DNA Fingerprinting in a Criminal InvestigationCurrent as of: October 9, 2017 Author: Healthwise Staff Medical Review: Kathleen Romito, MD - Family Medicine & Siobhan M. Dolan, MD, MPH - Reproductive Genetics |
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DNA Fingerprinting in a Criminal Investigation![]() The first step in DNA fingerprinting is to break open the sample cells and collect the DNA. Next, many copies of the DNA are made using polymerase chain reaction (PCR). To get the DNA fingerprint:
For a criminal investigation, photos of the criminal and suspect DNA are compared. The results in this case show that the suspect is not the criminal. Current as of: October 9, 2017 Author: Healthwise Staff Medical Review: Kathleen Romito, MD - Family Medicine & Siobhan M. Dolan, MD, MPH - Reproductive Genetics |
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