2012 Fiscal Year Final Research Report
Integrated study of cell death: Biology focusing on multiple mechanisms of mammalian cell death
Project/Area Number |
19GS0316
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Research Category |
Grant-in-Aid for Creative Scientific Research
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Allocation Type | Single-year Grants |
Research Institution | Osaka University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
EGUCHI Yutaka 大阪大学, 大学院・医学系研究科, 准教授 (20243214)
SHINZAWA Koei 大阪大学, 大学院・医学系研究科, 助教 (70403186)
SHIBUYA Toshiharu 大阪大学, 大学院・医学系研究科, 助教 (70448033)
HAMADA Yoshio 基礎生物学研究所, 細胞社会学, 助教 (10132739)
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Project Period (FY) |
2007 – 2012
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Keywords | 細胞死 / アポトーシス / ネクローシス / プログラム細胞死 / オートファジー |
Research Abstract |
Based on our hypothesis that non-apoptotic cell death mechanisms play an important role in physiological programmed death in addition to pathological death, we have performed detailed studies and discovered that non-apoptotic death mechanisms play the major role in programmed death involved in turn over of mouse small intestinal epithelial cells, placenta formation, and bone formation as well as in pathological death of neurons in INAD model mouse withmutations in PLA2G6 gene. This implies that cell death research needs the paradigm shift. We have also found some chemical inhibitors or genes for theabove-mentioned non-apoptotic programmed death and for non-apoptotic death,which we observed in cultured cells, providing the firm basis for the next generation of cell death research.
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[Journal Article] Analysis of two major intracellular phospholipase A2s in mast cells reveals crucial contribution of cPLA2{alpha}, not iPLA2{beta}, to lipid mobilization in proximal mast cells and distal fibroblasts2011
Author(s)
Ueno, N., Taketomi, Y., Yamamoto, K., Hirabayashi, T., Kamei, D., Kita, Y., Shimizu, T., Shinzawa, K., Tsujimoto, Y., Ikeda, K., Taguchi, R., and Murakami, M.
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Journal Title
J Biol Chem.
Volume: 286
Pages: 37249-37263
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[Journal Article] Insufficient remodeling of membranes of mitochondria and axon terminals causes neuroaxonal dystrophy in calcium-independent phospholipase A2β deficiency2011
Author(s)
Beck, G., Sugiura, Y., Shinzawa, K., Kato, S., Setou, M., Tsujimoto, Y., Sakoda, S., and Sumi-Akamaru, H
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Journal Title
J. Neurosci.
Volume: 31
Pages: 11411-11420
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[Journal Article] corticosterone which is associated with thymic atrophy in mice.2011
Author(s)
Youn, D.-Y., Yoon, J.-S., Kim, Y.K., Yeum, C.E., Lee, S.-B., Youn, H.-J., Tsujimoto, Y. and Lee, J.-H.
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Journal Title
me. J. Physiol. Endocrinology and Metabolism
Volume: 301
Pages: E223-231
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[Journal Article] Delayed-onset caspase-dependent massive hepatocyte apoptosis upon Fas activation in Bak/Bax-deficient mice2011
Author(s)
Hikita, H., Takehara, T., Kodama, T., Shimizu, S., Shigekawa, M., Hosui, A., Miyagi, T., Tatsumi, T., Ishida, H., Li, W., Kanto, T., Hiramatsu, N., Shimizu, S., Tsujimoto, Y. and Hayashi, N.
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Journal Title
Hepatology
Volume: 54
Pages: 240-251
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[Journal Article] Screening of cell death genes with a mammalian genome-wide RNAi library.2010
Author(s)
Tsujii, H., Eguchi, Y., Chenchik, A., Mizutani, T., Yamada, K., and Tsujimoto, Y.
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Journal Title
J. Biochem.
Volume: 148
Pages: 157-170
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[Journal Article] Involvement of JNK in the regulation of autophagic cell death2010
Author(s)
Shimizu, S., Konishi, A., Nishida, Y., Mizuta, T., Nishina, H., Yamamoto, A. and Tsujimoto, Y.
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Journal Title
Oncogene
Volume: 29
Pages: 2070-2082
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[Journal Article] Discovery of ATG5/ATG7-independent alternate macroautophagy.2009
Author(s)
Nishida , Y., Arakawa, S., Fujitani, K., Yamaguchi, H., Mizuta, T., Kanaseki, T., Komatsu, M., Otsu, K., Tsujimoto, Y. and Shimizu, S.
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Journal Title
Nature
Volume: 461
Pages: 654-658
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[Journal Article] Requirement of voltag e-dependent anion channel 2 for pro-apoptotic activity of Bax2009
Author(s)
Yamagata, H., Shimizu, S., Nishida, Y., Watanabe, Y., Craigen, W. J. and Tsujimoto, Y.
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Journal Title
Oncogene
Volume: 28
Pages: 3563-3572
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[Journal Article] Essential role of p38 MAPK in caspase-independent, iPLA2-dependent cell death under hypoxia/low glucose conditions.2009
Author(s)
Aoto, M., Shinzawa, K., Suzuki, Y., Ohkubo, N., Mitsuda, N. and Tsujimoto, Y.
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Journal Title
FEBS letter
Volume: 583
Pages: 1611-1618
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[Journal Article] hnRNP L binds to CA repeats in the 3` UTR of bcl-2 mRNA.2009
Author(s)
Lee, D.-H., Lim, M.-H., Youn, D.-Y., Jung, S. E., Ahn, Y. S., Tsujimoto, Y. a n d Lee, J.-H.
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Journal Title
Biochem. Biophys. Res. Comm.
Volume: 382(3)
Pages: 583-7
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[Journal Article] Bis deficiency results in early lethality with metabolic deterioration and involution of the spleen and thymus.2008
Author(s)
Youn, D.-Y., Lee, D.-H., Lim, M.-H., Yoon, J.-S., Lim, J. H., Jung, S. E., Yeum, C. E., Park, C. W., Youn, H.-J., Lee, J.-S., Lee, S.-B., Ikawa, M., Okabe, M., Tsujimoto, Y. and Lee, J.-H
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Journal Title
American J Physiol . Endocrinol. Metab
Volume: 295
Pages: E1649-1357
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[Journal Article] Neuroaxonal dystrophy caused by group VIA phospholipase A2 deficiency in mice: a model of human neurodegenerative disease.2008
Author(s)
Shinzawa, K., Sumi, H., Ikawa, M., Matsuoka, Y., Okabe, M., Sakoda, S. and Tsujimoto, Y.
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Journal Title
J. Neurosci.
Volume: 28
Pages: 2212-2220
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[Journal Article] Crystal structure of human cyclophilin D in complex with its inhibitor2008
Author(s)
Kajitani, K., Fujihashi, M., Kobayashi, Y., Shimizu, S., Tsujimoto, Y. and Miki, K.
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Journal Title
cyclosporin A at 0.96 A resolution. Proteins
Volume: 70
Pages: 1635-1639
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