Imaging of pH and pO(2) gives insight in molecular processes of irradiated cells

Reinders, Yvonne and Meier, Robert J. and Liebsch, Gregor and Pohl, Fabian and Schreml, Stephan and Prantl, Lukas and Haubner, Frank (2019) Imaging of pH and pO(2) gives insight in molecular processes of irradiated cells. EXPERIMENTAL DERMATOLOGY, 28 (5). pp. 628-630. ISSN 0906-6705, 1600-0625

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Abstract

One of the major challenges in radiation therapy is the interference with tissue repair processes due to hypoxic characteristics and pH dysregulation. In this study, we present dual imaging of pH and oxygenation in vitro based on luminescent biocompatible sensor foils that allow studying the effects of irradiation on different cell types in culture. Different sensitivities of fibroblast and oral squamous carcinoma cells were observed by complementing oxygen and pH differences with proliferation assays. This study highlights especially the distinct role of oxygen after irradiation and the difference in proliferation processes of irradiated normal dermal cells in contrast to irradiated tumor cells.

Item Type: Article
Uncontrolled Keywords: RADIATION; dual imaging; oxygenation; radiation therapy; sensors; wound healing
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Dermatologie und Venerologie
Medicine > Lehrstuhl für Hals-Nasen-Ohren-Heilkunde
Medicine > Lehrstuhl für Strahlentherapie
Medicine > Zentren des Universitätsklinikums Regensburg > Zentrum für Plastische-, Hand- und Wiederherstellungschirurgie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 03 Aug 2023 05:25
Last Modified: 03 Aug 2023 05:25
URI: https://pred.uni-regensburg.de/id/eprint/27068

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