Review of RNA Sequencing Methods

Authors

  • Kuo Fang
  • Lihua Ding
  • Ruijie Lin
  • Sike Yao
  • Yikun Liu
  • Yiyan Luo

DOI:

https://doi.org/10.54691/ha45ef74

Keywords:

RNA sequencing, transcriptome, long-read sequencing, differential expression, alternative splicing.

Abstract

Since its inception, RNA sequencing (RNA-seq) technology has revolutionized our ability to analyze gene expression, discover novel transcripts, and identify differential splicing events at the whole-transcriptome level. This review systematically outlines the development of RNA-seq technologies, focusing on comparing the principles, workflows, advantages and disadvantages, and application scenarios of three mainstream technical approaches: short-read cDNA sequencing, long-read cDNA sequencing, and long-read direct RNA sequencing. Short-read sequencing remains the gold standard for quantitative analysis due to its high accuracy and low cost; long-read cDNA sequencing (e.g., PacBio and Nanopore cDNA sequencing) can seamlessly span repetitive regions and homologous genes, enabling precise reconstruction of transcript isoforms; while the emerging long-read direct RNA sequencing (e.g., Nanopore) preserves native RNA modification information, opening new avenues for epitranscriptomics research. The article also reviews the latest applications of RNA-seq in disease research, developmental biology, and single-cell analysis, and discusses future directions, such as multi-omics integration, improvement of long-read quantification accuracy, and development of bioinformatics tools.

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References

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Published

2025-10-29

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Section

Articles

How to Cite

Fang, Kuo, Lihua Ding, Ruijie Lin, Sike Yao, Yikun Liu, and Yiyan Luo. 2025. “Review of RNA Sequencing Methods”. Scientific Journal of Intelligent Systems Research 7 (10): 158-63. https://doi.org/10.54691/ha45ef74.