Exfoliated cell sticker use special sticker directly or indirectly adhere epithelium exfoliated cells and extract DNA. Since the exfoliated cell sticker could ezsily extract DNA, it is widely used in the criminal scene investigation and forensic lab for biological evidence extraction and paternity test.
1. Wear gloves, take out exfoliated cell sticker, remove the cap and used tweezer to tear off the protection film. Be careful not to contact the sticking surface with any other irrelevant objects.
2. After sample collection, enclose cap and take notes properly.
3. In the laboratory, use tweezer to tear off the sticky film and put in centrifuge tube for further purification.