RS32
The RS32 Integrated Digital PCR System is a benchtop, high-precision molecular diagnostics tool designed for absolute quantification and rare mutation detection. With tens of thousands of partitions per run, dual/multi-color fluorescence detection, and fully integrated workflows, the RS32 delivers sensitivity down to 0.1% allele frequency and a dynamic range of up to 6 logs. It is ideally suited for oncology, infectious disease monitoring, genetic testing, and translational research, giving laboratories a powerful, user-friendly dPCR platform.
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System Concept
RS32 is an integrated digital PCR (dPCR) system, designed for high-sensitivity nucleic acid detection and absolute quantification.
Provides an all-in-one solution for sample partitioning, amplification, and detection.
Targets applications where precision, reproducibility, and ultra-low detection limits are critical.
Core Features & Specifications
(based on digital PCR systems in this class)
Principle: Partition-based digital PCR — divides sample into thousands of nanoliter/microliter reaction units for endpoint amplification and absolute quantification.
Partitions: Typically 20,000–30,000+ partitions per chip/well, ensuring statistical accuracy.
Throughput: ~1–2 plates per run (depending on configuration).
Detection Channels: Dual- or multi-color fluorescence channels (commonly FAM, VIC/HEX, CY5).
Dynamic Range: 5–6 logs.
Sensitivity: Detects rare alleles/mutations at ~0.1% frequency.
Accuracy: Provides absolute quantification without reference standards.
Workflow:
Sample loading & partitioning (integrated chip/cartridge system).
PCR amplification under precise thermal cycling.
Fluorescence readout & analysis software.
Sample Types: DNA, RNA (with reverse transcription), cfDNA, liquid biopsy, pathogen nucleic acids.
Connectivity: Integrated analysis software; PC/LIS connectivity.
Footprint: Benchtop compact system (approx. ~40–50 cm width).
Advantages
Ultra-sensitive detection: Ideal for low copy number targets and rare mutation analysis.
Absolute quantification: Eliminates need for external standard curves (unlike qPCR).
Integrated workflow: Combines partitioning, amplification, and detection in a single device → reduces hands-on time and contamination risk.
Reproducible: High partition number ensures statistical confidence.
Flexible: Supports pathogen detection, oncology, infectious disease monitoring, and liquid biopsy applications.
Applications
Oncology: Rare mutation and circulating tumor DNA (ctDNA) detection.
Infectious disease: Viral load monitoring (e.g., HIV, HBV, SARS-CoV-2).
Transplant medicine: Donor-derived cfDNA monitoring.
Genetics: Copy number variation, SNP genotyping.
Research: Gene expression quantification with high sensitivity.
