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Precipitin arc

Curved line of antigen-antibody precipitate that forms at equivalence in immunoelectrophoresis. Shape and position identify the antigen.

Explained in

Electrophoresis in Forensic Science: High Voltage, Low Voltage and Immunoelectrophoresis

Related terms

Agarose Capillary electrophoresis (CE)Electrophoretic mobility (μ)IEF (isoelectric focusing)Immunoelectrophoresis Isoelectric point (pI)Polyacrylamide (PAGE)SDS-PAGE

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