S. Hirose

Publication List Details

Period

1984 - 2009

Number

125

Co-Authors

The Effects of Magnetic Fields and Inhomogeneities on Accretion Disk Spectra and Polarization (2009)

Davis, S. W., Blaes, O. M., Hirose, S., Krolik, J. H.

We present the results of one and three-dimensional radiative transfer calculations of polarized spectra emerging from snapshots of radiation magnetohydrodynamical simulations of the local vertical...

Time domain optical manipulation of exciton and nuclear spin in a single self-assembled quantum dot (2006)

Sasakura, H., Adachi, S., Muto, S., Hirose, S., Song, H. Z., Takatsu, M.

We have demonstrated experimentally the manipulation of exciton and nuclear spins in a single self-assembled In$_{0.75}$Al$_{0.25}$As/Al$_{0.3}$Ga$_{0.7}$As quantum dot. The oscillation of exciton...

Magnetic pressure support and accretion disk spectra (2006)

Blaes, O. M., Davis, S. W., Hirose, S., Krolik, J. H., Stone, J. M.

Stellar atmosphere models of ionized accretion disks have generally neglected the contribution of magnetic fields to the vertical hydrostatic support, although magnetic fields are widely believed to...

Single-photon generation from InAlAs single quantum dot (2005)

Kimura, S, Kumano, H, Endo, M, Suemune, I, Yokoi, T, Sasakura, H, ...

Regulated single-photon generation from an InAlAs quantum dot was demonstrated at a wavelength in which Si-avalanche photodiode single-photon detector has high quantum efficiency. Measured excitation...

Single-photon generation from InAlAs single quantum dot (2005)

Kimura, S, Kumano, H, Endo, M, Suemune, I, Yokoi, T, Sasakura, H, ...

Regulated single-photon generation from an InAlAs quantum dot was demonstrated at a wavelength in which Si-avalanche photodiode single-photon detector has high quantum efficiency. Measured excitation...

Single-photon generation from InAlAs single quantum dot (2005)

Kimura, S, Kumano, H, Endo, M, Suemune, I, Yokoi, T, Sasakura, H, ...

Regulated single-photon generation from an InAlAs quantum dot was demonstrated at a wavelength in which Si-avalanche photodiode single-photon detector has high quantum efficiency. Measured excitation...

The search for optical emission on and before the GRB trigger with the WIDGET telescope (2005)

Tamagawa, T., Usui, F., Urata, Y., Abe, K., Onda, K., Tashiro, M., ...

WIDGET is a robotic telescope for monitoring the HETE-2 field-of-view to detect Gamma-ray Burst optical flashes or possible optical precursors. The system has 62degx62deg wide field-of-view which...

Polarization-dependent shift in excitonic Zeeman splitting of self-assembled InAlAs quantum dots (2004)

Yokoi, T., Adachi, S., Sasakura, H., Muto, S., Song, H. Z., Usuki, T., ...

We report the optical spectroscopic results of a single self-assembled InAlAs/Al GaAs quantum dot. The polarization-dependent shift of the Zeeman splitting in a single InAlAs QD has been observed....

General Relativistic Magnetohydrodynamic Simulations of Black Hole Accretion Disks: Results and Observational Implications (2004)

Krolik, J. H., Hirose, S.

A selection of results from the general relativistic MHD accretion simulations described in the previous talk are presented. We find that the magnetic field strength increases sharply with decreasing...

Distribution of Faraday Rotation Measure in Jets from Active Galactic Nuclei II. Prediction from our Sweeping Magnetic Twist Model for the Wiggled Parts of AGN Jets and Tails (2004)

Kigure, H., Uchida, Y., Nakamura, M., Hirose, S., Cameron, R.

Distributions of Faraday rotation measure (FRM) and the projected magnetic field derived by a 3-dimensional simulation of MHD jets are investigated based on our "sweeping magnetic twist model". FRM...

Distribution of Faraday Rotation Measure in Jets from Active Galactic Nuclei I. Prediction from our Sweeping Magnetic Twist Model (2003)

Uchida, Y., Kigure, H., Hirose, S., Nakamura, M., Cameron, R.

Using the numerical data of MHD simulation for AGN jets based on our ``sweeping magnetic twist model'', we calculated the Faraday rotation measure (FRM) and the Stokes parameters to compare with...

Numerical Examination of the Stability of an Exact Two-dimensional Solution for Flux Pile-up Magnetic Reconnection (2003)

Hirose, S., Litvinenko, Y., Tanuma, S., Shibata, K., Takahashi, M., Tanigawa, T., ...

The Kelvin--Helmholtz (KH) and tearing instabilities are likely to be important for the process of fast magnetic reconnection that is believed to explain the observed explosive energy release in...

Triaxial deformation in 10Be (2002)

Itagaki, N., Hirose, S., Otsuka, T., Okabe, S., Ikeda, K.

The triaxial deformation in 10Be is investigated using a microscopic α+α+n+n model. The states of two valence neutrons are classified based on the molecular-orbit (MO) model, and the π orbit is...

Triaxial deformation in 10Be (2002)

Itagaki, N., Hirose, S., Otsuka, T., Okabe, S., Ikeda, K.

The triaxial deformation in 10Be is investigated using a microscopic α+α+n+n model. The states of two valence neutrons are classified based on the molecular-orbit (MO) model, and the π orbit is...

Triaxial deformation in 10Be (2001)

Itagaki, N., Hirose, S., Otsuka, T., Okabe, S., Ikeda, K.

The triaxial deformation in $^{10}$Be is investigated using a microscopic $\alpha+\alpha+n+n$ model. The states of two valence neutrons are classified based on the molecular-orbit (MO) model, and the...

X-trap influence on luminescence and electric properties of C-60 single crystal (1998)

Kolmakov, A., Stankevitch, V., Svechnikov, N., Dudin, P., Artemiev, N., Berger, H., ...

This paper is devoted to investigation of luminescence and some electric properties of C-60 single crystal and their connection with X-traps model. Luminescence properties for C-60 single crystal,...

Towards Precision Robotic Maneuvering, Survey, and Manipulation in Unstructured Undersea Environments (1998)

Y. Shirai, S. Hirose, Louis Whitcomb, Dana Yoerger, Hanumant Singh, David Mindell

This paper reports recent advances in the precision control of underwater robotic vehicles for survey and manipulation missions. A new underwater vehicle navigation and control system employing a new...

Temperature dependence of luminescence intensity and decay times in C-60 single crystal (1996)

Kolmakov, A., Stankevitch, V., Svechnikov, N., Dudin, P., Artemev, N., Berger, H., ...

Luminescence properties for C-60 single crystal, the temperature dependence of the luminescence spectra and decay kinetics were measured for a wide range of excitation energies. At low temperatures...

Complexity of Boolean functions satisfying the propagation criterion (1995)

S. Hirose, K. Ikeda, Hirose Shouichi, Ikeda Katsuo

Complexity of Boolean functions satisfying the propagation criterion(PC), an extended notion of the perfect nonlinearity, is discussed on several computation models. The following topics are...

Thin-film piezoelectric impact sensor array fabricated on a Si slider for measuring head-disk interaction (1995)

Imai, S., Tokuyama, M., Hirose, S., Burger, G.J., Lammerink, T.S.J., Fluitman, J.H.J.

A new type of Acoustic Emission sensor using a thin film piezoelectric material (sputtered ZnO) was developed for measuring head-disk interaction in a rigid magnetic disk system. The sensor is...

Piezoelectric impact force sensor array for tribological research on rigid disk storage media (1995)

Burger, G.J., Lammerink, T.S.J., Fluitman, J.H.J., Imai, S., Tokuyama, M., Hirose, S.

This paper presents a method to measure impact forces on a surface by means of a piezoelectric thin film sensor array. The output signals of the sensor array provide information about the position,...

Control of imaginal cell development by the escargot gene of Drosophila. (1993)

Hayashi, S., Hirose, S., Metcalfe, T., Shirras, A. D.

Mutations in the escargot (esg) locus, which codes for a zinc-finger-containing protein with similarity to the product of the snail gene, cause a variety of defects in adult structures such as loss...

Synthesis of mannosylglucosaminylinositol phospholipids in normal but not paroxysmal nocturnal hemoglobinuria cells. (1992)

Hirose, S, Ravi, L, Prince, G M, Rosenfeld, M G, Silber, R, Andresen, S W, ...

To identify mannosyl (Man)-containing intermediates of the human glycoinositol phospholipid (GPI) anchor pathway and examine their expression in paroxysmal nocturnal hemoglobinuria (PNH), mannolipid...

Assembly and deacetylation of N-acetylglucosaminyl-plasmanylinositol in normal and affected paroxysmal nocturnal hemoglobinuria cells. (1991)

Hirose, S, Ravi, L, Hazra, S V, Medof, M E

Decay-accelerating factor (DAF) is anchored in cell membranes by a glycosyl-plasmanylinositol (GPI) moiety that is transferred to it en bloc in the rough endoplasmic reticulum. To analyze the...

Are Ly1 B cells responsible for the IL2-hyperresponsiveness of B cells in autoimmune-prone NZB x NZW F1 mice? (1989)

Hasegawa, K., Abe, M., Okada, T., Hirose, S., Sato, H., Shiral, T., ...

Unlike splenic B cells from normal BALB/c mice, those from autoimmune-prone NZB × NZW (B/W) F1 young mice were hyperresponsive to interleukln 2 (IL2) and proliferated even in the absence of...

In monkey COS cells only the TATA box and the cap site region are required for faithful and efficient initiation of the fibroin gene transcription (1984)

Tokunaga, K., Hirose, S., Suzuki, Y.

The DNA sequences necessary for faithful and efficient initiation of transcription of Bombyx mori fibronin gene have been studied in vivo COS using monkey COS celia and a SV40 origin vector....

Role and regulation of interleukin (IL)-2 receptor alpha and beta chains in IL-2-driven B-cell growth.

Nakanishi, K, Hirose, S, Yoshimoto, T, Ishizashi, H, Hiroishi, K, Tanaka, T, ...

Substantial proportions of resting B cells constitutively express low levels of IL-2 receptor (IL-2R) alpha and/or beta chains. The expression of these chains is differentially regulated by anti-IgM...

Negative supercoiling of DNA facilitates an interaction between transcription factor IID and the fibroin gene promoter.

Mizutani, M, Ohta, T, Watanabe, H, Handa, H, Hirose, S

Transcription of the fibroin gene can be reconstituted with partially purified components from HeLa cells. Transcription factors IIB, IID, and IIE and RNA polymerase II are required for accurate...

Assembly and deacetylation of N-acetylglucosaminyl-plasmanylinositol in normal and affected paroxysmal nocturnal hemoglobinuria cells.

Hirose, S, Ravi, L, Hazra, S V, Medof, M E

Decay-accelerating factor (DAF) is anchored in cell membranes by a glycosyl-plasmanylinositol (GPI) moiety that is transferred to it en bloc in the rough endoplasmic reticulum. To analyze the...

Purification of a DNA supercoiling factor from the posterior silk gland of Bombyx mori.

Ohta, T, Hirose, S

A protein factor with an estimated molecular mass of 50 kDa has been purified to homogeneity from the silk gland of Bombyx mori. In the presence of a molar excess of this factor and eukaryotic DNA...

Human immunodeficiency virus type 2 envelope glycoprotein binds to CD8 as well as to CD4 molecules on human T cells.

Kaneko, H, Neoh, L P, Takeda, N, Akimoto, H, Hishikawa, T, Hashimoto, H, ...

We report here that human immunodeficiency virus type 2 (HIV-2) envelope glycoprotein (gp105), but not HIV-1 gp120, can bind to CD8 molecules as well as to CD4 molecules on human T cells. This...

Formation of a compensatory polyamine by Escherichia coli polyamine-requiring mutants during growth in the absence of polyamines.

Igarashi, K, Kashiwagi, K, Hamasaki, H, Miura, A, Kakegawa, T, Hirose, S, ...

The amounts of normal and compensatory polyamines of polyamine-requiring Escherichia coli mutants grown in the absence of polyamines were determined. Although aminopropylcadaverine, a compensatory...

Regulation of the EDG84A gene by FTZ-F1 during metamorphosis in Drosophila melanogaster.

Murata, T, Kageyama, Y, Hirose, S, Ueda, H

The transcription factor FTZ-F1 is a member of the nuclear hormone receptor superfamily and is transiently expressed during the mid- and late prepupal periods in Drosophila melanogaster. A putative...

Oligo-2',5'-adenylate synthetase activity in peripheral blood mononuclear leukocytes in various diseases.

Fujii, N, Kotake, S, Hirose, S, Ohno, S, Yasuda, I, Sagawa, A, ...

Interferon induces oligo-2',5'-adenylate synthetase in cells. In various diseases, interferon was detectable in the circulation or was produced spontaneously from peripheral blood mononuclear...

In vitro transcription of eukaryotic genes is affected differently by the degree of DNA supercoiling.

Hirose, S, Suzuki, Y

In a posterior silk gland extract, covalently closed circular (ccc) DNA is in a superhelical state that supports more transcription of fibroin gene than does linear DNA. A HeLa cell extract showed...

In monkey COS cells only the TATA box and the cap site region are required for faithful and efficient initiation of the fibroin gene transcription.

Tokunaga, K, Hirose, S, Suzuki, Y

The DNA sequences necessary for faithful and efficient initiation of transcription of Bombyx mori fibroin gene have been studied in vivo using monkey COS cells and a SV40 origin vector....

Promoter sequence of fibroin gene assigned by in vitro transcription system.

Tsujimoto, Y, Hirose, S, Tsuda, M, Suzuki, Y

We have shown that the silk fibroin gene from Bombyx mori is faithfully transcribed in an in vitro transcription system of the HeLa cell extract prepared by the method of Manley et al. [Manley, J....

DNA superhelicity affects the formation of transcription preinitiation complex on eukaryotic genes differently.

Mizutani, M, Ura, K, Hirose, S

In vitro transcription was reconstituted with HeLa cell transcription factors and RNA polymerase II, which were essentially free from DNA topoisomerase activities. DNA templates with defined negative...

Defining the sequence recognized with BmFTZ-F1, a sequence specific DNA binding factor in the silkworm, Bombyx mori, as revealed by direct sequencing of bound oligonucleotides and gel mobility shift competition analysis.

Ueda, H, Hirose, S

BmFTZ-F1 is a Bombyx mori homologue of FTZ-F1, a positive regulator of the fushi tarazu gene of Drosophila melanogaster. In order to determine the sequence recognized with this factor, we made three...

Possible role of DNA topoisomerase II on transcription of the homeobox gene Hox-2.1 in F9 embryonal carcinoma cells.

Ura, K, Hirose, S

The Hox-2.1 gene is one of homeobox-containing genes located in the Hox-2 cluster on mouse chromosome 11. In this study, we have examined transcription of the Hox-2.1 gene during differentiation of...

Identification and purification of a Bombyx mori homologue of FTZ-F1.

Ueda, H, Hirose, S

Extracts from embryos and from posterior and middle silk glands of the silkworm, Bombyx mori contain a sequence specific DNA binding factor termed BmFTZ-F1. The factor binds to the recognition site...

Contact points between transcription machinery and the fibroin gene promoter deduced by functional tests of single-base substitution mutants.

Hirose, S, Takeuchi, K, Hori, H, Hirose, T, Inayama, S, Suzuki, Y

An efficient method for oligonucleotide-directed mutagenesis was developed to construct a set of site-specific mutations by using a mixture of oligodeoxyribonucleotides. With this method, as high as...

In vitro characterization of the fibroin gene promoter by the use of single-base substitution mutants.

Hirose, S, Takeuchi, K, Suzuki, Y

A highly efficient method for segment-directed mutagenesis has been developed. The method relies on the deamination by sodium nitrite of the bases in the separated strands of a small DNA restriction...

Mediators of activation of fushi tarazu gene transcription by BmFTZ-F1.

Li, F Q, Ueda, H, Hirose, S

Transcriptional activation by many eukaryotic sequence-specific regulators appears to be mediated through transcription factors which do not directly bind to DNA. BmFTZ-F1 is a silkworm counterpart...

A novel DNA-binding motif abuts the zinc finger domain of insect nuclear hormone receptor FTZ-F1 and mouse embryonal long terminal repeat-binding protein.

Ueda, H, Sun, G C, Murata, T, Hirose, S

Fruit fly FTZ-F1, silkworm BmFTZ-F1, and mouse embryonal long terminal repeat-binding protein are members of the nuclear hormone receptor superfamily, which recognizes the same sequence,...

Participation of the upstream region of the fibroin gene in the formation of transcription complex in vitro.

Tsuda, M, Hirose, S, Suzuki, Y

The addition of exogenous histones has an inhibitory effect on fibroin gene transcription in posterior silk gland extracts. The histones probably disturb a process in complex formation, because when...

Embryonal long terminal repeat-binding protein is a murine homolog of FTZ-F1, a member of the steroid receptor superfamily.

Tsukiyama, T, Ueda, H, Hirose, S, Niwa, O

The embryonal long terminal repeat-binding protein, ELP, is present in undifferentiated mouse embryonal carcinoma cells. It binds to and suppresses transcription of the Moloney leukemia virus long...

Intranuclear appearance of the phosphorylated form of cytoskeleton-associated 350-kDa proteins in U1-ribonucleoprotein regions after growth stimulation of fibroblasts.

Sato, C, Nishizawa, K, Nakayama, T, Nose, K, Takasaki, Y, Hirose, S, ...

Cytoskeleton-associated 350-kDa and 80-kDa polypeptides, which were immunoprecipitated with polyclonal antibody against microtubule-associated protein 1 (MAP-1), were rapidly phosphorylated on...

Tissue-specific transcription enhancement of the fibroin gene characterized by cell-free systems.

Suzuki, Y, Tsuda, M, Takiya, S, Hirose, S, Suzuki, E, Kameda, M, ...

Six cell-free extracts have been used to characterize the nature of DNA signals and trans-acting factors responsible for the transcription enhancement of the Bombyx mori fibroin gene. The upstream...

Cloning and sequence analysis of cDNA for human renin precursor.

Imai, T, Miyazaki, H, Hirose, S, Hori, H, Hayashi, T, Kageyama, R, ...

The primary structure of human renin precursor has been deduced from its cDNA sequence. A library of cDNA clones was constructed from human kidney poly(A)+ RNA by applying the vector/primer method of...

Structure of the human renin gene.

Miyazaki, H, Fukamizu, A, Hirose, S, Hayashi, T, Hori, H, Ohkubo, H, ...

The human renin gene was isolated from a Charon 4A human genomic library and characterized. The gene spans about 11.7 kilobases and consists of 10 exons and 9 introns that map at points that could be...

Synthesis of mannosylglucosaminylinositol phospholipids in normal but not paroxysmal nocturnal hemoglobinuria cells.

Hirose, S, Ravi, L, Prince, G M, Rosenfeld, M G, Silber, R, Andresen, S W, ...

To identify mannosyl (Man)-containing intermediates of the human glycoinositol phospholipid (GPI) anchor pathway and examine their expression in paroxysmal nocturnal hemoglobinuria (PNH), mannolipid...

Core promoter of the mouse myelin basic protein gene governs brain-specific transcription in vitro.

Tamura, T, Sumita, K, Hirose, S, Mikoshiba, K

The core promoter of the mouse myelin basic protein (MBP) gene from -36 to +12 was preferentially transcribed in brain nuclear extracts. Both the TATA at -34 and downstream elements to +12 were...

Structure of the bovine ETB endothelin receptor gene.

Mizuno, T, Saito, Y, Itakura, M, Ito, F, Ito, T, Moriyama, E N, ...

The structure of the gene encoding the bovine type B endothelin receptor (ETB) has been established and compared with those of other heptahelical receptors. The gene is present as a single copy in...

Purification and properties of active atrial-natriuretic-peptide receptor (type C) from bovine lung.

Uchida, K, Mizuno, T, Shimonaka, M, Sugiura, N, Nara, K, Ling, N, ...

Atrial-natriuretic-peptide (ANP) receptor, previously identified as a 140 kDa protein with a disulphide-linked homodimeric structure, was purified from bovine lung by (NH4)2SO4 fractionation and...

Biosynthesis, assembly and secretion of fibrinogen in cultured rat hepatocytes.

Hirose, S, Oda, K, Ikehara, Y

The biosynthesis, assembly and secretion of fibrinogen were investigated in cultured rat hepatocytes which were incubated with [35S]methionine. When initial rates of the synthesis of three fibrinogen...

Structural analysis of natriuretic peptide receptor-C by truncation and site-directed mutagenesis.

Itakura, M, Suzuki, H, Hirose, S

Natriuretic peptide receptor-C (NPR-C) has a unique structure consisting of pre-existing covalent homodimers, but it is not known whether each subunit has ligand-binding activity or whether the...

Unique repetitive sequence and unexpected regulation of expression of rat endothelial receptor for oxidized low-density lipoprotein (LOX-1).

Nagase, M, Hirose, S, Fujita, T

We report the identification of a unique repetitive sequence in the rat endothelial receptor for oxidized low-density lipoprotein (LOX-1) and unexpected blood-pressure-associated regulation of its...

The trappin gene family: proteins defined by an N-terminal transglutaminase substrate domain and a C-terminal four-disulphide core.

Schalkwijk, J, Wiedow, O, Hirose, S

Recently, several new genes have been discovered in various species which are homologous to the well-characterized human epithelial proteinase inhibitor elafin/SKALP (skin-derived...

Inwardly rectifying K+ channel Kir7.1 is highly expressed in thyroid follicular cells, intestinal epithelial cells and choroid plexus epithelial cells: implication for a functional coupling with Na+,K+-ATPase.

Nakamura, N, Suzuki, Y, Sakuta, H, Ookata, K, Kawahara, K, Hirose, S

A novel inwardly rectifying K+ channel, Kir7.1, with unique pore properties, was cloned recently. Working in the field of osmoregulation, we have also identified the same human and rat channel and...

Structure, properties and enhanced expression of galactose-binding C-type lectins in mucous cells of gills from freshwater Japanese eels (Anguilla japonica).

Mistry, A C, Honda, S, Hirose, S

Using a Japanese-eel (Anguilla japonica) gill cDNA subtraction library, two novel beta-d-galactose-binding lectins were identified that belong to group VII of the animal C-type lectin family. The eel...

Role and regulation of interleukin (IL)-2 receptor alpha and beta chains in IL-2-driven B-cell growth.

Nakanishi, K, Hirose, S, Yoshimoto, T, Ishizashi, H, Hiroishi, K, Tanaka, T, ...

Substantial proportions of resting B cells constitutively express low levels of IL-2 receptor (IL-2R) alpha and/or beta chains. The expression of these chains is differentially regulated by anti-IgM...

Negative supercoiling of DNA facilitates an interaction between transcription factor IID and the fibroin gene promoter.

Mizutani, M, Ohta, T, Watanabe, H, Handa, H, Hirose, S

Transcription of the fibroin gene can be reconstituted with partially purified components from HeLa cells. Transcription factors IIB, IID, and IIE and RNA polymerase II are required for accurate...

Assembly and deacetylation of N-acetylglucosaminyl-plasmanylinositol in normal and affected paroxysmal nocturnal hemoglobinuria cells.

Hirose, S, Ravi, L, Hazra, S V, Medof, M E

Decay-accelerating factor (DAF) is anchored in cell membranes by a glycosyl-plasmanylinositol (GPI) moiety that is transferred to it en bloc in the rough endoplasmic reticulum. To analyze the...

Purification of a DNA supercoiling factor from the posterior silk gland of Bombyx mori.

Ohta, T, Hirose, S

A protein factor with an estimated molecular mass of 50 kDa has been purified to homogeneity from the silk gland of Bombyx mori. In the presence of a molar excess of this factor and eukaryotic DNA...

Human immunodeficiency virus type 2 envelope glycoprotein binds to CD8 as well as to CD4 molecules on human T cells.

Kaneko, H, Neoh, L P, Takeda, N, Akimoto, H, Hishikawa, T, Hashimoto, H, ...

We report here that human immunodeficiency virus type 2 (HIV-2) envelope glycoprotein (gp105), but not HIV-1 gp120, can bind to CD8 molecules as well as to CD4 molecules on human T cells. This...

Formation of a compensatory polyamine by Escherichia coli polyamine-requiring mutants during growth in the absence of polyamines.

Igarashi, K, Kashiwagi, K, Hamasaki, H, Miura, A, Kakegawa, T, Hirose, S, ...

The amounts of normal and compensatory polyamines of polyamine-requiring Escherichia coli mutants grown in the absence of polyamines were determined. Although aminopropylcadaverine, a compensatory...

Regulation of the EDG84A gene by FTZ-F1 during metamorphosis in Drosophila melanogaster.

Murata, T, Kageyama, Y, Hirose, S, Ueda, H

The transcription factor FTZ-F1 is a member of the nuclear hormone receptor superfamily and is transiently expressed during the mid- and late prepupal periods in Drosophila melanogaster. A putative...

Oligo-2',5'-adenylate synthetase activity in peripheral blood mononuclear leukocytes in various diseases.

Fujii, N, Kotake, S, Hirose, S, Ohno, S, Yasuda, I, Sagawa, A, ...

Interferon induces oligo-2',5'-adenylate synthetase in cells. In various diseases, interferon was detectable in the circulation or was produced spontaneously from peripheral blood mononuclear...

In vitro transcription of eukaryotic genes is affected differently by the degree of DNA supercoiling.

Hirose, S, Suzuki, Y

In a posterior silk gland extract, covalently closed circular (ccc) DNA is in a superhelical state that supports more transcription of fibroin gene than does linear DNA. A HeLa cell extract showed...

In monkey COS cells only the TATA box and the cap site region are required for faithful and efficient initiation of the fibroin gene transcription.

Tokunaga, K, Hirose, S, Suzuki, Y

The DNA sequences necessary for faithful and efficient initiation of transcription of Bombyx mori fibroin gene have been studied in vivo using monkey COS cells and a SV40 origin vector....

Promoter sequence of fibroin gene assigned by in vitro transcription system.

Tsujimoto, Y, Hirose, S, Tsuda, M, Suzuki, Y

We have shown that the silk fibroin gene from Bombyx mori is faithfully transcribed in an in vitro transcription system of the HeLa cell extract prepared by the method of Manley et al. [Manley, J....

DNA superhelicity affects the formation of transcription preinitiation complex on eukaryotic genes differently.

Mizutani, M, Ura, K, Hirose, S

In vitro transcription was reconstituted with HeLa cell transcription factors and RNA polymerase II, which were essentially free from DNA topoisomerase activities. DNA templates with defined negative...

Defining the sequence recognized with BmFTZ-F1, a sequence specific DNA binding factor in the silkworm, Bombyx mori, as revealed by direct sequencing of bound oligonucleotides and gel mobility shift competition analysis.

Ueda, H, Hirose, S

BmFTZ-F1 is a Bombyx mori homologue of FTZ-F1, a positive regulator of the fushi tarazu gene of Drosophila melanogaster. In order to determine the sequence recognized with this factor, we made three...

Possible role of DNA topoisomerase II on transcription of the homeobox gene Hox-2.1 in F9 embryonal carcinoma cells.

Ura, K, Hirose, S

The Hox-2.1 gene is one of homeobox-containing genes located in the Hox-2 cluster on mouse chromosome 11. In this study, we have examined transcription of the Hox-2.1 gene during differentiation of...

Identification and purification of a Bombyx mori homologue of FTZ-F1.

Ueda, H, Hirose, S

Extracts from embryos and from posterior and middle silk glands of the silkworm, Bombyx mori contain a sequence specific DNA binding factor termed BmFTZ-F1. The factor binds to the recognition site...

Contact points between transcription machinery and the fibroin gene promoter deduced by functional tests of single-base substitution mutants.

Hirose, S, Takeuchi, K, Hori, H, Hirose, T, Inayama, S, Suzuki, Y

An efficient method for oligonucleotide-directed mutagenesis was developed to construct a set of site-specific mutations by using a mixture of oligodeoxyribonucleotides. With this method, as high as...

In vitro characterization of the fibroin gene promoter by the use of single-base substitution mutants.

Hirose, S, Takeuchi, K, Suzuki, Y

A highly efficient method for segment-directed mutagenesis has been developed. The method relies on the deamination by sodium nitrite of the bases in the separated strands of a small DNA restriction...

Mediators of activation of fushi tarazu gene transcription by BmFTZ-F1.

Li, F Q, Ueda, H, Hirose, S

Transcriptional activation by many eukaryotic sequence-specific regulators appears to be mediated through transcription factors which do not directly bind to DNA. BmFTZ-F1 is a silkworm counterpart...

A novel DNA-binding motif abuts the zinc finger domain of insect nuclear hormone receptor FTZ-F1 and mouse embryonal long terminal repeat-binding protein.

Ueda, H, Sun, G C, Murata, T, Hirose, S

Fruit fly FTZ-F1, silkworm BmFTZ-F1, and mouse embryonal long terminal repeat-binding protein are members of the nuclear hormone receptor superfamily, which recognizes the same sequence,...

Participation of the upstream region of the fibroin gene in the formation of transcription complex in vitro.

Tsuda, M, Hirose, S, Suzuki, Y

The addition of exogenous histones has an inhibitory effect on fibroin gene transcription in posterior silk gland extracts. The histones probably disturb a process in complex formation, because when...

Embryonal long terminal repeat-binding protein is a murine homolog of FTZ-F1, a member of the steroid receptor superfamily.

Tsukiyama, T, Ueda, H, Hirose, S, Niwa, O

The embryonal long terminal repeat-binding protein, ELP, is present in undifferentiated mouse embryonal carcinoma cells. It binds to and suppresses transcription of the Moloney leukemia virus long...

Intranuclear appearance of the phosphorylated form of cytoskeleton-associated 350-kDa proteins in U1-ribonucleoprotein regions after growth stimulation of fibroblasts.

Sato, C, Nishizawa, K, Nakayama, T, Nose, K, Takasaki, Y, Hirose, S, ...

Cytoskeleton-associated 350-kDa and 80-kDa polypeptides, which were immunoprecipitated with polyclonal antibody against microtubule-associated protein 1 (MAP-1), were rapidly phosphorylated on...

Tissue-specific transcription enhancement of the fibroin gene characterized by cell-free systems.

Suzuki, Y, Tsuda, M, Takiya, S, Hirose, S, Suzuki, E, Kameda, M, ...

Six cell-free extracts have been used to characterize the nature of DNA signals and trans-acting factors responsible for the transcription enhancement of the Bombyx mori fibroin gene. The upstream...

Cloning and sequence analysis of cDNA for human renin precursor.

Imai, T, Miyazaki, H, Hirose, S, Hori, H, Hayashi, T, Kageyama, R, ...

The primary structure of human renin precursor has been deduced from its cDNA sequence. A library of cDNA clones was constructed from human kidney poly(A)+ RNA by applying the vector/primer method of...

Structure of the human renin gene.

Miyazaki, H, Fukamizu, A, Hirose, S, Hayashi, T, Hori, H, Ohkubo, H, ...

The human renin gene was isolated from a Charon 4A human genomic library and characterized. The gene spans about 11.7 kilobases and consists of 10 exons and 9 introns that map at points that could be...

Synthesis of mannosylglucosaminylinositol phospholipids in normal but not paroxysmal nocturnal hemoglobinuria cells.

Hirose, S, Ravi, L, Prince, G M, Rosenfeld, M G, Silber, R, Andresen, S W, ...

To identify mannosyl (Man)-containing intermediates of the human glycoinositol phospholipid (GPI) anchor pathway and examine their expression in paroxysmal nocturnal hemoglobinuria (PNH), mannolipid...

Core promoter of the mouse myelin basic protein gene governs brain-specific transcription in vitro.

Tamura, T, Sumita, K, Hirose, S, Mikoshiba, K

The core promoter of the mouse myelin basic protein (MBP) gene from -36 to +12 was preferentially transcribed in brain nuclear extracts. Both the TATA at -34 and downstream elements to +12 were...

Structure of the bovine ETB endothelin receptor gene.

Mizuno, T, Saito, Y, Itakura, M, Ito, F, Ito, T, Moriyama, E N, ...

The structure of the gene encoding the bovine type B endothelin receptor (ETB) has been established and compared with those of other heptahelical receptors. The gene is present as a single copy in...

Purification and properties of active atrial-natriuretic-peptide receptor (type C) from bovine lung.

Uchida, K, Mizuno, T, Shimonaka, M, Sugiura, N, Nara, K, Ling, N, ...

Atrial-natriuretic-peptide (ANP) receptor, previously identified as a 140 kDa protein with a disulphide-linked homodimeric structure, was purified from bovine lung by (NH4)2SO4 fractionation and...

Biosynthesis, assembly and secretion of fibrinogen in cultured rat hepatocytes.

Hirose, S, Oda, K, Ikehara, Y

The biosynthesis, assembly and secretion of fibrinogen were investigated in cultured rat hepatocytes which were incubated with [35S]methionine. When initial rates of the synthesis of three fibrinogen...

Structural analysis of natriuretic peptide receptor-C by truncation and site-directed mutagenesis.

Itakura, M, Suzuki, H, Hirose, S

Natriuretic peptide receptor-C (NPR-C) has a unique structure consisting of pre-existing covalent homodimers, but it is not known whether each subunit has ligand-binding activity or whether the...

Unique repetitive sequence and unexpected regulation of expression of rat endothelial receptor for oxidized low-density lipoprotein (LOX-1).

Nagase, M, Hirose, S, Fujita, T

We report the identification of a unique repetitive sequence in the rat endothelial receptor for oxidized low-density lipoprotein (LOX-1) and unexpected blood-pressure-associated regulation of its...

The trappin gene family: proteins defined by an N-terminal transglutaminase substrate domain and a C-terminal four-disulphide core.

Schalkwijk, J, Wiedow, O, Hirose, S

Recently, several new genes have been discovered in various species which are homologous to the well-characterized human epithelial proteinase inhibitor elafin/SKALP (skin-derived...

Inwardly rectifying K+ channel Kir7.1 is highly expressed in thyroid follicular cells, intestinal epithelial cells and choroid plexus epithelial cells: implication for a functional coupling with Na+,K+-ATPase.

Nakamura, N, Suzuki, Y, Sakuta, H, Ookata, K, Kawahara, K, Hirose, S

A novel inwardly rectifying K+ channel, Kir7.1, with unique pore properties, was cloned recently. Working in the field of osmoregulation, we have also identified the same human and rat channel and...

Structure, properties and enhanced expression of galactose-binding C-type lectins in mucous cells of gills from freshwater Japanese eels (Anguilla japonica).

Mistry, A C, Honda, S, Hirose, S

Using a Japanese-eel (Anguilla japonica) gill cDNA subtraction library, two novel beta-d-galactose-binding lectins were identified that belong to group VII of the animal C-type lectin family. The eel...

Apoptosis with FasL+ cell infiltration in the periphery and thymus of corrected autoimmune mice.

Kobata, T, Takasaki, K, Asahara, H, Hong, N M, Masuko-Hongo, K, Kato, T, ...

Fas (CD95) ligand (L) is a death factor that binds to its receptor, Fas, and induces apoptotic cell death, a crucial process in immunological tolerance. gld (generalized lymphoproliferative disorder)...

In vivo induction of IgG anti-DNA antibody by autoreactive mixed haplotype A beta z/A alpha d MHC class II molecule-specific CD4+ T-cell clones.

Tokushima, M, Koarada, S, Hirose, S, Gotoh, Y, Nishimura, H, Shirai, T, ...

We characterized autoreactive T-cell clones derived from (NZB x NZW)F1 (B/WF1) mice. These autoreactive T-cell clones are shown to be CD4+ by immunofluorescence staining and to belong to Th2 type by...

Relation between soluble interleukin 2 receptor and clinical findings in patients with systemic lupus erythematosus.

Tokano, Y, Murashima, A, Takasaki, Y, Hashimoto, H, Okumura, K, Hirose, S

The concentration of soluble interleukin 2 receptor (IL-2R) was determined in the serum of 54 patients with systemic lupus erythematosus (SLE) by an enzyme linked immunosorbent assay (ELISA) using...

Effects of interferon gamma on cultured synovial cells from patients with rheumatoid arthritis: inhibition of cell growth, prostaglandin E2, and collagenase release.

Nakajima, H, Hiyama, Y, Tsukada, W, Warabi, H, Uchida, S, Hirose, S

The effects of recombinant interferon gamma (rIFN gamma) on the in vitro growth of adherent synovial fibroblast-like cells from patients with rheumatoid arthritis (RA) and also on the release of...

Immunoadsorbent plasmapheresis for a patient with antiphospholipid syndrome during pregnancy.

Kobayashi, S, Tamura, N, Tsuda, H, Mokuno, C, Hashimoto, H, Hirose, S

The case of a 34 year old woman with systemic lupus erythematosus with a history of three previous recurrent abortions and lupus anticoagulant and anticardiolipin antibodies is reported....

Autoantibodies to T and B cell lines detected in serum samples from patients with systemic lupus erythematosus with lymphopenia and hypocomplementaemia.

Noguchi, M, Iwamori, M, Hirano, T, Kobayashi, S, Hashimoto, H, Hirose, S, ...

Antibodies to lymphocytes in serum samples from 88 patients with systemic lupus erythematosus (SLE) and 15 normal control subjects were examined by a cell enzyme linked immunosorbent assay (ELISA)...

Soluble interleukin 2 receptors in patients with polymyositis/dermatomyositis.

Tokano, Y, Kanai, Y, Hashimoto, H, Okumura, K, Hirose, S

The concentration of soluble interleukin 2 receptor was determined in serum samples from 19 patients with polymyositis/dermatomyositis by an enzyme linked immunosorbent assay (ELISA). The...

Subretinal neovascularisation and snow banking in a case of sarcoidosis: case report.

Pellegrini, V., Ohno, S., Hirose, S., Matsuda, H., Hiraga, Y.

A 49-year-old Japanese man presented with chronic granulomatous uveitis in his left eye. Later he developed macular subretinal neovascularisation. The chest x-ray showed bilateral hilar...

Genetic evolution of α fetoprotein producing gastric cancer

Fujii, H, Ichikawa, K, Takagaki, T, Nakanishi, Y, Ikegami, M, Hirose, S, ...

Background: α Fetoprotein (AFP) producing gastric cancer is an unusual form of aggressive adenocarcinoma with a complex histological picture, including enteroblastic and hepatoid differentiation.

An 18-mer peptide derived from the retinal S antigen induces uveitis and pinealitis in primates.

Hirose, S, Singh, V K, Donoso, L A, Shinohara, T, Kotake, S, Tanaka, T, ...

S-antigen, a photoreceptor cell protein, induces a predominantly T-cell mediated autoimmune uveitis in many vertebrate animals, including primates. Because of this activity and the finding of immune...

Regulation of experimental autoimmune uveitis in rats--separation of MHC and non-MHC gene effects.

Hirose, S, Ogasawara, K, Natori, T, Sasamoto, Y, Ohno, S, Matsuda, H, ...

Experimental autoimmune uveitis (EAU) is an organ-specific autoimmune disease and has served as a model of certain ocular inflammatory conditions in man. The present study was aimed at separating the...

Genetic regulation of hypergammaglobulinaemia and the correlation to autoimmune traits in (NZB X NZW) F1 hybrid.

Hirose, S, Sekigawa, I, Ozaki, S, Sato, H, Shirai, T

To determine the inheritance patterns of both IgM class and IgG class hypergammaglobulinaemias, the locations of genes and the relations of these genes to other autoimmune traits in NZB X NZW (B/W)...

Genetic studies on the skin lupus band test in New Zealand mice.

Furukawa, F, Maruyama, N, Yoshida, H, Hamashima, Y, Hirose, S, Shirai, T

We found that the lupus band test (LBT) is frequently positive in the tail skin in NZB and NZB X NZW (B/W) F1 hybrid mice. Genetic mode of development of this positivity was investigated in female...

The change in C3b receptors on erythrocytes from patients with systemic lupus erythematosus.

Yoshida, K, Yukiyama, Y, Hirose, S, Miyamoto, T

A deficiency of C3b receptors (CR1) on erythrocytes from patients with systemic lupus erythematosus (SLE) has already been reported and assumed to be one of the causes of the impaired immune complex...

Inhibitory effect of interleukin-16 on interleukin-2 production by CD4+ T cells

Ogasawara, H, Takeda-Hirokawa, N, Sekigawa, I, Hashimoto, H, Kaneko, Y, Hirose, S

Signalling through CD4 by human immunodeficiency virus (HIV)-1 envelope glycoprotein (gpl20) and/or anti-CD4 antibodies can promote T-cell activation and anergy. Interleukin (IL)-16 is a competence...