Rapid test
device · 1988 · Digital age
An antigen strip — the same principle as a pregnancy test.
What it is made of
- Test strip membrane — has part. The strip along which the sample flows.
- Test and control lines on a strip — has part. Antibodies colour the lines.
- Test buffer solution vial — has part. It extracts the antigen from the sample.
Principles and materials it uses
- Antibodies — uses. Antibodies.
- Cellulose — is made of. The strip is nitrocellulose.
- Gold — is made of. The label is gold nanoparticles.
History: what it evolved from and what it influenced
- Pregnancy test — evolved from. The same strip technology.