If your blood doesn't have the protein,. Webmar 30, 2010 · rh typing is performed so that rh positive red blood cells will not be given to an rh negative recipient. Weboct 23, 2015 · some data indicate that rhd positive and rhd negative subjects differ in their tolerance to certain biological factors, including, toxoplasma infection, aging and.

Webjul 29, 2022 · rh factor is an inherited protein found on the surface of red blood cells. This prevents rh immunization in patients without pre.