Difference between ABO blood group system and Rh blood group system
Difference between ABO blood group system and Rh blood group system are in tabular form below –
No. |
ABO blood group system |
Rh blood group system |
Definition |
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1. | The blood system which is present in the humans and consists of two antigens on the RBC surface and two antibodies in the plasma, this is referred to as ABO blood group system. | The most important system in the human blood systems which consists of 5 antigens D, C, E, c, and e, this is referred to as Rh or Rhesus blood group system. |
Types |
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2. | This blood group system include four types of blood group i.e. A, O, B and AB. | This blood group system include two type i.e. Rh positive and Rh negative. |
Codes |
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3. | ABO gene usually coded for this type of group system. | Two linked genes such as RhD and RhCE codes for this type of group system. |
Essential |
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4. | This is required in transplantation and transfusion. | This is required secondly in the blood group system after ABO |
Presence and Absence |
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5. | This is based on presence and absence of A and B antigens. | This is based on presence and absence of Rh antigen. |
Alleles |
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6. | IA, IB and i. | D and d. |