H. Yokoyama

Details der Publikationsliste

Zeitraum

1977 - 2009

Anzahl

50

Co-Autoren

472 A HIGH PERFORMANCE SYSTEM FOR MOLECULAR DYNAMICS SIMULATION OF BIOMOLECULES USING A SPECIAL-PURPOSE COMPUTER (2009)

Y. Komeiji, H. Yokoyama, M. Uebayasi, M. Taui, T. Fukushige, D. Sugimoto, ...

GRAPE (GRavity PipE) processors are special purpose computers for simulation of classical particles. The performanceof MD-GRAPE, one of the GRAPEs developed for molecular dynamics, was investigated....

Predominant magnetic states in the Hubbard model on anisotropic triangular lattices (2008)

Watanabe, T., Yokoyama, H., Tanaka, Y., Inoue, J.

By using an optimization variational Monte Carlo method, we study the half-filled-band Hubbard model on anisotropic triangular lattices, as a continuation of the preceding study [T. Watanabe, H....

Design of a Polarised Positron Source Based on Laser Compton Scattering (2006)

Araki, S., Higashi, Y., Honda, Y., Kurihara, Y., Kuriki, M., Okugi, T., ...

We describe a scheme for producing polarised positrons at the ILC from polarised X-rays created by Compton scattering of a few-GeV electron beam off a CO2 or YAG laser. This scheme is very energy...

Deuteron and Anti-deuteron Production in $e^+ e^-$ Collisions at the Z Resonance (2006)

Schael, S, Aubert, B, Zalipska, J, Yoshida, M, Yoo, J, Yokoyama, M, ...

Deuteron and anti-deuteron production in Z decays has been observed in the ALEPH experiment at LEP. The production rate of anti-deuterons is measured to be 5.9+-1.8+-0.5 10^-6 per hadronic Z decay in...

TWO MULTIVALVULID MYXOZOANS CAUSING POSTMORTEM MYOLIQUEFACTION: KUDOA MEGACAPSULA N. SP. FROM RED BARRACUDA (SPHYRAENA PINGUIS) AND KUDOA THYRSITES FROM SPLENDID ALFONSO (BERYX SPLENDENS) (2005)

H. Yokoyama, N. Itoh

Postmortem myoliquefaction associated with multivalvulid myxozoans was found in fillets of red barracuda (Sphyraena pinguis) and splendid alfonso (Beryx splendens), which were imported to Japan from...

Design of a Polarised Positron Source Based on Laser Compton Scattering (2005)

Araki, S, Higashi, Y, Honda, Y, Kurihara, Y, Kuriki, M, Okugi, T, ...

We describe a scheme for producing polarised positrons at the ILC from polarised X-rays created by Compton scattering of a few-GeV electron beam off a CO2 or YAG laser. This scheme is very energy...

Design of a Polarised Positron Source Based on Laser Compton Scattering (2005)

Araki, S., Higashi, Y., Honda, Y., Kurihara, Y., Kuriki, M., Okugi, T., ...

We describe a scheme for producing polarised positrons at the ILC from polarised X-rays created by Compton scattering of a few-GeV electron beam off a CO2 or YAG laser. This scheme is very energy...

Design of a Polarised Positron Source Based on Laser Compton Scattering (2005)

Araki, S., Higashi, Y., Honda, Y., Kurihara, Y., Kuriki, M., Okugi, T., ...

We describe a scheme for producing polarised positrons at the ILC from polarised X-rays created by Compton scattering of a few-GeV electron beam off a CO2 or YAG laser. This scheme is very energy...

Design of a Polarised Positron Source Based on Laser Compton Scattering (2005)

Araki, S., Higashi, Y., Honda, Y., Kurihara, Y., Kuriki, M., Okugi, T., ...

We describe a scheme for producing polarised positrons at the ILC from polarised X-rays created by Compton scattering of a few-GeV electron beam off a CO2 or YAG laser. This scheme is very energy...

PHYLOGENY OF THE MULTIVALVULIDAE (MYXOZOA: MYXOSPOREA) BASED ON COMPARATIVE RIBOSOMAL DNA SEQUENCE ANALYSIS (2004)

C. M. Whipps, G. Grossel, R. D. Adlard, H. Yokoyama, M. S. Bryant, B. L. Munday, ...

Fish parasites of the Multivalvulida (Myxozoa, Myxosporea) are widespread and can be associated with mortality or poor flesh quality in their commercially important marine hosts. Traditional...

Indications of neutrino oscillation in a 250 km long-baseline experiment (2003)

Aoki, S, Bhang, H, Casper, D, Choi, J H, ...

The K2K experiment observes indications of neutrino oscillation: a reduction of nu(mu) flux together with a distortion of the energy spectrum. Fifty-six beam neutrino events are observed in...

Chromosome-induced microtubule assembly mediated by TPX2 is required for spindle formation in HeLa cells (2002)

Gruss,O. J., Wittmann,M., Yokoyama,H., Pepperkok,R., Kufer,T., Sillje,H., ...

In Xenopus laevis egg extracts, TPX2 is required for the Ran- GTP-dependent assembly of microtubules around chromosomes. Here we show that interfering with the function of the human homologue of TPX2...

Tracking Performance of the Scintillating Fiber Detector in the K2K Experiment (2002)

Kim, B. J., Iwashita, T., Ishida, T., Jeon, E. J., Yokoyama, H., Aoki, S., ...

The K2K long-baseline neutrino oscillation experiment uses a Scintillating Fiber Detector (SciFi) to reconstruct charged particles produced in neutrino interactions in the near detector. We describe...

Chromosome-induced microtubule assembly mediated by TPX2 is required for spindle formation in HeLa cells (2002)

Gruss, O. J., Wittmann, M., Yokoyama, H., Pepperkok, R., Kufer, T., Sillje, H., ...

In Xenopus laevis egg extracts, TPX2 is required for the Ran- GTP-dependent assembly of microtubules around chromosomes. Here we show that interfering with the function of the human homologue of TPX2...

Characterization of BN Thin Films Deposited by Plasma CVD. (1998)

Osaka, Y., Chayahara, A., Yokoyama, H., Okamoto, M., Hamada, T.

Cubic BN thin films are formed in RF discharge in B2H6 and N2 at low pressures under a magnetic field. Ion bombardment on the growing surface is suggested to play an important role in the formation...

Multilayer Ceramic Circuit Board With Copper Conductor. (1998)

Niwa, K., Kamehara, N., Yokoyama, H., Yokouchi, K., Kurihara, K.

A ceramic multilayer circuit board with a copper conductor was examined focusing on carbon residue. In fabricating the circuit board, the binder used for the green sheet is easily carbonized, because...

PHOTO-INDUCED EFFECT ON THE PERMEABILITY OF YIG SINGLE CRYSTALS WITH Pb IMPURITY (1977)

Ichinose, N., Yokoyama, H., Hisatake, K., Ohta, K.

The influence of irradiation with white light on the permeability at 77 K is investigated on p-type yttrium iron garnet single crystals with Pb impurity. The existence of an irreversible...

PHOTO-INDUCED EFFECT ON THE PERMEABILITY OF YIG SINGLE CRYSTALS WITH Pb IMPURITY (1977)

Ichinose, N., Yokoyama, H., Hisatake, K., Ohta, K.

The influence of irradiation with white light on the permeability at 77 K is investigated on p-type yttrium iron garnet single crystals with Pb impurity. The existence of an irreversible...

PHOTO-INDUCED EFFECT ON THE PERMEABILITY OF YIG SINGLE CRYSTALS WITH Pb IMPURITY (1977)

Ichinose, N., Yokoyama, H., Hisatake, K., Ohta, K.

The influence of irradiation with white light on the permeability at 77 K is investigated on p-type yttrium iron garnet single crystals with Pb impurity. The existence of an irreversible...

Isolation of Pseudomonas pickettii strains that degrade 2,4,6-trichlorophenol and their dechlorination of chlorophenols.

Kiyohara, H, Hatta, T, Ogawa, Y, Kakuda, T, Yokoyama, H, Takizawa, N

Three strains of Pseudomonas pickettii that can grow with 2,4,6-trichlorophenol (2,4,6-TCP) as the sole source of carbon and energy were isolated from different mixed cultures of soil bacterial...

Mechanism of resistance to benzalkonium chloride by Pseudomonas aeruginosa.

Sakagami, Y, Yokoyama, H, Nishimura, H, Ose, Y, Tashima, T

The mechanisms of resistance of Pseudomonas aeruginosa to benzalkonium chloride (BC) were studied. The effluence of cell components was observed in susceptible P. aeruginosa by electron microscopy,...

Complete nucleotide sequence and molecular characterization of ViaB region encoding Vi antigen in Salmonella typhi.

Hashimoto, Y, Li, N, Yokoyama, H, Ezaki, T

Plasmid pGBM124, which contains a 14-kb Salmonella typhi chromosomal DNA fragment capable of producing the Vi antigen in Escherichia coli HB101 and ViaB-deleted S. typhi GIFU 10007-3, was studied. We...

Effects of 4-[beta-(diethylamino)-ethoxy]-benzophenone upon carotenogenesis in Rhodospirillum rubrum.

Hayman, E P, Yokoyama, H

Carotenoid production was determined in illuminated anaerobically maintained cultures of Rhodospirillum rubrum in media with and without 4-[beta-(diethylamino)-ethoxy]-benzophenone. In treated...

Passive protective effect of chicken egg yolk immunoglobulins against experimental enterotoxigenic Escherichia coli infection in neonatal piglets.

Yokoyama, H, Peralta, R C, Diaz, R, Sendo, S, Ikemori, Y, Kodama, Y

Passive protection of neonatal piglets against fatal enteric colibacillosis was achieved with powder preparations of specific antibodies against K88, K99, and 987P fimbrial adhesins of...

Family history of cancer and mortality among patients gastrectomized because of benign gastric diseases.

Shibata, A, Asano, A, Hamajima, N, Sasaki, R, Aoki, K, Yokoyama, H, ...

A preliminary result from a cohort study on the association of a family history of cancer with mortality is discussed in this paper. Among 2200 patients (1912 males and 288 females) gastrectomized...

Isolation of Pseudomonas pickettii strains that degrade 2,4,6-trichlorophenol and their dechlorination of chlorophenols.

Kiyohara, H, Hatta, T, Ogawa, Y, Kakuda, T, Yokoyama, H, Takizawa, N

Three strains of Pseudomonas pickettii that can grow with 2,4,6-trichlorophenol (2,4,6-TCP) as the sole source of carbon and energy were isolated from different mixed cultures of soil bacterial...

Mechanism of resistance to benzalkonium chloride by Pseudomonas aeruginosa.

Sakagami, Y, Yokoyama, H, Nishimura, H, Ose, Y, Tashima, T

The mechanisms of resistance of Pseudomonas aeruginosa to benzalkonium chloride (BC) were studied. The effluence of cell components was observed in susceptible P. aeruginosa by electron microscopy,...

Complete nucleotide sequence and molecular characterization of ViaB region encoding Vi antigen in Salmonella typhi.

Hashimoto, Y, Li, N, Yokoyama, H, Ezaki, T

Plasmid pGBM124, which contains a 14-kb Salmonella typhi chromosomal DNA fragment capable of producing the Vi antigen in Escherichia coli HB101 and ViaB-deleted S. typhi GIFU 10007-3, was studied. We...

Effects of 4-[beta-(diethylamino)-ethoxy]-benzophenone upon carotenogenesis in Rhodospirillum rubrum.

Hayman, E P, Yokoyama, H

Carotenoid production was determined in illuminated anaerobically maintained cultures of Rhodospirillum rubrum in media with and without 4-[beta-(diethylamino)-ethoxy]-benzophenone. In treated...

Passive protective effect of chicken egg yolk immunoglobulins against experimental enterotoxigenic Escherichia coli infection in neonatal piglets.

Yokoyama, H, Peralta, R C, Diaz, R, Sendo, S, Ikemori, Y, Kodama, Y

Passive protection of neonatal piglets against fatal enteric colibacillosis was achieved with powder preparations of specific antibodies against K88, K99, and 987P fimbrial adhesins of...

Family history of cancer and mortality among patients gastrectomized because of benign gastric diseases.

Shibata, A, Asano, A, Hamajima, N, Sasaki, R, Aoki, K, Yokoyama, H, ...

A preliminary result from a cohort study on the association of a family history of cancer with mortality is discussed in this paper. Among 2200 patients (1912 males and 288 females) gastrectomized...

Neurogenic bladder due to peripheral neuropathy and a visual disturbance in an elderly man with systemic lupus erythematosus.

Wada, T, Yokoyama, H, Ikeda, K, Tomosugi, N, Kobayashi, K

A 63 year old man with central nervous system lupus with a neurogenic bladder and visual disturbance is described. The diagnosis of neurogenic bladder, attributed to peripheral neuropathy, was made...

Impaired immunoglobulin G production in minimal change nephrotic syndrome in adults.

Yokoyama, H, Kida, H, Abe, T, Koshino, Y, Yoshimura, M, Hattori, N

Serum IgG, T and B cell subsets, cytoplasmic IgG positive cells (cB gamma) and IgG in the medium (cIgG) of a 5 day culture of peripheral lymphocytes in both stimulated and non-stimulated...

Immunodynamics of minimal change nephrotic syndrome in adults T and B lymphocyte subsets and serum immunoglobulin levels.

Yokoyama, H, Kida, H, Tani, Y, Abe, T, Tomosugi, N, Koshino, Y, ...

Thirty-two adult patients with minimal change nephrotic syndrome (MCNS) were studied in order to clarify the characteristics of the immune system in MCNS and their relation to clinical activity. In...

Light- and electron-microscopic observations of theophylline-induced aortic aneurysms in embryonic chicks.

Yokoyama, H., Matsuoka, R., Bruyere, H. J., Gilbert, E. F., Uno, H.

These investigators have previously developed a model for inducing aortic aneurysms by administering theophylline or caffeine to embryonic chicks. This report describes light-microscopic and...

Macrophage growth factors introduced into the kidney initiate renal injury.

Naito, T., Yokoyama, H., Moore, K. J., Dranoff, G., Mulligan, R. C., Kelley, V. R.

BACKGROUND: CSF-1 expression precedes renal injury in autoimmune MRL-lpr mice and is responsible for macrophage (M phi) proliferation and survival in the kidney. By comparison, C3H-lpr mice do not...

Cohort study of predictive value of urinary albumin excretion for atherosclerotic vascular disease in patients with insulin dependent diabetes.

Deckert, T., Yokoyama, H., Mathiesen, E., Rønn, B., Jensen, T., Feldt-Rasmussen, B., ...

OBJECTIVE: To examine whether slightly elevated urinary albumin excretion precedes development of atherosclerotic vascular disease in patients with insulin dependent diabetes independently of...

Molecular basis for sensitivity and acquired resistance to gefitinib in HER2-overexpressing human gastric cancer cell lines derived from liver metastasis

Yokoyama, H, Ikehara, Y, Kodera, Y, Ikehara, S, Yatabe, Y, Mochizuki, Y, ...

Gastric cancer metastasised to the liver was found to overexpress HER2 at a significantly higher incidence than primary gastric cancers. The purpose of the present study was to investigate the...

Major hepatic resection may suppress the growth of tumours remaining in the residual liver

Yokoyama, H, Goto, S, Chen, C-L, Pan, T-L, Kawano, K, Kitano, S

Little is known as to how hepatectomy is associated with the growth of hepatic tumours, which may reside in the remaining liver after curative resection for hepatocellular carcinoma. Using an...