Research Article
Influence of Physiological Parameters on the Production of Protoporphyrin IX in Human Skin by Topical Application of 5-Aminolevulinic Acid and its Hexylester
The Head and Neck Oncology Center, �rebro University Hospital, �rebro, Sweden
Petras Juzenas
Department of Radiation Biology, The Norwegian Radium Hospital, Oslo, Norway
Lennart Lofgren
The Head and Neck Oncology Center, �rebro University Hospital, �rebro, Sweden
Li- Wei Ma
Department of Radiation Biology, The Norwegian Radium Hospital, Oslo, Norway
Vladimir Iani
Department of Radiation Biology, The Norwegian Radium Hospital, Oslo, Norway
Zvi Malik
Department of Life Sciences, Bar Ilan University, Ramat-Gan, Israel
Johan Moan
Department of Radiation Biology, The Norwegian Radium Hospital, Oslo, Norway