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What is Rh-factor

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Answered by Anonymous
1
Rh-factor

In 1940, Landsteiner and Weiner discovered that apart from antigen A and B, another antigen discovered from Rhesus monkey, may be present on the surface of the RBCs in many people. This antigen was named as Rh-factor or Rhesus factor. The people (almost 85%- 90%) who possess the Rh-factor are called Rh+ and those who do not possess this factor are called Rh-
Answered by Anonymous
0

Rheumatoid factor is the autoantibody that was first found in rheumatoid arthritis. It is defined as an antibody against the Fc portion of IgG and different RFs can recognize different parts of the IgG-Fc. RF and IgG join to form immune complexes that contribute to the disease process.

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