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Clinical Trial Summary

This study will examine biomarkers involved in osteomimicry in bone metastases and circulating tumor cells (CTCs) of men with mCRPC before and during therapy with the bone-targeting radiopharmaceutical radium-223. This study will also examine the bio-distribution of radium-223 in bone and bone metastases of men with mCRPC.

The investigators hypothesize that bone metastases and CTCs in men with mCRPC will commonly express markers of EMT/plasticity and osteomimicry, not just in the normal surrounding osteoblastic stroma but in the epithelial tumor cells themselves and that radium-223 will target both of these compartments including the more mesenchymal/osteoblastic tumor cells and the surrounding osteoblasts in the active bone microenvironment, with a relative sparing of normal bone and bone marrow.


Clinical Trial Description

n/a


Study Design


Related Conditions & MeSH terms


NCT number NCT02204943
Study type Interventional
Source Duke University
Contact
Status Completed
Phase Early Phase 1
Start date May 6, 2015
Completion date July 31, 2017

See also
  Status Clinical Trial Phase
Active, not recruiting NCT04521361 - A Study to Assess How Radium-223 Distributes in the Body of Patients With Prostate Cancer Which Spread to the Bones Phase 1
Completed NCT04587427 - A Study to Learn More About How Radium-223 is Being Used With Other Treatments in European Patients Who Have Not Received Radium-223 Before