Proboscis Extension Response (PER) in Drosophila

Movies

Wildtype PER stimulated by sucrose droplet to the legs

Wildtype fly shows 4 rapid responses

click the Image to start the Movie

Fly expressing a PD related mutation

LRRK2-G2019S expression in dopaminergic neurons shows 3 weaker movements, which are much slower

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Video recorded with Zeiss ERC camera, by Diana Ivanoiu, 2014

Other PER responses of Drosophila are available on Youtube