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Jagten på verdens ældste DNA

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JAGTEN PÅ VERDENS ÆLDSTE DNA følger Eske Willerslev, fra han som ung studerende sammen med sin specialemakker finder DNA direkte i jorden og grundlægger feltet environmental DNA – og til det næsten tyve år senere lykkes ham og hans kolleger at trække de mest overraskende hemmeligheder ud af en ufatteligt gammel jordprøve, som han mener vil ændre vores liv.

Eske Willerslevs store opdagelse er, at DNA ikke er bundet til kroppen, men findes overalt omkring os. Vi vader bogstavelig talt rundt på DNA, som vi afsætter, hver gang vi rører ved noget – og graver vi i jorden, kommer vi ned til fortidens DNA, der er bundet til jordens mineraler.

Da Eske Willerslev som ung rejser til Grønland, tager han en jordprøve fra nogle ældgamle aflejringer, som det ikke tyder på, han kan få noget ud af. Men efter utallige mislykkede forsøg sker det ufattelige: små ødelagte DNA-fragmenter kommer til syne som en hilsen fra en fjern forhistorisk verden.

Da fragmenterne til sidst kan samles som et gigantisk puslespil, vækkes et fuldstændig ukendt forhistorisk økosystem til live for øjnene af de måbende forskere. Elefantlignende mastodonter, rensdyr og harer græssede engang side om side i en grøn og frodig nordgrønlandsk skov, mens taskekrabber vandrede sidelæns i havbugtens tempererede vand.

I dag er mastodonternes skov forvandlet til en gold og øde isørken. Men verden bliver varmere – og Eske Willerslev har en vision om, at hans forskning kan være med til at redde os fra klimaforandringerne. Hans plan er at bruge fortidens DNA som nøgle til fremtiden.

290 pages, ebook

Published October 31, 2023

14 people are currently reading
74 people want to read

About the author

Eske Willerslev

9 books29 followers
Eske Willerslev (born 5 June 1971) is a Danish evolutionary geneticist notable for his pioneering work in molecular anthropology, palaeontology, and ecology. He currently holds the Prince Philip Professorship in Ecology and Evolution at University of Cambridge, UK and the Lundbeck Foundation Professorship in Evolution at Copenhagen University, Denmark. He is director of the Centre of Excellence in GeoGenetics, a research associate at the Wellcome Trust Sanger Institute, and a Professorial Fellow at St John's College, Cambridge. He is the son of historian Richard Willerslev and twin brother of anthropologist Rane Willerslev.

Before becoming a scientist Willerslev led several expeditions in Siberia in the early 1990s with his twin brother, anthropologist Rane Willerslev collecting ethnographic materials and megafauna skeleton remains that are stored at Moesgaard Museum in Denmark (the largest Siberian ethnographical collection in Denmark). Willerslev also lived as a fur trapper in the Sakha (Yakutia) Republic from 1993–94. Willerslev handed in his PhD thesis as a doctor thesis and obtained his DSc at Copenhagen University in 2004. He moved to Oxford University as an independent Wellcome Trust Fellow, and became full professor at Copenhagen University at the age of 33. In 2015 Willerslev took up the Prince Philip Chair in Ecology and Evolution at the Department of Zoology at University of Cambridge. Willerslev is a Foreign Associate Member of The National Academy of Sciences (USA), elected member of the Royal Danish Academy of Sciences and Letters, and Honorary Doctor at University of Oslo. He has been a visiting professor at Oxford University, UK, and a Visiting Miller Professor at UC Berkeley. In 2014, he became an adopted member of the Crow Tribe in Montana (Apsaalooke), where he carries the name ChiitdeeXia’ssee (Well Known Scout).

He has received several awards including the Antiquity Prize for the best paper in the journal Antiquity in 2009, the Danish Independent Research Council's Major EliteForsk Prize, the Rosenkjær Award and the Genius Award (Geniusprisen) of Danish Science journalists for "an impressive array of research successes in the public eye, combined with a unique tour-de-force through university".

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5 stars
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Displaying 1 - 6 of 6 reviews
197 reviews1 follower
May 19, 2024
Meget interessant bog om mange af de forskningsmæssige muligheder som bliver udviklet for tiden.
En del fagsprog om biologi, men ikke mere end det er forståeligt.
Kan varmt anbefales, fortæller meget om klimaforandringer og muligheder.
Profile Image for Frida Faber.
5 reviews
August 20, 2024
Der er meget frem og tilbage fra ordforklaring men det er MEGET spænende - bare super tung
354 reviews
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July 1, 2024
Meget interessant og super skrevet
Profile Image for Emil Zarling.
8 reviews
October 24, 2024
Eske skriver meget indlevende, og bruger ikke for lang tid på de biologiske processer i bogen, uden man føler at man går glip af vigtig viden. Til tider også pænt morsom.
1 review
August 20, 2025
DNF: jeg blev luret af titlen, men skuffet over indholdets karakter, med andre ord tung at læse
Displaying 1 - 6 of 6 reviews

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