Article ID Journal Published Year Pages File Type
98405 Forensic Science International 2006 7 Pages PDF
Abstract

We report triallelic patterns in several short tandem repeat (STR) loci revealed by routine paternity testing using the commercial AMPFlSTR®Profiler™ and AMPFlSTR®SGMplus™ kits. One case where the TPOX-locus (2p25.3) produced three peaks from the blood sample of a child was analysed further. Quantitative polymerase chain reaction (QPCR) and STR typing of the DNAs of the family trio revealed a large (>1.59 Mb) duplication flanking the TPOX-locus in chromosome 2 in both the mother and child. The implications of such genetic anomalies for paternity testing are discussed.

Related Topics
Physical Sciences and Engineering Chemistry Analytical Chemistry
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