Research Summary

Selected Publications

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

• 1.Horie K, Kudo T, Yoshinaga R, Akiyama N, Sasanuma H, Kobayashi TJ, Shimbo M, Jeon H, Miyao T, Miyauchi M, Shirakawa M, Shiba D, Yoshida N, Muratani M, Takahashi S, Akiyama T^*.:
  "Long-term hindlimb unloading causes a preferential reduction of medullary thymic epithelial cells expressing autoimmune regulator (Aire)."
  Biochem. Biophys. Res. Commun. 501:745-750 (2018)
• 2.Kanaya T, Sakakibara S, Jinnohara T, Hachisuka M, Tachibana N, Hidano S, Kobayashi T, Kimura S, Iwanaga T, Nakagawa T, Katsuno T, Kato N, Akiyama T, Sato T, Williams IR, Ohno H.:
  "Development of intestinal M cells and follicle-associated epithelium is regulated by TRAF6-mediated NF-κB signaling."
  J. Exp. Med. 215:501-519 (2018).
• 3.*Akiyama N, Takizawa N, Miyauchi M, Yanai H, Tateishi R, Shinzawa M, Yoshinaga R, Kurihara M, Demizu Y, Yasuda H, Yagi S, Wu G, Matsumoto M, Sakamoto R, Yoshida N, Penninger JM., Kobayashi Y, Inoue J, and Akiyama T^*.:
  "Identification of embryonic precursor cells that differentiate into thymic epithelial cells expressing autoimmune regulator"
  J. Exp. Med. 213: 1441-1458 (2016)
• 4.*Tateishi R, Akiyama N, Miyauchi M, Yoshinaga R, Sasanuma H, Kudo T, Shimbo M, Shinohara M, Obata K, Inoue J, Shirakawa M, Shiba D, Asahara H, Yoshida N, Takahashi S, Morita H, and Akiyama T^*.:
  "Hypergravity provokes a temporary reduction in CD4+CD8+ thymocyte number and a persistent decrease in medullary thymic epithelial cell frequency in mice."
  Plos one., 10: e0141650 (2015)
• 5.*Varney M, Niederkorn M, Konno H, Matsumura T, Gohda J, Yoshida N, Akiyama T, Christie S, Fang J, Miller D, Jerez A, Karsan A, Maciejewski J, Meetei M, Inoue J, and Starczynowski D.:
  "Loss of Tifab, a del(5q) MDS gene, alters hematopoiesis through derepression of Toll-like receptor/TRAF6 signaling."
  J. Exp. Med. , 212: 1967-1985 (2015)
• 6.*Shinzawa M., Konno H., Qin J., Akiyama N., Miyauchi M, Ohashi H., Miyamoto-Sato E., Yanagawa H., Akiyama T^*, and Inoue J.:
  "Catalytic subunits of the phosphatase calcineurin interact with NF-κB-inducing kinase (NIK) and attenuate NIK-dependent gene expression."
  Sci. Rep., 5: 10758 (2015)
• 7.*Akiyama N., Shinzawa M., Miyauchi M., Yanai H., Tateishi R., Shimo Y., Ohshima D., Matsuo K., Sasaki I., Hoshino K., Wu G., Yagi S. Inoue J., Kaisho T., and Akiyama T^*.:
  "Limitation of immune tolerance–inducing thymic epithelial cell development by Spi-B–mediated negative feedback regulation."
  J. Exp. Med. , 211: 2425-2438 (2014)
• 8.*Akiyama T^*, Shimo Y, Yanai H, Qin J, Ohsima, D, Maruyama Y, Asaumi Y, Kitazawa J, Takayanagi H, Penninger JM, Matsumoto M, Nitta T, Takahama Y, and Inoue J.:
  "The Tumor necrosis family receptors RANK and CD40 cooperatively establish the thymic medullary microenvironment and self-tolerance"
  Immunity, 29: 423-437 (2008).
• 9.*Hikosaka Y, Nitta T, Ohigashi I, Yano K, Ishimaru N, Hayashi Y, Matsumoto M, Matsuo K, Penninger JM, Takayanagi H, Yokota Y, Yamada H, Yosikai Y, Inoue J, Akiyama T, and Takahama Y.:
  "The cytokine RANKL produced by positively selected thymocytes fosters medullary thymic epithelial cells that express autoimmune regulator."
  Immunity, 29, 438-450 (2008)
• 10.*Akiyama T, Maeda S, Yamane S, Ogino K, Kasai M, Kajiura F, Matsumoto M, and Inoue J.:
  "Dependence of Self-tolerance on TRAF6-directed Development of Thymic Stroma."
  Science, 308: 248-251 (2005)

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