Type B Blood Has What Antibodies
Blood group ab has both a and b antigens but no antibodies. A person with type b blood would have b.
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This can be classified as either rh positive or rh negative.
Type b blood has what antibodies. Karl landsteiner discovered that natural blood type antibodies occur in opposites. The individuals who have a specific b type blood group have the b antigen on the surface of rbc. As a monomer with 2 fab sites and a fc portion carrying macrophage receptor igg requires high concentration to activate complement but only to c3 immune complexes which is able to amplify extravascular hemolysis.
Similarly an individual with type b blood has pre formed anti a antibodies. Blood group o is the most common blood group. People with type o blood lack antigens a and b on their erythrocytes but both anti a and anti b antibodies circulate in their blood plasma.
Blood group o has no antigens but both anti a and anti b antibodies in the plasma. If the blood is antigen group a then the circulating plasma antibody will be anti b. However blood type b plasma can only be given to type o and b recipients.
Almost half of the uk population 48 has blood group o. Rh factor is an additional marker in the blood. Individuals with type ab blood which has both antigens do not have preformed antibodies to either of these.
Specially those with o blood type regularly have more igg anti a and anti b than any others. Blood type b doesn t carry the b antibody making blood type b group to be compatible in receiving plasma from groups b and ab. Once anti a has locked onto the a antigen the cell is unable to function and is removed by the body.
Receiving blood from the wrong abo group can be life threatening. For example if someone. Anti a antibodies in their blood.
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