伊藤 照悟(いとう しょうご)

2015年4月 入試説明会のオープンラボ展示企画会場にて

略歴 1999年 2003年 2005年 2008年 岐阜県立大垣北高等学校　卒業 名古屋大学　農学部応用生物科学科　卒業 (微生物学教室 水野猛 教授) 名古屋大学大学院　生命農学研究科　生物機構・機能科学専攻 博士課程（前期）修了　(微生物学教室 水野猛 教授) 名古屋大学大学院　生命農学研究科　生物機構・機能科学専攻 博士課程（後期）修了　(微生物学教室 水野猛 教授) ［博士（農学）取得］ 2008年 4月〜2008年 10月 2008年 11月〜2009年 3月 2009年 4月〜2010年 9月 2010年 10月〜2012年 3月 2012年 4月〜2014年3月 2014年 4月〜 名古屋大学GCOEプログラム 研究員 (近藤孝男 教授) University of Washington Research associate（Prof. Takato Imaizumi） 日本学術振興会 特別研究員PD（京都大学 小山時隆 准教授） University of Washington Research associate（Prof. Takato Imaizumi） 名古屋大学　高等研究院　特任助教 名古屋大学大学院　生命農学研究科　特任助教　兼任 京都大学大学院　理学研究科　生物科学専攻　植物学教室　助教

研究対象

シロイヌナズナの全ゲノムが決定された後に研究をスタートさせた。
シロイヌナズナのの光応答、概日時計、光周性花成応答のメカニズムを分子生物学、分子遺伝学、生化学的手法を用いて、分子のレベルで解析してきた。Oyama Labではウキクサを主な実験材料として形質転換ウキクサ(L.minor)植物の作成に成功し、分子レベルでの概日時計機構の解析を行っている。

研究材料

大学院生時代からシロイヌナズナを主に用い、京都大学に赴任してからはウキクサを主に用いて研究を行っている。

学部担当講義

・植物科学のフロンティア(旧:現代植物学)（全学共通　前期　一部担当） ・基礎生物学実験（理学研究科　後期　隔年　一部担当） ・生物学実習（理学研究科　後期　一部担当）

自宅の芝生を手入れしているところ

Publications

欧文雑誌

1. Emiri Watanabe, Tomoaki Muranaka, Shunji Nakamura, Minako Isoda, Yu Horikawa, Tsuyosi Aiso, Shogo Ito, Tokitaka Oyama
   “A non-cell-autonomous circadian rhythm of bioluminescence reporter activities in individual duckweed cells”
   Plant Physiol. (in press) doi:10.1093/plphys/kiad218 PubMed
   

2. Tomoaki Muranaka, Shogo Ito, Hiroshi Kudoh, Tokitaka Oyama
   “Circadian-period variation underlies the local adaptation of photoperiodism in the short-day plant Lemna aequinoctialis”
   iScience 25(7):104634 (2022) doi:10.1016/j.isci.2022.104634 (bioRxiv) doi: 10.1101/2022.03.09.483716 PubMed
   

3. Minako Isoda, Shogo Ito, Tokitaka Oyama
   “Interspecific divergence of circadian properties in duckweed plants”
   Plant Cell Environ. 45(6)1942-1953 (2022) doi: 10.1111/pce.14297 (bioRxiv) doi: 10.1101/2021.10.19.465055 PubMed
   

4. Kenya Ueno, Shogo Ito, Tokitaka Oyama
   “An endogenous basis for synchronization characteristics of the circadian rhythm in proliferating Lemna minor plants”
   New Phytologist 233(5):2203-2215 (2022) doi:10.1111/nph.17925 (bioRxiv) doi: 10.1101/2021.02.09.430421 PubMed
   

5. Miho Sanagi, Shoki Aoyama, Akio Kubo, Yu Lu, Yasutake Sato, Shogo Ito, Mitsutomo Abe, Nobutaka Mitsuda, Masaru Ohme-Takagi, Takatoshi Kiba, Hirofumi Nakagami, Filip Rolland, Junji Yamaguchi, Takato Imaizumi, Takeo Sato.
   “Low nitrogen conditions accelerate flowering by modulating the phosphorylation state of FLOWERING BHLH 4 in Arabidopsis” PNAS, Vol. 118, No. 19, e2022942118, 2021, doi: 10.1073/pnas.2022942118 PubMed
   
6. Emiri Watanabe, Minako Isoda, Tomoaki Muranaka, Shogo Ito, Tokitaka Oyama.
   “Detection of uncoupled circadian rhythms in individual cells of Lemna minor using a dual-color bioluminescence monitoring system” Plant cell physiol., Vol. 62, No. 5, 815-826, 2021, doi: 10.1093/pcp/pcab037 PubMed
   
7. Takahiro N. Uehara, Yoshiyuki Mizutani, Keiko Kuwata, Tsuyoshi Hirota, Ayato Sato, Junya Mizoi, Saori Takao, Hiromi Matsuo, Takamasa Suzuki, Shogo Ito, Ami N. Saito, Taeko Nishiwaki-Ohkawa, Kazuko Yamaguchi-Shinozaki, Takashi Yoshimura, Steve A. Kay, Kenichiro Itami, Toshinori Kinoshita, Junichiro Yamaguchi, and Norihito Nakamichi.
   “Casein kinase 1 family regulates PRR5 and TOC1 in the Arabidopsis circadian clock” PNAS, Vol. 116, No. 23, 11528-11536, 2019, doi: 10.1073/pnas.1903357116, PubMed
   
8. Yuki Kanesaka, Masaaki Okada, Shogo Ito, Tokitaka Oyama
   “Monitoring single-cell bioluminescence of Arabidopsis leaves to quantitatively evaluate the efficiency of a transiently introduced CRISPR/Cas9 system targeting the circadian clock gene ELF3” Plant Biotech., Vol. 36, No. 3, 187-193, 2019, doi:10.5511/plantbiotechnology.19.0531a, PubMed
   
9. Akane Kubota, Shogo Ito (joint first authorship), Jae Sung Shim, Richard S. Johnson, Yong Hun Song, Ghislain Breton, Greg Goralogia, Michael Kwon, Dianne Laboy Cintrón, Tomotsugu Koyama, Masaru Ohme-Takagi, Jose L. Pruneda-Paz, Steve A. Kay, Michael J. MacCoss, Takato Imaizumi.
   “TCP4-dependent induction of CONSTANS transcription requires GIGANTEA in photoperiodic flowering in Arabidopsis” PLOS Genetics,Vol. 13, No. 6, e1006856, 2017, doi: 10.1371/journal.pgen.1006856, PubMed
   
10. Masaaki Okada, Tomoaki Muranaka, Shogo Ito, Tokitaka Oyama.
    “Synchrony of plant cellular circadian clocks with heterogeneous properties under light/dark cycles” Scientific Reports, Vol. 7, No. 317, 2017, doi:10.1038/s41598-017-00454-8 PubMed
    
11. Hannah A. Kinmonth-Schultz, Xinran Tong, Jae Lee, Young Hun Song, Shogo Ito, Soo-Hyung Kim, Takato Imaizumi.
    “Cool night-time temperatures induce the expression of CONSTANS and FLOWERING LOCUS T to regulate flowering in Arabidopsis” New Phytologist, Vol. 211, No. 1, 208-224, 2016 PubMed
    
12. Takafumi Yamashino, Saori Yamawaki, Emi Hagui, Hanayo Ueoka-Nakanishi, Norihito Nakamichi, Shogo Ito, Takeshi Mizuno.
    “Clock-Controlled and FLOWERING LOCUS T (FT)-Dependent Photoperiodic Pathway in Lotus japonicus I: Verification of the Flowering-Associated Function of an FT Homolog” Bioscience Biotechnology and Biochemistry, Vol. 77, No. 4, 747-753, 2013
    
13. Takafumi Yamashino, Yuji Nomoto, Severine Lorrain, Miki Miyachi, Shogo Ito, Norihito Nakamichi, Christian Fankhauser, Takeshi Mizuno.
    “Verification at the protein level of the PIF4-mediated external coincidence model for the temperature-adaptive photoperiodic control of plant growth in Arabidopsis thaliana” Plant Signaling and Behavior, Vol. 8, No. 3, e23390, 2013
    
14. Shogo Ito, Young Hun Song, Anna Josephson-Day, Ryan J. Miller, Ghislain Breton, Richard G. Olmstead, Takato Imaizumi.
    “FLOWERING BHLH transcriptional activators control expression of the photoperiodic flowering regulator CONSTANS in Arabidopsis” Proceedings of the National Academy of Science Vol. 109, No. 9, 3582-3587, 2012
    
15. Antoine Baudry, Shogo Ito, Young Hun Song, Alexander A. Strait, Takatoshi Kiba, Sheen Lu, Rossana Henriques, Jose L. Pruneda-Paz, Nam-Hai Chua, Elaine M. Tobin, Steve A. Kay, Takato Imaizumi.
    “F-Box Proteins FKF1 and LKP2 Act in Concert with ZEITLUPE to Control Arabidopsis Clock Progression” The Plant Cell, Vol. 22, No. 3, 606-622, 2010
    
16. Norihito Nakamichi, Miyako Kusano, Atsushi Fukushima, Masanori Kita, Shogo Ito, Takafumi Yamashino, Kazuki Saito, Hitoshi Sakakibara, Takeshi Mizuno.
    “Transcript profiling of an Arabidopsis PSEUDO RESPONSE REGULATOR arrhythmic triple mutant reveals a role for the circadian clock in cold stress response” Plant and Cell Physiology, Vol. 50, No. 3, 447-462, 2009
    
17. Shogo Ito, Hideaki Kawamura, Yusuke Niwa, Norihito Nakamichi, Takafumi Yamashino, Takeshi Mizuno.
    “A Genetic Study of the Arabidopsis Circadian Clock with Reference to the TIMING OF CAB EXPRESSION I (TOC1) Gene” Plant and Cell Physiology, Vol. 50, No. 2, 290-303, 2009
    
18. Takafumi Yamashino, Shogo Ito, Yusuke Niwa, Atsushi Kunihiro, Norihito Nakamichi, Takeshi Mizuno.
    “Involvment of Arabidopsis Clock-Associated Pseudo-Response Regulators in Diurnal Oscillations of Gene Expression in the Presence of Environmental Time Cues” Plant and Cell Physiology, Vol. 49, No. 12, 1839-1850, 2008
    
19. Hideaki Kawamura, Shogo Ito, Takafumi Yamashino, Yusuke Niwa, Norihito Nakamichi, Takeshi Mizuno.
    “Characterization of Genetic Links between Two Clock-Associates Genes, GI and PRR5 in the Current Clock Model of Arabidopsis thaliana” Bioscience Biotechnology and Biochemistry, Vol. 72, No. 10, 2770-2774, 2008
    
20. Takeshi Kumagai, Shogo Ito, Norihito Nakamichi, Yusuke Niwa, Masaya Murakami, Takafumi Yamashino, Takeshi Mizuno.
    “The Common Function of a Novel Subfamily of B-Box Zinc Finger Proteins with Reference to Circadian-Associated Events in Arabidopsis thaliana” Bioscience Biotechnology and Biochemistry, Vol. 72, No. 6, 1539-1549, 2008
    
21. Masakazu Kakamura, Shogo Ito (joint first authorship), Norihito Nakamichi, Takafumi Yamashino, Takeshi Mizuno.
    “The Function of the Clock-Associated Transcriptional Regulator CCA1 (CIRCADIAN CLOCK-ASSOCIATED 1) in Arabidopsis thaliana” Bioscience Biotechnology and Biochemistry, Vol. 72, No. 5, 1307-1316, 2008
    
22. Shogo Ito, Yusuke Niwa, Norihito Nakamichi, Hideaki Kawamura, Takafumi Yamashino, Takeshi Mizuno.
    “Insight into Missing Genetic Links Between Two Evening-Expressed Pseudo-Response Regulator Genes TOC1 and PRR5 in the Circadian Clock-Controlled Circuitry in Arabidopsis thaliana” Plant and Cell Physiology, Vol. 49, No. 2, 201-213 2008
    
23. Shogo Ito, Norihito Nakamichi, Takatoshi Kiba, Takafumi Yamashino, Takeshi Mizuno.
    “Rhythmic and Light-Inducible Appearance of Clock-Associated Pseudo-Response Regulator Protein PRR9 Through Programmed Degradation in the Dark in Arabidopsis thaliana” Plant and Cell Physiology, Vol. 48, No. 11, 1644-1651, 2007
    
24. Yusuke Niwa, Shogo Ito (joint first authorship), Norihito Nakamichi, Tsuyoshi Mizoguchi, Kanae Niinuma, Takafumi Yamashino, Takeshi Mizuno.
    “Genetic Linkages of the Circadian Clock-Associated Genes, TOC1, CCA1 and LHY, in the Photoperiodic Control of Flowering Time in Arabidopsis thaliana” Plant and Cell Physiology, Vol. 48, No. 7, 925-937, 2007
    
25. Shogo Ito, Norihito Nakamichi, Yuko Nakamura, Yusuke Niwa, Takahiko Kato, Masaya Murakami, Masanori Kita, Tsuyoshi Mizoguchi, Kanae Niinuma, Takafumi Yamashino, Takeshi Mizuno.
    ”Genetic Linkages Between Circadian Clock-Associated Components and Phytochrome-Dependent Red Light Signal Transduction in Arabidopsis thaliana, Plant and Cell Physiology, Vol. 48, No. 7, 971-983, 2007
    
26. Norihito Nakamichi, Masanori Kita, Kanae Niinuma, Shogo Ito, Takafumi Yamashino, Tsuyoshi Mizoguchi, Takeshi Mizuno.
    “Arabidopsis Clock-Associated Pseudo-Response Regulators PRR9, PRR7 and PRR5 Coordinately and Positively Regulate Flowering Time Through the Canonical CONSTANS-Dependent Photoperiodic Pathway” Plant and Cell Physiology, Vol. 48, No. 6, 822-832, 2007
    
27. Takahiko Kato, Masaya Murakami, Yuko Nakamura, Shogo Ito, Norihito Nakamichi, Takafumi Yamashino, Takeshi Mizuno.
    “Mutants of Circadian-Associated PRR Genes Display a Novel and Visible Phenotype as to Light Responses during De-Etiolation of Arabidopsis thaliana Seedlings” Bioscience Biotechnology and Biochemistry, Vol. 71, No. 3, 834-839, 2007
    
28. Akinori Matsushika, Masaya Murakami, Shogo Ito, Norihito Nakamichi, Takafumi Yamashino, Takeshi Mizuno.
    “Characterization of Circadian-Associated Pseudo-Response Regulators: I. Comparative Studies on a Series of Transgenic Lines Misexpressing Five Distinctive PRR Genes in Arabidopsis thaliana” Bioscience Biotechnology and Biochemistry, Vol. 71, No. 2, 527-534, 2007
    
29. Norihito Nakamichi, Masanori Kita, Shogo Ito, Takafumi Yamashino, Takeshi Mizuno.
    “PSEUDO-RESPONSE REGULATORS, PRR9, PRR7 and PRR5, Together Play Essential Roles Close to the Circadian Clock of Arabidopsis thaliana” Plant and Cell Physiology, Vol. 46, No. 5, 686-698, 2005
    
30. Shogo Ito, Nirihiro Nakamichi, Akinori Matsushika, Toru Fujimori, Takafumi Yamashino, Takeshi Mizuno.
    “Molecular Dissection of the Promoter of the Light-Induced and Circadian-Controlled APRR9 Gene Encoding a Clock-Associated Component of Arabidopsis thaliana” Bioscience Biotechnology and Biochemistry, Vol. 69, No. 2, 382-390, 2005
    
31. Nirihiro Nakamichi, Masanori Kita, Shogo Ito, Eriko Sato, Takafumi Yamashino, Takeshi Mizuno.
    ”The Arabidopsis Pseudo-Response Regulators, PRR5 and PRR7, Coordinately Play Essential Roles for Circadian Clock Function” Plant and Cell Physiology, Vol. 46, No. 4, 609-619, 2005
    
32. Norihito Nakamichi, Shogo Ito, Tokitaka Oyama, Takafumi Yamashino, Takao Kondo, Takeshi Mizuno.
    “Characterization of Plant Circadian Rhythms by Employing Arabidopsis Cultured Cells with Bioluminescence Reporters” Plant and Cell Physiology, Vol. 45, No. 1, 57-67, 2004
    
33. Shogo Ito, Akinori Matsushika, Hisami Yamada, Shusei Sato, Tomohiko Kato, Satoshi Tabata, Takafumi Yamashino, Takeshi Mizuno.
    “Characterization of the APRR9 Pseudo-Response Regulator Belonging to the APRR1/TOC1 Quintet in Arabidopsis thaliana” Plant and Cell Physiology, Vol. 44, No. 11, 1237-1245, 2003
    

欧文総説

1. Young Hun Song, Shogo Ito (joint first authorship), Takato Imaizumi.
   “Flowering time regulation: photoperiod- and temperature-sensing in leaves” Trends in Plant Science, Vol. 18, No. 10, 575-583, 2013
   
2. Shogo Ito , Young Hun Song, (joint first authorship), Takato Imaizumi.
   “LOV domain containing F-box proteins: light-dependent protein degradation modules in Arabidopsis” Molecular Plant, Vol. 5, No. 3, 573-582, 2012
   
3. Young Hun Song, Shogo Ito (joint first authorship), Takato Imaizumi.
   “Similarities in the circadian clock and photoperiodism in plants” Current Opinion in Plant Biology, Vol. 13, No. 5, 594-603, 2010
   

日本語総説等

1. 伊藤照悟.
   “光周期による花成ホルモンFTの発現メカニズム” 化学と生物 Vol. 51, No.12, 2013

その他リンク

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