What is the difference RH negative blood

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What is RH negative blood type?
RH is the Rhesus (RhesusMacacus) the first two letters of foreign names. Rand in 1940, Steiner and other scientists doing animal experiments, we found that rhesus monkeys, and most of the body's red blood cells of RH blood group antigens present on the material, therefore named. Those who have RH blood erythrocyte antigen (also known as D antigen), referred to as RH negative. This allows the red blood cells have been found A, B, O and AB blood type of the four main people, they were all to be divided into two for the RH-positive and negative two.
In China, RH negative blood type only three thousandths to four. RH-negative type A, B-, O-, AB-type ratio is 3:3:3:1.
RH negative blood type may be any danger?
RH negative blood can not accept the RH positive, RH positive blood because of the antigen will stimulate the body to produce RH RH negative antibodies. If you re-enter the RH positive blood, can cause hemolytic transfusion reactions. However, RH-positive acceptable RH negative blood. pregnancy question and answers


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