A critical review of ancient DNA literature through the development of the field highlights that few studies after about 2002 have succeeded in amplifying DNA from remains older than several hundred thousand years.
Unha revisión fundamental da literatura sobre o ADN antigo desde o inicio do desenvolvemento deste campo salienta que houbo poucos estudos posteriores a 2002 que tivesen éxito en amplificar ADN de restos de antigüidade superior a uns poucos centos de miles de anos.