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Glossary

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generic drug – drug supplied under its common (chemical) name.

fold-change – a term relating to drug resistance after a phenotype resistance test.

4-fold resistance (also called a 4-fold loss in sensitivity) means you need to use four times the dose to get the same reduction in viral load.

spinal tap – See lumbar puncture.

antigen – a protein found on the surface of a virus or bacteria. It is recognised by the immune system which then generates antibodies.

lactate – waste product produced when sugar is turned into energy by the body.