Generating high-quality genomic DNA for agrigenomics applications

DNA extraction is a foundational step in agrigenomics workflows, influencing the success of downstream PCR, genotyping and sequencing applications. The objective is to isolate genomic DNA of sufficient quality and quantity while removing contaminants that could affect molecular analysis.

Plant and animal samples can vary significantly in composition, creating challenges for DNA isolation. Sample types may include plant tissue, leaf discs, seeds, seed chips, blood, buccal swabs, FTA cards and animal tissue. Each sample type presents different requirements for cell disruption, contaminant removal and DNA recovery.

Reliable extraction workflows help laboratories generate consistent DNA suitable for high-throughput processing, breeding programmes and molecular testing applications. DNA quality, purity and reproducibility can directly affect the performance of downstream technologies and the confidence of resulting data.

DNA extraction solutions for modern agrigenomics laboratories

LGC provides scalable DNA extraction solutions designed to support modern agrigenomics laboratories. Our portfolio combines magnetic bead extraction chemistries, rapid extraction reagents, high-purity nucleic acid purification solutions and automation-ready platforms to help organisations process plant and animal samples efficiently and reproducibly.

sbeadex™ and sbeadex Lightning™ technologies enable high-quality genomic DNA isolation for high-throughput and automated workflows. QuickExtract™ solutions provide rapid DNA and RNA extraction for PCR-based applications, while MasterPure™ kits support high-purity nucleic acid isolation for demanding downstream applications including NGS, GBS and cloning. For laboratories seeking to increase capacity, oKtopure™ automation solutions help reduce manual handling, improve operational efficiency and support standardised workflows.

Our teams work closely with breeding organisations, testing laboratories and genomics facilities to identify extraction workflows aligned with sample type, throughput requirements and downstream applications. Whether processing hundreds or millions of samples annually, laboratories can implement solutions that support consistent DNA quality, operational efficiency and reliable downstream performance.

Magnetic bead versus column-based DNA extraction for high-throughput workflows

Magnetic bead extraction uses paramagnetic particles that selectively bind nucleic acids during purification. Automated magnetic separation enables washing and recovery steps without the need for centrifugation, making the workflow well suited to high-throughput processing environments.

As sample volumes increase, breeding programmes often require extraction workflows that can integrate with automation while maintaining reproducibility across thousands of samples. Magnetic bead technologies help laboratories scale operations efficiently, reduce hands-on time and simplify workflow standardisation across sites and operators.

For organisations implementing 96-well or 384-well workflows, magnetic bead extraction can provide the flexibility, throughput and automation compatibility needed to support large-scale genomics programmes.

Managing polysaccharides and polyphenols during plant DNA extraction

Plant samples frequently contain naturally occurring compounds that can complicate DNA extraction and affect downstream molecular analysis.

Examples include:

• Polysaccharides
• Polyphenols
• Secondary metabolites
• Complex seed-derived compounds

If not adequately removed during extraction, these substances can interfere with PCR amplification, reduce genotyping performance and affect sequencing data quality. Different crop species and sample types may present varying inhibitor profiles, requiring extraction chemistries capable of handling diverse biological materials.

Effective DNA extraction workflows are designed to support inhibitor removal while maintaining DNA yield, purity and integrity. This helps laboratories generate DNA suitable for downstream applications across a broad range of crops and breeding programmes.

DNA extraction chemistries for agrigenomics

Agrigenomics laboratories require extraction workflows that accommodate different sample types, throughput requirements and downstream applications. LGC offers a portfolio of DNA extraction chemistries designed to support everything from rapid screening workflows to large-scale automated breeding programmes.

sbeadex™ and sbeadex Lightning™

• Magnetic bead-based genomic DNA extraction
• Support for plant and animal sample types
• Compatibility with manual and automated workflows
• 96-well and 384-well processing options
• Integration with high-throughput breeding programmes
• DNA suitable for PCR, KASP™ genotyping and NGS workflows

QuickExtract™

• Rapid DNA and RNA extraction
• Minimal workflow complexity
• Suitable for PCR and RT-PCR applications
• Fast sample preparation for high-throughput testing environments

MasterPure™

• High-purity DNA and RNA isolation
• Effective contaminant removal
• Compatible with demanding downstream applications including NGS, GBS and cloning
• Suitable for laboratories requiring high nucleic acid quality and flexibility across sample types

Together, these extraction chemistries enable laboratories to select workflows aligned with their operational requirements, sample characteristics and downstream molecular analysis objectives.

Plant and animal sample types for genomic DNA extraction

DNA extraction requirements vary according to sample type, storage conditions and downstream application. Agrigenomics laboratories often process a diverse range of materials within the same workflow, making flexibility an important consideration when selecting extraction technologies.

Scalable workflows support the consistent processing of plant and animal samples while helping laboratories maintain DNA quality and operational efficiency across routine testing and breeding programmes.

DNA extraction for high-throughput breeding programmes

Modern breeding programmes generate large numbers of samples that must be processed quickly, consistently and cost-effectively. DNA extraction workflows therefore play an important role in supporting marker-assisted breeding, genomic selection and large-scale screening initiatives.

As throughput requirements increase, laboratories often seek solutions that reduce manual intervention, standardise processing and support integration with automation platforms. High-throughput extraction workflows can help improve laboratory productivity while maintaining DNA quality across large sample collections.

Combining extraction, genotyping and sequencing technologies within an integrated workflow also helps organisations simplify operations and accelerate the generation of actionable genomic data for breeding decisions.

Evaluating DNA extraction cost at breeding programme scale

Large breeding programmes often evaluate DNA extraction workflows using a combination of technical performance and operational efficiency metrics rather than reagent cost alone.

Important considerations include:

• Throughput capacity
• Automation compatibility
• Reproducibility
• DNA quality
• Labour requirements
• Workflow scalability
• Downstream success rates
• Total operational efficiency

The most cost-effective solution is often the workflow that delivers reliable DNA quality, efficient processing and strong downstream performance across the entire breeding programme. Understanding these factors can help organisations assess the long-term value of their extraction strategy.