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DepleteX Nasopharyngeal Microbial RNA Boost Kit

The DepleteX® Nasopharyngeal Microbial RNA Boost Kit selectively removes highly expressed transcripts in vivo before sequencing. This process redistributes sequencing clusters toward microbial content and pathogens, enabling maximum discovery.

For research use only. Not for use in diagnostic procedures.

Feature Specification
Automation Compatible No
Product Group Ribodepletion

The DepleteX® Nasopharyngeal Microbial RNA Boost Kit selectively removes highly expressed transcripts in vivo before sequencing. This process redistributes sequencing clusters toward microbial content and pathogens, enabling maximum discovery.

For research use only. Not for use in diagnostic procedures.

Product Variant
Unit Size: 24 rxns
Part #:
NOVA-512830
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Overview

Enhance microbial discovery by reducing abundant human reads.

Nasopharyngeal RNA samples often exhibit low quality and quantity due to dominance by host and commensal microbial RNA. This combination of factors— low input, poor quality RNA, and high host contamination—reduces sensitivity in metagenomic next-generation sequencing (mNGS) and hinders the detection of low-expressing microbes and novel pathogens.

Key highlights of the DepleteX® Nasopharyngeal Microbial RNA Boost kit:

  • Efficient human RNA depletion from nasopharyngeal samples
  • Enhanced pathogen detection in challenging nasopharyngeal samples with significant human RNA presence.
  • Facilitates virus detection at high Cq values (up to 30) using 4 million reads.

Additional product information:

The DepleteX® Nasopharyngeal Microbial RNA Boost Kit is used during the RNA-seq library prep workflow starting with nasopharyngeal samples after the PCR step and then Post-depletion PCR amplification ensures that only uncleaved fragments, i.e., those containing sequences of interest, are amplified further. A final bead-based cleanup step ensures that the library is ready for sequencing. This kit is compatible with most RNA-seq workflows; however, we recommend using it with the NEXTFLEX® Rapid Directional RNA-seq kit 2.0.

Additional product information

Figure 1 illustrates the enhanced pathogen detection capabilities of the kit achieved by efficient depletion of human and bacterial rRNA and overabundant human mRNA.

DepleteX Nasopharyngeal Microbial RNA Boost Kit Fig 1


Figure 1. Average of 265-fold change in viral read count between control and depleted samples.

Specifications

Automation Compatible
No
Product Group
Ribodepletion
Shipping Conditions
Shipped in Dry Ice
Unit Size
24 rxns

References

  1. Brown, K., Chan, A. P., Siddique, A., Desplat, Y., Choi, Y., Ranganathan, S., Choudhary, K. S., Diaz, J., Bezney, J., DeAscanis, D., George, Z., Wong, S., Selleck, W., Bowers, J., Zismann, V., Reining, L., Highlander, S., Hakak, Y., & Armstrong, J. R. (2022). A Universal Day Zero Infectious Disease Testing Strategy Leveraging CRISPR-based Sample Depletion and Metagenomic Sequencing. Open Forum Infectious Diseases, 9(Supplement_2), ofac492.5801.
  2. Cerón, S., Clemons, N. C., von Bredow, B., & Yang, S. (2023). Application of CRISPR-Based Human and Bacterial Ribosomal RNA Depletion for SARS-CoV-2 Shotgun Metagenomic Sequencing. American Journal of Clinical Pathology, 159(2), 111–1151.

Resources

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Scientific Poster
A Universal Day Zero Infectious Disease Testing Strategy Leveraging CRISPR-based Sample Depletion and Metagenomic Sequencing

This poster showcases the benefits of using CRISPRclean technology for zero day infectious disease screening.

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