Episode 52: SARS-CoV-2 sequencing in Denmark with Mads Albertsen

Prof. Mads Albertsen from Aalborg University shares insights into Denmark's rapid COVID-19 genomic sequencing efforts during the early pandemic, highlighting the national infrastructure and technological adaptations for viral genome tracking.

Denmark is one of the leading countries in the world for SARS-CoV-2 genomic surveillance. Prof. Mads Albertsen discusses with us the intricacies of SARS-CoV-2 sequencing in Denmark, covering its inception, logistics, adjusted protocols, and key lessons learned throughout the process.

Edited by Niamh Page

Key Points

1. Pandemic Response and Sequencing Infrastructure

• Rapidly pivoted existing research projects to COVID-19 sequencing
• Established genomic surveillance within weeks of pandemic onset
• Utilized Nanopore MinION sequencing with optimized protocols

2. National Testing and Sequencing Workflow

• Automated sample processing through national laboratories
• Developed efficient sequencing pipeline with 5-10 day turnaround
• Implemented robust protocols for large-scale viral genome tracking

3. Future of Genomic Surveillance

• Demonstrated potential for widespread genomic sequencing
• Identified need for expert interpretation of genomic data
• Potential expansion to other infectious disease monitoring

Take-Home Messages

• Rapid scientific mobilization can accelerate pandemic response
• Technological flexibility is crucial in emerging health crises
• Genomic surveillance provides critical insights into viral evolution