What is a lateral flow test (LFT)? A lateral flow test (LFT) is a simple, quick and cheap assay that can detect the presence of target antigen(s) or antibody(ies) in a liquid sample. 1 As a type of ...

Lateral flow assays, also called immunochromatographic assays, identify or measure biomolecules in intricate samples like blood, saliva, urine, or other fluids to diagnose numerous medical conditions.