Development and function of T cells

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1 Development and function of T cells Yasunobu YOSHIKAI T T primitive T cell Tak.W.Mak T TCR 2 5 T B mrna Southern blotting TCR α 3 TCR γ 6 9 α δ γδα T 2 T γδ T γδ T 2 T primitive T cell1986 γδ T BCG γδ T α T γδ T γδ T Toll 2 TLR-2 39 γδ T 15 IL γδ T γ IFN IL-17 γδ T IL-17 γδ T BCG Division of Host Defense, Medical Institute of Bioregulation, Kyushu University (Fukuoka, , Japan.)

2 IL-17 γδ T γδ T γδ Tprimitive T cell γδ γδ α γ δ α V γ 7 13 Cγ C γ 4 5 J γ 14 Vγ 4 Jγ 7 V γ δ TCR α 14 1 C δ 3 Dδ Jδ 2 Dδ Jδ γδ TCR V D J γδ TCR 3 complemetarity-deteminant region : CDR CDR3 γδ TCR TCR Vγ Vδ CDR V γ V-J V δ VDJ CDR3 γδ TCR δ CDR3 γ CDR3 γδ TCR H 61 γδ T α T 62, 63 γδ T α T common lymphoid progenitor : CLP γδ T α T γδt T DN1 : CD4- CD8 - CD44+CD25-c-kit+ CD25 DN2 CD44 DN3 γ δ γ δ γδ TCR γδ T γδ T CPL T Notch-1 T IL-7R α c γ STAT-5 TCR Vγ germ line transcript γ -Jγ IL-7R α c γ Vγ -Jγ HEB α T HEB Id3 γδ T WINT T cell factor-1 TCF-1 lymphoid enhancer factor-1 LEF-1 α T TCF-1 SOX13 γδ T α T γδ T IFN-γ IL-17 Notch-Hes1 IL-17 γδt Notch- Hes1 IFN-γ γδt 58 γδ T 2

3 2 γδ T γδ T Vγ 5-Jγ 1 Vδ1-Dδ2-Jδ2 s-iel 2 γδ T V γ 6-Jγ 1 V δ 1-Dδ 2-Jδ 2 reproductive IEL r-iel γδ T N γδ T α T Vγ 1 Vγ 4γδ T Vγ 5 Vγ 6γδ T Vγ 6 γδ T IL-17 γδ T Vγ 6 Vγ 4γδ T IFN-γ γδ T Vγ 1 γδ T IL-17 γδ T Notch-Hes1 IFN-γ CD27+CD122+NK1.1+ IL-15 IL-17 CD27-CD25+, IL γδ T Vγ 9 Vδ 2T isopentenyl pyrophosphate Vδ1T MHC I MIC-A MIC- B 61 MHC I T10 T22 γδ T MHC II IEk s d γδt TL10b γδt γδ T MHC germ line γδtcr TCR δ γδ T Mycobacterium tuberculosis Listeria mono- γδ α α γδ α γδ γ α γδt

4 cytogenes γδ T γδ T γδ T TCR N Vγ 6 Vδ1-Jδ2 γδ T Toll-like receptor γδ TTCR IL-17 γδ T IFN- γ Th1 IL-17 Th17 Candida albicans 1 IL-17 γδt TLR-2 IL23 IL Listeria monocytogenes BCG IL-17 γδt γδ T α T γδ T γδ T BCG IL-17 γδt 57 γδi-iel IL-5 Th2 IgA TGF-γδ i-iel IgA T γδ i-iel IL-10 α Tr1 Graft-versus-host reaction : GVHD γδ i-iel GVHD Fas Fas-L γδ i- IEL GVHD γδ T GVHD γδ T α T γδ T TGF- IL-10 Th γδ T γδ T V Vγ 6-Jγ 1 Vδ1-Dδ2-Jδ2 N CD3ζ FCεRIγ γδ T γδ T MHC I Ib γδ T Th1 T IL-2 γ IFN TNF CD8 T NK γδ T TGF- α T γδ T 2 Vδ1

5 γδ T IFN γ Th1 49 γδ T Vγ 6 Vδ1-Jδ2 γδ T CD25 IL-17 CD122 IFN-γ 53 γδt 30 primitive T cell γδ T T T innate T cell 70 T conventional T cell T γδ T NKT MHC Ib CD8T T primitive T cell, innate T cell 47 1 Nomoto, K.: The host defense--proposal of primitive T cell response PT response. Arerugi. : 59-63, Yoshikai, Y., Anatoniou, D., Clark, SP., Yanagi, Y., Sangster, R., Van den Elsen, P., Terhorst, C., Mak, T.W.: Sequence and expression of transcripts of the human T- cell receptor beta-chain genes. Nature : , Yoshikai, Y., Yanagi, Y., Susiu-Foca, N. and Mak, T.: Presence of T cell receptor mrna in functional distinct T-cells and elevation during intrathymic differentiation. Nature : , Yoshikai, Y., Clark, S.P., Taylor, S., Sohn, U., Wilson, B.I., Minden, M.D., and Mak, T.W.: Organization and sequence of the variable, joining and constant region genes of the human T-cell receptor alpha chain. Nature : , Yoshikai, Y., Kimura, N., Toyonaga, B., and Mak, T.W.: Sequences and repertoire of human T cell receptor α chain variable region genes in maturn T cell receptor chain varaiable region genes. J.Exp.Med. : , Hayday, A.C., Saito, H., Gillies, S.D., Kranz, D.M., Tanigawa, G., Eisen, H.N., Tonegawa, S.: Structure, organization, and somatic rearrangement of T cell gamma genes. Cell. : , Yoshikai, Y., Reis, M., and Mak, T.W.: Athymic mice express a higher level of functional γ chain but greatly reduced level of α and chain T cell receptor messages. Nature : , Yoshikai, Y., Toyonaga, B., Koga, Y., Kimura, N., griesser, H., and Mak,T.W.: Repertoire of the human T cell gamma genes : High frequency of nonfunctional transcripts in thymus and mature T cells. Eur.J.Immunol. : , Yoshikai, Y., Matsuzaki, G., Kishihara, K., Yokokura, T., and Nomoto, K.: Age-associated increase in the expression of T cell antigen receptor γ gene in conventional and germfree mice. Infect. Immun. : , Ohga, S., Yoshikai, Y., Takeda, Y., Hiromatsu, K. and Nomoto, K.: Sequential appearance of γ δ-and α -bearing T cells in the peritoneal cavity during an i.p. infection with Listeria monocytogenes. Eur.J.Immunol. : , Inoue, T., Yoshikai, Y., Matsuzaki, G., and Nomoto, K.: Early appearing γ δ-bearing T cells during infection with Calmette Guérin bacillus. J.Immunol. : , Hiromatsu, K., Yoshikai, Y., Matsuzaki, G., Ohga, S., Muramori, K., Matsumoto, K., Bluestone, J.A., and Nomoto, K.: A protective role of γ δ T cells in primary infection with Listeria monocytogenes in mice. J.Exp.Med. : 49-56, Emoto, M., Danbara, H. and Yoshikai, Y.: Induction of γ δ T cells in murine salmonellosis by avirulent but not by a virulent strain of Salmonella choleraesuis. J.Exp.Med. : , 1992.

6 14 Hara, T., Mizuno, Y., Takaki, K., Takeda, H., Akeda, H., Aoki, T., Nagata, M., Ueda, K., Matsuzaki, G., Yoshikai, Y. and Nomoto, K.: Predominant activation and expansion of Vγ 9-bearing γδ cells in vivo as well as in vitro in Salmonella infection. J.Clin.Invest. : , Takeuchi, M., Miyazaki, H., Hirokawa, K., Yokokura, T. and Yoshikai, Y.: Age-related changes of T cell subsets in intestinal intraepithelial lymphocytes of mice. Eur.J. Immunol. : , Emoto, M., Naito, T., Nakamura, R. and Yoshikai, Y.: Different appearance of γδ T cells during salmonellosis between Ityr and Itys mice. J.Immunol. : , Hara, T., Matsumoto, T., Mizuno, Y., Nishizaki, M., Ueda, K., Motooka, M., Kimura, N., Oshimi, K., Ohga, S. and Yoshikai, Y.: Peripheral expansion of γδ T cell receptorpositive cells in a patient with Crohn s disease. Acta. Paediatrica. Japonica. : 45-48, Li, X.Y., Matsuzaki, G., Yoshikai, Y., Muramori, K. and Nomoto, K.: T cells expressing both L-selection and CD44 molecules increase in number in peritoneal exudate cells and in vitro-stimulated spleen cells from mice immunized intraperitoneally with Listeria monocytogenes. Immunology : 28-34, Matsuzaki, G., Ogimoto, M., Yoshikai, Y., Seki, R. and Nomoto, K.: Extensive N nucleotide addition in junctional region of T cell receptor Vγ5 genes rearranged in fetal liver-derived thymocytes in radiation chimera mice. Eur.J. Immunol. : , Matsuzaki, G., Hiromatsu, K., Yoshikai, Y. Murosaki, K. and Nomoto, K.: Characterization of T-cell receptor γδ T cells appearing at the early phase of murine Listeria monocytogenes infection. Immunology. : 22-27, Tomida, S., Hasegawa, T., Takeuchi, M., Niimi, N., Ueda, M., Kaneda, T., Miyasaka, M. and Yoshikai, Y.: ICAM-1 and LFA-1 are involved in protection mediated by γδ T cells at the early stage after infection Listeria monocytogenes in rats. Int. Immunol. : , Ogasawara, T., Emoto, M., Kiyotani, K., Shimokata, K., Yoshida, T., Nagai, Y. and Yoshikai, Y.: Sendai virus pneumonia : evidence for the early recruitment of γδ T cells during the disease course. J.Virol. : , Nishimura, H., Emoto, M., Sakai, T., Katsuno, M., Hiromatsu, K., Gomi, H., Ikeda, T., Itohara, S. and Yoshikai, Y.: The role of γδ T cells in priming macrophages to produce TNF-α. Eur.J.Immunol. : , Suzuki, T., Hiromatu, K., Ando, Y., Tomoda, Y. and Yoshikai, Y.: Regulatory role of γδ T cells in uterine intraepithelial lymphocytes in maternal anti-fetal immune responses. J.Immunol. : , Nishimura, H., Hiromatsu, K., Kobayashi, N., Grabstein, K.H., Paxton, R., Sugamura, K., Bluestone, J. A. and Yoshikai, Y.: IL-15 is a novel growth factor for murine γδ T cells induced by Salmonella infection. J. Immunol. : , Inagaki-Ohara, K., Nishimura, H., Mitani, A. and Yoshikai, Y.: Interleukin-15 preferentially promotes the growth of intestinal intraepithelial lymphocytes bearing γδ T cell receptor in mice. Eur.J.Immunol. : , Sakai, T., Kimura, Y., Inagaki-Ohara, K., Kusugami, K., Lynch, David, H. and Yoshikai, Y.: Fas-mediated cytotoxicity by host intestinal intraepithelial lymphocytes is involved in the enteropathy during acute graft-vs.-host disease. Gastroenterology. : , Kobayashi, Y., Kawai, K., Ito, K., Honda, H., Sobue, G. and Yoshikai, Y.: Aggravation of murine experimental allergic encephalitis by T cell receptor γδ-specific antibody. J.Neuroimmunol. : , Sakai, T., Kusugami, K., Nishimura, H., Ando, T., Yamaguchi, T., Ohsuga, M., Ina, K., Enomoto, A., Kimura, Y. and Yoshikai, Y.: Interleukin 15 Activity in the Rectal Mucosa of Inflammatory Bowel Disease. Gastroenterology. : , Takano, M., Nishimura, H., Kimura, Y., Mokuno, Y., Washizu, J., Itohara, S., Nimura, Y. and Yoshikai, Y.: A protective role of IL-15-dependent γδ T cells in Escherichia coli infection in mice. Infect.Immun. : , Takano, M., Nishimura, H., Kimura, Y., Washizu, J., Nimura, Y. and Yoshikai, Y.: Prostaglandin E2 protects against liver injury after Escherichia coli infection but hampers the resolution of the infection in mice. J.Immunol. : , Hirose, K., Suzuki, H., Nishimura, H., Mitani, A., Washizu, J., Matsuguchi, T. and Yoshikai, Y.: Interleukin-15 might be responsible early activation of intestinal intraepithelial lymphocytes after oral infection with Listeria monocytogenes in rats. Infect. Immun. : , Yoshikai, Y.: The interaction of intestinal epithelial cells and intraepithelial lymphocytes in host defense. Immunol. Res. : , Review 34 Nishimura, H., Washizu, J., Naiki, Y., Fukui, Y., Sasazuki, T. and Yoshikai, Y.: MHC class II-dependent NK1.1+γδ T cells are induced in mice by Salmonella infection. J.Immunol. : , Yoshikai, Y. and Nishimura, H.: The role of interleukin 15 in mounting an immune response against microbial infections Microbes. Infect. : , Review 36 Naiki, Y., Nishimura, H., Itohara, S., and Yoshikai, Y.: γδ T cells may dichotomously modulate infection with avirulent Salmonella choleraesuis via IFN-γ and IL-13 in mice. Cell. Immunol. : , Nishimura, H., Yajima, T., Naiki, Y., Tsunobuchi, H., Umemura, M., Itano, K.,Matsuguchi, T., Suzuki, M., Ohashi, P, M., and Yoshikai, Y.: Differential roles of IL-15 mrna isoforms generated by alternative splicing in immune responses in vivo. J.Exp.Med. : , Matsuguchi, T., Takagi, K., Musikacharoen, T., and Yoshikai, Y.: Gene expressions of lipopolysaccharide

7 receptors, Toll-like receptors 2 and 4, are differently regulated in mouse T lymphocytes. Blood : , Mokuno, Y., Matsuguchi, T., Takano, M., Nishimura, H., Washizu J., Ogawa T., Nimura, Y. and Yoshikai Y.: Expression of Toll-like receptor 2 on γδ T cells bearing invariant Vγ 6 Vδ 1 indyced by Escherichia coli infection. J. Immunol. : , Yoshikai, Y.: The role of prostaglandins and leukotoriens in acute inflammation caused by bacterial infection Curr. Opin. Infect. Disease : , Nishimura, H., Tagaya, M., Tsunobuchi, H., Suzuki, H., Nakashima, I., and Yoshikai, Y.: Mice lacking IL-2 IL-15 receptor chain are susceptible but mice lacking IL-2 are resistant to infection with avirulent Salmonella choleraesuis. Infect. Immun. : , Musikacharoen, T., Matsuguchi, T., Kikuchi, T. and Yoshikai, Y.: NF- B and STAT5 play important roles in the regulation of mouse Toll-like receptor 2 gene expression J.Immunol. : , Hara, T., Nishimura, H., and Yoshikai, Y.: Thymus-dependent modulation of Ly49 inhibitory receptor expression on NK1.1+γ δ T cells. Immunology : 24-30, Matsuzaki, G., Yamada, H., Kishihara, K., Yoshikai, Y., Nomoto, K.: Mechanism of murine Vgamma1+gamma delta T cell-mediated innate immune response against Listeria monocytogenes infection. Eur J Immunol. : , Shimizu, H., Matsuguchi, T., Fukuda, Y., Nakano, I., Hayakawa, T., Takeuchi, O., Akira, S., and Yoshikai, Y.: Toll-like receptor 2 contributes to liver injury induced by Salmonella infection through Fas ligand expression on NKT cells in mice. Gastroenterology, : , Hiromatsu, T., Yajima, T., Matsuguchi, T., Nishimura, H., Wajjwalku, W., Arai, T., Nimura, Y., and Yoshikai, Y.: Overexpression of IL-15 protects against Escherichia coliinduced shock accompanied by inhibition of TNF-αinduced apoptosis J. Infect.Dis. : , Matsuguchi, T., Masuda, A., Sugimoto, K., Nagai, Y. and Yoshikai, Y.: JNK-interacting protein 3 associates with Toll-like receptor 4 and is involved in LPS-mediated JNK activation EMBO J. : , Tagawa, T., Nishimura, H., Yajima, T., Hara, H., Kishihara, K., Matsuzaki, G., Yoshino, I., Maehara, Y. and Yoshikai. Y.: Vδ1+γδ T cells producing CC-chemokines may bridge a gap between neutrophils and macrophages in innate immunity during Escherichia coli infection in mice J.Immunol. : , Nishimura, H., Yajima, T., Kagimoto, Y., Ohata, M., Watase, T., Kishihara, K., Goshima, F., Nishiyama, Y., and Yoshikai, Y.: Intraepithelial γδ T cells may bridge a gap between innate and acquired immunity to herpes simplex virus type 2 J.Virol. : , Musikacharoen, T., Oguma, A., Yoshikai, Y., Chiba, N., Masuda, A., Matsuguchi, T.: Interleukin-15 induces IL-12 receptor {beta}1 gene expression through PU.1 and IRF 3 by targeting chromatin remodeling. Blood. : , Nishimura, H., Fujimoto, A., Naoyuki, T., Yajima, T., Wajjwalku, W. and Yoshikai, Y.: A novel autoregulatory mechanism for transcriptional activation of IL-15 gene by non-secretable Isoform of IL-15 generated by alternative splicing FASEB J : 19-28, Yu, Q., Tang, C., Xun, S., Yajima, T., Takeda, K. and Yoshikai, Y.: MyD88-dependent signaling for IL-15 production is important for the development of CD8αα and TCR γδ intestinal intraepithelial T lymphocytes J.Immunol. : , Shibata, K., Yamada, H., Hara, H., Kishihara, K., and Yoshikai, Y.: Resident Vδ1+γδT cells control early infiltration of neutrophils after Escherichia coli infection via IL- 17 production J.Immunol. : , Nakazato, K., Yamada, H., Yajima, T., Kagimoto, Y., Kuwano, H. and Yoshikai, Y.: Enforced expression of Bcl- 2 restores numbers but not functions of TCR γδ intestinal intraepithelial T lymphocytes in IL-15-deficient mice.. J.Immunol. : , Shibata, K., Yamada, H., Nakamura, R., Sun,X. Itsumi M., and Yoshikai, Y.: Identification of CD25+CD122-γδ T cells as fetal thymus-derived naturally occurring IL-17 producers. J.Immunol. : , Nakamura, R., Shibata, K., Yamada, H., Shimoda, K., Nakayama, K., and Yoshikai, Y.: Tyk2-signaling plays an important role in host defense against Escherichia coli through IL-23-induced IL-17 production by γδ T cells. J.Immunol. : , Takeuchi, A., Dejima, T., Yamada, H., Shibata, K., Nakamura, R., Eto, M., Nakatani, T., Naito, S., and Yoshikai Y.: IL-17 production by γδ T cells is important for the antitumor effect of Mycobacterium bovis bacillus Calmette- Guérin treatment against bladder cancer. Eur. J. Immunol. : , Shibata, K., Yamada, H., Sato, T., Dejima, S., Nakamura, M., Ikawa, T., Hara, H., Yamasaki, S., Kageyama, R., Iwakura, Y., Kawamoto, H., Toh, H. and Yoshikai, Y.: Notch-Hes1 pathway is required for the development of IL-17-producing γδ T cells. Blood : , Dejima, T., Shibata, K., Yamada, H., Hara, H., Iwakura, Y., Naito, S. and Yoshikai, Y.: A protective role of naturally occurring IL-17A-producing γδ T cells in the lung at the early stage of systemic candidiasis in mice. Infect. Immun. : , Shibata, K., Yoshikai, Y.: Functions of IL-17-producing γδ T cells The Open Immunology Journal, : , Review 61 Chien, Y-H., et. al.: Recognition by gamma delta T cells. Annu Rev Immunol : , Hayday, A.C.: γδ T cells ; A right time and a right place for a conserved third way of protection. Annu Rev

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