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Dendritic arborization of striatal MSN 21 days after MPTP. (A) Representative images of Golgi stained MSN in the striatum analyzed 21 days after the last MPTP injection. Scale bars 50 μm. (B) Total dendritic length (TDL), (C) number of branch points (BP) per MSN, (D) segment length (SL = TDL/BP). Each marker represents one MSN. Numbers of MSN are in Table 1. p-values are from Mann–Whitney tests.
