Clinical Trial

[99mTc]Tc-DB8 Accumulation in Primary Tumor in Breast Cancer With Positive and Negative Estrogen Receptor Expression

Enrolling by Invitation Phase 2
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Summary
The study should evaluate the \[99mTc\]Tc-DB8 accumulation in primary tumour of breast cancer patients with positive and negative estrogen receptor expression.
Protocol Amendment History 2 amendments
This ClinicalTrials.gov record has been amended 2 times since 2025-12-09; most recent amendment 2026-06-23.
Trial Details
NCT Number NCT07275463
Lead Sponsor Tomsk National Research Medical Center of the Russian Academy of Sciences
Collaborators: Uppsala University
Conditions Primary Breast Cancer
Enrollment 40 participants
Start Date 2025-10-01
Primary Completion 2026-12-31 (estimated)
Study Completion 2026-12-31 (estimated)
Updated on ClinicalTrials.gov 2026-06-24