Miki Takii, Tomohisa Ishikawa, Hidetaka Tsuda, Kazumitsu Kanatani,Takaaki Sunouchi, Yukiko Kaneko, Koichi Nakayama: Involvement of stretch-activated cation channels in hypotonically induced insulin secretion in rat pancreatic b-cells. Am. J. Physiol. Cell Physiol. 291, C1405-C1411 (2006) [Abstract]

Tadachika Koganezawa, Tomohisa Ishikawa, Yukiyoshi Fujita, Tomonari Yamashita, Takako Tajima, Masaki Honda, Koichi Nakayama: Local regulation of skin blood flow during cooling involving presynaptic P2 purinoceptors in rats. Br. J. Pharmacol.,148, 579-586 (2006) [Abstract]

Yoshihiko Ito, Kazuo Obara, Rikuko Ikeda, Megumi Ishii, Yoshiyuki Tanabe, Tomohisa Ishikawa, Koichi Nakayama: Passive stretching produces Akt- and MAPK-dependent augmentations of GLUT4 translocation and glucose uptake in skeletal muscles of mice. Pflugers Arch., 451, 803-813 (2006) [Abstract]

Kazuo Obara, Mayumi Uchino, Masayo Koide, Akihiro Yamanaka, Koichi Nakayama: Stretch-induced triphosphorylation of myosin light chain and myogenic tone in canine basilar artery. Eur. J. Pharmacol., 534, 141-151 (2006) [Abstract]

Shunsuke Yano, Tomohisa Ishikawa, Hidetaka Tsuda, Kazuo Obara, Koichi Nakayama: Ionic mechanism for contractile response to hyposmotic challenge in canine basilar arteries. Am. J. Physiol. Cell Physiol., 288, C702-C709 (2005) [Abstract]

Kazuo Obara, Shigeru Nishizawa, Masayo Koide, Kayo Nozawa, Ayako Mitate, Tomohisa Ishikawa, Koichi Nakayama: Interactive role of protein kinase C with Rho-kinase in the development of cerebral vasospasm in a canine two-hemorrhage model. J. Vasc. Res., 42, 67-76 (2005) [Abstract]

Tomohisa Ishikawa, Eri Iwasaki, Kazumitsu Kanatani, Fumi Sugino, Yukiko Kaneko, Kazuo Obara, Koichi Nakayama: Involvement of novel protein kinase C isoforms in carbachol-stimulated insulin secretion from rat pancreatic islets. Life Sci., 77, 462-469 (2005) [Abstract]

Satoshi Amano, Tomohisa Ishikawa, Koichi Nakayama: Facilitation of L-type Ca²⁺ currents by fluid flow in rabbit cerebral artery myocytes. J. Pharmacol. Sci., 98, 425-429 (2005) [Abstract]

Tomohisa Ishikawa, Fumika Kohno, Ryosuke Kawase, Yuri Yamamoto, Koichi Nakayama: Contribution of nitric oxide produced by inducible nitric oxide synthase to vascular responses of mesenteric arterioles in streptozotocin-diabetic rat. Br. J. Pharmacol., 141, 269-276 (2004) [Abstract]

Yoshiaki Okamoto, Toshihide Kashihara, Atsushi Nonogaki, Kazuo Obara, Koichi Nakayama: Differential interplay between protein kinase C and Rho-kinase in the endothelin-1-induced and pressure-induced contractions of rat posterior cerebral artery. J. Cardiovasc. Pharmacol., 44, S265-S267 (2004)

Yukiko Kaneko, Tomohisa Ishikawa, Satoshi Amano, Koichi Nakayama: Dual effect of nitric oxide on cytosolic Ca²⁺ concentration and insulin secretion in rat pancreatic b-cells. Am. J. Physiol. Cell Physiol., 284, 1215-1222 (2003) [Abstract]

Sachiko Nakada, Tomohisa Ishikawa, Yuri Yamamoto, Yukiko Kaneko, Koichi Nakayama: Constitutive nitric oxide synthases in rat pancreatic islets: direct imaging of glucose-induced nitric oxide production in b-cells. Pflugers Arch., 447, 305-311 (2003) [Abstract]

Akihiko Kiyoshi, Tomohisa Ishikawa, Ken-ichi Hayashi, Yoshiyuki Iwatsuki, Kunio Ishii, Koichi Nakayama: Rhythmical contractions in pulmonary arteries of monocrotaline-induced pulmonary hypertensive rats. Pflugers Arch., 447, 142-149 (2003) [Abstract]

Ken-ichi Hayashi, Tomohisa Ishikawa, Tomonari Yamashita, Takako Tajima, Koichi Nakayama: Biphasic response of cutaneous blood flow induced by passive cutaneous anaphylaxis in rats. Eur. J. Pharmacol., 482, 305-311 (2003) [Abstract]

Tomohisa Ishikawa, Yukiko Kaneko, Fumi Sugino, Koichi Nakayama: Two distinct effects of cGMP on cytosolic Ca²⁺ concentration of rat pancreatic b-cells. J. Pharmacol. Sci., 91, 41-46 (2003) [Abstract]

Shigeru Nishizawa, Kazuo Obara, Masayo Koide, Koichi Nakayama, Seiji Ohta, Tetsuo Yokoyama: Attenuation of canine cerebral vasospasm after subarachnoid hemorrhage by protein kinase C inhibitors despite augmented phosphorylation of myosin light chain. J. Vasc. Res., 40, 169-178 (2003) [Abstract]

Koichi Nakayama, Kazuo Obara, Yoshiyuki Tanabe, Maki Saito, Tomohisa Ishikawa, Shigeru Nishizawa: Interactive role of tyrosine kinase, protein kinase C, and Rho/Rho kinase systems in the mechanotransduction of vascular smooth muscles. Biorheology, 40, 307-314 (2003) [Abstract]

Kazuo Obara, Masayo Koide, Koichi Nakayama: 20-Hydroxyeicosatetraenoic acid potentiates stretch-induced contraction of canine basilar artery via PKCa-mediated inhibition of KCa channel. Br. J. Pharmacol., 137, 1362-1370 (2002) [Abstract]

Fumi Sugino, Tomohisa Ishikawa, Sachiko Nakada, Yukiko Kaneko, Yuri Yamamoto, Koichi Nakayama: Inhibition by nitric oxide of Ca²⁺ responses in rat pancreatic a-cells. Life Sci., 71, 85-93 (2002) [Abstract]

Tomohisa Ishikawa, Hiromasa Nejishima, Takuya Imamura, Koichi Nakayama: Non-contribution of renin-angiotensin system to pressor response to N^G-nitro-L-arginine in dogs. Fundam. Clin. Pharmacol., 16, 15-21 (2002) [Abstract]

Kazuo Obara, Michihiro Saito, Akihiro Yamanaka, Mayumi Uchino, Koichi Nakayama.: Involvement of different activator Ca²⁺ in the rate-dependent stretch-induced contractions of canine basilar artery. Jpn. J. Physiol., 51, 327-335 (2001)

Shigeru Nishizawa, Kazuo Obara, Koichi Nakayama, Masayo Koide, Tetsuo Yokoyama, Naoki Yokota, Seiji Ohta: Which protein kinase C isoforms are involved in the development of vasospasm after subarachnoid haemorrhage? Acta Neurochir., 77, 21-24 (2001)

Kimura, M., Obara, K., Sasase, T., Ishikawa, T., Tanabe, Y. & Nakayama, K. (2000). Specific inhibition of stretch-induced increase in L-type calcium channel currents by herbimycin A in canine basilar arterial myocytes. Br J Pharmacol, 130, 923-931. [Abstract]

Saitou T, Ishikawa T, Obara K, Nakayama K. (2000). Characterization of whole-cell currents elicited by mechanical stimulation of Xenopus oocytes. Pfluegers Arch, 440, 858-865. [Abstract]

Obara K, Koide M, Ishikawa T, Tanabe Y, Nakayama K. (2000). Protein kinase C delta but not PKC epsilon activity is involved in contractile potentiation by endothelin-1 in the porcine coronary artery. J Cardiovasc Pharmacol, 36, S120-121.

Nishizawa S, Obara K, Nakayama K, Koide M, Yokoyama T, Yokota N, Ohta S. (2000). Protein kinase Cdelta and alpha are involved in the development of vasospasm after subarachnoid hemorrhage. Eur J Pharmacol, 398, 113-119. [Abstract]

Nobe K, Nobe H, Obara K, Paul RJ. (2000) Preferential role of intracellular Ca²⁺ stores in regulation of isometric force in NIH 3T3 fibroblast fibres. J Physiol (Lond), 529, 669-679. [Abstract]

Obara K, Nobe K, Nobe H, Kolodney MS, De Lanerolle P, Paul RJ. (2000) Effects of microtubules and microfilaments on [Ca²⁺]_i and contractility in a reconstituted fibroblast fiber. Am J Physiol Cell Physiol, 279, C785-796. [Abstract]

Matsuura, N., Ishikawa, T., Abe, S., Yuyama, H., Sugino, F., Ishii, K., Nakayama, K. (1999). Nitric oxide-cyclic GMP system potentiates glucose-induced rise in cytosolic Ca²⁺ concentration in rat pancreatic beta-cells. Life Sci, 65, 1515-22. [Abstract]

Nakayama, K., Fukuta, Y., Kiyoshi, A., Iwatsuki, Y., Ishii, K., Ishikawa, T., Iida, M., Iwata, H., Enomoto, M. (1999). (+)-[³H]isradipine and [³H]glyburide bindings to heart and lung membranes from rats with monocrotaline-induced pulmonary hypertension. Jpn J Pharmacol, 81, 176-84. [Abstract]

Obara, K., Hata, S., Sato, K., Koide, M., Ishii, K., Nakayama, K. (1999). Contractile potentiation by endothelin-1 involves protein kinase C- delta activity in the porcine coronary artery. Jpn J Physiol, 49, 175-83. [Abstract]