K. Okazaki

Publication List Details

Period

1996 - 2007

Number

92

Co-Authors

Effects of high-intensity interval walking training on physical fitness and blood pressure in middle-aged and older people (2007)

Nemoto, K, Gen-no, H, Masuki, S, Okazaki, K, Nose, H

Reproduced from Mayo Clin Proc., with permission), permission is hereby granted to place a pdf of Nemoto, K et al. Effects of high-intensity interval walking training on physical fitness and blood...

Role of electron-electron and electron-phonon interaction effects in the optical conductivity of VO_2 (2006)

Okazaki, K., Sugai, S., Muraoka, Y., Hiroi, Z.

We have investigated the charge dynamics of VO_2 by optical reflectivity measurements. Optical conductivity clearly shows a metal-insulator transition. In the metallic phase, a broad Drude-like...

Role of electron-electron and electron-phonon interaction effect in the optical conductivity of VO2 (2006)

Okazaki, K., Sugai, S., Muraoka, Y., Hiroi, Z.

We have investigated the charge dynamics of VO2 by optical reflectivity measurements. Optical conductivity clearly shows a metal-insulator transition. In the metallic phase, a broad Drude-like...

Developmental changes of plant affecting primary photosynthate distribution in rice leaves (2006)

Shinano, T., Ando, K., Okazaki, K., Osaki, M.

Developmental changes of plant in the regulation of photosynthate distribution of leaves were studied in hydroponically cultivated rice by the 14CO2 tracer technique and analysis of the activity of...

Developmental changes of plant affecting primary photosynthate distribution in rice leaves (2006)

Shinano, T., Ando, K., Okazaki, K., Osaki, M.

Developmental changes of plant in the regulation of photosynthate distribution of leaves were studied in hydroponically cultivated rice by the 14CO2 tracer technique and analysis of the activity of...

Hole-doping-induced changes in the electronic structure of La$_{1-x}$Sr$_x$FeO$_3$ : soft x-ray photoemission and absorption study of epitaxial thin films (2004)

Wadati, H., Kobayashi, D., Kumigashira, H., Okazaki, K., Mizokawa, T., Fujimori, A., ...

We have studied the electronic structure of epitaxially grown thin films of La$_{1-x}$Sr$_x$FeO$_3$ by {\it in-situ} photoemission spectroscopy (PES) and x-ray absorption spectroscopy (XAS)...

Photoemission study of the metal-insulator transition in VO_2/TiO_2(001) : Evidence for strong electron-electron and electron-phonon interaction (2003)

Okazaki, K., Wadati, H., Fujimori, A., Onoda, M., Muraoka, Y., Hiroi, Z.

We have made a detailed temperature-dependent photoemission study of VO_2/TiO_2(001) thin films, which show a metal-insulator transition at \sim 300 K. Clean surfaces were obtained by annealing the...

Angle-resolved photoemission study of quasi-one-dimensional superconductor $\beta$-Na$_{0.33}$V$_2$O$_5$ (2003)

Okazaki, K., Fujimori, A., Yamauchi, T., Ueda, Y.

We have studied the electronic structure of $\beta$-Na$_{0.33}$V$_2$O$_5$, which becomes a superconductor under pressure, by angle-resolved photoemission spectroscopy. Clear band dispersions is...

In situ photoemission study of the room-temperature ferromagnet ZnGeP_2:Mn (2003)

Ishida, Y., Sarma, D. D., Okazaki, K., Okabayashi, J., Hwang, J. I., Ott, H., ...

The chemical states of the ZnGeP$_{2}$:Mn interface, which shows ferromagnetism above room-temperature, has been studied by photoemission spectroscopy. Mn deposition on the ZnGeP$_2$ substrate heated...

Crossover in the nature of the metallic phases in the perovskite-type RNiO_3 (2002)

Okazaki, K., Mizokawa, T., Fujimori, A., Sampathkumaran, E. V., Martinez-Lope, M. J., Alonso, J. A.

We have measured the photoemission spectra of Nd$_{1-x}$Sm$_{x}$NiO$_{3}$, where the metal-insulator transition and the N\'{e}el ordering occur at the same temperature for $x \lesssim 0.4$ and the...

Stress Corrosion of Ceramic Materials. (2002)

Freiman, Stephen W., Michalske, Terry A., Pohanka, R. C., Okazaki, K., Tashiro, S.

This report describes the results of an experimental program to investigate mechanisms of stress corrosion in glasses and ceramics and to determine effects of composition and microstructure on the...

Photoemission study of the skutterudite compounds Co(Sb$_{1-x}$Te$_{x}$)$_3$ and RhSb$_3$ (2001)

Ishii, H., Okazaki, K., Fujimori, A., Nagamoto, Y., Koyanagi, T., Sofo, J. O.

We have studied the electronic structure of the skutterudite compounds Co(Sb$_{1-x}$Te$_{x}$)$_3$ (x= 0, 0.02, 0.04) by photoemission spectroscopy. Valence-band spectra revealed that Sb 5p states are...

Evaluation of radioinduced damage and repair capacity in blood lymphocytes of breast cancer patients (2001)

Nascimento,P.A., Da Silva,M.A., Oliveira,E.M., Suzuki,M.F., Okazaki,K.

Genetic damage caused by ionizing radiation and repair capacity of blood lymphocytes from 3 breast cancer patients and 3 healthy donors were investigated using the comet assay. The comets were...

Theory of Nuclear Reactions Leading to Superheavy Elements (1999)

Abe, Y., Okazaki, K., Aritomo, Y., Wada, T., Ohta, M.

Dynamical reaction theory is presented for synthesis of superheavy elements. Characteristic features of formation and surviving are discussed, which combinedly determine final residue cross sections...

Theoretical predictions of residues cross sections of superheavy elements (1999)

Abe, Y., Okazaki, K., Aritomo, Y., Tokuda, T., Wada, T., Ohta, M.

Dynamical reaction theories are reviewed for synthesis of superheavy elements. Characteristic features of formation and surviving are discussed with reference to possible incident channels....

Grain Growth and Its Kinetics of Nanophase Niobium Aluminide Produced by Mechanical Alloying. (1998)

Kawanishi, S., Isonishi, K., Okazaki, K.

An investigation of grain growth and it kinetics of nanophase nbal(sub 3) powder produced by mechanical alloying, has been conducted. isochronal and isothermal annealings were performed. results show...

Formation of Nanophase Niobium Aluminide by Mechanical Alloying. (1998)

Kawanishi, S., Isonishi, K., Okazaki, K.

The phase formation in the mechanical alloying processing of nb,al and ti powders has been studied. mechanical alloying in a ball mill reduced the powder particle size. nbal(sub 3) phase with grain...

Silicon Carbide/Carbon Composite Sheets Derived from PCS/Coal-Tar Pitch Mixtures. (1998)

Kawamura, K., Ono, M., Okazaki, K.

Silicon carbide/carbon (SiC/C) composite sheets of 0.1-0.3 mm thickness were made from tape-cast green sheets of PCS/preheated coal-tar pitch/binder/plasticizer mixtures by heat treatment in nitrogen...

Development of immuno-PCR for diagnosis of bovine herpesvirus 1 infection. (1996)

Mweene, A.S., Ito, T., Okazaki, K., Ono, E., Shimizu, Y., Kida, H., ...

A highly sensitive immuno-PCR method specific for the detection of antigens of and antibodies to bovine herpesvirus 1 was established. This assay attained a high sensitivity of up to 10(7.0) times...

Development of immuno-PCR for diagnosis of bovine herpesvirus 1 infection. (1996)

Mweene, A.S., Ito, T., Okazaki, K., Ono, E., Shimizu, Y., Kida, H.

A highly sensitive immuno-PCR method specific for the detection of antigens of and antibodies to bovine herpesvirus 1 was established. This assay attained a high sensitivity of up to 10(7.0) times...

Mechanisms of expression of herpes simplex virus-common surface antigens in clonal cells of a herpes simplex virus type 2-transformed line.

Okazaki, K, Ohnishi, Y, Yoshida, N, Kimura, S

Rabbit antiserum hyperimmune to herpes simplex virus type 1 was used to study the expression of herpes simplex virus type-common surface antigens (CSA) by indirect immunofluorescence tests in three...

Absence of DNA in peroxisomes of Candida tropicalis.

Kamiryo, T, Abe, M, Okazaki, K, Kato, S, Shimamoto, N

Yeast peroxisomes were purified to near homogeneity from cells of Candida tropicalis grown on oleic acid for the purpose of examining the possible presence of DNA in this organelle. The purification...

Development of immuno-PCR for diagnosis of bovine herpesvirus 1 infection.

Mweene, A S, Ito, T, Okazaki, K, Ono, E, Shimizu, Y, Kida, H

A highly sensitive immuno-PCR method specific for the detection of antigens of and antibodies to bovine herpesvirus 1 was established. This assay attained a high sensitivity of up to 10(7.0) times...

Degradation of c-Fos by the 26S proteasome is accelerated by c-Jun and multiple protein kinases.

Tsurumi, C, Ishida, N, Tamura, T, Kakizuka, A, Nishida, E, Okumura, E, ...

c-Fos is associated with c-Jun to increase the transcription of a number of target genes and is a nuclear proto-oncoprotein with a very short half-life. This instability of c-Fos may be important in...

The extracellular signal-regulated kinase pathway phosphorylates AML1, an acute myeloid leukemia gene product, and potentially regulates its transactivation ability.

Tanaka, T, Kurokawa, M, Ueki, K, Tanaka, K, Imai, Y, Mitani, K, ...

AML1 (also called PEBP2alphaB, CBFA2, or CBFalpha2) is one of the most frequently disrupted genes in chromosome abnormalities seen in human leukemias. It has been reported that AML1 plays several...

Identification of an amino acid that defines the fusogenicity of mumps virus.

Tanabayashi, K, Takeuchi, K, Okazaki, K, Hishiyama, M, Yamada, A

Recombinant cDNA clones representing the fusion (F) and hemagglutinin-neuraminidase (HN) proteins of two mumps virus strains different in fusogenicity were constructed. Upon transfection of COS7...

Adhesion of Helicobacter pylori to gastric epithelial cells in primary cultures obtained from stomachs of various animals.

Kobayashi, Y, Okazaki, K, Murakami, K

Of 35 strains of Helicobacter pylori tested, 5 were found to adhere well to HEp-2 cells. We selected three of these adhesive strains and four from the remaining strains to examine their ability to...

Two acyl-coenzyme A oxidases in peroxisomes of the yeast Candida tropicalis: primary structures deduced from genomic DNA sequence.

Okazaki, K, Takechi, T, Kambara, N, Fukui, S, Kubota, I, Kamiryo, T

We report the complete nucleotide sequence of two genes encoding major peroxisomal polypeptides (PXPs) of Candida tropicalis. One, POX4, encodes PXP-4, which is the most abundant polypeptide in cells...

The ste4+ gene, essential for sexual differentiation of Schizosaccharomyces pombe, encodes a protein with a leucine zipper motif.

Okazaki, N, Okazaki, K, Tanaka, K, Okayama, H

Ste4- mutants of Schizosaccharomyces pombe are unable to undergo both mating and meiosis. We have cloned the ste4+ gene and its cDNA. The gene encodes a 264 amino acid protein with a typical leucine...

High-frequency transformation method and library transducing vectors for cloning mammalian cDNAs by trans-complementation of Schizosaccharomyces pombe.

Okazaki, K, Okazaki, N, Kume, K, Jinno, S, Tanaka, K, Okayama, H

We describe a highly efficient alkali cation method and library transducing vectors for cloning mammalian cDNAs by trans-complementation of fission yeast Schizosaccharomyces pombe mutants. cDNA...

Effect of actinomycin D on the expression of herpes simplex virus-common surface antigen in cells transformed by herpes simplex virus type 2.

Kimura, S, Okazaki, K, Yoshida, N, Ohnishi, Y

Using rabbit antiserum hyperimmune to herpes simplex virus (HSV) type 1, the expression of HSV-common surface antigen(s) was studied by indirect immunofluorescence tests in cells transformed by HSV...

HMG1-related DNA-binding protein isolated with V-(D)-J recombination signal probes.

Shirakata, M, Hüppi, K, Usuda, S, Okazaki, K, Yoshida, K, Sakano, H

In order to isolate cDNA clones for DNA-binding components of the V-(D)-J recombinase, phage libraries from a pre-B-cell line were screened with a radiolabeled probe containing recombination signal...

High-level expression and molecular cloning of genes encoding Candida tropicalis peroxisomal proteins.

Kamiryo, T, Okazaki, K

The development of peroxisomes in the cells of Candida tropicalis grown on oleic acid was accompanied by a markedly high expression of peroxisomal proteins. On the basis of this finding, the nuclear...

The Mos/MAP kinase pathway stabilizes c-Fos by phosphorylation and augments its transforming activity in NIH 3T3 cells.

Okazaki, K, Sagata, N

The c-mos proto-oncogene product, Mos, is a serine/threonine kinase that can activate ERK1 and 2 mitogen-activated protein (MAP) kinases by direct phosphorylation of MAPK/ERK kinase (MEK). ERK...

A zinc finger protein controls the onset of premeiotic DNA synthesis of fission yeast in a Mei2-independent cascade.

Sugiyama, A, Tanaka, K, Okazaki, K, Nojima, H, Okayama, H

In the fission yeast Schizosaccharomyces pombe, meiosis is initiated by the action of Mei2 in a complex cascade activated following conjugation. We have isolated a new gene named rep1+ that is...

Suppression of DNA replication via Mos function during meiotic divisions in Xenopus oocytes.

Furuno, N, Nishizawa, M, Okazaki, K, Tanaka, H, Iwashita, J, Nakajo, N, ...

Meiosis is characterized by the absence of DNA replication between the two successive divisions. In Xenopus eggs, the ability to replicate DNA develops during meiotic maturation, but is normally...

Degradation of Mos by the N-terminal proline (Pro2)-dependent ubiquitin pathway on fertilization of Xenopus eggs: possible significance of natural selection for Pro2 in Mos.

Nishizawa, M, Furuno, N, Okazaki, K, Tanaka, H, Ogawa, Y, Sagata, N

The c-mos proto-oncogene product (Mos), an essential component of the cytostatic factor responsible for meiotic arrest in vertebrate eggs, undergoes specific proteolysis soon after fertilization or...

Thymocyte circular DNA excised from T cell receptor alpha-delta gene complex.

Okazaki, K, Sakano, H

We have characterized thymocyte circular DNA excised from the T cell receptor alpha-delta gene complex. Some delta gene clones contained unusual recombinant structures derived from V-(D)-J joining:...

DNA sequences responsible for tissue-specific expression of a chicken alpha-crystallin gene in mouse lens cells.

Okazaki, K, Yasuda, K, Kondoh, H, Okada, T S

We have studied the DNA sequences required for high-level expression of a cloned chicken alpha-crystallin gene by introducing a hybrid alpha/delta-crystallin gene into nuclei of mouse lens epithelial...

The 'second-codon rule' and autophosphorylation govern the stability and activity of Mos during the meiotic cell cycle in Xenopus oocytes.

Nishizawa, M, Okazaki, K, Furuno, N, Watanabe, N, Sagata, N

The c-mos proto-oncogene product, Mos, functions in both early (germinal vesicle breakdown) and late (metaphase II arrest) steps during meiotic maturation in Xenopus oocytes. In the early step, Mos...

Differential occurrence of CSF-like activity and transforming activity of Mos during the cell cycle in fibroblasts.

Okazaki, K, Nishizawa, M, Furuno, N, Yasuda, H, Sagata, N

The Xenopus c-mos proto-oncogene product, Mosxe, possesses cytostatic factor (CSF) activity to arrest maturing oocytes in metaphase II and has weak transforming activity in mouse NIH3T3 cells. We...

A new cdc gene required for S phase entry of Schizosaccharomyces pombe encodes a protein similar to the cdc 10+ and SWI4 gene products.

Tanaka, K, Okazaki, K, Okazaki, N, Ueda, T, Sugiyama, A, Nojima, H, ...

We have isolated a new cell division cycle gene (res1+) required for entry into S phase, as a multicopy dual suppressor of the pat1 and cdc10 mutants of the fission yeast Schizosaccharomyces pombe....

S100 beta is a target protein of neurocalcin delta, an abundant isoform in glial cells.

Okazaki, K, Obata, N H, Inoue, S, Hidaka, H

To clarify the function of neurocalcin delta, an isoform found abundantly in glial cells, we attempted to find its target proteins by using neurocalcin delta-affinity chromatography and the...

A synthetic peptide deduced from the sequence in the cross-region of laminin A chain mediates neurite outgrowth, cell attachment and heparin binding.

Tashiro, K, Nagata, I, Yamashita, N, Okazaki, K, Ogomori, K, Tashiro, N, ...

Synthetic peptides from the cross-region of the laminin A chain were prepared and tested for their biological activities, especially for neurite outgrowth. A synthetic 8-mer peptide (designated...

Sequence and structural diversity of the S locus genes from different lines with the same self-recognition specificities in Brassica oleracea.

Kusaba, M, Matsushita, M, Okazaki, K, Satta, Y, Nishio, T

Self-incompatibility (SI) is a mechanism for preventing self-fertilization in flowering plants. In Brassica, it is controlled by a single multi-allelic locus, S, and it is believed that two highly...

Mechanisms of expression of herpes simplex virus-common surface antigens in clonal cells of a herpes simplex virus type 2-transformed line.

Okazaki, K, Ohnishi, Y, Yoshida, N, Kimura, S

Rabbit antiserum hyperimmune to herpes simplex virus type 1 was used to study the expression of herpes simplex virus type-common surface antigens (CSA) by indirect immunofluorescence tests in three...

Absence of DNA in peroxisomes of Candida tropicalis.

Kamiryo, T, Abe, M, Okazaki, K, Kato, S, Shimamoto, N

Yeast peroxisomes were purified to near homogeneity from cells of Candida tropicalis grown on oleic acid for the purpose of examining the possible presence of DNA in this organelle. The purification...

Development of immuno-PCR for diagnosis of bovine herpesvirus 1 infection.

Mweene, A S, Ito, T, Okazaki, K, Ono, E, Shimizu, Y, Kida, H

A highly sensitive immuno-PCR method specific for the detection of antigens of and antibodies to bovine herpesvirus 1 was established. This assay attained a high sensitivity of up to 10(7.0) times...

Degradation of c-Fos by the 26S proteasome is accelerated by c-Jun and multiple protein kinases.

Tsurumi, C, Ishida, N, Tamura, T, Kakizuka, A, Nishida, E, Okumura, E, ...

c-Fos is associated with c-Jun to increase the transcription of a number of target genes and is a nuclear proto-oncoprotein with a very short half-life. This instability of c-Fos may be important in...

The extracellular signal-regulated kinase pathway phosphorylates AML1, an acute myeloid leukemia gene product, and potentially regulates its transactivation ability.

Tanaka, T, Kurokawa, M, Ueki, K, Tanaka, K, Imai, Y, Mitani, K, ...

AML1 (also called PEBP2alphaB, CBFA2, or CBFalpha2) is one of the most frequently disrupted genes in chromosome abnormalities seen in human leukemias. It has been reported that AML1 plays several...

Identification of an amino acid that defines the fusogenicity of mumps virus.

Tanabayashi, K, Takeuchi, K, Okazaki, K, Hishiyama, M, Yamada, A

Recombinant cDNA clones representing the fusion (F) and hemagglutinin-neuraminidase (HN) proteins of two mumps virus strains different in fusogenicity were constructed. Upon transfection of COS7...

Adhesion of Helicobacter pylori to gastric epithelial cells in primary cultures obtained from stomachs of various animals.

Kobayashi, Y, Okazaki, K, Murakami, K

Of 35 strains of Helicobacter pylori tested, 5 were found to adhere well to HEp-2 cells. We selected three of these adhesive strains and four from the remaining strains to examine their ability to...

Two acyl-coenzyme A oxidases in peroxisomes of the yeast Candida tropicalis: primary structures deduced from genomic DNA sequence.

Okazaki, K, Takechi, T, Kambara, N, Fukui, S, Kubota, I, Kamiryo, T

We report the complete nucleotide sequence of two genes encoding major peroxisomal polypeptides (PXPs) of Candida tropicalis. One, POX4, encodes PXP-4, which is the most abundant polypeptide in cells...