Aarhus University Seal / Aarhus Universitets segl

Aminoisoscapes and palaeodiet reconstruction: New perspectives on millet-based diets in China using amino acid δ13C values

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Standard

Aminoisoscapes and palaeodiet reconstruction : New perspectives on millet-based diets in China using amino acid δ13C values. / Ma, Ying; Grimes, Vaughan; Van Biesen, Geert; Shi, Lei; Chen, Kunlong; Mannino, Marcello A.; Fuller, Benjamin T.

In: Journal of Archaeological Science, Vol. 125, 105289, 01.2021.

Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

Harvard

Ma, Y, Grimes, V, Van Biesen, G, Shi, L, Chen, K, Mannino, MA & Fuller, BT 2021, 'Aminoisoscapes and palaeodiet reconstruction: New perspectives on millet-based diets in China using amino acid δ13C values', Journal of Archaeological Science, vol. 125, 105289. https://doi.org/10.1016/j.jas.2020.105289

APA

Ma, Y., Grimes, V., Van Biesen, G., Shi, L., Chen, K., Mannino, M. A., & Fuller, B. T. (2021). Aminoisoscapes and palaeodiet reconstruction: New perspectives on millet-based diets in China using amino acid δ13C values. Journal of Archaeological Science, 125, [105289]. https://doi.org/10.1016/j.jas.2020.105289

CBE

Ma Y, Grimes V, Van Biesen G, Shi L, Chen K, Mannino MA, Fuller BT. 2021. Aminoisoscapes and palaeodiet reconstruction: New perspectives on millet-based diets in China using amino acid δ13C values. Journal of Archaeological Science. 125:Article 105289. https://doi.org/10.1016/j.jas.2020.105289

MLA

Vancouver

Author

Ma, Ying ; Grimes, Vaughan ; Van Biesen, Geert ; Shi, Lei ; Chen, Kunlong ; Mannino, Marcello A. ; Fuller, Benjamin T. / Aminoisoscapes and palaeodiet reconstruction : New perspectives on millet-based diets in China using amino acid δ13C values. In: Journal of Archaeological Science. 2021 ; Vol. 125.

Bibtex

@article{c4bc184bc5b24cc88406b9c8b79ab19f,
title = "Aminoisoscapes and palaeodiet reconstruction: New perspectives on millet-based diets in China using amino acid δ13C values",
abstract = "Foxtail millet (Setaria italica) and common millet (Panicum miliaceum) were important staple crops for the inhabitants of northern China since the Neolithic. The near exclusive consumption of these millets results in extremely elevated bulk collagen δ13C values (~−7‰ to −5‰), which serve as natural isotopic tracers in palaeodiet studies. Here we report individual amino acid δ13C results (δ13CAA) for humans (n = 12) and animals (n = 9) that consumed varying amounts of millets at the Proto-Shang period (2000–1600 BC) site of Nancheng, China. Using established δ13CAA proxies (Δ13CGly-Phe, Δ13CVal-Phe, and plots of δ13CPhe vs. δ13CVal, δ13CLys vs. Δ13CGly-Phe, and δ13CLys vs. Δ13CVal-Phe) and machine learning assisted principal component analysis (MLA-PCA), we compared the Nancheng data to published known archaeological C3, C4, marine and freshwater protein consumers. Exclusive millet-consuming humans and animals from Nancheng displayed highly 13C-enriched amino acid results, which were distinct from C4 consumers of maize (Zea mays) in the Americas. Compared to δ13CAA dietary proxies, MLA-PCA provides improved separation for all of the different dietary categories reviewed. Further, this method was able to distinguish additional dietary details, such as identifying brackish species. Increased application of MLA-PCA in palaeodiet research utilizing δ13CAA measurements could create regional and global aminoisoscapes that can reveal unique dietary and environmental information that is otherwise hidden by bulk and existing δ13CAA proxy isotopic analyses.",
keywords = "Amino acids, C, Compound-specific isotope analysis, Millet, Principal component analysis, Proto-Shang",
author = "Ying Ma and Vaughan Grimes and {Van Biesen}, Geert and Lei Shi and Kunlong Chen and Mannino, {Marcello A.} and Fuller, {Benjamin T.}",
year = "2021",
month = jan,
doi = "10.1016/j.jas.2020.105289",
language = "English",
volume = "125",
journal = "Journal of Archaeological Science",
issn = "0305-4403",
publisher = "Academic Press",

}

RIS

TY - JOUR

T1 - Aminoisoscapes and palaeodiet reconstruction

T2 - New perspectives on millet-based diets in China using amino acid δ13C values

AU - Ma, Ying

AU - Grimes, Vaughan

AU - Van Biesen, Geert

AU - Shi, Lei

AU - Chen, Kunlong

AU - Mannino, Marcello A.

AU - Fuller, Benjamin T.

PY - 2021/1

Y1 - 2021/1

N2 - Foxtail millet (Setaria italica) and common millet (Panicum miliaceum) were important staple crops for the inhabitants of northern China since the Neolithic. The near exclusive consumption of these millets results in extremely elevated bulk collagen δ13C values (~−7‰ to −5‰), which serve as natural isotopic tracers in palaeodiet studies. Here we report individual amino acid δ13C results (δ13CAA) for humans (n = 12) and animals (n = 9) that consumed varying amounts of millets at the Proto-Shang period (2000–1600 BC) site of Nancheng, China. Using established δ13CAA proxies (Δ13CGly-Phe, Δ13CVal-Phe, and plots of δ13CPhe vs. δ13CVal, δ13CLys vs. Δ13CGly-Phe, and δ13CLys vs. Δ13CVal-Phe) and machine learning assisted principal component analysis (MLA-PCA), we compared the Nancheng data to published known archaeological C3, C4, marine and freshwater protein consumers. Exclusive millet-consuming humans and animals from Nancheng displayed highly 13C-enriched amino acid results, which were distinct from C4 consumers of maize (Zea mays) in the Americas. Compared to δ13CAA dietary proxies, MLA-PCA provides improved separation for all of the different dietary categories reviewed. Further, this method was able to distinguish additional dietary details, such as identifying brackish species. Increased application of MLA-PCA in palaeodiet research utilizing δ13CAA measurements could create regional and global aminoisoscapes that can reveal unique dietary and environmental information that is otherwise hidden by bulk and existing δ13CAA proxy isotopic analyses.

AB - Foxtail millet (Setaria italica) and common millet (Panicum miliaceum) were important staple crops for the inhabitants of northern China since the Neolithic. The near exclusive consumption of these millets results in extremely elevated bulk collagen δ13C values (~−7‰ to −5‰), which serve as natural isotopic tracers in palaeodiet studies. Here we report individual amino acid δ13C results (δ13CAA) for humans (n = 12) and animals (n = 9) that consumed varying amounts of millets at the Proto-Shang period (2000–1600 BC) site of Nancheng, China. Using established δ13CAA proxies (Δ13CGly-Phe, Δ13CVal-Phe, and plots of δ13CPhe vs. δ13CVal, δ13CLys vs. Δ13CGly-Phe, and δ13CLys vs. Δ13CVal-Phe) and machine learning assisted principal component analysis (MLA-PCA), we compared the Nancheng data to published known archaeological C3, C4, marine and freshwater protein consumers. Exclusive millet-consuming humans and animals from Nancheng displayed highly 13C-enriched amino acid results, which were distinct from C4 consumers of maize (Zea mays) in the Americas. Compared to δ13CAA dietary proxies, MLA-PCA provides improved separation for all of the different dietary categories reviewed. Further, this method was able to distinguish additional dietary details, such as identifying brackish species. Increased application of MLA-PCA in palaeodiet research utilizing δ13CAA measurements could create regional and global aminoisoscapes that can reveal unique dietary and environmental information that is otherwise hidden by bulk and existing δ13CAA proxy isotopic analyses.

KW - Amino acids

KW - C

KW - Compound-specific isotope analysis

KW - Millet

KW - Principal component analysis

KW - Proto-Shang

UR - http://www.scopus.com/inward/record.url?scp=85097454819&partnerID=8YFLogxK

U2 - 10.1016/j.jas.2020.105289

DO - 10.1016/j.jas.2020.105289

M3 - Journal article

AN - SCOPUS:85097454819

VL - 125

JO - Journal of Archaeological Science

JF - Journal of Archaeological Science

SN - 0305-4403

M1 - 105289

ER -