But, if the problem I'd that the immune system learned the wrong thing, then you can't fix it with whipworw, it's too late. Kinda like somebody learning a secon

But, if the problem I'd that the immune system learned the wrong thing, then you can't fix it with whipworw, it's too late. Kinda like somebody learning a second language late in life. The only to test a theory would be to use infants twin, raise half of them in clean conditions and expose the other half to all kind of bacteria, etc...