"Today, the DNA fingerprint is 25 years old. Wellcome Images holds a photo of the original autoradiograph, discovered by Professor Sir Alec Jeffreys in his lab at Leicester University, where he still works today. This image, acquired in 2005, represents a greatly important discovery for the field of forensic science. Thanks to later technological improvements, a microscopic sample of DNA can now be analysed to produce a DNA profile sufficient to convict a criminal"
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