Abstract
This work presents the results of a DNA test aimed to determine a possible biological link of paternal half brotherhood of two males. The combined use of biparentally inherited markers (autosomal STRs) and a panel of 27 Y-STRs allowed us to determine the existence of a biological relationship of kinship, even after detecting three mutations at their Y-STR haplotypes along the analyses, constituting an infrequent multiple mutation situation. This case is an example illustrating the importance of having different analytical markers sets and strategies for clarifying complex kinship cases where mutations occur.
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Funding
This work was supported in part by grants UBACYT 20020170100721BA and PIP 2021/2023-CONICET, 11220200101523CO. A.S, M.C., and D.C. are members of the Carrera del Investigador Científico-CONICET.
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Analyses were performed by MC and AS. The first draft of the manuscript was written by AS. DC performed a critical review of the first version. All authors read and approved the final manuscript.
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Sala, A., Caputo, M. & Corach, D. Three mutations at a Y-STR haplotype defy a paternal half-brothers kinship case analysis. Int J Legal Med 137, 1017–1022 (2023). https://doi.org/10.1007/s00414-023-03027-9
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DOI: https://doi.org/10.1007/s00414-023-03027-9