![]() Scheck said he had not heard of the technique being used in the United States. Cardozo School of Law at Yeshiva University, which uses DNA evidence to reverse false convictions, said the possibility of obtaining physical indicators like skin and hair color and height from forensic DNA samples was being actively explored in Britain. Scheck, director of the Innocence Project at the Benjamin N. He referred callers to the Baton Rouge district attorney, who did not return phone calls seeking information about the case.īarry C. Anthony Frudakis, said he had a confidentiality agreement with the task force that investigated the serial killings and could not comment. The scientific director of the company, Dr. ![]() Dr Shriver said he did not know whether Mr. The suspect arrested in the case, Derrick T. It typed the crime scene sample as being 85 percent African ancestry and 15 percent American Indian. Shriver said, only one was linked to the suspect, and the company was not told which. Mark Shriver, a geneticist at Pennsylvania State University, said investigators had been searching for a white man, based on profiling information suggesting that most serial killers are white.īut then they sent DNA samples to DNAPrint Genomics, a company in Sarasota, Fla., that owns the rights to Dr. The developer of the test used in Louisiana, Dr. Experts have long recognized that as knowledge of the human genome advances, other information could be extracted from DNA samples, including physical traits like race. In what appears to be the first use of DNA to extract details of a criminal suspect's appearance, investigators in the case of the Louisiana serial killer shifted their focus away from white suspects after an analysis of tissue from one of the crime scenes determined that the killer was probably black, the developer of the genetic test says.ĭNA evidence has come into widespread use to identify individuals, but the identifying pieces of DNA are not part of the genes and have no influence on a person's physical makeup.
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