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DNA Isolation

DNA Isolation

DNA isolation protocols can be fast and straightforward or complex and time-consuming depending on the type and quality of DNA required for further processing. For example, plasmid DNA extraction is a bit more complicated than genomic DNA extraction because of the need for an appropriate lysis method to separate plasmid DNA from gDNA during isolation. However, for specific applications, such as long-range DNA sequencing that require a good yield of high- quality DNA samples, we need to follow...

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Updated: Jun 27, 2026

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Enhanced Genetic Analysis of Single Human Bioparticles Recovered by Simplified Micromanipulation from Forensic ‘Touch DNA’ Evidence

Published on: March 9, 2015

A fast analysis system for forensic DNA reference samples.

Johannes Hedman¹, Linda Albinsson, Carina Ansell

¹Swedish National Laboratory of Forensic Science (SKL), SE-58194 Linköping, Sweden. johannes.hedman@tmb.lth.se

Forensic Science International. Genetics

|December 17, 2008

Summary

Sweden

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Area of Science:

Forensic Science
Genetics
Information Technology

Background:

Swedish legislation changes in 2006 significantly increased DNA sample analysis.
The Swedish National Laboratory of Forensic Science (SKL) faced a five-fold increase in workload.

Purpose of the Study:

To describe the implementation of a new DNA analysis system at SKL.
To ensure efficient processing of a large volume of DNA samples and profiles.

Main Methods:

Integrated logistics, digital data transfer, and laboratory automation.
Utilized a Laboratory Information Management System (LIMS) with automated quality classification.
Implemented duplicate sample analysis and comparison for database incorporation.

Main Results:

The new system successfully managed a dramatic increase in DNA reference samples.
Median analysis completion time was 3 days from sample delivery to database incorporation.
No backlog was observed despite the increased sample volume.

Conclusions:

The implemented system effectively handles high-throughput DNA analysis.
Automated processes and expert systems ensure reproducibility and minimize errors.
The system supports efficient DNA database management and hit report generation.