Oxygen enhanced-{MRI} detects radiotherapy-induced change in hypoxia in xenograft models and lung cancer patients

Ahmed Salem, Ross Little, Adam Featherstone, Muhammad Babur, Hitesh Mistry, Susan Cheung, Yvonne Watson, Victoria Tessyman, Marie-Claude Asselin, Alan Jackson, Kaye Williams, Geoffrey Parker, Corinne Faivre-Finn, James O'Connor

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Oxygen-enhanced MRI (OE-MRI) has shown promise as a technique for quantifying and spatially mapping tumour hypoxia. Here, we report a world first-in-man study showing that OE-MRI signals in perfused tumour can non-invasively track changes in hypoxia induced by radiotherapy. We show that OE-MRI detects (1) reduction in hypoxia in Calu6 xenografts and that this change is due to hypoxia modification; and (2) reduction in hypoxia is also seen in 14 patients with non-small cell lung cancer. These data support first-in-man use of OE-MRI biomarkers in clinical trials of (chemo)-radiotherapy as single agent or in combination with hypoxia-modifying agents.
Original languageEnglish
Title of host publicationISMRM 2018
Number of pages1
Publication statusPublished - 1 Jun 2018

Publication series

Name
ISSN (Electronic)1545-4428

Research Beacons, Institutes and Platforms

  • Manchester Cancer Research Centre

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