Ancient DNA reveals five streams of migration into Micronesia and matrilocality in early Pacific seafarers
Author(s) -
Yue-Chen Liu,
Rosalind L. Hunter-Anderson,
Olivia Cheronet,
Joanne Eakin,
Frank Camacho,
Michael Pietrusewsky,
Nadin Rohland,
Alexander G. Ioannidis,
J. Stephen Athens,
Michele Toomay Douglas,
Rona IkeharaQuebral,
Rebecca Bernardos,
Brendan J. Culleton,
Matthew Mah,
Nicole Adamski,
Nasreen Broomandkhoshbacht,
Kimberly Callan,
Ann Marie Lawson,
Kirsten Mandl,
Megan Michel,
Jonas Oppenheimer,
Kristin Stewardson,
Fatma Zalzala,
Kenneth K. Kídd,
Judith R. Kidd,
Theodore G. Schurr,
Kathryn Auckland,
Adrian V. S. Hill,
Alexander J. Mentzer,
Consuelo D. Quinto-Cortés,
Kathryn Robson,
Douglas J. Kennett,
Nick Patterson,
Carlos D. Bustamante,
Andrés MorenoEstrada,
Matthew Spriggs,
Miguel G. Vilar,
Mark Lipson,
Ron Pinhasi,
David Reich
Publication year - 2022
Publication title -
science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 12.556
H-Index - 1186
eISSN - 1095-9203
pISSN - 0036-8075
DOI - 10.1126/science.abm6536
Subject(s) - archipelago , mainland , ancient dna , geography , east asia , homogeneous , ethnology , archaeology , demography , history , population , physics , sociology , china , thermodynamics
Micronesia began to be peopled earlier than other parts of Remote Oceania, but the origins of its inhabitants remain unclear. We generated genome-wide data from 164 ancient and 112 modern individuals. Analysis reveals five migratory streams into Micronesia. Three are East Asian related, one is Polynesian, and a fifth is a Papuan source related to mainland New Guineans that is different from the New Britain-related Papuan source for southwest Pacific populations but is similarly derived from male migrants ~2500 to 2000 years ago. People of the Mariana Archipelago may derive all of their precolonial ancestry from East Asian sources, making them the only Remote Oceanians without Papuan ancestry. Female-inherited mitochondrial DNA was highly differentiated across early Remote Oceanian communities but homogeneous within, implying matrilocal practices whereby women almost never raised their children in communities different from the ones in which they grew up.
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