Correction to: Nature https://doi.org/10.1038/s41586-020-2703-0Published online 09 September 2020

In Fig. 1b of this Article, owing to an error in the production process, there are minus signs missing before the words ‘LIF’ and ‘feeders’ in the label ‘Plate ES cells in media (−LIF, −feeders)’. The Article has been corrected online.