NGS-Based Pathogen Detection and Genomic Analysis
From Real-World Sample Challenges to Scalable Research Applications
Why Pathogen Genomics Matters in Modern Research
Infectious disease research has evolved beyond simple detection. Today, researchers are expected to understand pathogen evolution, transmission dynamics, and genomic variation in real time. This shift has made genome-level pathogen analysis essential for:
- outbreak response
- variant tracking
- vaccine and therapeutic development
- public health monitoring
NGS enables this transition by providing high-resolution genomic data, allowing researchers to move from presence/absence detection to comprehensive molecular insight.
Key Challenges in Real-World Samples
Despite advances in sequencing technologies, real-world samples introduce significant technical challenges that directly affect data quality.
- High Host Background
Host-derived DNA frequently dominates sequencing reads, reducing the proportion of pathogen sequences.
As a result, sequencing efficiency decreases and costs increase. - Genetic Diversity and Emerging Variants
Pathogens evolve rapidly, accumulating mutations that may affect primer binding and detection accuracy.
This can lead to missed variants or reduced sensitivity in traditional PCR-based methods. - Co-infection Complexity
Multiple pathogens may be present in a single sample, making detection and interpretation more complex.
Why Celemics Target Enrichment?
To overcome these limitations, target enrichment-based NGS provides a more robust and efficient approach for pathogen detection.
- High Sensitivity in Challenging Samples
Enables detection in low viral load samples (Ct >30), even in host-dominant or degraded conditions. - Detection Across Variants and Multiple Pathogens
Supports detection across diverse pathogens and variants with simultaneous multi-target analysis. - Efficient and Cost-Effective Sequencing
Minimizes host-derived reads and enriches pathogen signals, enabling efficient use of sequencing capacity and cost-effective surveillance. - End-to-End Workflow Integration
From library preparation to automated bioinformatics, the workflow is designed for reproducibility and ease of use.
[Proven Performance in Real Clinical Conditions: Detect Pathogen with High Sensitivity at Low Viral Load]
Genome Coverage at Elevated Ct Values. Genome coverage remained high at Ct < 30 and was retained at Ct < 35 across multiple viral targets, supporting reliable detection in low viral load clinical samples (Ct > 30).
From Panel Design to Scalable Pathogen Research
Beyond ready-to-use panels, custom panel development enables rapid expansion to cover emerging and evolving pathogens.
| Product Category | Panel Name | Targets | Key Application |
|---|---|---|---|
| Syndromic Panels | Infectious Respiratory Syndrome Panel | 50 Targets (Virus 27, Bacteria 19, Fungi 4) | Pneumonia, URI/LRI |
| Hemorrhagic Fever Syndrome Panel | 37 Targets (Virus 22, Bacteria 15) | Hemorrhagic Fever | |
| Rash with Fever Syndrome Panel | 32 Targets (Virus 16, Bacteria 16) | Rash with fever | |
| Diarrhea Syndrome Panel | 34 Targets (Virus 11, Bacteria 18, Fungi 5) | Foodborne illness, Outbreaks | |
| CRV Panel | Comprehensive Respiratory Virus Panel | 9 Types / 39 Strains | Variant tracking, Novel strain discovery |
| Amplicon Panels | Influenza / RSV / HMPV Panels | Key Respiratory Viruses | High-throughput screening, Surveillance |
Key Surveillance Applications
NGS-based pathogen analysis supports public health monitoring and outbreak response by enabling accurate detection and genomic characterization of circulating pathogens.
Celemics has accumulated extensive experience through collaborations with government and public health institutions, supporting real-world surveillance programs across diverse pathogens and sample types.
- National Defense Pathogen Surveillance
Monitoring high-risk pathogens relevant to national biosecurity programs
(ex) Bacillus anthracis / Yersinia pestis / Vibrio cholerae / Shigella spp. / Salmonella Typhi / Yellow fever virus / Hantaan orthohantavirus / Variola virus - Public Health Pathogen Monitoring
Genomic analysis of pathogens for outbreak investigation and infectious disease monitoring
(ex) SARS-CoV-2 / Influenza A/B viruses / Respiratory syncytial virus (RSV) / Human parainfluenza virus / Human adenovirus / MERS coronavirus
Explore Celemics Pathogen NGS Solutions
Celemics offers a comprehensive portfolio of pathogen analysis panels, ranging from ready-to-use kits to fully customizable solutions, enabling researchers to effectively adapt their workflows to diverse study objectives and sample conditions.