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  • 日本科学技术振兴机构数据库(JST)

JOURNAL OF CLINICAL TRANSFUSION AND LABORATORY MEDICINE ›› 2025, Vol. 27 ›› Issue (3): 412-422.DOI: 10.3969/j.issn.1671-2587.2025.03.021

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Advances in the Generation and Biological Function of tsRNAs

LIU Yue, LIU Yao, WAN Jiuchao, GUAN Shengwen, ZHAO Pan   

  1. Department of Hematology, Affiliated Hospital of North Sichuan Medical College, Nanchong, Sichuan 637000
  • Received:2024-12-20 Published:2025-06-23

Abstract: With the development of high-throughput sequencing technology, the advancement of bioinformatics technology, transfer RNAderived small RNAshave received widespread attention as a novel type of non-coding small RNAs. Based on the differences in nuclease cleavage sites on tRNAs, tsRNAs can be classified into four major categories: tRNA-derived fragments, tRF-1, tRNA-derived stress-inducible small RNAs, other unclassified tsRNAs, each of which has a specific subcellular localization. Recent studies have revealed that tRNAs play important roles in embryonic development, cell fate, immune regulation, the development of many human diseases. Therefore, this paper systematically reviews the biological origin, classification of tsRNAs, the biological functions of tsRNAs, including gene expression regulation, translational regulation, epigenetic regulation, reverse transcriptional regulation, neonatal RNA silencing, explores the feasibility of tsRNAs as diagnostic markers, therapeutic targets for diseases

Key words: tsRNA, small non-coding RNA, tRF, tiRNA, biological function

CLC Number: