A laboratory process that selects a DNA segment from a mixture of DNA chains and rapidly
replicates it; used to create a large, readily analyzed sample of a piece of DNA. It is used in DNA
fingerprinting and in medical tests to identify diseases from the infectious agent's DNA. See also DNA.
As related to HIV: A sensitive laboratory technique that can detect and quantify HIV in a person's blood
or lymph node.
Polymerase Chain Reaction (PCR) Assay:SFAF
a highly sensitive test
that can detect small amounts of DNA or RNA in blood or tissue samples
using an amplification technique that multiplies the existing DNA/RNA
so that it can more easily be detected.
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