U.S. flag

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

Genetics

Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later - Panel at the 2009 NIJ Conference

June 2009

Technological advances have made it possible to detect male DNA in evidentiary samples collected several days after a sexual act has taken place. Panelists will present the research that has led to these findings, followed by a discussion of the potential impact of this work from the perspectives of the sexual assault nurse examiner (SANE) and the crime laboratory communities.

Transcript
Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later - Panel at the 2009 NIJ Conference
Audio file
1 of 4: Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later, Lois Tully, National Institute of Justice , 2 of 4: Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later, Jack Ballantyne, National Center for Forensic Science , 3 of 4: Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later, Patricia M. Speck, College of Nursing, University of Tennessee Health Science Center , 4 of 4: Sexual Assault: Obtaining DNA From Evidence Collected up to a Week Later, Mechthild Prinz, Office of the Chief Medical Examiner, New York, N.Y.

Familial DNA Searching: Issues and Answers

June 2011

Familial DNA searching is the practice of creating new investigative leads in cases where DNA evidence found at the scene of a crime strongly resembles that of an existing DNA profile but is not an exact match. Panelists will explain how the technology works, provide examples of successful convictions obtained through familial searches, and discuss the various misconceptions and concerns regarding this practice.

Transcript
Familial DNA Searching: Issues and Answers
Audio file
Familial DNA Searching: Issues and Answers