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dc.provenanceCONICET-
dc.creatorPerez, Sergio Ivan-
dc.creatorGonzalez, Paula Natalia-
dc.creatorBernal, Valeria-
dc.date2018-12-12T20:53:06Z-
dc.date2018-12-12T20:53:06Z-
dc.date2016-01-
dc.date2018-11-26T13:32:36Z-
dc.date.accessioned2019-04-29T15:30:20Z-
dc.date.available2019-04-29T15:30:20Z-
dc.date.issued2016-01-
dc.identifierPerez, Sergio Ivan; Gonzalez, Paula Natalia; Bernal, Valeria; Past population dynamics in Northwest Patagonia: An estimation using molecular and radiocarbon data; Academic Press Ltd - Elsevier Science Ltd; Journal of Archaeological Science; 65; 1-2016; 154-160-
dc.identifier0305-4403-
dc.identifierhttp://hdl.handle.net/11336/66384-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/295324-
dc.descriptionStudying demographic changes in past human populations is of great interest due to their role in processes of cultural change as well as the biological evolution of populations. Despite this, a general consensus about the most adequate methodological approach to this end is still lacking. Here, a new approach that combines radiocarbon frequency distributions -uncorrected and corrected by taphonomic bias- and demographic curves independently estimated with modern mitochondrial DNA (mtDNA) is used to estimate population size changes in Northwest Patagonia since the Pleistocene-Holocene transition to recent times. Results based on mtDNA sequences suggest a census size of approximately 3000 individuals (with an estimated female effective size of ca. 750 individuals) by the initial peopling of this region around 10,000 years ago. A strong correspondence between curves based on mtDNA data and those based on archaeological radiocarbon dates (n = 251) was obtained after the effect of taphonomic bias was accounted for. The demographic curves indicate that the population size was relatively stable during the earlier Early Holocene and it increased between 7000 and 5000 years ago, reaching a maximum size around 1000 years ago. Then, the population size declined until present time. We conclude that demographic inferences made on the basis of radiocarbon dates are not necessarily biased but this needs to be evaluated with independent evidence in each specific geographical region.-
dc.descriptionFil: Perez, Sergio Ivan. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina-
dc.descriptionFil: Gonzalez, Paula Natalia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina-
dc.descriptionFil: Bernal, Valeria. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina-
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dc.languageeng-
dc.publisherAcademic Press Ltd - Elsevier Science Ltd-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1016/j.jas.2015.11.013-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0305440315003155-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/66384-
dc.subjectDEMOGRAPHY-
dc.subjectHUNTER-GATHERERS-
dc.subjectMITOCHONDRIAL DNA-
dc.subjectRADIOCARBON FREQUENCY-
dc.subjectTAPHONOMIC BIAS-
dc.subjectHistoria-
dc.subjectHistoria y Arqueología-
dc.subjectHUMANIDADES-
dc.titlePast population dynamics in Northwest Patagonia: An estimation using molecular and radiocarbon data-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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