Programme  Titles  Presenters  Topics  TAM1-ASP/PPS-Pharmaceutical Photochemistry - A Tuesday, June 24, 8:30AM - 10:30AM Grand Peninsula-EF Chair: Indig TAM1-1 Optical experiments with singlet oxygen: From single cells to gold nanodiscs Peter R. Ogilby TAM1-2 In vitro phototoxicity testing: a task involving multiple endpoints Laurent Marrot*, Jean-Philippe Belaidi, Christophe Jones, Anita Labarussiat, Philippe Perez, Jean-Roch Meunier TAM1-3 Drug Photodegradation in the Solid State: Unexpected Photochemistry Observed in a Lyophilized Product Steven Baertschi TAM1-4 New insight and prediction of photostability of sunscreens Bernd Herzog*, Myriam Sohn, Uli Osterwalder TAM1-5 Effect of H-type colorant aggregation on the photostability of liquid formulations. Guilherme Indig