Emerging functions of circular RNA in aging

Eunah Kim, Yoon Ki Kim, Seung Jae V. Lee

Research output: Contribution to journalReview articlepeer-review

21 Citations (Scopus)

Abstract

Circular RNA (circRNA) is a closed, single-stranded transcript widely detected in eukaryotes. Recent studies indicate that the levels of circRNAs change with age in various tissues in multiple species, ranging from nematodes to mammals. Here we discuss the functional roles of circRNAs in animal aging and longevity. We review studies regarding the differential expression of circRNAs that contributes to cellular senescence and the pathogenesis of aging-associated diseases. We explore the features of aging-associated circRNAs by discussing their potential as biomarkers of aging, tissue specificity, physiological roles, action mechanisms, and evolutionarily conserved characteristics. Our review provides insights into current progress in circRNA research and their significant functions in the aging process.

Original languageEnglish
Pages (from-to)819-829
Number of pages11
JournalTrends in Genetics
Volume37
Issue number9
DOIs
Publication statusPublished - 2021 Sept

Keywords

  • age-associated disease
  • aging
  • biomarker of aging
  • circular RNAs
  • senescence

ASJC Scopus subject areas

  • Genetics

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