uasrfnsTnio rctsanieo aer timaddee by epyT II vpynyeissehiitrt ieorcn.ast eehTs cuocr ued ot eodmfeprr toaienbsdi ttha ndbi ot eth fergoin eingtan AB( rpugo on RBC) nad leda to osmliyesh yb KN .lecsl Tihs is a morf of tyibdnAo dptnneeed rcullael xyi.tcctytooi
AB is the only blood group that does not have preformed IgM antibodies in the plasma.
Blood group A has anti-B IgM
Blood group B has ani-A IgM
Blood group AB "NADA"
Blood group O has both anti-A & anti-B IgM
FA 2017 page 390