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NEUROSCIENCE Correction for “Efficient production of mesencephalic dopamine neurons by Lmx1a expression in embryonic stem cells,” by Stina Friling, Elisabet Andersson, Lachlan H. Thompson, Marie E. Jönsson, Josephine B. Hebsgaard, Evanthia Nanou, Zhanna Alekseenko, Ulrika Marklund, Susanna Kjellander, Nikolaos Volakakis, Outi Hovatta, Abdeljabbar El Manira, Anders Björklund, Thomas Perlmann, and Johan Ericson, which appeared in issue 18, May 5, 2009, of Proc Natl Acad Sci USA (106:7613–7618; first published April 21, 2009; 10.1073/pnas.0902396106).
The authors note that the legend for Fig. 5 appeared incorrectly. The figure and corrected legend appear below. This error does not affect the conclusions of the article.