In an indirect ELISA method designed to detect antibody to the rubella virus in patient's serum, the conjugate used should be:

In an indirect ELISA method designed to detect antibody to the rubella virus in patient's serum, the conjugate used should be:








a. anti-human IgG conjugated to an enzyme
b. anti-rubella antibody conjugated to an enzyme
c. rubella antigen conjugated to an enzyme
d. anti-rubella antibody conjugated to a substrate










Answer: A


Immunology

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