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Understanding tsRNAs: From classification to disease mechanisms
Bo Fang1, Kai Wang1, Yinghui Li1
1Department of Cardiovascular Surgery, Institute of Chronic Diseases, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao, Shandong 266003, China.
Iscience
|June 13, 2025
Summary
tRNA-derived small RNAs (tsRNAs) are generated from tRNA and regulate biological processes. These molecules show promise as disease biomarkers and therapeutic targets, warranting further research.
Area of Science:
- Molecular Biology
- Genetics
- Biochemistry
Background:
- tRNA-derived small RNAs (tsRNAs) are non-coding RNA molecules originating from tRNA cleavage.
- They are classified into tRNA-derived fragments (tRFs) and tRNA-derived stress-induced small RNAs (tiRNAs).
- tsRNAs are implicated in gene expression, cellular stress, proliferation, and differentiation.
Purpose of the Study:
- To review the generation, classification, and nomenclature of tsRNAs.
- To examine the biological functions and disease mechanisms of tsRNAs.
- To discuss the potential of tsRNAs as biomarkers and therapeutic targets.
Main Methods:
- Literature review of tsRNA generation and classification.
- Analysis of tsRNA roles in biological processes and diseases.
- Evaluation of tsRNA potential in disease diagnostics and therapeutics.
Main Results:
- tsRNAs are generated from tRNA and have diverse biological roles.
- Aberrant tsRNA expression is linked to various disease states and pathogenesis.
- tsRNAs exhibit potential as biomarkers and therapeutic targets.
Conclusions:
- tsRNAs are crucial regulators in biological processes and disease.
- Further investigation into tsRNA functions and applications is warranted.
- tsRNA research holds promise for future disease treatment strategies.
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