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ABC News
ABC News
Health

Contamination concern after Queensland bone, teeth samples gave mixed DNA profiles when cleaning protocols changed, inquiry told

A scientist became concerned about contamination at Queensland's forensic lab after a high number of bone and teeth samples failed to yield proper DNA profiles, an inquiry has heard.

Angelina Keller, a scientist specialising in cold cases, told the Commission of Inquiry into Forensic DNA testing in Queensland she noticed the problem after changes to the way bone crushing equipment was cleaned at the lab.

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