MURDERERS and thieves beware. Human DNA has been identified in household dust for the first time.
The amount of DNA in dust is tiny and from so many people that singling out any individual could be tricky. With further research it might be possible to find ways of recreating someone’s profile or even working out how recently they’d visited a crime scene from the decay of their DNA.
The discovery that human DNA is detectable and measurable in dust is a first, say researchers who report their findings in Forensic Science International (). “People have quantified the amount of DNA in dust many times…
