An ELISA can be easily converted to a Luminex xMAP assay and, through the benefits of multiplexing, several antibodies can be screened simultaneously to identify an optimum antibody pair, resulting in increased sensitivity and dynamic range, while reducing assay cost.
Baker, H. N., Murphy, R., Lopez, E., Garcia, C. Conversion of a Capture ELISA to a Luminex xMAP Assay using a Multiplex Antibody Screening Method. J. Vis. Exp. (65), e4084, doi:10.3791/4084 (2012).