Native Male Founder Lineages of America

Native-American males carry a Y-chromosome lineage characterized by one base-pair polymorphism (M3). All populations from Alaska to the MagellanÕs Strait present this lineage in frequencies higher than 60%. This lineage was considered the ÒfounderÓ, but further information shows that M3 occurred in...

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Bibliographic Details
Main Authors: Ramallo, Virginia, Muzzio, Marina, Santos, María Rita, Motti, Josefina María Brenda, Jurado Medina, Laura Smeldy, Bravi, Claudio Marcelo, Bailliet, Graciela
Format: Article in Journal/Newspaper
Language:English
Published: University of Maine at Orono. Center for the Study of Early Man
Subjects:
Online Access:http://hdl.handle.net/11336/100372
Description
Summary:Native-American males carry a Y-chromosome lineage characterized by one base-pair polymorphism (M3). All populations from Alaska to the MagellanÕs Strait present this lineage in frequencies higher than 60%. This lineage was considered the ÒfounderÓ, but further information shows that M3 occurred in America, or Siberia shortly before migration to America and so it is actually considered autochthonous. It belongs to the Q haplogroup, shows derivate state for M242, M346, and M3 polymorphisms, and is named subhaplogroup Q1a3a. Another lineage, paragroup Q1a3*, entered America showing derived states for M242 and M346 polymorphisms, and ancestral for M3. It is present in Eurasia and is more frequent in North than in South America. Though found at low frequency, it has not been possible to rule out a genetic bottleneck occurrence during the migration to South America. Fil: Ramallo, Virginia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto Multidisciplinario de Biología Celular. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto Multidisciplinario de Biología Celular. Universidad Nacional de La Plata. Instituto Multidisciplinario de Biología Celular; Argentina Fil: Muzzio, Marina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto Multidisciplinario de Biología Celular. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto Multidisciplinario de Biología Celular. Universidad Nacional de La Plata. Instituto Multidisciplinario de Biología Celular; Argentina Fil: Santos, María Rita. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Instituto Multidisciplinario de Biología Celular. Provincia de Buenos Aires. Gobernación. Comisión de Investigaciones Científicas. Instituto Multidisciplinario de Biología Celular. Universidad Nacional de La Plata. ...