Welcome to HealingWell, bob. I don't know about
this with Crohn's, but there are ongoing discussions of this on the ulcerative colitis board.
Here is a link to "Fecal transplantation: I took the plunge", part I. There are three parts to this discussion, each should contain a link to the next one at the end.https://www.healingwell.com/community/default.aspx?f=38&p=1&m=1612467