Y. Iwamoto

Publication List Details

Period

1988 - 2007

Number

37

Co-Authors

Development of a quasi-monoenergetic neutron field using the 7Li(p,n)7Be reaction in the energy range from 250 to 390 MeV at RCNP (2007)

Taniguchi, S., Nakao, N., Nakamura, T., Yashima, H., Iwamoto, Y., Satoh, D., ...

A quasi-monoenergetic neutron field using the 7Li(p,n)7Be reaction has been developed at the ring cyclotron facility at the Research Center for Nuclear Physics (RCNP), Osaka University. Neutrons were...

Effects of different corticosteroids on the development of osteonecrosis in rabbits (2005)

Miyanishi, K., Yamamoto, T., Irisa, T., Motomura, G., Jingushi, S., Sueishi, K., ...

Objectives. Osteonecrosis (ON) of the femoral head is a devastating complication occurring in patients receiving corticosteroid treatment. This study examined the effect of three corticosteroids on...

Effects of different corticosteroids on the development of osteonecrosis in rabbits (2004)

Miyanishi, K., Yamamoto, T., Irisa, T., Motomura, G., Jingushi, S., Sueishi, K., ...

Objectives. Osteonecrosis (ON) of the femoral head is a devastating complication occurring in patients receiving corticosteroid treatment. This study examined the effect of three corticosteroids on...

Effects of different corticosteroids on the development of osteonecrosis in rabbits (2004)

Miyanishi, K., Yamamoto, T., Irisa, T., Motomura, G., Jingushi, S., Sueishi, K., ...

Objectives. Osteonecrosis (ON) of the femoral head is a devastating complication occurring in patients receiving corticosteroid treatment. This study examined the effect of three corticosteroids on...

The fasting plasma glucose cut-point predicting a diabetic 2-h OGTT glucose level depends on the phenotype. (2002)

Nakagami, T, Qiao, Q, Tuomilehto, J, Balkau, B, Carstensen, B, Tajima, N, ...

To assess the use of fasting plasma glucose (FPG) alone for the screening of diabetes as defined by a 2-h plasma glucose (2-h PG) > or =11.1 mmol/l following a 75-g oral glucose tolerance test, we...

A high low-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio as a potential risk factor for corticosteroid-induced osteonecrosis in rabbits (2001)

Miyanishi, K., Yamamoto, T., Irisa, T., Yamashita, A., Jingushi, S., Noguchi, Y., ...

Objective. This study was designed to determine the potential risk factors for corticosteroid‐induced osteonecrosis (ON) based on lipid metabolism, using a rabbit ON model....

Direct Observation of Microstructure Change During Densification of Silicon Nitride Ceramics With a Novel Characterization Method. (1998)

Iwamoto, Y., Nomura, H., Sugiura, I., Tsubaki, J., Takahashi, H.

A novel characterization method is applied to study the evolution of microstructures during densification of silicon nitride ceramics. This characterization method involves an immersion liquid for...

Microstructure Evolution and Mechanical Strength of Silicon Nitride Ceramics. (1998)

Iwamoto, Y., Nomura, H., Sugiura, I., Tsubaki, J., Takahashi, H.

Microstructure evolution was studied in silicon nitride ceramics by a novel characterization method, and its relevance to the strength was discussed. The characterization method involves an immersion...

Effects of fenbufen on teh pharmacokinetics of sparfloxacinin rats (1992)

Naroa, K., Iwamoto, Y., Tanaka, K., Yamaguchi, T., Sekine, Y.

The effects of fenbufen on the serum concentrations and penetration into the brain and CSF of sparfloxacin (AT-4140), a new quinolone antibacterial agent, were investigated in rats. At designated...

FRACTAL DIMENSION ANALYSIS OF THE BARKHAUSEN NOISE IN Fe-Si AND PERMALLOY (1988)

Yamazaki, H., Iwamoto, Y., Maruyama, H.

Nonlinear response of the magnetization respect to slowly changing magnetic field gives random noise, i.e., the Barkhausen noise, which is measured on Fe-Si and permalloy. Analysis of the...

FRACTAL DIMENSION ANALYSIS OF THE BARKHAUSEN NOISE IN Fe-Si AND PERMALLOY (1988)

Yamazaki, H., Iwamoto, Y., Maruyama, H.

Nonlinear response of the magnetization respect to slowly changing magnetic field gives random noise, i.e., the Barkhausen noise, which is measured on Fe-Si and permalloy. Analysis of the...

FRACTAL DIMENSION ANALYSIS OF THE BARKHAUSEN NOISE IN Fe-Si AND PERMALLOY (1988)

Yamazaki, H., Iwamoto, Y., Maruyama, H.

Nonlinear response of the magnetization respect to slowly changing magnetic field gives random noise, i.e., the Barkhausen noise, which is measured on Fe-Si and permalloy. Analysis of the...

Partial characterization of an interleukin-1-like factor in human gingival crevicular fluid from patients with chronic inflammatory periodontal disease.

Kabashima, H, Maeda, K, Iwamoto, Y, Hirofuji, T, Yoneda, M, Yamashita, K, ...

A significant level of interleukin-1-(IL-1)-like activity was detected in gingival crevicular fluid obtained from sites in patients with chronic inflammatory periodontal disease, confirming a...

An interleukin-1 inhibitor in gingival crevicular fluid of patients with chronic inflammatory periodontal disease.

Kabashima, H, Maeda, K, Iribe, H, Yamashita, K, Hirofuji, T, Iwamoto, Y, ...

The gingival crevicular fluid of a patient(s) with marginal periodontal disease contained an activity inhibitory to interleukin-1 (IL-1). The inhibitory activity could be detected after the depletion...

Experimental Borrelia burgdorferi infection of outbred mice.

Masuzawa, T, Beppu, Y, Kawabata, H, Yanagihara, Y, Iwamoto, Y, Shimizu, T, ...

Infectivity of Borrelia burgdorferi strain 297 in normal outbred ddY mice was examined. Strain 297 was inoculated intraperitoneally in 3-week-old outbred ddY mice. B. burgdorferi was routinely...

Immunological characteristics of the glycolipid antigen of Leptospira interrogans serovar lai.

Masuzawa, T, Nakamura, R, Shimizu, T, Iwamoto, Y, Morita, T, Yanagihara, Y

The protective antigen (PAg), a glycolipid substance, was extracted from Leptospira interrogans serovar lai strain 017 with a chloroform-methanol-water (1:2:0.8 [vol/vol/vol]) solution and partially...

Structurally abnormal insulin in a diabetic patient. Characterization of the mutant insulin A3 (Val----Leu) isolated from the pancreas.

Sakura, H, Iwamoto, Y, Sakamoto, Y, Kuzuya, T, Hirata, H

We have recently identified a diabetic patient with marked fasting hyperinsulinemia. Family study revealed that the abnormality was an autosomal dominant trait. High-performance liquid chromatography...

EWS-Fli1 antisense oligodeoxynucleotide inhibits proliferation of human Ewing's sarcoma and primitive neuroectodermal tumor cells.

Tanaka, K, Iwakuma, T, Harimaya, K, Sato, H, Iwamoto, Y

The translocation t(11;22) is a common chromosomal abnormality detected both in Ewing's sarcoma and in primitive neuroectodermal tumor cells. The translocation results in an EWS-Fli1 fusion gene,...

Partial characterization of an interleukin-1-like factor in human gingival crevicular fluid from patients with chronic inflammatory periodontal disease.

Kabashima, H, Maeda, K, Iwamoto, Y, Hirofuji, T, Yoneda, M, Yamashita, K, ...

A significant level of interleukin-1-(IL-1)-like activity was detected in gingival crevicular fluid obtained from sites in patients with chronic inflammatory periodontal disease, confirming a...

An interleukin-1 inhibitor in gingival crevicular fluid of patients with chronic inflammatory periodontal disease.

Kabashima, H, Maeda, K, Iribe, H, Yamashita, K, Hirofuji, T, Iwamoto, Y, ...

The gingival crevicular fluid of a patient(s) with marginal periodontal disease contained an activity inhibitory to interleukin-1 (IL-1). The inhibitory activity could be detected after the depletion...

Experimental Borrelia burgdorferi infection of outbred mice.

Masuzawa, T, Beppu, Y, Kawabata, H, Yanagihara, Y, Iwamoto, Y, Shimizu, T, ...

Infectivity of Borrelia burgdorferi strain 297 in normal outbred ddY mice was examined. Strain 297 was inoculated intraperitoneally in 3-week-old outbred ddY mice. B. burgdorferi was routinely...

Immunological characteristics of the glycolipid antigen of Leptospira interrogans serovar lai.

Masuzawa, T, Nakamura, R, Shimizu, T, Iwamoto, Y, Morita, T, Yanagihara, Y

The protective antigen (PAg), a glycolipid substance, was extracted from Leptospira interrogans serovar lai strain 017 with a chloroform-methanol-water (1:2:0.8 [vol/vol/vol]) solution and partially...

Structurally abnormal insulin in a diabetic patient. Characterization of the mutant insulin A3 (Val----Leu) isolated from the pancreas.

Sakura, H, Iwamoto, Y, Sakamoto, Y, Kuzuya, T, Hirata, H

We have recently identified a diabetic patient with marked fasting hyperinsulinemia. Family study revealed that the abnormality was an autosomal dominant trait. High-performance liquid chromatography...

EWS-Fli1 antisense oligodeoxynucleotide inhibits proliferation of human Ewing's sarcoma and primitive neuroectodermal tumor cells.

Tanaka, K, Iwakuma, T, Harimaya, K, Sato, H, Iwamoto, Y

The translocation t(11;22) is a common chromosomal abnormality detected both in Ewing's sarcoma and in primitive neuroectodermal tumor cells. The translocation results in an EWS-Fli1 fusion gene,...

Increased level of apolipoprotein B/apolipoprotein A1 ratio as a potential risk for osteonecrosis

Miyanishi, K., Yamamoto, T., Irisa, T., Noguchi, Y., Sugioka, Y., Iwamoto, Y.

OBJECTIVE—This study was performed to investigate whether a high ratio of apolipoprotein B to apolipoprotein A1 (apo B/apo A1 ratio) is significantly associated with the risk of developing...

Fibroblasts from the inner granulation tissue of the pseudocapsule in hips at revision arthroplasty induce osteoclast differentiation, as do stromal cells

Sakai, H, Jingushi, S, Shuto, T, Urabe, K, Ikenoue, T, Okazaki, K, ...

Background: It has previously been shown that many osteoclast precursors are included in the granulation tissue within the pseudocapsule obtained at revision arthroplasty from hips with osteolysis....

Immunohistochemical analysis of E-cadherin, α-catenin, ß-catenin, γ-catenin, and neural cell adhesion molecule (NCAM) in chordoma

Naka, T, Oda, Y, Iwamoto, Y, Shinohara, N, Chuman, H, Fukui, M, ...

Aims—the epithelioid features seen in chordoma are unique among mesenchymal tumours. However, no detailed analysis regarding cell–cell communication has been conducted in this epithelioid tumour....

JAPANESE CORPORATE TAX POLCY AND DIRECT INVESTMENT ABROAD.

IWAMOTO, Y.

fiscal policy ; investments ; capital movements

Inhibition of angiogenesis, tumour growth and experimental metastasis of human fibrosarcoma cells HT1080 by a multimeric form of the laminin sequence Tyr-Ile-Gly-Ser-Arg (YIGSR).

Iwamoto, Y., Nomizu, M., Yamada, Y., Ito, Y., Tanaka, K., Sugioka, Y.

A multimeric peptide, Ac-Y16, consisting of 16 YIGSR sequences from laminin was evaluated for its effect on experimental metastasis, angiogenesis and tumour growth of HT1080 human fibrosarcoma cells....

Downregulation and forced expression of EWS-Fli1 fusion gene results in changes in the expression of G 1 regulatory genes

Matsumoto, Y, Tanaka, K, Nakatani, F, Matsunobu, T, Matsuda, S, Iwamoto, Y

Chromosomal translocation t(11;22)(q24:q12) is detected in approximately 90% of tumours of the Ewing family (ET). This translocation results in EWS-Fli1 gene fusion which produces a EWS-Fli1 fusion...

Gemcitabine and vinorelbine followed by docetaxel in patients with advanced non-small-cell lung cancer: a multi-institutional phase II trial of nonplatinum sequential triplet combination chemotherapy (JMTO LC00-02)

Hosoe, S, Komuta, K, Shibata, K, Harada, H, Iwamoto, Y, Ohsaki, Y, ...

To evaluate the efficacy and toxicity of the sequential nonplatinum combination chemotherapy consisting of gemcitabine (GEM) and vinorelbine (VNR) followed by docetaxel (DOC) in patients with...