Nagai, H,, Noguchi, T., Homma, K., Katagiri, K., Takeda, K., Matsuzawa, A. and Ichijo, H.
Ubiquitin-like sequence in ASK1 plays critical roles in the recognition and stabilization by USP9X and oxidative stress-induced cell death.
Mol. Cell, 36, 805-818 (2009).

  Takeda, K., Komuro, Y., Hayakawa, T., Oguchi, H., Ishida, Y., Murakami, S., Noguchi, T., Kinoshita, H., Sekine, Y., Iemura, S., Natsume, T., and Ichijo, H.
Mitochondrial Phosphoglycerate mutase 5 uses alternate catalytic activity as a protein serine/threonine phosphatase to activate ASK1.
Proc. Natl. Acad. Sci. USA., 106, 12301-12305 (2009).

  Kundu, M., Pathak, S.K., Kumawat, K., Basu, S., Chatterjee, G., Pathak, S., Noguchi, T., Takeda, K., Ichijo, H., Thien, C.B., Langdon, W.Y. and Basu, J.
A TNF- and c-Cbl-dependent FLIP(S)-degradation pathway and its function in Mycobacterium tuberculosis-induced macrophage apoptosis.
Nat. Immunol., 10, 918-926 (2009).

  Iriyama, T., Takeda, K., Nakamura, H., Morimoto, Y., Kuroiwa, T., Mizukami, J., Umeda, T., Noguchi, T., Naguro, I., Nishitoh, H., Saegusa, K., Tobiume, K., Homma, T., Shimada, Y., Tsuda, H., Aiko, S., Imoto, I., Inazawa, J., Chida, K., Kamei, Y., Kozuma, S., Taketani, Y., Matsuzawa, A. and Ichijo, H.
ASK1 and ASK2 differentially regulate the counteracting roles of apoptosis and inflammation in tumorigenesis.
EMBO J., 28, 843-853 (2009).

  Zhou, J., Shao, Z., Kerkela, R., Ichijo, H., Muslin, A., Pombo, C. and Force, T.
Serine 58 of 14-3-3{zeta} is a molecular switch regulating ASK1 and oxidant stress-induced cell death.
Mol. Cell. Biol., 29, 4167-4176 (2009).

  Cekic, C., Casella, C.R., Eaves, C.A., Matsuzawa, A., Ichijo, H. and Mitchell, T.C.
Selective activation of the p38 MAPK pathway by synthetic monophosphoryl lipid A.
J. Biol. Chem., 284, 31982-31991 (2009).

  Waak, J., Weber, S. S., Gorner, K., Schall, C., Ichijo, H., Stehle, T. and Kahle, P. J.
Oxidizable residues mediating protein stability and cytoprotective interaction of DJ-1 with apoptosis signal-regulating kinase 1.
J. Biol. Chem., 284, 14245-14257 (2009).

Nakamura, T., Kataoka, K., Fukuda, M., Nako, H., Tokutomi, Y., Dong, Y-F. Ichijo, H., Ogawa, H. and Kim-Mitsuyama, S.
Critical role of apoptosis signal-regulating kinase 1 in aldosterone/salt-induced cardiac inflammation and fibrosis.
Hypertension, 54, 544-551 (2009).

  Furuhata, M., Takada, E., Noguchi, T., Ichijo, H. and Mizuguchi, J. 
Apoptosis Signal-Regulating Kinase (ASK)-1 Mediates Apoptosis through activation of JNK1 following Engagement of Membrane Immunoglobulin.
Exp. Cell. Res., 315, 3467-3476 (2009).

  Nagai, A., Kadowaki, H., Maruyama, T., Takeda, K., Nishitoh, H. and Ichijo, H.
USP14 inhibits ER-associated degradation via interaction with IRE1alpha.
Biochem. Biophys. Res. Commun., 379, 995-1000 (2009).

Review articles

  Nishitoh, H., Kadowaki H.,,Takeda, K. and Ichijo, H.
ER Quality Control, ER Stress-Induced Apoptosis, and Neurodegenerative Diseases.
Protein Misfolding Disorders: A Trip into the ER, (review article) 94-102 (2009).

  Homma, K., Katagiri, K., Nishitoh, H. and Ichijo, H. 　 Targeting ASK1 in ER stress-related Neurodegenerative Diseases.
Expert Opinion on Therapeutic Targets, (review article), 13, 653-664 (2009).

  Hattori, K., Naguro, I., Runchel, C. and Ichijo, H.
The roles of ASK family proteins in stress responses and diseases.
Cell Communication and Signaling, (review article), 7, 9 (2009).

  Galluzzi, L. et al.
Guidelines for the use and interpretation of assays for monitoring cell death in higher eukaryotes.
Cell Death Differ., (review article), 16, 1093-1107 (2009).

  Hatanaka, R., Sekine, Y., Hayakawa, T., Takeda, K. and Ichijo, H.
Signaling pathways in invertebrate immune and stress response.
Invertebrate Survival Journal, (review article), 6, 32-43 (2009).

  Maruyama, J., Naguro, I., Takeda, K. and Ichijo, H.
Stress-Activated MAP Kinase Cascades in Cellular Senescence.
Curr. Med. Chem., (review article), 16, 1229-1235 (2009).