... About This Journal... ... They were able to show that a substantial number of the previously pimonidazole-labeled cells were no longer hypoxic during the circulation lifetime of the ... PET hypoxia imaging utilizes radiopharmaceuticals compounds that identify regions of tumor hypoxia ...
[Okada, Shuji; Hayamizu, Kikuko; Matsuda, Hiro; Masaki, Atsushi; Nakanishi, Hachiro Bulletin of the Chemical Society of Japan, 1991 , vol. 64, # 3 p. 857 - 863]