Tsuchiya, T, Hirata, M, Chiba, N, Udo, R, Yoshitomi, Y, Ando, T, ...
$\pi$NN coupling and two-pion photoproduction on the nucleon (2002)
Hirata, M., Katagiri, N., Takaki, T.
Effects of non-resonant photoproductions arising from two different $\pi NN$ couplings are investigated in the $\gamma N\to\pi\pi N$ reaction. We find that the pseudoscalar (PS) $\pi NN$ coupling is...
Nuclear Photoabsorption at Photon Energies between 300 and 850 Mev (2001)
Hirata, M., Katagiri, N., Ochi, K., Takaki, T.
We construct the formula for the photonuclear total absorption cross section using the projection method and the unitarity relation. Our treatment is very effective when interference effects in the...
Usefulness of Synthetic Aperture Magnetometry (2001)
A. Kato, H. Ninomiya, M. Hirata, Y. Nii, M. Taniguchi, S. Hirano, ...
Introduction Selecting the surgical candidate for medically intractable epilepsy, detection and localization of seizure focus and cerebral functions are essential for diagnosis, for localization of...
SAM analysis in frontal lobe epilepsy for the surgical strategy (2001)
H. Ninomiya, A. Kato, K. Imai, Y. Nii, M. Taniguchi, M. Hirata, ...
this paper, we report the clinical application of this analysis, as the alternative to invasive study, for determining surgical strategy in a boy with intractable FLE
M. Hirata, A. Kato, M. Taniguchi, H. Ninomiya, M. Maruno, N. Hirabuki, ...
was btained fr m all subjects. During the experiment, the subjects sat in a c mf rtable chair in a magnetically shielded r m with eyes pen. The right median nerve was electrically stimulated with a c...
Currentodensitogram of SAM virtual sensors compared (2001)
A. Kato, H. Ninomiya, M. Hirata, Y. Nii, M. Taniguchi, S. Hirano, ...
Introduction Equivalent current dipole (ECD) analysis for magnetoencephalogram (MEG) has been useful in screening the localization of the epileptogenic zone, even though MEG was recorded in the...
Hirata, M., Mimino, Y., Hasegawa, Y., Fukaya, J.
An excellent noise figure and high linearity, K-band p-HEMT LNA MMIC, that incorporates single-bias configuration and negative feedback circuit, has be en developed for LMDS (Local Multi-point...
Effect of $\rho N$ channel in the $\gamma N \to \pi \pi N$ reactions (1997)
Hirata, M., Ochi, K., Takaki, T.
A model for the two-pion photoproduction on the nucleon proposedearlier is modified to simultaneously explain the total cross sections and the invariant mass spectra. Using this model, we discuss the...
Cooperative damping mechanism of the resonance in the nuclear photoabsorption (1997)
Hirata, M., Ochi, K., Takaki, T.
We propose a resonance damping mechanism to explain the disappearance of the peaks around the position of the resonances higher than the $\Delta$ resonance in the nuclear photoabsorption. This...
Yoshida, K, Taga, T, Saito, M, Suematsu, S, Kumanogoh, A, Tanaka, T, ...
gp130 is a ubiquitously expressed signal-transducing receptor component shared by interleukin 6, interleukin 11, leukemia inhibitory factor, oncostatin M, ciliary neurotrophic factor, and...
Hirata, M, Kakizuka, A, Aizawa, M, Ushikubi, F, Narumiya, S
Prostanoid receptors belong to the family of G protein-coupled receptors with seven transmembrane domains. By taking advantage of nucleotide sequence homology among the prostanoid receptors, we have...
Immunocytochemical localization of the alpha subspecies of protein kinase C in rat brain.
Ito, A, Saito, N, Hirata, M, Kose, A, Tsujino, T, Yoshihara, C, ...
The distribution of the alpha subspecies of protein kinase C (PKC) in rat brain was demonstrated immunocytochemically by using polyclonal antibodies raised against a synthetic oligopeptide...
Human CAP18: a novel antimicrobial lipopolysaccharide-binding protein.
Larrick, J W, Hirata, M, Balint, R F, Lee, J, Zhong, J, Wright, S C
CAP18 (18-kDa cationic antimicrobial protein) is a protein originally identified and purified from rabbit leukocytes on the basis of its capacity to bind and inhibit various activities of...
Characterization of a rabbit cationic protein (CAP18) with lipopolysaccharide-inhibitory activity.
Hirata, M, Shimomura, Y, Yoshida, M, Morgan, J G, Palings, I, Wilson, D, ...
Cationic antibacterial proteins (CAP) were purified from rabbit granulocytes, and the effects of CAP on lipopolysaccharide (LPS)-induced tissue factor generation by murine peritoneal macrophages and...
Antimicrobial activity of rabbit CAP18-derived peptides.
Larrick, J W, Hirata, M, Shimomoura, Y, Yoshida, M, Zheng, H, Zhong, J, ...
A cationic antimicrobial protein of 18 kDa (CAP18) was originally isolated from rabbit granulocytes by using as an assay the agglutination of Re-lipopolysaccharide-coated erythrocytes. The C-terminal...
Ishikawa, Y, Kirikae, T, Hirata, M, Yoshida, M, Haishima, Y, Kondo, S, ...
Dermal inflammation and hemorrhagic necrosis induced by bacterial lipopolysaccharide (LPS) and lipid A were studied in mice. In ddY mice, a single intradermal injection of Salmonella typhimurium...
Lack of tuberculin activity of synthetic peptides.
Toida, I, Yamamoto, S, Takuma, S, Suzuki, T, Hirata, M
We synthesized an octapeptide, H-Asp-Gly-Gly-Ser-Glu-Ser-Glu-Gly-OH, and a hexadecapeptide, H-Asp-Gly-Gly-Ser-Glu-Ser-Glu-Gly-Lys-Asn-Gly-Ser-Gln-Met-Arg-Leu-OH, which corresponded to amino acids 61...
Immunocytochemical localization of beta II subspecies of protein kinase C in rat brain.
Saito, N, Kose, A, Ito, A, Hosoda, K, Mori, M, Hirata, M, ...
The distribution of a subspecies of protein kinase C (PKC) encoded by the beta II sequence in rat central nervous tissue was demonstrated immunocytochemically by using antibodies raised against an...
Hirata, M, Suematsu, E, Hashimoto, T, Hamachi, T, Koga, T
The effects of inositol 1,4,5-trisphosphate, prepared from human erythrocyte ghosts, on Ca2+ release from intracellular store sites were studied in saponin-treated guinea pig peritoneal macrophages....
Sasaguri, T, Hirata, M, Itoh, T, Koga, T, Kuriyama, H
In an attempt to identify the nature of guanine nucleotide binding protein(s) (G-protein) involved in the acetylcholine (ACh)-induced (muscarinic) response of pig coronary-artery smooth muscle, we...
Hamachi, T, Hirata, M, Kimura, Y, Ikebe, T, Ishimatsu, T, Yamaguchi, K, ...
The effects of GTP, with or without polyethylene glycol (PEG), on the release and uptake of Ca2+ were examined by using saponin-treated macrophages and sarcoplasmic reticulum isolated from skeletal...
Calmodulin activates inositol 1,4,5-trisphosphate 3-kinase activity in pig aortic smooth muscle.
Yamaguchi, K, Hirata, M, Kuriyama, H
The effects of calmodulin (CaM) on inositol 1,4,5-trisphosphate (InsP3) 3-kinase activity in pig aortic smooth muscle were examined. The cytosol fraction of muscle cells, containing 1.2-2.0...
Kimura, Y, Hirata, M, Hamachi, T, Koga, T
The release of Ca2+ induced by inositol 1,4,5-trisphosphate (InsP3) in the presence of GTP was examined by using saponin-permeabilized macrophages. The origin and the amount of mobilized Ca2+ in...
Yamaguchi, K, Hirata, M, Kuriyama, H
Inositol 1,4,5-trisphosphate (InsP3) 3-kinase, which phosphorylates InsP3 to form inositol 1,3,4,5-tetrakisphosphate, was purified to apparent homogeneity by (NH4)2SO4 fractionation and sequential...
Synthetic inositol 1,3,4,5-tetrakisphosphate analogues.
Hirata, M, Kimura, Y, Ishimatsu, T, Yanaga, F, Shuto, T, Sasaguri, T, ...
Inositol 1,3,4,5-tetrakisphosphate [Ins(1,3,4,5)P4] analogues were synthesized and their effects on [3H]Ins(1,3,4,5)P4 5-phosphatase, [3H]Ins(1,3,4,5)P4 3-phosphatase and [3H]inositol...
Sasaguri, T, Hirata, M, Kuriyama, H
The activities of phosphatidylinositol 4,5-bisphosphate (PIP2) phosphodiesterase (PDE) and inositol 1,4,5,-trisphosphate (IP3) phosphatase in the particulate and cytosol fractions prepared from...
Izumi, Y, Hirata, M, Hasuwa, H, Iwamoto, R, Umata, T, Miyado, K, ...
The ectodomains of many proteins located at the cell surface are shed upon cell stimulation. One such protein is the heparin-binding EGF-like growth factor (HB-EGF) that exists in a membrane-anchored...
A new inositol 1,4,5-trisphosphate binding protein similar to phospholipase C-delta 1.
Kanematsu, T, Misumi, Y, Watanabe, Y, Ozaki, S, Koga, T, Iwanaga, S, ...
We have reported that two inositol 1,4,5-trisphosphate binding proteins, with molecular masses of 85 and 130 kDa, were purified from rat brain; the former protein was found to be the delta...
Takeuchi, H, Kanematsu, T, Misumi, Y, Yaakob, H B, Yagisawa, H, Ikehara, Y, ...
We have previously identified a novel 130 kDa protein (p130) which binds Ins(1,4,5)P3 and shares 38% sequence identity with phospholipase C-delta 1 [Kanematsu, Misumi, Watanabe, Ozaki, Koga, Iwanaga,...
Hirata, M, Takeuchi, H, Riley, A M, Mills, S J, Watanabe, Y, Potter, B V
The Ins(1,4,5)P3 regioisomers, Ins(1,4,6)P3 and Ins(1,3,6)P3, which can mimic the 1,4,5-arrangement on the inositol ring of Ins(1,4,5)P3, were examined for Ca2+ release by using four types of...
PTB domain of insulin receptor substrate-1 binds inositol compounds.
Takeuchi, H, Matsuda, M, Yamamoto, T, Kanematsu, T, Kikkawa, U, Yagisawa, H, ...
We examined whether a phosphotyrosine binding (PTB) domain from the human insulin receptor substrate-1 (hIRS-1) is capable of binding inositol phosphates/phosphoinositides. The binding specificity...
Takeuchi, H, Oike, M, Paterson, H F, Allen, V, Kanematsu, T, Ito, Y, ...
p130 was originally identified as an Ins(1,4,5)P(3)-binding protein similar to phospholipase C-delta but lacking any phospholipase activity. In the present study we have further analysed the...
Takishima, T, Sugimoto, K, Hirata, M, Asari, Y, Ohwada, T, Kakita, A
OBJECTIVE: The objective of this study was to elucidate the significance and limitations of serum amylase levels in the diagnosis of blunt injury to the pancreas. SUMMARY BACKGROUND DATA: Several...
Hashimoto, T, Hirata, M, Itoh, T, Kanmura, Y, Kuriyama, H
To clarify the nature of the noradrenaline (NA)-induced contraction, the effects of NA on inositol phospholipid metabolism and the actions of inositol 1,4,5-trisphosphate (InsP3) on skinned muscle of...
Hirata, M, Itoh, T, Kuriyama, H
1. Single smooth muscle cells were prepared from the guinea-pig taenia coli and the porcine coronary artery by treatment with collagenase, in order to measure the 45Ca flux with special reference to...
1. The relaxing action of the beta-adrenergic agent, isoprenaline, on the porcine coronary artery was investigated in relation to the cyclic AMP level, the endogenous binding of cyclic AMP to the...
Omura, M, Masuda, Y, Hirata, M, Tanaka, A, Makita, Y, Ogata, R, ...
We treated pregnant rats with 1 microg/kg body weight/day 1,2,3,4,6,7-hexachlorinated naphthalene (1,2,3,4,6,7-HxCN) on days 14-16 of gestation and examined the effects on the reproductive systems of...
Yoshida, K, Taga, T, Saito, M, Suematsu, S, Kumanogoh, A, Tanaka, T, ...
gp130 is a ubiquitously expressed signal-transducing receptor component shared by interleukin 6, interleukin 11, leukemia inhibitory factor, oncostatin M, ciliary neurotrophic factor, and...
Hirata, M, Kakizuka, A, Aizawa, M, Ushikubi, F, Narumiya, S
Prostanoid receptors belong to the family of G protein-coupled receptors with seven transmembrane domains. By taking advantage of nucleotide sequence homology among the prostanoid receptors, we have...
Immunocytochemical localization of the alpha subspecies of protein kinase C in rat brain.
Ito, A, Saito, N, Hirata, M, Kose, A, Tsujino, T, Yoshihara, C, ...
The distribution of the alpha subspecies of protein kinase C (PKC) in rat brain was demonstrated immunocytochemically by using polyclonal antibodies raised against a synthetic oligopeptide...
Human CAP18: a novel antimicrobial lipopolysaccharide-binding protein.
Larrick, J W, Hirata, M, Balint, R F, Lee, J, Zhong, J, Wright, S C
CAP18 (18-kDa cationic antimicrobial protein) is a protein originally identified and purified from rabbit leukocytes on the basis of its capacity to bind and inhibit various activities of...
Characterization of a rabbit cationic protein (CAP18) with lipopolysaccharide-inhibitory activity.
Hirata, M, Shimomura, Y, Yoshida, M, Morgan, J G, Palings, I, Wilson, D, ...
Cationic antibacterial proteins (CAP) were purified from rabbit granulocytes, and the effects of CAP on lipopolysaccharide (LPS)-induced tissue factor generation by murine peritoneal macrophages and...
Antimicrobial activity of rabbit CAP18-derived peptides.
Larrick, J W, Hirata, M, Shimomoura, Y, Yoshida, M, Zheng, H, Zhong, J, ...
A cationic antimicrobial protein of 18 kDa (CAP18) was originally isolated from rabbit granulocytes by using as an assay the agglutination of Re-lipopolysaccharide-coated erythrocytes. The C-terminal...
Ishikawa, Y, Kirikae, T, Hirata, M, Yoshida, M, Haishima, Y, Kondo, S, ...
Dermal inflammation and hemorrhagic necrosis induced by bacterial lipopolysaccharide (LPS) and lipid A were studied in mice. In ddY mice, a single intradermal injection of Salmonella typhimurium...
Lack of tuberculin activity of synthetic peptides.
Toida, I, Yamamoto, S, Takuma, S, Suzuki, T, Hirata, M
We synthesized an octapeptide, H-Asp-Gly-Gly-Ser-Glu-Ser-Glu-Gly-OH, and a hexadecapeptide, H-Asp-Gly-Gly-Ser-Glu-Ser-Glu-Gly-Lys-Asn-Gly-Ser-Gln-Met-Arg-Leu-OH, which corresponded to amino acids 61...
Immunocytochemical localization of beta II subspecies of protein kinase C in rat brain.
Saito, N, Kose, A, Ito, A, Hosoda, K, Mori, M, Hirata, M, ...
The distribution of a subspecies of protein kinase C (PKC) encoded by the beta II sequence in rat central nervous tissue was demonstrated immunocytochemically by using antibodies raised against an...
Hirata, M, Suematsu, E, Hashimoto, T, Hamachi, T, Koga, T
The effects of inositol 1,4,5-trisphosphate, prepared from human erythrocyte ghosts, on Ca2+ release from intracellular store sites were studied in saponin-treated guinea pig peritoneal macrophages....
Sasaguri, T, Hirata, M, Itoh, T, Koga, T, Kuriyama, H
In an attempt to identify the nature of guanine nucleotide binding protein(s) (G-protein) involved in the acetylcholine (ACh)-induced (muscarinic) response of pig coronary-artery smooth muscle, we...
Hamachi, T, Hirata, M, Kimura, Y, Ikebe, T, Ishimatsu, T, Yamaguchi, K, ...
The effects of GTP, with or without polyethylene glycol (PEG), on the release and uptake of Ca2+ were examined by using saponin-treated macrophages and sarcoplasmic reticulum isolated from skeletal...
Calmodulin activates inositol 1,4,5-trisphosphate 3-kinase activity in pig aortic smooth muscle.
Yamaguchi, K, Hirata, M, Kuriyama, H
The effects of calmodulin (CaM) on inositol 1,4,5-trisphosphate (InsP3) 3-kinase activity in pig aortic smooth muscle were examined. The cytosol fraction of muscle cells, containing 1.2-2.0...
Kimura, Y, Hirata, M, Hamachi, T, Koga, T
The release of Ca2+ induced by inositol 1,4,5-trisphosphate (InsP3) in the presence of GTP was examined by using saponin-permeabilized macrophages. The origin and the amount of mobilized Ca2+ in...
Yamaguchi, K, Hirata, M, Kuriyama, H
Inositol 1,4,5-trisphosphate (InsP3) 3-kinase, which phosphorylates InsP3 to form inositol 1,3,4,5-tetrakisphosphate, was purified to apparent homogeneity by (NH4)2SO4 fractionation and sequential...
Synthetic inositol 1,3,4,5-tetrakisphosphate analogues.
Hirata, M, Kimura, Y, Ishimatsu, T, Yanaga, F, Shuto, T, Sasaguri, T, ...
Inositol 1,3,4,5-tetrakisphosphate [Ins(1,3,4,5)P4] analogues were synthesized and their effects on [3H]Ins(1,3,4,5)P4 5-phosphatase, [3H]Ins(1,3,4,5)P4 3-phosphatase and [3H]inositol...
Sasaguri, T, Hirata, M, Kuriyama, H
The activities of phosphatidylinositol 4,5-bisphosphate (PIP2) phosphodiesterase (PDE) and inositol 1,4,5,-trisphosphate (IP3) phosphatase in the particulate and cytosol fractions prepared from...
Izumi, Y, Hirata, M, Hasuwa, H, Iwamoto, R, Umata, T, Miyado, K, ...
The ectodomains of many proteins located at the cell surface are shed upon cell stimulation. One such protein is the heparin-binding EGF-like growth factor (HB-EGF) that exists in a membrane-anchored...
Takishima, T, Sugimoto, K, Hirata, M, Asari, Y, Ohwada, T, Kakita, A
OBJECTIVE: The objective of this study was to elucidate the significance and limitations of serum amylase levels in the diagnosis of blunt injury to the pancreas. SUMMARY BACKGROUND DATA: Several...
Hashimoto, T, Hirata, M, Itoh, T, Kanmura, Y, Kuriyama, H
To clarify the nature of the noradrenaline (NA)-induced contraction, the effects of NA on inositol phospholipid metabolism and the actions of inositol 1,4,5-trisphosphate (InsP3) on skinned muscle of...
A new inositol 1,4,5-trisphosphate binding protein similar to phospholipase C-delta 1.
Kanematsu, T, Misumi, Y, Watanabe, Y, Ozaki, S, Koga, T, Iwanaga, S, ...
We have reported that two inositol 1,4,5-trisphosphate binding proteins, with molecular masses of 85 and 130 kDa, were purified from rat brain; the former protein was found to be the delta...
Takeuchi, H, Kanematsu, T, Misumi, Y, Yaakob, H B, Yagisawa, H, Ikehara, Y, ...
We have previously identified a novel 130 kDa protein (p130) which binds Ins(1,4,5)P3 and shares 38% sequence identity with phospholipase C-delta 1 [Kanematsu, Misumi, Watanabe, Ozaki, Koga, Iwanaga,...
Hirata, M, Takeuchi, H, Riley, A M, Mills, S J, Watanabe, Y, Potter, B V
The Ins(1,4,5)P3 regioisomers, Ins(1,4,6)P3 and Ins(1,3,6)P3, which can mimic the 1,4,5-arrangement on the inositol ring of Ins(1,4,5)P3, were examined for Ca2+ release by using four types of...