Sequences of microvariant/“off-ladder” STR alleles

Eszter Rockenbauer, Magdalena Holgersson, Sarah Louise Fordyce, Maria del Carmen Avila Arcos, Claus Børsting, Anders Johannes Hansen, Rune Frank-Hansen, Eske Willerslev, Tom Gilbert, Niels Morling

4 Citations (Scopus)

Abstract

We have recently developed a sequencing method using a second generation sequencing platform. We typed 111 samples for one or two of 10 short tandem repeat loci and discovered a high degree of sequence diversity. Most variation was seen in the D21S11 locus and least variation was found in the D18S51 locus. Our sequencing method gave a better resolution than traditional capillary electrophoresis methods, and also better resolution than other techniques, such as pyrosequencing and mass spectrometry. We found that poly-A/T stretches longer than six bases decreased the quality of reads, making sequence composition an important factor for the quality of sequencing results.

Original languageEnglish
JournalForensic Science International: Genetics Supplement Series
Volume3
Issue number1
Pages (from-to)e204-e205
Number of pages2
ISSN1875-1768
DOIs
Publication statusPublished - Dec 2011
Event24th International Congress of the International Society for Forensic Genetics - Wien, Austria
Duration: 30 Aug 20113 Sept 2011
Conference number: 24

Conference

Conference24th International Congress of the International Society for Forensic Genetics
Number24
Country/TerritoryAustria
CityWien
Period30/08/201103/09/2011

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