Optogenetically induced olfactory stimulation in Drosophila larvae reveales the neuronal basis of odor-aversion behavior - Bellmann, Dennis; Richardt, Arnd; Freyberger, Robert; Nuwal, Nidhi; Schwärzel, Martin; Fiala, André; Störtkuhl, Klemens F. (Frontiers in Behavioral Neuroscience, 2010)