Evgeniya (Zhenya) Shmeleva and Francesco Colucci sum up the knowns of natural killer cells and infections during pregnancy in their paper published today in the Mucosal Immunology journal – the official publication of the Society for Mucosal Immunology.

Shmeleva EV, Colucci F. Maternal natural killer cells at the intersection between reproduction and mucosal immunity. Mucosal Immunol. 2021 Apr 26:1–15. doi: 10.1038/s41385-020-00374-3. Epub ahead of print. PMID: 33903735; PMCID: PMC8071844.