No,

it's Baby Biome Study.

So we got funding for this study in around 2013 from the Wellcome Trust and together with some colleagues at the Sanger Institute near Cambridge.

In 2016 and 2017, we recruited about three and a half thousand mums and their babies right at the end of pregnancy.

And we got the mums to send us back a lot of the baby poop in the first weeks of life because...

Megan's talked about how important these microbes might be for health.

And the moment of birth is a really special moment for lots of reasons, but not least because it's the moment that you really start to get colonized.

I just wondered if you could talk a little bit about that.