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RNA-seq

RNA-seq

RNA sequencing, or RNA-Seq, is a high-throughput sequencing technology used to study the transcriptome of a cell. Transcriptomics helps to interpret the functional elements of a genome and identify the molecular constituents of an organism. Additionally, it also helps in understanding the development of an organism and the occurrence of diseases.
Before the discovery of RNA-seq, microarray-based methods and Sanger sequencing were used for transcriptome analysis. However, while microarray-based...

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Updated: Jun 1, 2026

Unbiased Deep Sequencing of RNA Viruses from Clinical Samples

Unbiased Deep Sequencing of RNA Viruses from Clinical Samples

Published on: July 2, 2016

Pathogen detection using short-RNA deep sequencing subtraction and assembly.

Ofer Isakov¹, Shira Modai, Noam Shomron

¹Department of Cell and Developmental Biology, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv 69978, Israel.

Bioinformatics (Oxford, England)

|June 14, 2011

Summary

This summary is machine-generated.

This study introduces short RNA subtraction and assembly (SRSA) for pathogen identification without prior knowledge or culturing. The method successfully detected a combined viral and bacterial infection in human cells.

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Area of Science:

Microbiology
Genomics
Molecular Biology

Background:

Early and accurate detection of human pathogen infection is critical for effective treatment and therapeutics.
Current methods often require prior knowledge of pathogens or rely on culturing, which can be time-consuming and may fail for certain organisms.

Purpose of the Study:

To introduce a novel method for pathogen identification that does not require prior knowledge or culturing.
To demonstrate the efficiency of this new method using degraded small RNA and deep sequencing technology.

Main Methods:

Development and application of short RNA subtraction and assembly (SRSA).
Utilizing degraded small RNA fragments obtained through deep sequencing.
Overcoming limitations of traditional pathogen detection methods.

Main Results:

Successful identification of pathogens without prior knowledge or culturing.
Demonstrated efficiency in detecting a combined viral and bacterial infection in human cells.
Validation of the SRSA approach in a complex biological sample.

Conclusions:

Short RNA subtraction and assembly (SRSA) offers a powerful new approach for rapid and accurate pathogen detection.
This method has significant potential for diagnosing infectious diseases, especially those caused by novel or unculturable pathogens.
SRSA advances the field of molecular diagnostics for infectious agents.