Sunday, January 18, 2026

An Efficient Strategy for Broad-Range Detection of Low Abundance Bacteria without DNA Decontamination of PCR Reagents

Authors: Shy-Shin Chang, Hsung-Ling Hsu, Ju-Chien Cheng, Ching-Ping Tseng

DOI: 10.1371/journal.pone.0020303

Abstract Summary

Researchers developed a novel primer extension-PCR method that eliminates bacterial DNA contamination in PCR reagents without compromising efficiency. The technique uses fusion probes to selectively amplify target bacteria while ignoring contaminants, detecting as little as 10-100 fg of DNA. Combined with real-time and high-resolution melting analysis, it enables accurate bacterial identification in clinical settings.

Why Brain? 🧠

Novel PCR method detects trace bacteria without removing DNA contaminants from reagents, enabling accurate identification of low-abundance pathogens in clinical samples using melting curve analysis.

License: CC BY.


The image is AI-generated for illustrative purposes only. Courtesy of Midjourney.

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