Question

The result of elisa test can be read visibly

Answer 1

https://goo.gl/search/The+result+of+elisa+test+can+be+read+visibly

ELISA Test Results, Types & Procedure Risks - MedicineNet Antibody testing is usually done on a blood sample, often using an enzyme-linked assay called an ELISA or EIA. ... If the person has been infected with HIV, the antibodies in the serum will bind to the HIV proteins, and the extent of this binding can be measured. Negative EIA results are usually available in a day or so.