Why does the immune system not attack foetuses?

08 June 2015
Presented by Ziyad Yehia.

This week we've been sequencing Lorianna's question: if babies have different genetic sequences from their mother, and are technically foreign objects in the womb, why doesn't the mother's immune system attack? Ziyad Yehia asked Dr Lucy Fairclough, an immunologist from Nottingham University to find out...

Add a comment