S. Sakamoto

Publication List Details

Period

1972 - 2009

Number

69

Co-Authors

NBS1 Prevents Chromatid-Type Aberrations through ATM-Dependent Interactions with SMC1 (2008)

A. Antoccia, S. Sakamoto, S. Matsuura, H. Tauchi, K. Komatsu

Antoccia, A., Sakamoto, S., Matsuura, S., Tauchi, H. and Komatsu, K., NBS1 Prevents Chromatid-Type Aberrations through ATM-Dependent Interactions with SMC1. Radiat. Res. 170, 345–352...

ASTE CO(3--2) Observations of the Southern Barred Spiral Galaxy NGC 986: a Large Gaseous Bar Filled with Dense Molecular Medium (2008)

Kohno, K., Tosaki, T., Miura, R., Muraoka, K., Sawada, T., Nakanishi, K., ...

We present CO(3-2) emission observations toward the 3'x3' (or 20x20kpc at a distance of 23Mpc) region of the southern barred spiral galaxy NGC 986 using the Atacama Submillimeter Telescope Experiment...

Intrathecal betamethasone for cancer pain in the lower half of the body: a study of its analgesic efficacy and safety (2007)

Taguchi, H., Oishi, K., Sakamoto, S., Shingu, K.

Background Sufficient analgesia for cancer pain is sometimes difficult to achieve with conventional treatments. We aimed at investigating the analgesic efficacy and safety of intrathecal...

Intrathecal betamethasone for cancer pain in the lower half of the body: a study of its analgesic efficacy and safety (2007)

Taguchi, H., Oishi, K., Sakamoto, S., Shingu, K.

Background Sufficient analgesia for cancer pain is sometimes difficult to achieve with conventional treatments. We aimed at investigating the analgesic efficacy and safety of intrathecal...

Aperture Synthesis CO(J=1-0) Observations and Near-Infrared Photometry of the Non-Barred Seyfert Galaxy NGC 5033 (2003)

Kohno, K., Vila-Vilaro, B., Sakamoto, S., Kawabe, R., Ishizuki, S., Matsushita, S.

Aperture synthesis observations of CO(J=1-0) emission and near-infrared broad-band photometry of the non-barred Seyfert galaxy NGC 5033 (D = 18.7 Mpc) were performed. Our 3".9 x 3".6 resolution CO...

Voltage-biased I-V characteristics in the multi-Josephson junction model of high T$_c$ superconductor (1999)

Sakamoto, S., Matsumoto, H., Koyama, T., Machida, M.

By use of the multi-Josephson junction model, we investigate voltage-biased I-V characteristics. Differently from the case of the single junction, I-V characteristics show a complicated behavior due...

Simulation of I-V Hysteresis Branches in An Intrinsic Stack of Josephson Junctions in High $T_c$ Superconductors (1999)

Matsumoto, H., Sakamoto, S., Wajima, F., Koyama, T., Machida, M.

I-V characteristics of the high T$_c$ superconductor Bi$_2$Sr$_2$Ca$_1$C$_2$O$_8$ shows a strong hysteresis, producing many branches. The origin of hysteresis jumps is studied by use of the model of...

Gestational changes in endothelin-1-induced receptors and myometrial contractions in rat (1999)

Sakamoto, S., Aso, T., Masuda, H., Goto, M., Tamaoki, S., Azuma, H.

The present experiments were performed to characterize the gestational changes in endothelin (ET)-1-induced myometrial contractions and ET receptors in rat. ET-1-induced contractions were composed of...

Passive Microwave Measurements of Oceanographic Phenomena, Ice, and Sediments. (1998)

Edgerton,A. T., Trexler,D. T., Poe,G. A., Stogryn,A., Sakamoto,S.

Airborne measurements were conducted off the Northern California coast to investigate microwave emission as a function of wave conditions. The measurements were performed at observational wavelengths...

Astros - A Telescope Control System For A Small Radio Telescope (1996)

T. Handa, T. Hasegawa, J. I. Morino, T. Oka, K. Sato, K. Sorai, ...

We developed a telescope control system called ASTROS for the VST1 and VST2, which are specially designed radio telescopes to make a survey and have a 60-cm main dish. ASTROS is designed on the...

K X-rays from anti-protonic hydrogen (1986)

Baker, C A, Batty, C J, Davies, J D, Ferreira Marques, R, ...

In *Thessaloniki 1986, Proceedings, Antiproton 86* 217-222.

Variation and distribution of some cultivated Triticeae and associated weeds collected in Romania (1982)

S. SAKAMOTO, H. KOBAYASHI

Based on the "Preliminary report of comparative studies on the Agrico-Pastoral People in the South Western Eurasia", the results obtained by the research group from the Plant Germplasm Institute,...

Variation and distribution of some cultivated Triticeae and associated weeds collected in Romania (1982)

S. SAKAMOTO, H. KOBAYASHI

Based on the "Preliminary report of comparative studies on the Agrico-Pastoral People in the South Western Eurasia", the results obtained by the research group from the Plant Germplasm Institute,...

Yeast plasmids resembling 2 micron DNA: regional similarities and diversities at the molecular level.

Utatsu, I, Sakamoto, S, Imura, T, Toh-e, A

The nucleotide sequence of two Zygosaccharomyces plasmids, pSB2 (5,415 base pairs), isolated from Zygosaccharomyces bailii, and pSM1 (5,416 base pairs), isolated from Zygosaccharomyces fermentati...

Dynamic determination of kinetic parameters for the interaction between polypeptide hormones and cell-surface receptors in the perfused rat liver by the multiple-indicator dilution method.

Sato, H, Sugiyama, Y, Sawada, Y, Iga, T, Sakamoto, S, Fuwa, T, ...

Hepatic elimination of epidermal growth factor (EGF) via receptor-mediated endocytosis was studied by a multiple-indicator dilution method in the isolated perfused rat liver, in which cell polarity...

Proton nuclear magnetic resonance study on the solution conformation of human epidermal growth factor.

Makino, K, Morimoto, M, Nishi, M, Sakamoto, S, Tamura, A, Inooka, H, ...

This paper describes elucidation of the conformation of the human epidermal growth factor (hEGF) in an aqueous environment, using one- and two-dimensional proton nuclear magnetic resonance methods....

On the mechanism of preferential incorporation of dAMP at abasic sites in translesional DNA synthesis. Role of proofreading activity of DNA polymerase and thermodynamic characterization of model template-primers containing an abasic site.

Ide, H, Murayama, H, Sakamoto, S, Makino, K, Honda, K, Nakamuta, H, ...

DNA polymerase preferentially incorporate dAMP opposite abasic sites (A-rule). The mechanism of the A-rule can be studied by analyzing three dissected stages of the reaction including (i) initial...

Decreased adrenergic neuronal uptake activity in experimental right heart failure. A chamber-specific contributor to beta-adrenoceptor downregulation.

Liang, C S, Fan, T H, Sullebarger, J T, Sakamoto, S

The reduction of myocardial beta-adrenoceptor density in congestive heart failure has been thought to be caused by agonist-induced homologous desensitization. However, recent evidence suggests that...

Modification of T cell receptor beta chain gene: the J2 region but not the J1 region of the T cell receptor beta chain gene is hypomethylated in human B cells and monocytes.

Sakamoto, S, Young, H A

In order to determine the relationship between the generation of a 1.0 kb mRNA and methylation of the T cell receptor beta chain gene, we have analyzed the methylation state of the T cell receptor...

Evidence that proteases are involved in superoxide production by human polymorphonuclear leukocytes and monocytes.

Kitagawa, S, Takaku, F, Sakamoto, S

The possible participation of proteases in superoxide (O2-) production by human polymorphonuclear leukocytes (PMN) and monocytes was explores using various protease inhibitors and substrates....

Synthesis and secretion of human epidermal growth factor by Escherichia coli.

Oka, T, Sakamoto, S, Miyoshi, K, Fuwa, T, Yoda, K, Yamasaki, M, ...

A synthetic gene for human epidermal growth factor (hEGF) was joined to a sequence encoding the signal peptide of Escherichia coli alkaline phosphatase. This hybrid gene was placed under the control...

Genetic mapping using microcell-mediated chromosome transfer suggests a locus for Nijmegen breakage syndrome at chromosome 8q21-24.

Matsuura, S, Weemaes, C, Smeets, D, Takami, H, Kondo, N, Sakamoto, S, ...

Nijmegen breakage syndrome (NBS) is an autosomal recessive disorder characterized by microcephaly, short stature, immunodeficiency, and a high incidence of cancer. Cultured cells from NBS show...

Yeast plasmids resembling 2 micron DNA: regional similarities and diversities at the molecular level.

Utatsu, I, Sakamoto, S, Imura, T, Toh-e, A

The nucleotide sequence of two Zygosaccharomyces plasmids, pSB2 (5,415 base pairs), isolated from Zygosaccharomyces bailii, and pSM1 (5,416 base pairs), isolated from Zygosaccharomyces fermentati...

Dynamic determination of kinetic parameters for the interaction between polypeptide hormones and cell-surface receptors in the perfused rat liver by the multiple-indicator dilution method.

Sato, H, Sugiyama, Y, Sawada, Y, Iga, T, Sakamoto, S, Fuwa, T, ...

Hepatic elimination of epidermal growth factor (EGF) via receptor-mediated endocytosis was studied by a multiple-indicator dilution method in the isolated perfused rat liver, in which cell polarity...

Proton nuclear magnetic resonance study on the solution conformation of human epidermal growth factor.

Makino, K, Morimoto, M, Nishi, M, Sakamoto, S, Tamura, A, Inooka, H, ...

This paper describes elucidation of the conformation of the human epidermal growth factor (hEGF) in an aqueous environment, using one- and two-dimensional proton nuclear magnetic resonance methods....

On the mechanism of preferential incorporation of dAMP at abasic sites in translesional DNA synthesis. Role of proofreading activity of DNA polymerase and thermodynamic characterization of model template-primers containing an abasic site.

Ide, H, Murayama, H, Sakamoto, S, Makino, K, Honda, K, Nakamuta, H, ...

DNA polymerase preferentially incorporate dAMP opposite abasic sites (A-rule). The mechanism of the A-rule can be studied by analyzing three dissected stages of the reaction including (i) initial...

Decreased adrenergic neuronal uptake activity in experimental right heart failure. A chamber-specific contributor to beta-adrenoceptor downregulation.

Liang, C S, Fan, T H, Sullebarger, J T, Sakamoto, S

The reduction of myocardial beta-adrenoceptor density in congestive heart failure has been thought to be caused by agonist-induced homologous desensitization. However, recent evidence suggests that...

Modification of T cell receptor beta chain gene: the J2 region but not the J1 region of the T cell receptor beta chain gene is hypomethylated in human B cells and monocytes.

Sakamoto, S, Young, H A

In order to determine the relationship between the generation of a 1.0 kb mRNA and methylation of the T cell receptor beta chain gene, we have analyzed the methylation state of the T cell receptor...

Evidence that proteases are involved in superoxide production by human polymorphonuclear leukocytes and monocytes.

Kitagawa, S, Takaku, F, Sakamoto, S

The possible participation of proteases in superoxide (O2-) production by human polymorphonuclear leukocytes (PMN) and monocytes was explores using various protease inhibitors and substrates....

Synthesis and secretion of human epidermal growth factor by Escherichia coli.

Oka, T, Sakamoto, S, Miyoshi, K, Fuwa, T, Yoda, K, Yamasaki, M, ...

A synthetic gene for human epidermal growth factor (hEGF) was joined to a sequence encoding the signal peptide of Escherichia coli alkaline phosphatase. This hybrid gene was placed under the control...

Genetic mapping using microcell-mediated chromosome transfer suggests a locus for Nijmegen breakage syndrome at chromosome 8q21-24.

Matsuura, S, Weemaes, C, Smeets, D, Takami, H, Kondo, N, Sakamoto, S, ...

Nijmegen breakage syndrome (NBS) is an autosomal recessive disorder characterized by microcephaly, short stature, immunodeficiency, and a high incidence of cancer. Cultured cells from NBS show...

Intraglomerular deposition of fibrin/fibrinogen-related antigen in children with various renal diseases.

Kamitsuji, H., Sakamoto, S., Matsunaga, T., Taira, K., Kawahara, S., Nakajima, M.

The localization of intraglomerular deposits of fibrin (Fb)/fibrinogen (Fg)-related antigen (FRA) in children with various glomerular diseases was determined by an immunohistopathologic method using...

A variant alkaline phosphatase found in a case of gastric carcinoma with super bone scan.

Kobayashi, F, Ikeda, T, Tozuka, S, Noguchi, O, Fukuma, T, Sakamoto, S, ...

A rare case of gastric carcinoma associated with increased serum variant alkaline phosphatase activities is presented. A 54 year old man had extremely high serum alkaline phosphatase activity (18,607...

Promotion of colorectal neoplasia in experimental murine ulcerative colitis.

Okayasu, I, Ohkusa, T, Kajiura, K, Kanno, J, Sakamoto, S

BACKGROUND: The mechanisms underlying the frequent development of colorectal carcinomas in patients with ulcerative colitis are still unknown. AIMS: To evaluate whether mucosal necrosis and...

Platelet reactivity and its dependence on alpha-adrenergic receptor function in patients with ischaemic heart disease.

Yokoyama, M, Kawashima, S, Sakamoto, S, Akita, H, Okada, T, Mizutani, T, ...

We studied 57 patients admitted to hospital with ischaemic heart disease, including nine patients with variant angina, to evaluate platelet reactivity and its dependence on alpha-adrenergic receptor...

Decreased interleukin 1 activity in culture supernatant of lipopolysaccharide stimulated monocytes from patients with liver cirrhosis and hepatocellular carcinoma.

Yokota, M, Sakamoto, S, Koga, S, Ibayashi, H

Immunoregulatory function of peripheral blood monocytes was studied in patients with hepatocellular carcinoma (HCC) and liver cirrhosis (LC), by assaying interleukin 1 (IL-1) and prostaglandin E2...

Sex difference in the inhaled tartaric acid cough threshold in non-atopic healthy subjects.

Fujimura, M, Sakamoto, S, Kamio, Y, Matsuda, T

The threshold for cough induced by inhaled tartaric acid was measured in 71 non-atopic healthy volunteers. The cough threshold was lower in women than in men, which may be relevant to previous...

Effects of methacholine induced bronchoconstriction and procaterol induced bronchodilation on cough receptor sensitivity to inhaled capsaicin and tartaric acid.

Fujimura, M, Sakamoto, S, Kamio, Y, Matsuda, T

BACKGROUND: The direct effect of bronchoconstriction on cough receptor sensitivity is unknown, and the antitussive effect of beta 2 adrenergic agonists in man has been controversial. This study was...

Effect of inhaled procaterol on cough receptor sensitivity to capsaicin in patients with asthma or chronic bronchitis and in normal subjects.

Fujimura, M, Sakamoto, S, Kamio, Y, Bando, T, Kurashima, K, Matsuda, T

BACKGROUND--To evaluate the effect of inhaled beta 2 adrenergic agonists on the sensitivity of airway cough receptors, the effect of inhaled procaterol on cough induced by aerosolised capsaicin, a...

The effects of ICRF-154 in combination with other anticancer agents in vitro.

Kano, Y., Narita, T., Suzuki, K., Akutsu, M., Suda, K., Sakamoto, S., ...

We studied the effects of ICRF-154 in combination with 11 anticancer agents on four human leukaemia cell lines. Cells were incubated for 3 days in the presence of two drugs (ICRF-154 and one other),...

Characterization of gangliosides in human leucocytes.

Tsuboyama, A., Takaku, F., Sakamoto, S., Kano, Y., Ariga, T., Miyatake, T.

Lipids extracted from leucocyte pellets with chloroform-methanol were applied to a DEAE-Sephadex column an the gangliosides were eluted with 0.2M sodium acetate in methanol. The eluate was desalted...