Correction to: Communications Biology https://doi.org/10.1038/s42003-019-0443-1, published online 20 May 2019.

In the original published version of this article the grant number attributed to the Italian Society for Celiac Disease (Associazione Italiana Celiachia; AIC) was incorrectly given as Project No. 053_FC_2013. The correct grant number is Grant 005_FC_2016, awarded to Monia Porpora. The error has been corrected in the HTML and PDF versions of the article.