Why does the control line on a lateral flow test show immediately but the test line can take up to 15 minutes?

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Why does the control line on a lateral flow test show immediately but the test line can take up to 15 minutes?

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Anonymous 0 Comments

The control simply verifies that fluid has made it through the test media to that point whereas the test line is dependent on certain molecules or proteins or whatever the test is for collecting on that line, which takes time.

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