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ELISA stands for and is used in the diagnosis of:
AElectrolytic Sample Assay; used in malaria
BEnzyme-Like Indicator Serum Assay; used in cancer
CEndogenous Lymphocyte Indicator Serum Antigen; used in TB
DEnzyme-Linked Immuno-Sorbent Assay; used in HIV/AIDS diagnosis
Answer & Solution
Correct answer: D. Enzyme-Linked Immuno-Sorbent Assay; used in HIV/AIDS diagnosis
**ELISA = Enzyme-Linked Immuno-Sorbent Assay**. Standard sensitive test for **HIV/AIDS diagnosis**. Detects antibodies against HIV (or HIV antigens). Also used widely for many other infections (dengue, COVID-antibody tests, etc.).
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