Automated Platform for Rapid and Reproducible Sample Preparations in Point-of-Care(POC) Molecular Diagnostics

Dongkyu Lee, Ohwon Kwon, Kang Ho Lee, Jongsu Yun, Changwon kim, Joonho Seo, Jeawan Koo, Gyu Man Kim

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

Fully automated system for sample preparation in molecular diagnostics was developed. The small cartridge with multiple chambers and a rotating valve was designed for automated processes such as extraction, separation and purifications during the DNA sample preparation. The automated processes such as injection, mixing, capturing and valve on/off motions were controlled by an affordable, motorized control system. We demonstrated the automated DNA extraction of pathogenic bacteria using this system. The deviations in the purity and real-time polymerase chain reaction (PCR) detection of the automated DNA extraction samples were clearly decreased. The device provided rapid, reliable, and reproducible sample preparation in comparison with manual DNA extraction. This automated platform can be utilized in emergent point-of-care testing of infectious disease and foodborne bacteria.

Original languageEnglish
Pages (from-to)288-293
Number of pages6
JournalBiochip Journal
Volume13
Issue number3
DOIs
StatePublished - 1 Sep 2019

Keywords

  • Automated platform
  • Molecular diagnostics
  • Nucleic acids
  • Point-of-care testing
  • Sample preparation

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