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'Guess Who?': Forensic genetics and archaeology converge to identify Cristopher Columbus descendants.

Navarro Vera, I.; Yravedra Sainz de los Terreros, J.; Bonilla, A.; Tirapu, M.; Albert, M.; Jimenez, P.; Herranz, D.; Garcia, C.

2025-12-18 genomics
10.64898/2025.12.16.694569 bioRxiv
Show abstract

The generation of DNA profiles from skeletal remains is a core challenge in forensic genetics, particularly for the identification of missing persons and the resolution of cold cases. Factors such as diagenesis, DNA fragmentation, and the presence of PCR inhibitors severely compromise traditional methodologies, limiting the potential for successful identification. Similarly, in many archaeological studies, the presence of multiple individuals within a single burial site presents a significant challenge for accurate identification. This study shows how the most innovative forensic genetic techniques can be integrated into archaeological research, enabling the identification of individuals through the establishment of familial relationships between remains recovered from an archaeological site. A large-scale SNP assay, Forenseq(R) Kintelligence HT, has been applied to a familial group dating back to the 16th-17th century, allowing robust kinship calculations and lineage studies, that, in a first stage, lead to the identification of four individuals spanning four generations within the same family.

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