Related Experiment Video
Updated: Jan 19, 2026

Ultra-long Read Sequencing for Whole Genomic DNA Analysis
Published on: March 15, 2019
Facilitating high throughput collections-based genomics: a comparison of DNA extraction and library building methods
William A Marsh1, Andie Hall2, Ian Barnes2
1Natural History Museum, Cromwell Road, South Kensington, SW7 5BD, London, UK. w.marsh@nhm.ac.uk.
DNA barcoding for conservation relies on reference libraries. The Santa Cruz Reaction (SCR) method efficiently retrieves degraded DNA from museum specimens, enabling high-throughput, low-cost library construction for broader scientific use.
Area of Science:
- Conservation Biology
- Genomics
- Museum Studies
Background:
- DNA barcoding is crucial for biological conservation but resource-intensive library construction limits its application.
- Museum collections offer a valuable source of taxonomically validated DNA for reference libraries.
- Degraded DNA from historical specimens presents challenges for data generation and scientific output.
Purpose of the Study:
- To compare the performance of widely used DNA extraction and library build methods for degraded DNA from museum specimens.
- To identify cost-effective, high-throughput methods for generating quality DNA data from historical samples.
- To develop and present an optimized "sample to sequencing" protocol for the scientific community.
Main Methods:
- Comparative analysis of selected DNA extraction methods using museum specimens.
- Evaluation of the Santa Cruz Reaction (SCR) library build method for degraded DNA retrieval.
- Assessment of scalability, cost-effectiveness, and throughput of different lab protocols.
Main Results:
- Selected DNA extraction methods showed no significant difference in DNA yield.
- The Santa Cruz Reaction (SCR) library build method proved most effective for retrieving degraded DNA.
- SCR facilitates high-throughput, low-cost implementation for generating DNA data from museum specimens.
Conclusions:
- Lab protocols significantly impact DNA data yield from museum specimens.
- The SCR method offers an efficient and cost-effective solution for building DNA reference libraries.
- An optimized high-throughput protocol incorporating SCR is provided for wider scientific adoption in conservation efforts.
More Related Videos
13:03Robust DNA Isolation and High-throughput Sequencing Library Construction for Herbarium Specimens
Published on: March 8, 2018
13:26Automated Gel Size Selection to Improve the Quality of Next-generation Sequencing Libraries Prepared from Environmental Water Samples
Published on: April 17, 2015
Related Concept Videos
RNA-seq
Before the discovery of RNA-seq, microarray-based methods and Sanger sequencing were used for transcriptome analysis. However, while...
DNA Isolation