Monday, February 19, 2007 2:24:47 AM
2:00 PM The Evolution of DNA Technology in Investigative Case Work: Overview of DNAWitness 2.5 and Case Histories
Matt Thomas, PhD
DNAPrint Genomics Inc.
Join Dr. Thomas for a fascinating look at a new forensic DNA investigative tool that is able to produce a rough physical description of a sample’s donor. The test determines the relative affiliation of a DNA sample to four populations, Sub-Saharan African, European, East Asian, and Native American. This type of analysis produces a Bio-Geographical Ancestry (BGA) profile of the sample based on their genetic heritage. This technology is distinct from the more common CODIS STR technology which requires a comparison of two samples to determine if the donors match or can be excluded. Information from the single sample can be compared to a database to further refine information regarding physical traits of the suspect, a process which greatly enhances the search for the suspect. This presentation will cover the technology and review casework where DNAWitness has proven valuable to the investigating officers.
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