Robert Flavell, MD, PhD clinical trial pipeline

2 trials changed in the last 30 days: 0 stopped, 2 with notable changes, 0 with minor changes only.

1. Notable

   Magnetic Resonance (MR) Imaging With Hyperpolarized Bicarbonate…Magnetic Resonance (MR) Imaging With Hyperpolarized Bicarbonate (13C) to Measure Tissue pH in Prostate Cancer

   Enrollment reopened

   Also in this update: Enrollment increased: 1 → 10 participants

   Robert Flavell, MD, PhD·Early Phase 1· NCT05851365· Registry history of NCT05851365 on ClinicalTrials.gov (opens the registry)

   Oct 13, 2026

2. Notable

   Imaging Study of [89Zr]DFO-YS5 for Cancer Detection

   Recruitment opened

   Also in this update: Interventions modified

   Robert Flavell, MD, PhD·Phase 1· NCT07664397· Registry history of NCT07664397 on ClinicalTrials.gov (opens the registry)

   Oct 1, 2026

• Stopped: an ongoing trial was terminated, suspended or withdrawn.
• Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
• Minor: routine progress and housekeeping, such as sites added or enrollment closed.