in order to evaluate the short-term and long-term effects of plasmaapheresis on serum proteins and immunoglobulins , the levels of alpha1 , alpha2 , beta , and gamma globulins , and igg , iga , and igm were measured and statistically evaluated in 41 active plasmapheresis donors donating 500 to 1,000 ml of plasma weekly for up to three years .
C0021027
immunoglobulins
C0017007
gamma globulins