Department of Psychiatry and Neurosciences, Université Laval Molecular mechanisms of axon guidance mediated by PlexinC1 in dopamine neuron axonal projections Degeneration of midbrain dopaminergic neurons (mDA) is the principal cause of Parkinson’s disease. Grafts of dopaminergic neurons newly generated from stem cells represent a promising therapeutic avenue. However, inappropriate re-innervation of the grafted neurons represents…