And then how do you get it to function without causing disease?

You know, but like the trine immunity talk, it was so interesting, the fact that, you know, the BCG stuff with the neonate skin is so different from, you know, the adult skin.

And at least in the talk, it was just showing the differences in vasculature.

But, you know, we got a similar observation in fish where we do our neocostal vaccinations in the water, right? So we put the vaccine directly into the water and we do the bath vaccination.

And we saw that actually the baby fish were way better at amounting antibody responses to the vaccine than the bigger fish, and we thought it was going to be the opposite.

So we compared two ages before and after organized lymphoid tissue forms, right? So we were like, oh, you know, we have these organized lymphoid structures.

These fish should do worse because they are too young.

Because the question that I had is, are there fish that have allergy? Are they lungfish with asthma? We