Title

Performance Evaluation and Optimization of Multiplex PCRs for the Highly Discriminating OSU 10-Locus Set Y-STRs

Authors

Authors

E. Hanson; J. L. Maybruck; J. Ballantyne;P. A. Fuerst

Comments

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Abbreviated Journal Title

J. Forensic Sci.

Keywords

forensic science; short tandem repeats; microsatellites; Y-chromosome; DYS448; DYS487; DYS488; DYS504; DYS576; DYS657; DYS685; DYS688; DYS703; DYS707; FORENSIC CASEWORK; POPULATION GROUPS; UNITED-STATES; CHROMOSOME; SYSTEM; Medicine, Legal

Abstract

In a previous study, a new set of Y-chromosome short tandem repeats, the OSU 10-locus set (MPM1 and MPM2), was shown to have a higher discrimination power when evaluated against the 10 SWGDAM loci on a common population panel. Here, we describe the optimization of the multiplex reactions using dye-labeled primers followed by performance evaluations. The loci exhibited high precision, human male specificity, reliability in different body fluids, high sensitivity, stability, and the ability to amplify nonprobative casework and mixture samples. Stutter for the all of the loci, with the exception of the highly polymorphic locus DYS688, was similar to that observed for autosomal loci. The results of the performance evaluations reinforced the utility of these loci.

Journal Title

Journal of Forensic Sciences

Volume

57

Issue/Number

1

Publication Date

1-1-2012

Document Type

Article

Language

English

First Page

52

Last Page

59

WOS Identifier

WOS:000298793800009

ISSN

0022-1198

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