Correction to: Nature Immunology https://doi.org/10.1038/s41590-021-01034-9, published online 23 September 2021.

In the version of this article initially published, an Acknowledgements section was missing. The following has now been included: “This work was supported by the National Institutes of Health: grant nos. T32HD040686 (J.R.H.) and R21NS115174 (D.W.S.).”