecticut • Holiday, Florida + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 6, 2018 · Synced Oct 5, 2026, 6:28 PM EDT
Completed No phase listed Observational

Photoacoustic Imaging (PAI) of the Prostate: A Clinical Feasibility Study

NCT01551576
View directory record Official record
Conditions
Prostate Cancer
Interventions
Hand held transrectal Combined Ultrasound and photoacoustic imaging (PAI) probe
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Oct 5, 2026, 6:28 PM EDT