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Updated: Apr 19, 2026

Visual Detection of Multiple Nucleic Acids in a Capillary Array

Visual Detection of Multiple Nucleic Acids in a Capillary Array

Published on: November 15, 2017

Parallel detection of ancient pathogens via array-based DNA capture.

Kirsten I Bos¹, Günter Jäger², Verena J Schuenemann³

¹Department of Archaeological Sciences, University of Tübingen, Tübingen 72070, Germany kirsten.bos@ifu.uni-tuebingen.de.

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences

|December 10, 2014

Summary

This summary is machine-generated.

This study introduces a novel array-based DNA capture method for simultaneously detecting ancient pathogens in preserved tissues. This technique enhances the identification of historical diseases, overcoming limitations of single-organism enrichment methods.

Keywords:

ancient DNA array capture palaeopathology pathogen screening

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Area of Science:

Paleomicrobiology
Ancient DNA analysis
Pathogen detection

Background:

Next-generation sequencing (NGS) of ancient DNA is crucial for studying historical pathogens.
Current screening methods often focus on single organisms, making parallel detection challenging and meticulous.
Ancient pathogens leave molecular signatures in preserved tissues, offering insights into past diseases.

Purpose of the Study:

To develop and validate an array-based DNA capture technique for parallel screening of numerous ancient pathogens.
To assess the sensitivity and efficiency of this new method using a known ancient Mycobacterium leprae DNA library.
To provide a rapid and economical tool for identifying historical diseases that are difficult to diagnose from archaeological evidence alone.

Main Methods:

Development of an array-based DNA capture assay for simultaneous detection of approximately 100 pathogens.
Application of the assay to screen preserved ancient tissues for pathogen-specific DNA signatures.
Validation of the method's sensitivity using a DNA library containing ancient Mycobacterium leprae.

Main Results:

The array-based DNA capture technique enables parallel detection of a wide range of ancient pathogens.
The method demonstrated high sensitivity, successfully identifying ancient Mycobacterium leprae DNA.
The technique is rapid and cost-effective compared to traditional single-organism enrichment assays.

Conclusions:

Array-based DNA capture offers a powerful approach for high-throughput screening of ancient pathogens.
This method significantly improves the ability to identify historical diseases from ancient samples.
The technique provides a valuable tool for paleomicrobiology and the study of ancient epidemics.