Y. Ando

Publication List Details

Period

1991 - 2009

Number

123

Co-Authors

Epitaxial Growth of a Full-Heusler Alloy Co$_{2}$FeSi on Silicon by Low-Temperature Molecular Beam Epitaxy (2009)

Yamada, S., Yamamoto, K., Ueda, K., Ando, Y., Hamaya, K., Sadoh, T., ...

For electrical spin injection and detection of spin-polarized electrons in silicon, we explore highly epitaxial growth of ferromagnetic full-Heusler-alloy Co2FeSi thin films on silicon substrates...

Electrical injection and detection of spin-polarized electrons in silicon through an Fe_3Si/Si Schottky tunnel barrier (2009)

Ando, Y., Hamaya, K., Kasahara, K., Kishi, Y., Ueda, K., Sawano, K., ...

We demonstrate electrical injection and detection of spin-polarized electrons in silicon (Si) using epitaxially grown Fe_3Si/Si Schottky-tunnel-barrier contacts. By an insertion of a delta-doped...

Fixed dosing and pharmacokinetics of S-1 in Japanese cancer patients with large body surface areas (2009)

Fujita, K., Ichikawa, W., Yamamoto, W., Endo, H., Nagashima, F., Tanaka, R., ...

Background: S-1 is an oral anticancer agent that combines tegafur (FT) with 5-chloro-2,4-dihydroxypyridine (CDHP) and potassium oxonate. The recommended initial dose of S-1 is 120 mg/day for patients...

Epitaxial ferromagnetic Fe$_{3}$Si/Si(111) structures with high-quality hetero-interfaces (2008)

Hamaya, K., Ueda, K., Kishi, Y., Ando, Y., Sadoh, T., Miyao, M.

To develop silicon-based spintronic devices, we have explored high-quality ferromagnetic Fe$_{3}$Si/silicon (Si) structures. Using low-temperature molecular beam epitaxy at 130 $^circ$C, we realize...

Determination of exchange constants of Heusler compounds by Brillouin light scattering spectroscopy: application to Co$_2$MnSi (2008)

Hamrle, J., Gaier, O., Min, Seong-Gi, Hillebrands, B., Sakuraba, Y., Ando, Y.

Brillouin light scattering spectroscopy from so-called standing spin waves in thin magnetic films is often used to determine the magnetic exchange constant. The data analysis of the experimentally...

Improvement of structural, electronic, and magnetic properties of Co$_2$MnSi thin films by He$^+$-irradiation (2008)

Gaier, O., Hamrle, J., Hillebrands, B., Kallmayer, M., Pörsch, P., Schönhense, G., ...

The influence of 30 keV He$^+$ ion irradiation on structural, electronic and magnetic properties of Co$_2$MnSi thin films with B2 order was investigated. It was found, that irradiation with light...

Doping dependence of phonon and quasiparticle heat transport of pure and Dy-doped Bi_2Sr_2CaCu_2O_{8+\delta} single crystals (2008)

Sun, X. F., Ono, S., Zhao, X., Pang, Z. Q., Abe, Y., Ando, Y.

The temperature and magnetic-field (H) dependences of thermal conductivity (\kappa) of Bi_2Sr_2CaCu_2O_{8+\delta} (Bi2212) are systematically measured for a broad doping range by using both pure...

Inhomogeneous Magnetic-Field Response of YBa2Cu3Oy and La2-xSrxCuO4 Persisting above the Bulk Superconducting Transition Temperature (2008)

Sonier, J. E., Ilton, M., Pacradouni, V., Kaiser, C. V., Sabok-Sayr, S. A., Ando, Y., ...

We report that in YBa2Cu3Oy and La2-xSrxCuO4 there is a spatially inhomogeneous response to magnetic field for temperatures T extending well above the bulk superconducting transition temperature Tc....

Non-quasiparticle states in Co$_2$MnSi evidenced through magnetic tunnel junction spectroscopy measurements (2007)

Chioncel, L., Sakuraba, Y., Arrigoni, E., Katsnelson, M. I., Oogane, M., Ando, Y., ...

We investigate the effects of electronic correlations in the full-Heusler Co$_2$MnSi, by combining a theoretical analysis of the spin-resolved density of states with tunneling-conductance...

Influence of the L21 ordering degree on the magnetic properties in Co2MnSi Heusler films (2007)

Gaier, O., Hamrle, J., Hermsdoerfer, S. J., Hillebrands, B., Sakuraba, Y., Oogane, M., ...

We report on the influence of the improved L21 ordering degree on the magnetic properties of Co2MnSi Heusler films. Different fractions of the L21 phase are obtained by different post-growth...

Spin-glass state of vortices in YBa2Cu3Oy and La2-xSrxCuO4 below the metal-to-insulator crossover (2007)

Sonier, J. E., Callaghan, F. D., Ando, Y., Kiefl, R. F., Brewer, J. H., Kaiser, C. V., ...

Highly disordered magnetism confined to individual weakly interacting vortices is detected by muon spin rotation in two different families of high-transition-temperature superconductors, but only in...

Agent-based modelling as scientific method: a case study analysing primate social behaviour (2007)

Bryson, J. J., Ando, Y., Lehmann, H.

A scientific methodology in general should provide two things: first, a means of explanation and, second, a mechanism for improving that explanation. Agent-based modelling ( ABM) is a method that...

The hierarchy of multiple many-body interaction scales in high-temperature superconductors (2006)

Meevasana, W., Zhou, X. J., Sahrakorpi, S., Lee, W. S., Yang, W. L., Tanaka, K., ...

To date, angle-resolved photoemission spectroscopy has been successful in identifying energy scales of the many-body interactions in correlated materials, focused on binding energies of up to a few...

Avoided Quantum Criticality in YBa_2Cu_3O_y and La_{2-x}Sr_xCuO_4 (2006)

Sonier, J. E., Callaghan, F. D., Ando, Y., Kiefl, R. F., Brewer, J. H., Kaiser, C. V., ...

Spin-glass magnetism confined to individual weakly interacting vortices is detected in two different families of high-transition-temperature (T_c) superconductors, but only in samples on the...

Constituents of the Quasiparticle Spectrum Along the Nodal Direction of High-Tc Cuprates (2006)

Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Geck, J., Knupfer, M., Fink, J., ...

Applying the Kramers-Kronig consistent procedure, developed earlier, we investigate in detail the formation of the quasiparticle spectrum along the nodal direction of high-Tc cuprates. The heavily...

Constituents of the Quasiparticle Spectrum Along the Nodal Direction of High-Tc Cuprates (2006)

Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Geck, J., Knupfer, M., Fink, J., ...

Applying the Kramers-Kronig consistent procedure, developed earlier, we investigate in detail the formation of the quasiparticle spectrum along the nodal direction of high-Tc cuprates. The heavily...

Crystal structure and high-field magnetism of La2CuO4 (2006)

Reehuis, M., Ulrich, C., Prokeš, K., Gozar, A., Blumberg, G., Komiya, S., ...

Neutron diffraction was used to determine the crystal structure and magnetic ordering pattern of a La2CuO4 single crystal, with and without applied magnetic field. A previously unreported, subtle...

Constituents of the Quasiparticle Spectrum Along the Nodal Direction of High-Tc Cuprates (2006)

Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Geck, J., Knupfer, M., Fink, J., ...

Applying the Kramers-Kronig consistent procedure, developed earlier, we investigate in detail the formation of the quasiparticle spectrum along the nodal direction of high-Tc cuprates. The heavily...

Model modifications in Schumann resonance intensity caused by a localized ionosphere disturbance over the earthquake epicenter (2006)

Nickolaenko, A. P., Hayakawa, M., Sekiguchi, M., Ando, Y., Ohta, K.

This paper is a further extension of our latest observations and modeling by Hayakawa et al. (2005a), in which we discovered the anomalous behavior of Schumann resonance observed in Japan, in...

Model modifications in Schumann resonance intensity caused by a localized ionosphere disturbance over the earthquake epicenter (2006)

Nickolaenko, A. P., Hayakawa, M., Sekiguchi, M., Ando, Y., Ohta, K.

This paper is a further extension of our latest observations and modeling by Hayakawa et al. (2005a), in which we discovered the anomalous behavior of Schumann resonance observed in Japan, in...

Constituents of the Quasiparticle Spectrum Along the Nodal Direction of High-Tc Cuprates (2006)

Kordyuk, A. A., Borisenko, S. V., Zabolotnyy, V. B., Geck, J., Knupfer, M., Fink, J., ...

Applying the Kramers-Kronig consistent procedure, developed earlier, we investigate in detail the formation of the quasiparticle spectrum along the nodal direction of high-Tc cuprates. The heavily...

Anomalous effect in Schumann resonance phenomena observed in Japan, possibly associated with the Chi-chi earthquake in Taiwan (2005)

Hayakawa, M., Ohta, K., Nickolaenko, A. P., Ando, Y.

The Schumann resonance phenomenon has been monitored at Nakatsugawa (near Nagoya) in Japan since the beginning of 1999, and due to the occurance of a severe earthquake (so-called Chi-chi earthquake)...

Anomalous effect in Schumann resonance phenomena observed in Japan, possibly associated with the Chi-chi earthquake in Taiwan (2005)

Hayakawa, M., Ohta, K., Nickolaenko, A. P., Ando, Y.

The Schumann resonance phenomenon has been monitored at Nakatsugawa (near Nagoya) in Japan since the beginning of 1999, and due to the occurance of a severe earthquake (so-called Chi-chi earthquake)...

Origin of the shadow Fermi surface in Bi-based cuprates (2004)

Koitzsch, A., Borisenko, S. V., Kordyuk, A. A., Kim, T. K., Knupfer, M., Fink, J., ...

We used angle-resolved photoemission spectroscopy to study the shadow Fermi surface in one layer Bi2Sr1.6La0.4CuO6+delta and two layer (Bi,Pb)2Sr2CaCu2O8+delta. We find the shadow band to have the...

Manifestation of the Magnetic Resonance Mode in the Nodal Quasiparticle Lifetime of the Superconducting Cuprates (2004)

Kordyuk, A. A., Borisenko, S. V., Koitzsch, A., Fink, J., Knupfer, M., Büchner, B., ...

Studying the nodal quasiparticles in superconducting cuprates by photoemission with highly improved momentum resolution, we show that a new "kink" feature in the scattering rate is a key to uncover...

Origin of the shadow Fermi surface in Bi-based cuprates (2004)

Koitzsch, A., Borisenko, S. V., Kordyuk, A. A., Kim, T. K., Knupfer, M., Fink, J., ...

We used angle-resolved photoemission spectroscopy to study the shadow Fermi surface in one layer Bi2Sr1.6La0.4CuO6+delta and two layer (Bi,Pb)(2)Sr2CaCu2O8+delta. We find the shadow band to have the...

Smallest carbon nanotube is 3 A in diameter (2004)

Zhao, X., Liu, Y., Inoue, S., Suzuki, T., Jones, G. J., Ando, Y.

This version is available at the following Publisher URL: http://prl.aps.org

Manifestation of the magnetic resonance mode in the nodal quasiparticle lifetime of the superconducting cuprates (2004)

Kordyuk, A. A., Borisenko, S. V., Koitzsch, A., Fink, J., Knupfer, M., Buchner, B., ...

Studying the nodal quasiparticles in superconducting cuprates by photoemission with highly improved momentum resolution, we show that a new "kink" feature in the scattering rate is a key to uncover...

Origin of the shadow Fermi surface in Bi-based cuprates. (2004)

Koitzsch, A., Borisenko, S.V., Kordyuk, A.A., Kim, T.K., Knupfer, M., Fink, J., ...

We used angle-resolved photoemission spectroscopy to study the shadow Fermi surface in one layer Bi2Sr1.6La0.4CuO6 + delta and two layer (Bi,Pb)2Sr2CaCu2O8 + delta. We find the shadow band to have...

Inhomogeneous CuO6 tilt distribution and charge-spin correlations in La2-x-yNdySrxCuO4 around the commensurate hole concentration (2003)

Gozar, A, Dennis, B.S., Siegrist, T, Horibe, Y, Blumberg, G, Komiya, S, ...

Phononic and magnetic Raman scattering are studied in La2-x-yNdySrxCuO4 with three doping concentrations: x1/8, y = 0; x1/8, y = 0.4; and x = 0.01, y = 0. We observe strong disorder in the tilt...

Carbon species confined inside carbon nanotubes: a density functional study (2003)

Liu, Y., Jones, G. J., Zhao, X., Ando, Y.

This version is available at the following Publisher URL: http://prb.aps.org

The CD1d natural killer T-cell antigen presentation pathway is highly conserved between humans and rhesus macaques (2003)

Kashiwase, K, Kikuchi, A, Ando, Y, Nicol, A, Porcelli, SA, Tokunaga, K, ...

Natural killer T (NKT) cells play an important role in controlling cancers, infectious diseases and autoimmune diseases. Although the rhesus macaque is a useful primate model for many human diseases...

The CD1d natural killer T-cell antigen presentation pathway is highly conserved between humans and rhesus macaques (2003)

Kashiwase, K, Kikuchi, A, Ando, Y, Nicol, A, Porcelli, SA, Tokunaga, K, ...

Natural killer T (NKT) cells play an important role in controlling cancers, infectious diseases and autoimmune diseases. Although the rhesus macaque is a useful primate model for many human diseases...

Liver transplantation as a therapeutic option for hepatocellular carcinoma (2002)

Matsunami, H, Shimizu, Y, Lynch, SV, Balderson, GA, Ando, Y, Strong, RW

Better outcomes of the patients receiving liver transplantation for viral hepatitis and hepatocellular carcinoma (HCC) are achieved by improved patient selection and perioperative treatment with...

Liver transplantation as a therapeutic option for hepatocellular carcinoma (2002)

Matsunami, H, Shimizu, Y, Lynch, SV, Balderson, GA, Ando, Y, Strong, RW

Better outcomes of the patients receiving liver transplantation for viral hepatitis and hepatocellular carcinoma (HCC) are achieved by improved patient selection and perioperative treatment with...

Physiology.. Bone (2002)

Orie Tajima, Noriko Ashizawa, Tomoo Ishii, Hitoshi Amagai, Tomoko Mashimo, Jing Liu, ...

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High-yield synthesis of single-walled carbon nanotubes by gravity-free arc discharge (2001)

Kanai, M., Koshio, A., Shinohara, H., Mieno, T., Kasuya, A., Ando, Y., ...

Single-walled carbon nanotubes (SWNTs) have been produced in high yield by the dc arc discharge technique under gravity-free conditions. Gravity-free conditions can reduce the convection flow of the...

Scanning tunneling spectroscopy of Bi2Sr2CuO6+δ: new evidence for the common origin of the pseudogap and superconductivity (2001)

Kugler, M., Fischer, O., Renner, C., Ono, S., Ando, Y.

Using scanning tunneling spectroscopy, we investigated the temperature dependence of the quasiparticle density of states of overdoped Bi2Sr2CuO6+δ between 275 mK and 82 K. Below Tc = 10 K, the...

Dynamics vs electronic states of vortex core of high-T_c superconductors investigated by high-frequency impedance measurement (2001)

Maeda, A., Tsuchiya, Y., Iwaya, K., Kinoshita, K., Hanaguri, T., Kitano, H., ...

Dynamics of vortices reflects the electronic states of quasiparticles in the core. To understand this, we investigated the following three issues. (1) We investigated the complex surface impedance,...

Angiotensin-converting enzyme inhibition attenuates the progression of rat hepatic fibrosis (2001)

Jonsson, JR, Clouston, AD, Ando, Y, Kelemen, LI, Horn, MJ, Adamson, MD, ...

Background & Aims: There is a significant relationship between inheritance of high transforming growth factor (TGF)-beta1 and angiotensinogen-producing genotypes and the development of progressive...

Dendritic cells rapidly undergo apoptosis in vitro following culture with activated CD4(+) V alpha 24 natural killer T cells expressing CD40L (2001)

Nieda, M, Kikuchi, A, Nicol, A, Koezuka, Y, Ando, Y, Ishihara, S, ...

Human V alpha 24 natural killer T (V alpha 24NKT) cells are activated by -glycosylceramide-pulsed dendritic cells (DCs) in a CDld-dependent and T-cell receptor-mediated manner. There are two major...

Gene expression analysis in human monocytes, monocyte-derived dendritic cells, and alpha-galactosylceramide-pulsed monocyte-derived dendritic cells (2001)

Lapteva, N, Nieda, M, Ando, Y, Nicol, A, Ide, K, Yamaura, A, ...

In vitro proliferation and functional activation of V alpha 24NKT cells following stimulation with alpha -galactosylceramide (alpha -GalCer)-pulsed dendritic cells (DCs) have been observed. Because...

Angiotensin-converting enzyme inhibition attenuates the progression of rat hepatic fibrosis (2001)

Jonsson, JR, Clouston, AD, Ando, Y, Kelemen, LI, Horn, MJ, Adamson, MD, ...

Background & Aims: There is a significant relationship between inheritance of high transforming growth factor (TGF)-beta1 and angiotensinogen-producing genotypes and the development of progressive...

Dendritic cells rapidly undergo apoptosis in vitro following culture with activated CD4(+) V alpha 24 natural killer T cells expressing CD40L (2001)

Nieda, M, Kikuchi, A, Nicol, A, Koezuka, Y, Ando, Y, Ishihara, S, ...

Human V alpha 24 natural killer T (V alpha 24NKT) cells are activated by -glycosylceramide-pulsed dendritic cells (DCs) in a CDld-dependent and T-cell receptor-mediated manner. There are two major...

Gene expression analysis in human monocytes, monocyte-derived dendritic cells, and alpha-galactosylceramide-pulsed monocyte-derived dendritic cells (2001)

Lapteva, N, Nieda, M, Ando, Y, Nicol, A, Ide, K, Yamaura, A, ...

In vitro proliferation and functional activation of V alpha 24NKT cells following stimulation with alpha -galactosylceramide (alpha -GalCer)-pulsed dendritic cells (DCs) have been observed. Because...

Autocorrelation and Cross-Correlation Analyses of Alpha Waves in Reflection to Subjective Preference of a Flickering Light (1998)

Soeta, Y., Uetani, S., Ando, Y.

To clarify the relationship between the human brain activity and subjective preference of a flickering light under changing temporal frequency and mean luminance, alpha waves were analyzed by...

Microstructure of FCC/BCC Metal Multilayers. (1998)

Jennett, Nigel M., Dingley, D. J., Ando, Y.

Bilayers of cu/fe and cu/v and multilayers of ni/fe have been grown under high vacuum and ultra high vacuum conditions respectively with 111 epitaxy. multilayer layer thicknesses ranged from 3...

Observation of Secondary Particles Grown on Crystal Surfaces of Silicon Carbide. (1998)

Ando, Y., Iwanaga, H.

Pressureless sintering of ultrafine SiC powder containing a large amount of free Si was carried out with the aid of boron. Epitaxial growth of secondary particles was observed by scanning electron...

UGT1A1 genotypes and glucuronidation of SN-38, the active metabolite of irinotecan (1998)

Ando, Y., Saka, H., Asai, G., Sugiura, S., Shimokata, K., Kamataki, T.

Background: Irinotecan (CPT-11) is metabolized by esterase to form a SN-38, which is further conjugated by UGT1A1. Genetic polymorphism has been shown in a promoter region of UGT1A1 and is related to...

Antibody production against hepatitis C virus core and nonstructural 3 proteins is highly sensitive to deficits in T-cell function.

Ando, Y, Sönnerborg, A, Barkholt, L, Birkett, A, Ericzon, B G, Sällberg, M

The influence of suppression of CD4+ and CD8+ T cells on the humoral responses to hepatitis C virus (HCV) core and nonstructural 3 proteins was studied. An increasing viral burden cannot substitute...

Stereochemistry during aflatoxin biosynthesis: conversion of norsolorinic acid to averufin.

Yabe, K, Matsuyama, Y, Ando, Y, Nakajima, H, Hamasaki, T

A reaction sequence, norsolorinic acid (NA)-->averantin (AVN)-->5'-hydroxyaverantin (HAVN)-->averufin (AVR), is the early part of a biosynthetic pathway for aflatoxins. In this study, we determined...

Enzymatic conversion of norsolorinic acid to averufin in aflatoxin biosynthesis.

Yabe, K, Nakamura, Y, Nakajima, H, Ando, Y, Hamasaki, T

5'-Hydroxyaverantin (HAVN) was isolated from a mold, Emericella heterothallica IFO 30842. Aspergillus parasiticus NIAH-26, a UV-irradiated mutant of A. parasiticus SYS-4, produced neither aflatoxins...

A novel V beta 2-specific endogenous mouse mammary tumor virus which is capable of producing a milk-borne exogenous virus.

Niimi, N, Wajjwalku, W, Ando, Y, Nakamura, N, Ueda, M, Yoshikai, Y

We have previously reported new Mtv loci, Mtv-48 and -51, in the Japanese laboratory mouse strains CS and NC. Here we show by backcross analysis that both Mtv-48 and -51 cosegregate with very slow...

Isolation and characterization of Aspergillus parasiticus mutants with impaired aflatoxin production by a novel tip culture method.

Yabe, K, Nakamura, H, Ando, Y, Terakado, N, Nakajima, H, Hamasaki, T

A convenient procedure consisting of UV photography (K. Yabe, Y. Ando, M. Ito, and N. Terakado, Appl. Environ. Microbiol. 53:230-234, 1987) and a tip culture method has been devised for the isolation...

Biosynthetic relationship among aflatoxins B1, B2, G1, and G2.

Yabe, K, Ando, Y, Hamasaki, T

Aspergillus parasiticus NIAH-26, a UV-irradiated mutant of A. parasiticus SYS-4 (NRRL 2999), produces neither aflatoxins nor precursors. When sterigmatocystin (ST) or O-methylsterigmatocystin was fed...

Two distinct O-methyltransferases in aflatoxin biosynthesis.

Yabe, K, Ando, Y, Hashimoto, J, Hamasaki, T

The substances belonging to the sterigmatocystin group bear a close structural relationship to aflatoxins. When demethylsterigmatocystin (DMST) was fed to Aspergillus parasiticus NIAH-26, which...

Simple method for screening aflatoxin-producing molds by UV photography.

Yabe, K, Ando, Y, Ito, M, Terakado, N

UV absorption by aflatoxins was monitored in GY agar medium by UV photography. In the UV photographs, aflatoxin-producing molds were identified as gray or black colonies, whereas...

Spore lytic enzyme released from Clostridium perfringens spores during germination.

Ando, Y

The exudate of fully germinated spores of Clostridium perfringens was found to contain a large amount of a spore lytic enzyme which acted directly on alkali-treated spores of the organism to cause...

Luminal vasopressin modulates transport in the rabbit cortical collecting duct.

Ando, Y, Tabei, K, Asano, Y

We explored the action of luminal AVP in rabbit CCD perfused in vitro at 37 degrees C. Nanomolar concentrations of luminal AVP induced a sustained hyperpolarization of transepithelial voltage (Vt) in...

Phorbol myristate acetate, dioctanoylglycerol, and phosphatidic acid inhibit the hydroosmotic effect of vasopressin on rabbit cortical collecting tubule.

Ando, Y, Jacobson, H R, Breyer, M D

We explored the role for protein kinase C (PKC) in modulating vasopressin (AVP)-stimulated hydraulic conductivity (Lp) in rabbit cortical collecting tubule (CCT) perfused in vitro at 37 degrees C. In...

Phorbol ester and A23187 have additive but mechanistically separate effects on vasopressin action in rabbit collecting tubule.

Ando, Y, Jacobson, H R, Breyer, M D

Activation of protein kinase C (PKC) and elevation of intracellular calcium ion concentration ([Ca++]i) result from phosphatidylinositol biphosphate (PIP2) breakdown. We previously demonstrated that...

Antibody production against hepatitis C virus core and nonstructural 3 proteins is highly sensitive to deficits in T-cell function.

Ando, Y, Sönnerborg, A, Barkholt, L, Birkett, A, Ericzon, B G, Sällberg, M

The influence of suppression of CD4+ and CD8+ T cells on the humoral responses to hepatitis C virus (HCV) core and nonstructural 3 proteins was studied. An increasing viral burden cannot substitute...

Stereochemistry during aflatoxin biosynthesis: conversion of norsolorinic acid to averufin.

Yabe, K, Matsuyama, Y, Ando, Y, Nakajima, H, Hamasaki, T

A reaction sequence, norsolorinic acid (NA)-->averantin (AVN)-->5'-hydroxyaverantin (HAVN)-->averufin (AVR), is the early part of a biosynthetic pathway for aflatoxins. In this study, we determined...

Enzymatic conversion of norsolorinic acid to averufin in aflatoxin biosynthesis.

Yabe, K, Nakamura, Y, Nakajima, H, Ando, Y, Hamasaki, T

5'-Hydroxyaverantin (HAVN) was isolated from a mold, Emericella heterothallica IFO 30842. Aspergillus parasiticus NIAH-26, a UV-irradiated mutant of A. parasiticus SYS-4, produced neither aflatoxins...

A novel V beta 2-specific endogenous mouse mammary tumor virus which is capable of producing a milk-borne exogenous virus.

Niimi, N, Wajjwalku, W, Ando, Y, Nakamura, N, Ueda, M, Yoshikai, Y

We have previously reported new Mtv loci, Mtv-48 and -51, in the Japanese laboratory mouse strains CS and NC. Here we show by backcross analysis that both Mtv-48 and -51 cosegregate with very slow...

Isolation and characterization of Aspergillus parasiticus mutants with impaired aflatoxin production by a novel tip culture method.

Yabe, K, Nakamura, H, Ando, Y, Terakado, N, Nakajima, H, Hamasaki, T

A convenient procedure consisting of UV photography (K. Yabe, Y. Ando, M. Ito, and N. Terakado, Appl. Environ. Microbiol. 53:230-234, 1987) and a tip culture method has been devised for the isolation...

Biosynthetic relationship among aflatoxins B1, B2, G1, and G2.

Yabe, K, Ando, Y, Hamasaki, T

Aspergillus parasiticus NIAH-26, a UV-irradiated mutant of A. parasiticus SYS-4 (NRRL 2999), produces neither aflatoxins nor precursors. When sterigmatocystin (ST) or O-methylsterigmatocystin was fed...

Two distinct O-methyltransferases in aflatoxin biosynthesis.

Yabe, K, Ando, Y, Hashimoto, J, Hamasaki, T

The substances belonging to the sterigmatocystin group bear a close structural relationship to aflatoxins. When demethylsterigmatocystin (DMST) was fed to Aspergillus parasiticus NIAH-26, which...

Simple method for screening aflatoxin-producing molds by UV photography.

Yabe, K, Ando, Y, Ito, M, Terakado, N

UV absorption by aflatoxins was monitored in GY agar medium by UV photography. In the UV photographs, aflatoxin-producing molds were identified as gray or black colonies, whereas...

Spore lytic enzyme released from Clostridium perfringens spores during germination.

Ando, Y

The exudate of fully germinated spores of Clostridium perfringens was found to contain a large amount of a spore lytic enzyme which acted directly on alkali-treated spores of the organism to cause...

Luminal vasopressin modulates transport in the rabbit cortical collecting duct.

Ando, Y, Tabei, K, Asano, Y

We explored the action of luminal AVP in rabbit CCD perfused in vitro at 37 degrees C. Nanomolar concentrations of luminal AVP induced a sustained hyperpolarization of transepithelial voltage (Vt) in...

Phorbol myristate acetate, dioctanoylglycerol, and phosphatidic acid inhibit the hydroosmotic effect of vasopressin on rabbit cortical collecting tubule.

Ando, Y, Jacobson, H R, Breyer, M D

We explored the role for protein kinase C (PKC) in modulating vasopressin (AVP)-stimulated hydraulic conductivity (Lp) in rabbit cortical collecting tubule (CCT) perfused in vitro at 37 degrees C. In...

Phorbol ester and A23187 have additive but mechanistically separate effects on vasopressin action in rabbit collecting tubule.

Ando, Y, Jacobson, H R, Breyer, M D

Activation of protein kinase C (PKC) and elevation of intracellular calcium ion concentration ([Ca++]i) result from phosphatidylinositol biphosphate (PIP2) breakdown. We previously demonstrated that...

Biological activities of C3 beta c, a novel neutrophil chemoattractant derived from the beta-chain of rat complement C3.

Nakagawa, H, Sunada, Y, Ando, Y

Biological activities of C3 beta c, which is a C-terminal fragment of the beta-chain of rat complement C3, have been studied by in vivo and in vitro experiments. C3 beta c was purified as a novel...

Dendritic cells rapidly undergo apoptosis in vitro following culture with activated CD4+ Vα24 natural killer T cells expressing CD40L

Nieda, M, Kikuchi, A, Nicol, A, Koezuka, Y, Ando, Y, Ishihara, S, ...

Human Vα24 natural killer T (Vα24NKT) cells are activated by α-glycosylceramide-pulsed dendritic cells (DCs) in a CD1d-dependent and T-cell receptor-mediated manner. There are two major...

Relation between GB virus C/hepatitis G virus and fulminant hepatic failure may be secondary to treatment with contaminated blood and/or blood products

Halasz, R, Barkholt, L, Lara, C, Hultgren, C, Ando, Y, Broome, U, ...

a Divisions of Clinical Virology, F68, Oral Microbiology, F88, and Basic Oral Sciences, F59, Department of Immunology, Microbiology, Pathology, and Infectious Diseases, Karolinska Institutet,...

Incidence of delayed onset infection after trabeculectomy with adjunctive mitomycin C or 5-fluorouracil treatment

Mochizuki, K., Jikihara, S., Ando, Y., Hori, N., Yamamoto, T., Kitazawa, Y.

AIMS/BACKGROUND—The introduction of the adjunctive use of antiproliferatives to trabeculectomy has greatly improved the success rate of this operation. Trabeculectomy with antiproliferative...

Ocular manifestations of familial amyloidotic polyneuropathy type I: long term follow up

Ando, E., Ando, Y., Okamura, R., Uchino, M., Ando, M., Negi, A.

AIMS—To obtain precise information on ocular manifestations of familial amyloidotic polyneuropathy (FAP) type I, the incidence of five main ocular manifestations—abnormal conjunctival vessels...

Establishment of anti-Epstein–Barr virus (EBV) cellular immunity by adoptive transfer of virus-specific cytotoxic T lymphocytes from an HLA-matched sibling to a patient with severe chronic active EBV infection

KUZUSHIMA, K, YAMAMOTO, M, KIMURA, H, ANDO, Y, KUDO, T, TSUGE, I, ...

We describe an experience of a specific immune transfer treatment in a patient with chronic active EBV infection. The patient had low anti-EBV T cell-mediated cytotoxic activity in his peripheral...

Relapse of neonatal herpes simplex virus infection

Kimura, H, Futamura, M, Ito, Y, Ando, Y, Hara, S, Sobajima, H, ...

Background: Neonatal herpes simplex virus (HSV) infection is a severe disease with high mortality and morbidity. Recurrence of skin vesicles is common.

Lactoferrin Glu561Asp facilitates secondary amyloidosis in the cornea

Araki-Sasaki, K, Ando, Y, Nakamura, M, Kitagawa, K, Ikemizu, S, Kawaji, T, ...

Aim: To elucidate the pathogenic mechanism of amyloid formation in corneal amyloidosis with trichiasis.

Age associated axonal features in HNPP with 17p11.2 deletion in Japan

Koike, H, Hirayama, M, Yamamoto, M, Ito, H, Hattori, N, Umehara, F, ...

Objective: To clarify age related changes in the clinicopathological features of hereditary neuropathy with liability to pressure palsy (HNPP) in Japanese patients with deletion of 17p11.2,...

Activation of granulocytes by direct interaction with dendritic cells

Tsuda, M, Inaba, M, Sakaguchi, Y, Fukui, J, Ueda, Y, Omae, M, ...

Granulocytes from human peripheral blood were co-cultured with conventional dendritic cells (cDC) or plasmacytoid DCs (pDC) to examine the effects of DCs on the activation or function of...

The Wistar Bonn Kobori rat, a unique animal model for autoimmune pancreatitis with extrapancreatic exocrinopathy

Sakaguchi, Y, Inaba, M, Tsuda, M, Quan, G K, Omae, M, Ando, Y, ...

The male Wistar Bonn/Kobori (WBN/Kob) rat is known to be a unique animal model for chronic pancreatitis with widely distributed fibrosis and degeneration of parenchyma because of the infiltration of...

Midkine as a prognostic biomarker in oral squamous cell carcinoma

Ota, K, Fujimori, H, Ueda, M, Shiniriki, S, Kudo, M, Jono, H, ...

The aim of this study was to evaluate serum midkine (S-MK) concentrations as a prognostic tumour marker in oral squamous cell carcinoma (OSCC). We measured S-MK concentrations in patients with OSCC...

Potent and non-specific inhibition of cytochrome P450 by JM216, a new oral platinum agent.

Ando, Y., Shimizu, T., Nakamura, K., Mushiroda, T., Nakagawa, T., Kodama, T., ...

Bis-acetato-ammine-dichloro-cyclohexylamine-platinum (IV), JM216, is the first antineoplastic platinum compound that can be given to patients orally. Several phase II clinical trials of JM216...

Adjustment of creatinine clearance improves accuracy of Calvert's formula for carboplatin dosing.

Ando, Y., Minami, H., Saka, H., Ando, M., Sakai, S., Shimokata, K.

Carboplatin clearance depends on the glomerular filtration rate (GFR), and Calvert's formula is frequently used to achieve a target area under the time vs concentration curve (mg ml(-1) min)....

Prognostic value of performance status assessed by patients themselves, nurses, and oncologists in advanced non-small cell lung cancer

Ando, M, Ando, Y, Hasegawa, Y, Shimokata, K, Minami, H, Wakai, K, ...

Accuracy in the assessment of performance status by oncologists has not been well evaluated. We investigated possible discrepancies in the assessment of performance status among patients, nurses, and...