Johan Stender1, Ron Kupers1, Maurice Ptito1,2* and Albert Gjedde1 1Department of Neuroscience and Pharmacology, University of Copenhagen, Copenhagen, Denmark 2Chaire de recherche Harland Sanders, Ecole d Optometrie, Universite de Montreal, Qc, Canada *Corresponding author: Maurice Ptito, Department of Neuroscience and Pharmacology, University of Copenhagen, Copenhagen, Denmark, Tel: 514-398-650...