I don't know about cells of the baby remaining in the body of the mother, but in...

		anon57390716717 on Dec 3, 2017 \| parent \| context \| favorite \| on: Woman with Transplanted Uterus Gives Birth, the Fi... I don't know about cells of the baby remaining in the body of the mother, but in the link you posted it says that HDN is caused (a) in the baby (b) by IgG antibodies (not cells).