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Quality-filtering vastly improves diversity estimates from Illumina amplicon sequencing

  • Nicholas A. Bokulich
  • , Sathish Subramanian
  • , Jeremiah J. Faith
  • , Dirk Gevers
  • , Jeffrey I. Gordon
  • , Rob Knight
  • , David A. Mills
  • , J. Gregory Caporaso

Research output: Contribution to journalArticlepeer-review

Abstract

High-throughput sequencing has revolutionized microbial ecology, but read quality remains a considerable barrier to accurate taxonomy assignment and α-diversity assessment for microbial communities. We demonstrate that high-quality read length and abundance are the primary factors differentiating correct from erroneous reads produced by Illumina GAIIx, HiSeq and MiSeq instruments. We present guidelines for user-defined quality-filtering strategies, enabling efficient extraction of high-quality data and facilitating interpretation of Illumina sequencing results.

Original languageEnglish (US)
Pages (from-to)57-59
Number of pages3
JournalNature Methods
Volume10
Issue number1
DOIs
StatePublished - Jan 2013

ASJC Scopus subject areas

  • Biotechnology
  • Biochemistry
  • Molecular Biology
  • Cell Biology

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