Prof. Kato Atsushi


Tel: 011-706-4476
Fax: 011-706-4851
E-mail: atsushi*

Associate Prof. Hidetaka Ito

B.S., Biological Production Science, Faculty of Agriculture, Kyoto University
Ph.D. (Agriculture), Graduate School of Agriculture, Kyoto University, Kyoto, Japan
Postdoctoral researcher, Division of Plant Breeding and Genetics, National Institute of Genetics
Postdoctoral researcher, Laboratory of Plant Genetics, University of Geneva, Switzerland
Apr. 2010-Sep. 2019 Assistant Professor, Graduate School of Science, Hokkaido University
Oct. 2011-Mar. 2015 JST PRESTO Research Fellow
Apr. 2018-present: Adjunct Faculty, Nitobe College

Tel: 011-706-4476
Fax: 011-706-4851
E-mail: hito*

Original papers

  1. Nozawa K, Masuda S, Saze H, Ikeda Y, Suzuki T, Takagi H, Tanaka K, Ohama N, Niue, Kato A, Ito H. Epigenetic regulation of ecotype-specific expression of the heat-activated transposon ONSENFront. Plant Sci. DOI 10.3389/fpls.2022.899105 (2022)
  2. Meng Y, Ma X, Li J, Ito H, Oracz K, Cai J, ShaoC. The novel activity of Argonautes in intron splicing: A transcriptome-wide survey in plants. Journal of Plant Physiology 270:153632 (2022)
  3. Nozawa K, Chen J, Jiang J, Leichter SM, Yamada M, Suzuki T, Liu F, Ito H, Zhong X. DNA methyltransferase CHROMOMETHYLASE3 prevents ONSEN transposon silencing under heat stress. PLoS Genet 17(8):e1009710 (2021)
  4. Takehira K, Hayashi Y, Nozawa K, Chen L, Suzuki T, Masuta Y, Kato A, Ito H. DRD1, a SWI/SNF-like chromatin remodeling protein, regulates a heat-activated transposon in Arabidopsis thaliana. Genes Genet. Syst. 96:151-158 (2021)
  5. Ito H. How to activate heat-responsible retrotransposon ONSEN in Brassicaceae species. Methods Mol. Biol. 2250;189-194 (2021)
  6. Hayashi Y, Takehira K, Nozawa K, Suzuki M, Masuta Y, Kato A, Ito H. ONSEN showed different transposition activities in mutants in RdDM pathway. Genes Genet. Syst.  95:183-190 (2020)
  7. Boonjing P, Masuta Y, Nozawa K, Kato A, Ito H. The effect of zebularine on the heat-activated retrotransposon ONSEN in Arabidopsis thaliana and Vigna angularis. Genes Genet. Syst.  95:165-172 (2020)
  8. Ma X, Yin X, Tang Z, Ito H, Shao C, Meng Y. The RNA degradome: a precious resource for deciphering RNA processing and regulation codes in plants. RNA Biology.  DOI: 10.1080/15476286.2020.1757898 (2020)
  9. Yu D, Lu J, Shao W, Ma X, Xie T, Ito H, Wang T, Xu M, Wang H, Meng Y. MepmiRDB: a medicinal plant microRN database. Database. (2019)
  10. Yu D, Zuo Z, Shao W, Ma X, Ito H, Wang H, Meng Y. Deciphering the non-coding RNA-level response to arsenic stress in rice (Oryza sativa). Plant Signal Behav. (2019)
  11. Yu D, Wan Y, Ito H, Ma X, Xie T, Wang T, Shao C and Meng Y. PmiRDiscVali: an integrated pipeline for plant microRNA discovery and validation. BMC Genomics. 20:133 (2019)
  12. Yu D, Xu M,  Ito H, Shao W, Ma X, Wang H, Meng Y. Tracking microRNA processing signals by degradome sequencing data analysis. Frontiers in Genetics. 14;9:546 (2018)
  13. Masuta Y, Kawabe A, Nozawa K, Naito K, Kato A, Ito H. Characterization of a heat-activated retrotransposon in Vigna angularis. Breeding Science. 68: 168-176 (2018)
  14. Nozawa K, Kawagishi Y, Kawabe A, Sato M, Masuta Y, Kato A, Ito H. Epigenetic regulation of a heat-activated retrotransposon in Cruciferous Vegetables . Epigenomes. 1:7 (2017)
  15. Inducible Transposition of a Heat-Activated Retrotransposon in Tissue Culture. Masuta Y, Nozawa K, Takagi H, Yaegashi H, Tanaka K, Ito T, Saito H, Kobayashi H, Matsunaga W, Masuda S, Kato A, Ito HPlant & Cell Physiology.  58:375-384 (2017).
  16. Masuda S, Nozawa K, Matsunaga W, Masuta Y, Kawabe A, Kato A, Ito H. Characterization of a heat-activated retrotransposon in natural accessions of Arabidopsis thaliana. Genes Genet. Syst. 91:293-299 (2016).
  17. A stress-Activated Transposon in Arabidopsis Induces transgenerational Abscisic Acid Insensitivity. Ito H, Kim JM, Matsunaga W, Saze H, Matsui A, Endo TA, Harukawa Y, Takagi H, Yaegashi H, Masuta Y, Masuda S, Ishida J, Tanaka M, Takahashi S, Morosawa T, Toyoda T, Kakutani T, Kato A, Seki M. Scientific Reports. doi:10.1038/srep23181 (2016).
  18. Role of the ACL2 locus in flower stalk elongation in Arabidopsis thaliana. Kato H, Komeda Y, Saito T, Ito H, Kato A.  Genes Genet. Syst.  June;90(3)163-174 (2015).
  19. AtRBP1, which encodes an RNA-binding protein containing RNA-recognition motifs, regulates root growth in Arabidopsis thaliana. Shida T, Fukuda A, Saito T, Ito H, Kato A.  Plant Physiol Bioch. 92: 62-70 (2015).
  20. A small RNA mediated regulation of a stress-activated retrotransposon and the tissue specific transposition during the reproductive period in Arabidopsis. Matsunaga W, Ohama N, Tanabe N, Masuta Y, Masuda S, Mitani-Umeno N, Yamaguchi-Shinozaki K, Ma JF, Kato A, Ito H. Front. Plant Sci. doi: 10.3389/fpls.2015.00048 (2015).
  21. Genomic localization of AtRE1 and AtRE2, copia-type retrotransposons, in natural variants of Arabidopsis thaliana. Yamada M, Yamagishi Y, Akaoka M, Ito H, Kato A. Mol Genet Genomics. 289: 821-835 (2014).
  22. Overexpression of the TIR-X gene results in a dwarf phenotype and activation of defense-related gene expression in Arabidopsis thaliana. Kato H, Saito T, Ito H, Komeda Y, Kato A. Journal of Plant Physiology. 171: 382-388 (2014).
  23. Evolution of the ONSEN retrotransposon family activated upon heat stress in Brassicaceae.
    Ito H, Yoshida T, Tsukahara S, Kawabe A. Gene 518:256-261 (2013).
  24. The effects of heat induction and the siRNA biogenesis pathway on the transgenerational transposition of ONSEN, a copia-like retrotransposon in Arabidopsis thaliana.
    Matsunaga W, Kobayashi A, Kato A, Ito H. Plant & Cell Physiology. 53(5):824-833 (2012).
  25. An siRNA pathway prevents transgenerational retrotransposition in plants subjected to stress.
    Ito H, Gaubert H, Bucher E, Mirouze M, Vaillant I, Paszkowski J. Nature. 472:115-119 (2011).
  26. Ecotype-specific and chromosome-specific expansion of variant centromeric satellites in Arabidopsis thaliana.
    Ito H, Miura A, Takashima K, Kakutani T. Mol Genet Genomics. 277(1):23-30 (2007).
  27. Genomic and genetic characterization of rice Cen3 reveals extensive transcription and evolutionary implications of a complex centromere.
    Yan H*, Ito H*, Nobuta K, Ouyang S, Jin W, Tian S, Lu C, Venu RC, Wang GL, Green PJ, Wing RA, Buell CR, Meyers BC, Jiang J.*Equally contributed. Plant Cell. 18(9):2123-2133 (2006).
  28. A direct repeat sequence associated with the centromeric retrotransposons in wheat.
    Ito H, Nasuda S, Endo TR. Genome. 47(4):747-756 (2004).
  29. The genome sequence and structure of rice chromosome 1.
    Sasaki T, et al. Nature. 420(6913):312-316 (2002).


  1. Environmental stress and transposons in plants.
    Ito H. Genes Genet. Syst. 2022 Aug.
  2. Plant Models of Transgenerational Epigenetic Inheritance.
    Ito H. Transgenerational Epigenetics. 2014 Jun.
  3. Control of transposable elements in Arabidopsis thaliana.
    Ito H, and Kakutani T. Chromosome research. 2014 Jun;22(2):217-223
  4. 環境ストレスとゲノム進化(Japanese)
    伊藤 秀臣. 化学と生物 2013 Sep;51(9):603-608
  5. 小分子RNAと世代間シグナル(Japanese)
    伊藤 秀臣. 実験医学増刊. 2013 May;31(7):225-230
  6. Small RNAs and regilation of transposon in plants.
    Ito H. Genes Genet. Syst. 2013 Feb;88(1)3-7
  7. Small RNAs and transposon silencing in plants.
    Ito H. Development, Growth & Differentiation. 2012 Jan;54(1):100-107


  1. エピジェネティクスの生態学:環境に応答して遺伝子を調節するしくみ
    伊藤 秀臣. 文一総合出版 (2017).
  2. Plant Models of Transgenerational Epigenetic Inheritance.
    Ito H. Transgenerational Epigenetics. 2014 Jun.

Students & Staffs

Afruz Nasirova, Ph.D. 2nd year (IGP Government Scholarship student)


Research Theme

Study about environmental stress response

NIU Xiaoyin, Ph.D. 1st year (Ambitious Doctoral Human Resources Fellowship)

E-mail: niuxiaoying9946*

Research Theme

Search for novel regulators of transposon transposition

Sun Xingyu, MC 1st year

E-mail: sonseiu*

Research Theme

Analysis of transposon transition control mechanisms

GE ZHIYU, MC 1st year

E-mail: gezhiyu.lynn*

Research Theme

Analysis of transcriptional control of transposons

Sun Xin, MC 1st year

E-mail: sx960705*

Research Theme

Study of stress response among Arabidopsis thaliana accessions

Sugai Tenma, Senior undergraduate

E-mail: sugai.tenma*

Research Theme

Analysis of transposon transposition control mechanisms

Hasegawa Ryu, Senior undergraduate

E-mail: rh2019227*

Research Theme

Searching for stress-tolerant plants by transposon transpositions

Photo Gallery

2021, Degree conferral ceremony


  • Three master's students in the class of 2021 graduated today. Congratulations on their graduation.
  • The Master's Degree Conferral Ceremony for 2021 Fall Entrance was held. Congratulations to all the graduates!
  • Graduation ceremony