Exhaled breath is unique fingerprint

Compounds present in exhaled breath can act as a “fingerprint” for individuals, scientists say.

These “metabolites” represent the waste products of the body’s chemistry – but their uniqueness had never been shown.

A study in PLOS ONE suggests they could be as useful to medical diagnosis as those found in urine or blood.

Because a breath test is non-invasive and the results are instantaneous, it could prove even more convenient for example in anaesthesia or doping tests.

“I don’t …

via The Cuckoo’s Nest http://feedproxy.google.com/~r/forumotion/yrGQ/~3/2rIOllpFr9o/t1631-exhaled-breath-is-unique-fingerprint

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