technique using electric current to separate proteins; used to identify gross deficiencies or excesses of types of immunoglobulins
enzyme-linked immunosorbent assay (ELISA)
assay in which antibody or antigen can be quantitated by using enzyme-linked antibody and colored substrate to measure activity of bound enzyme
immunofluorescence assay (IFA)
immunologic test using antibodies chemically conjugated with fluorescent dye
titration
measurement of level of specific antibodies in serum by testing increasing dilutions of serum for antibody activity
virus isolation
use of special culturing techniques to isolate virus from blood or body fluids
Western blot
detection of protein antigens that have been electrophoretically separated and transferred to filter by labeling antigenic bands with radioactive or enzyme-conjugated antibodies