Fragmentation of contaminant and endogenous DNA in ancient samples determined by shotgun sequencing; prospects for human palaeogenomics

Despite the successful retrieval of genomes from past remains, the prospects for human palaeogenomics remain unclear because of the difficulty of distinguishing contaminant from endogenous DNA sequences. Previous sequence data generated on high-throughput sequencing platforms indicate that fragmenta...

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Detalles Bibliográficos
Autores: García Garcerà, M., Gigli, E., Sánchez Quinto, Federico, Ramírez, Oscar, Calafell, Francesc, Civit Vives, Sergi, Lalueza Fox, Carles, 1965-
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2011
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/43561
Acceso en línea:https://hdl.handle.net/2445/43561
Access Level:acceso abierto
Palabra clave:ADN fòssil
ADN
Paleobiologia
Fossil DNA
DNA
Paleobiology
Descripción
Sumario:Despite the successful retrieval of genomes from past remains, the prospects for human palaeogenomics remain unclear because of the difficulty of distinguishing contaminant from endogenous DNA sequences. Previous sequence data generated on high-throughput sequencing platforms indicate that fragmentation of ancient DNA sequences is a characteristic trait primarily arising due to depurination processes that create abasic sites leading to DNA breaks.