alexmurillo
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Lateral flow assays (LFAs) are a type of diagnostic test commonly used in the field of clinical diagnostics, as well as in food safety testing, environmental monitoring, and veterinary medicine. LFAs are simple, easy-to-use tests that provide rapid results in a matter of minutes, making them a popular choice for point-of-care testing. Common names for the tests include LFAs, lateral flow device (LFD), lateral flow test (LFT), lateral flow immunoassay (LFIA), dipstick, express test, rapid test, test strip, etc.
LFAs are based on immunoassay principles, where antibodies are used to detect the presence of a specific analyte in a sample. The test is based on the movement of the sample through a strip, which contains a series of capture and detection reagents. The sample is applied to the strip, and drawn through the strip by capillary action. As it moves through the strip, the analyte binds to the capture reagents, and the detection reagents produce a visible signal that indicates the presence or absence of the analyte.
LFAs are based on immunoassay principles, where antibodies are used to detect the presence of a specific analyte in a sample. The test is based on the movement of the sample through a strip, which contains a series of capture and detection reagents. The sample is applied to the strip, and drawn through the strip by capillary action. As it moves through the strip, the analyte binds to the capture reagents, and the detection reagents produce a visible signal that indicates the presence or absence of the analyte.