Correction to: Nature Neuroscience https://doi.org/10.1038/s41593-017-0030-z, published online 11 December 2017.

In the version of this article initially published, the wrong version of Supplementary Fig. 10 was posted and the city for affiliation 4, the Co-innovation Center of Neuroregeneration, Nantong University, was given as Nanjing instead of Nantong. The errors have been corrected in the HTML and PDF versions of the article.

Supplementary Figure 10
figure 1

Original and Corrected