A vote for immunofixation.
Schreiber
W E
WE
Pudek
M R
MR
D000911:Antibodies, Monoclonal; D006801:Humans; D007147:Immunoglobulin Light Chains / Q000302:isolation & purification; D007075:Immunoglobulin M / Q000302:isolation & purification*; D007158:Immunologic Techniques
D000911:Antibodies, Monoclonal; D007147:Immunoglobulin Light Chains; D007075:Immunoglobulin M