Communications Biology (Dec 2022)

RNaseH2A downregulation drives inflammatory gene expression via genomic DNA fragmentation in senescent and cancer cells

  • Sho Sugawara,
  • Ryo Okada,
  • Tze Mun Loo,
  • Hisamichi Tanaka,
  • Kenichi Miyata,
  • Masatomo Chiba,
  • Hiroko Kawasaki,
  • Kaoru Katoh,
  • Shizuo Kaji,
  • Yoshiro Maezawa,
  • Koutaro Yokote,
  • Mizuho Nakayama,
  • Masanobu Oshima,
  • Koji Nagao,
  • Chikashi Obuse,
  • Satoshi Nagayama,
  • Keiyo Takubo,
  • Akira Nakanishi,
  • Masato T. Kanemaki,
  • Eiji Hara,
  • Akiko Takahashi

DOI
https://doi.org/10.1038/s42003-022-04369-7
Journal volume & issue
Vol. 5, no. 1
pp. 1 – 13

Abstract

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The levels of catalytic subunit of the RNaseH2 enzyme, RNAseH2A, decrease during senescence promoting nucleotide accumulation and a senescence-associated secretory phenotype.