Research Summary

Selected Publications

Papers with an asterisk(*) are based on research conducted outside of RIKEN.

• 1. Ichihashi Y, Date Y, Shino A, Shimizu T, Shibata A, Kumaishi K, Funahashi F, Wakayama K, Yamazaki K, Umezawa A, Tanoi K, Hayashi M, Nakamura R, Shirasu K, Kikuchi J, Nihei N.:
  "Multi-omics analysis on an agroecosystem reveals the significant role of organic nitrogen to increase agricultural crop yield"
  Proc. Natl. Acad. Sci. USA. DOI: 10.1073/pnas.1917259117
• 2. Goto Y, Maki N, Ichihashi Y, Kitazawa D, Igarashi D, Kadota Y, Shirasu K.:
  "Exogenous treatment with glutamate induces immune responses in Arabidopsis"
  Mol. Plant Microbe Interact. 33, 474-487 (2020)
• 3. Yoshida S, Kim S, Wafula EK, Tanskanen J, Kim YM, Honaas L, Yang Z, Spallek T, Conn CE, Ichihashi Y, Cheong K, Cui S, Der JP, Gundlach H, Jiao Y, Hori C, Ishida JK, Kasahara H, Kiba T, Kim MS, Koo N, Laohavisit A, Lee YH, Lumba S, McCourt P, Mortimer JC, Mutuku JM, Nomura T, Sasaki-Sekimoto Y, Seto Y, Wang Y, Wakatake T, Sakakibara H, Demura T, Yamaguchi S, Yoneyama K, Manabe RI, Nelson DC, Schulman AH, Timko MP, dePamphilis CW, Choi D, Shirasu K.:
  "Genome Sequence of Striga asiatica Provides Insight into the Evolution of Plant Parasitism"
  Curr. Biol. 29, 3041-3052 (2019)
• 4. Ichihashi Y, Fukushima A, Shibata A, Shirasu K.:
  "High Impact Gene Discovery: Simple Strand-Specific mRNA Library Construction and Differential Regulatory Analysis Based on Gene Co-Expression Network"
  Methods Mol. Biol. 1830, 163-189 (2018)
• 5. Toju, H., Peay, K. G., Yamamichi, M., Narisawa, K., Hiruma, K., Naito, K., Fukuda, S., Ushio, M., Nakaoka, S., Onoda, Y., Yoshida, K., Schlaeppi, K., Bai, Y., Sugiura, R., Ichihashi, Y., Minamisawa, K., Kiers, E. T.:
  "Core microbiomes for sustainable agroecosystems"
  Nat. Plants 4, 247-257 (2018)
• 6. *Ichihashi, Y., Kusano, M., Kobayashi, M., Suetsugu, K., Yoshida, S., Wakatake, T., Kumaishi, K., Shibata, A., Saito, K., Shirasu, K.:
  "Transcriptomic and Metabolomic Reprogramming from Roots to Haustoria in the Parasitic Plant, Thesium chinense"
  Plant Cell Physiol. 59, 729–738 (2017)
• 7. *Ichihashi, Y., Aguilar-Martinez, J. A., Farhi, M., Chitwood, D. H., Kumar, R., Millon, L. V., Peng, J., Maloof, J. N., Sinha, N. R.:
  "Evolutionary developmental transcriptomics reveals a gene network module regulating interspecific diversity in plant leaf shape"
  Proc. Natl. Acad. Sci. USA. 111, E2616-E2621 (2014)
• 8. *Chitwood, D. H., Kumar, R., Headland, L, R., Ranjan, A., Covington, M. F., Ichihashi, Y., Fulop, D., Jimenez-Gómez, J. M., Peng, J., Maloof, J. N., Sinha, N. R.:
  "A quantitative genetic basis for leaf morphology in a set of precisely defined tomato introgression lines"
  Plant Cell 25, 2465-2481 (2013)
• 9. *Ichihashi, Y., Kawade, K., Usami, T., Horiguchi, G., Takahashi, T., Tsukaya, H.:
  "Key proliferative activity in the junction between the leaf blade and leaf petiole of Arabidopsis"
  Plant Physiol. 157, 1151-1162 (2011)
• 10. *Ichihashi, Y., Horiguchi, G., Gleissberg, S., Tsukaya, H.:
  "The bHLH transcription factor SPATULA controls final leaf size in Arabidopsis thaliana"
  Plant Cell Physiol. 51, 252-261 (2010)

Recent Research Results

• 

  Jun. 9, 2020
  Using multiomics in an agricultural field, scientists discover that organic nitrogen plays a key role in plant growth

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