In industrialized countries, enzyme immunoassays (EIAs ... instrumentation or stable electricity are not available. Most EIA methods have excellent sensitivity and good specificity.

RADTs are available in a three formats: immunochromatographic (ICR) tests, enzyme immunoassays (EIA) and optical immunoassays (OIA). The unchanged principle of these tests is as follows ...

The firm, founded in 1981 by Harvard molecular biologist William Haseltine, has marketed several enzyme immunoassay tests, including two for the presence of the HIV-1 antibody. Its Human Lyme EIA kit ...