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Medical Term:


Pronunciation: kown'ter-im'yu-no-e-lek'tro-for-e'sis


A modification of immunoelectrophoresis in which antigen (serum containing hepatitis B virus) is placed in wells cut in the sheet of agar gel toward the cathode and antiserum is placed in wells toward the anode; antigen and antibody, moving in opposite directions, form precipitates in the area between the cells where they meet in concentrations of optimal proportions.

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