Data from: Diet adaptation in dog reflects spread of prehistoric agriculture
Adaptations allowing dogs to thrive on a diet rich in starch, including a significant AMY2B copy number gain, constituted a crucial step in the evolution of the dog from the wolf. It is however not clear if this change was associated with the initial domestication or represents a secondary shift rel...
Main Authors: | , , , , |
---|---|
Format: | Article in Journal/Newspaper |
Language: | unknown |
Published: |
2016
|
Subjects: | |
Online Access: | http://hdl.handle.net/10255/dryad.117313 https://doi.org/10.5061/dryad.1j6b6 |
id |
ftdryad:oai:v1.datadryad.org:10255/dryad.117313 |
---|---|
record_format |
openpolar |
spelling |
ftdryad:oai:v1.datadryad.org:10255/dryad.117313 2023-05-15T15:09:28+02:00 Data from: Diet adaptation in dog reflects spread of prehistoric agriculture Arendt, Maja Cairnes, Kylie M. Ballard, J.W.O. Savolainen, Peter Axelsson, Erik Global Neolithic Palaeolithic 2016-05-31T15:58:45Z http://hdl.handle.net/10255/dryad.117313 https://doi.org/10.5061/dryad.1j6b6 unknown doi:10.5061/dryad.1j6b6/1 doi:10.5061/dryad.1j6b6/2 doi:10.5061/dryad.1j6b6/3 doi:10.1038/hdy.2016.48 PMID:27406651 doi:10.5061/dryad.1j6b6 Arendt M, Cairns KM, Ballard JWO, Savolainen P, Axelsson E (2016) Diet adaptation in dog reflects spread of prehistoric agriculture. Heredity 117(5): 301-306. 0018-067X http://hdl.handle.net/10255/dryad.117313 Dog domestication Starch digestion Agriculture Article 2016 ftdryad https://doi.org/10.5061/dryad.1j6b6 https://doi.org/10.5061/dryad.1j6b6/1 https://doi.org/10.5061/dryad.1j6b6/2 https://doi.org/10.5061/dryad.1j6b6/3 https://doi.org/10.1038/hdy.2016.48 2020-01-01T15:35:40Z Adaptations allowing dogs to thrive on a diet rich in starch, including a significant AMY2B copy number gain, constituted a crucial step in the evolution of the dog from the wolf. It is however not clear if this change was associated with the initial domestication or represents a secondary shift related to the subsequent development of agriculture. Previous efforts to study this process were based on geographically limited data sets and low-resolution methods and it is therefore not known to what extent the diet adaptations are universal among dogs and whether there are regional differences associated with alternative human subsistence strategies. Here we use droplet PCR to investigate worldwide AMY2B copy number diversity among indigenous as well as breed dogs and wolves to elucidate how a change in dog diet was associated with the domestication process and subsequent shifts in human subsistence. We find that AMY2B copy numbers are bimodally distributed with high copy numbers (median 2nAMY2B=11) in a majority of dogs but no, or few, duplications (median 2nAMY2B=3) in a small group of dogs originating mostly in Australia and the arctic. We show that this patterns correlates geographically to the spread of prehistoric agriculture and conclude that the diet change may not have been associated with initial domestication but rather the subsequent development and spread of agriculture to most, but not all regions of the globe. Article in Journal/Newspaper Arctic Dryad Digital Repository (Duke University) Arctic |
institution |
Open Polar |
collection |
Dryad Digital Repository (Duke University) |
op_collection_id |
ftdryad |
language |
unknown |
topic |
Dog domestication Starch digestion Agriculture |
spellingShingle |
Dog domestication Starch digestion Agriculture Arendt, Maja Cairnes, Kylie M. Ballard, J.W.O. Savolainen, Peter Axelsson, Erik Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
topic_facet |
Dog domestication Starch digestion Agriculture |
description |
Adaptations allowing dogs to thrive on a diet rich in starch, including a significant AMY2B copy number gain, constituted a crucial step in the evolution of the dog from the wolf. It is however not clear if this change was associated with the initial domestication or represents a secondary shift related to the subsequent development of agriculture. Previous efforts to study this process were based on geographically limited data sets and low-resolution methods and it is therefore not known to what extent the diet adaptations are universal among dogs and whether there are regional differences associated with alternative human subsistence strategies. Here we use droplet PCR to investigate worldwide AMY2B copy number diversity among indigenous as well as breed dogs and wolves to elucidate how a change in dog diet was associated with the domestication process and subsequent shifts in human subsistence. We find that AMY2B copy numbers are bimodally distributed with high copy numbers (median 2nAMY2B=11) in a majority of dogs but no, or few, duplications (median 2nAMY2B=3) in a small group of dogs originating mostly in Australia and the arctic. We show that this patterns correlates geographically to the spread of prehistoric agriculture and conclude that the diet change may not have been associated with initial domestication but rather the subsequent development and spread of agriculture to most, but not all regions of the globe. |
format |
Article in Journal/Newspaper |
author |
Arendt, Maja Cairnes, Kylie M. Ballard, J.W.O. Savolainen, Peter Axelsson, Erik |
author_facet |
Arendt, Maja Cairnes, Kylie M. Ballard, J.W.O. Savolainen, Peter Axelsson, Erik |
author_sort |
Arendt, Maja |
title |
Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
title_short |
Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
title_full |
Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
title_fullStr |
Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
title_full_unstemmed |
Data from: Diet adaptation in dog reflects spread of prehistoric agriculture |
title_sort |
data from: diet adaptation in dog reflects spread of prehistoric agriculture |
publishDate |
2016 |
url |
http://hdl.handle.net/10255/dryad.117313 https://doi.org/10.5061/dryad.1j6b6 |
op_coverage |
Global Neolithic Palaeolithic |
geographic |
Arctic |
geographic_facet |
Arctic |
genre |
Arctic |
genre_facet |
Arctic |
op_relation |
doi:10.5061/dryad.1j6b6/1 doi:10.5061/dryad.1j6b6/2 doi:10.5061/dryad.1j6b6/3 doi:10.1038/hdy.2016.48 PMID:27406651 doi:10.5061/dryad.1j6b6 Arendt M, Cairns KM, Ballard JWO, Savolainen P, Axelsson E (2016) Diet adaptation in dog reflects spread of prehistoric agriculture. Heredity 117(5): 301-306. 0018-067X http://hdl.handle.net/10255/dryad.117313 |
op_doi |
https://doi.org/10.5061/dryad.1j6b6 https://doi.org/10.5061/dryad.1j6b6/1 https://doi.org/10.5061/dryad.1j6b6/2 https://doi.org/10.5061/dryad.1j6b6/3 https://doi.org/10.1038/hdy.2016.48 |
_version_ |
1766340657019879424 |