Morita, K., Saitoh, M., Tobiume, K., Matsuura, H., Enomoto, S., Nishitoh, H. and Ichijo, H.
Negative feedback regulation of ASK1 by protein phophatase 5 (PP5) in response to oxidative stress.
EMBO J., 20, 6028-6036 (2001).

  Geleziunas, R., Xu, W., Takeda, K., Ichijo, H. and Greene W.C.
HIV-1 nef inhibits ASK1-dependent death signaling providing a potential mechanism for protecting the infected host cell.
Nature, 410, 834-838 (2001).

  Tobiume, K., Matsuzawa, A., Takahashi, T., Nishitoh, H., Morita, K., Takeda, K., Minowa, O., Miyazono, K., Noda, T. and Ichijo, H.
ASK1 is required for sustained activations of JNK/p38 MAP kinases and apoptosis.
EMBO Rep,, 2, 222-228 (2001).

  Sawada, Y., Nakamura, K., Doi, K., Takeda, K., Tobiume, K., Saitoh, M., Morita, K., Komuro, I., Kurt De Vos, Sheetz, M. and Ichijo, H.
Rap1 is Involved in Cell Stretching Modulation of p38 but not ERK or JNK MAP Kinase.
J. Cell Sci., 114, 1221-1227 (2001).

  Zou, X., Tsutsui, T., Ray, D., Blomquist, J.F., Ichijo, H., Ucker, D.S. and Kiyokawa, H.
The cell cycle-regulatory CDC25A phosphatase inhibits apoptosis signal-regulating kinase 1 (ASK1).
Mol. Cell. Biol., 21, 4818-4828 (2001).

  Maeda, H., Hori, S., Nishitoh, H., Ichijo, H., Ogawa, O., Kakehi, Y., and Kakizuka, A.
Tumor growth inhibition by arsenic trioxide in the orthotopic metastasis model of androgen-independent prostate cancer.
Cancer Res., 61, 5432-5440 (2001).

  Sayama, K., Hanakawa, Y., Shirakata, Y., Yamasaki, K., Sawada, Y., Sun, L., Yamanishi, K., Ichijo, H. and Hashimoto, K.
Apoptosis signal regulating kinase 1 (ASK1) is an intracellular inducer of keratinocyte differentiation.
J. Biol. Chem., 276, 999-1004 (2001).

  Cho, S.-G., Lee, Y., Park, H.-S., Ryoo, K., Kang, K., Park, J., Eom, S.-J., Kim, M., Chang, T.-S., Choi, S.-Y., Shim, J., Kim, Y., Dong, M.-S., Lee, M.-J., Kim, S., Ichijo, H. and Choi, E.-J. Glutathione s-transferase mu modulates the stress-activated signals by suppressing apoptosis signal-regulating kinase 1 (ASK1).
J. Biol. Chem., 276, 12749-12755 (2001).

  Arvidsson,Y., Hamazaki, T.S., Ichijo,H. and Funa, K.
ASK1 resistant neuroblastoma is deficient in activation of p38 kinase.
Cell Death and Differ., 8, 1029-1037 (2001).

  Noguchi, K., Kokubu, A., Kitanaka, C., Ichijo, H. and Kuchino, Y.
ASK1-Signaling Promotes c-Myc Protein Stability during Apoptosis.
Biochem. Biophys. Res. Commun., 281, 1313-1320 (2001).

Hatai, T., Yokozeki, M., Funato, N., Baba, Y., Moriyama, K., Ichijo, H. and Kuroda, T.
Apoptosis of periodontal ligament cells induced by mechanical stress during tooth movement.
Oral Diseases, 7, 287-290 (2001).

  Yanagisawa, M., Nakashima, K., Takeda, K., Ochiai, W., Takizawa, T., Ueno, M., Takizawa, M., Shibuya, H. and Taga, T.
Inhibition of BMP2-induced, TAK1 kinase-mediated neurite outgrowth by Smad6 and Smad7.
Genes Cells, 6, 1091-1099 (2001).

 Review article

  Matsuzawa, A. and Ichijo, H.
Molecular Mechanisms of the Decision between Life and Death: Regulation of Apoptosis by Apoptosis Signal-Regulating Kinase 1.
J. Biochem. (review article), 130, 1-8 (2001).