If you ingested blood, which was a different blood group to yourself would it cause your body to have a reaction?

Question

If you ingest blood which has different antigens to your own, such as drinking B blood group when you are blood group A, will you get a haemolytic reaction similar to when you transfuse with the wrong blood? And if not why, since you have antibodies against these antigens?

In: Biology

Answer 1

>If you ingest blood which has different antigens to your own, such as drinking B blood group when you are blood group A, will you get a haemolytic reaction similar to when you transfuse with the wrong blood? And if not why, since you have antibodies against these antigens?

No, it would either be digested or vomited up.