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The most widely used blood grouping system is the Dog Erythrocyte Antigen system (DEA)and within this system eight blood groups exist.
The most widely used blood grouping system is the Dog Erythrocyte Antigen system (DEA) and within this system eight blood groups exist.
DEA 1 (DEA 1.1 DEA 1.2), DEA2 - DEA 7.
DEA 1 (DEA 1.1 DEA 1.2), DEA2 - DEA 7.
Often Rottweilers, Labradors and Golden retrivers have DEA 1.1 or DEA 1.2 blood types and Greyhounds and German Shepherd Dogs are frequently DEA 1.1 and DEA 1.2 negative. For this reason greyhounds are commonly used as donors.
Often Rottweilers, Labradors and Golden retrivers have DEA 1.1 or DEA 1.2 positive blood types and Greyhounds and German Shepherd Dogs are frequently DEA 1.1 and DEA 1.2 negative. For this reason greyhounds are commonly used as donors.
==Alloantibodies==
==Alloantibodies==
Unlike [[Blood Groups - Cat|cats]] dogs do not have natural alloantibodies against other blood groups unless a transfusion has been performed.
Unlike [[Blood Groups - Cat|cats]] dogs do not have natural alloantibodies against other blood groups unless a transfusion has been performed.
There is no major risk for the first transfusion and consequently unlike the cat compatibility tests are not required for the dogs first transfusion.
There is no major risk for the first transfusion and consequently unlike the cat compatibility tests are not required for the dogs first bllod transfusion.
Alloantibodies form within 5-7 days of the first transfusion and if a second tranfusion is required 5 days later than the original transfusion compatibility tests are required.
Blood typing can be carried out using in house kits or can be sent away to a reference laboratory.
Dogs are either DEA 1.1 positive or DEA 1.2 positive or negative for both DEA 1.1 and 1.2.
Dogs are either DEA 1.1 positive or DEA 1.2 positive or negative for both DEA 1.1 and 1.2.