Criminology and Criminal Justice Commons^™

Comparing Wearer Dna Sample Collection Methods For The Recovery Of Single Source Profiles, Corissa J. Harris, Amanda J. Cardenas, Steven B. Lee, Brooke Barloewen

Themis: Research Journal of Justice Studies and Forensic Science

Wearer DNA is the deposit of epithelial cells on clothing worn by an individual. Detection of the last individual to handle or wear an item is often an important and desirable determination in forensic science. The most commonly used collection methods for wearer DNA include swabbing and scraping. These often result in mixture profiles. Recently, adhesives have been introduced as a possible reliable method for the collection of biological evidence. The goal of the research was to compare the current collection methods of swabbing and scraping with a gel film called Gel-Pak ‘0’ which shares similar properties with adhesives. Gel-Pak …