They then apply an array of optical, chemical, and biological methods to pinpoint ancient proteins, although the results are disputed. (sciencemag.org)
As researchers push the limits of ancient protein analysis, it's possible that methods more refined than either ZooMS or CIEP will emerge. (discovermagazine.com)
OXFORD, U.K. — Scientists have smashed through another time barrier in their search for ancient proteins from fossilized teeth and bones, they said yesterday, adding to growing excitement about the promise of using proteins to study extinct animals and humans that lived more than 1 million years ago. (sciencemag.org)