U.S. flag

An official website of the United States government, Department of Justice.

DNA Amplification for Forensic Analysts

Determine Root Cause

Home  |  Glossary  |  Resources  |  Help  |  Contact Us  |  Course Map
 

Step Two

The point at which the contamination has occurred may be determined by reworking the samples in reverse in a step-by-step manner (see Step One: Identify Problem).

Although alleles under the threshold are not reported in casework, these should be considered when performing investigations/corrective actions to assist in the determination of the source.

Back Forward