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Y. Okamoto · SciRah

Researcher profile · Semantic Scholar

Y. Okamoto

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Y. Okamoto — researcher profile on SciRah

h-index: 18
Works: 55
Citations: 934

Most-cited papers

Serologic and molecular studies of Leptospira and leptospirosis among rats in the Philippines.
S. Y. A. Villanueva, H. Ezoe, R. A. Baterna, Y. Yanagihara +8 more
2010American Journal of Tropical Medicine and Hygiene101 citations Open access
Semantic Scholar
Current status of leptospirosis in Japan and Philippines.
Y. Yanagihara, S. Y. A. Villanueva, S. Yoshida, Y. Okamoto +1 more
2007Comparative Immunology, Microbiology & Infectious Diseases94 citations
Semantic Scholar
Borrelia burgdorferi sensu lato, Anaplasma phagocytophilum, Francisella tularensis and their co-infections in host-seeking Ixodes ricinus ticks collected in Serbia
M. Milutinović, T. Masuzawa, S. Tomanović, Ž. Radulović +2 more
2008Experimental & applied acarology84 citations
Semantic Scholar
Denaturing high performance liquid chromatography analysis of the DPYD gene in patients with lethal 5-fluorouracil toxicity.
H. Ezzeldin, Martin R. Johnson, Y. Okamoto, R. Diasio
2003Clinical Cancer Research75 citations
Semantic Scholar
Molecular detection of Anaplasma phagocytophilum and Borrelia burgdorferi in Ixodes ricinus ticks from Istanbul metropolitan area and rural Trakya (Thrace) region of north-western Turkey.
E. Şen, Yoshiyuki Uchishima, Y. Okamoto, T. Fukui +3 more
2011Ticks and Tick-borne Diseases46 citations
Semantic Scholar
A high-throughput denaturing high-performance liquid chromatography method for the identification of variant alleles associated with dihydropyrimidine dehydrogenase deficiency.
H. Ezzeldin, Y. Okamoto, Martin R. Johnson, R. Diasio
2002Analytical Biochemistry45 citations
Semantic Scholar
Age-Dependent Decrease in Serum Transforming Growth Factor (TGF)-Beta 1 in Healthy Japanese Individuals; Population Study of Serum TGF-Beta 1 Level in Japanese
Y. Okamoto, Y. Gotoh, O. Uemura, Soichi Tanaka +2 more
2005Disease Markers44 citations Open access
Semantic Scholar
Detection of Anaplasma phagocytophilum from Wild Boars and Deer in Japan.
T. Masuzawa, Yoshiyuki Uchishima, T. Fukui, Y. Okamoto +3 more
2011Japanese journal of infectious diseases (Print)42 citations Open access
Semantic Scholar
Suppression of interleukin 17 production by Brazilian propolis in mice with collagen-induced arthritis
Mayuri Tanaka, Y. Okamoto, T. Fukui, T. Masuzawa
2011InflammoPharmacology41 citations
Semantic Scholar
Development of a dual color enzyme-linked immunospot assay for simultaneous detection of murine T helper type 1- and T helper type 2-cells.
Y. Okamoto, Tomoko Abe, Takashi Niwa, Shinobu Mizuhashi +1 more
1998Immunopharmacology38 citations
Semantic Scholar
Prevalence of Anaplasma phagocytophilum and its coinfection with Borrelia afzelii in Ixodes ricinus and Ixodes persulcatus ticks inhabiting Tver Province (Russia) - a sympatric region for both tick species.
T. Masuzawa, I. Kharitonenkov, Y. Okamoto, T. Fukui +1 more
2008Journal of Medical Microbiology37 citations Open access
Semantic Scholar
Leptospirosis in Squirrels Imported from United States to Japan
T. Masuzawa, Y. Okamoto, Y. Une, Takahiro Takeuchi +5 more
2006Emerging Infectious Diseases34 citations Open access
Semantic Scholar
Brazilian propolis inhibits the differentiation of Th17 cells by inhibition of interleukin-6-induced phosphorylation of signal transducer and activator of transcription 3
Y. Okamoto, Mayuri Tanaka, T. Fukui, T. Masuzawa
2012Immunopharmacology and immunotoxicology32 citations
Semantic Scholar
PCR detection of Anaplasma phagocytophilum and Borrelia burgdorferi in Ixodes persulcatus ticks in Mongolia.
T. Masuzawa, Shou Masuda, T. Fukui, Y. Okamoto +4 more
2014Japanese journal of infectious diseases (Print)27 citations Open access
Semantic Scholar
Brazilian propolis ameliorates trinitrobenzene sulfonic acid-induced colitis in mice by inhibiting Th1 differentiation.
Y. Okamoto, Takazumi Hara, Tatsuya Ebato, T. Fukui +1 more
2013International Immunopharmacology26 citations
Semantic Scholar
A Novel Nonsense Mutation Associated with an Exon Skipping in a Patient with Hereditary Protein S Deficiency Type I
Y. Okamoto, T. Yamazaki, A. Katsumi, Tetsuhito Kojima +3 more
1996Thrombosis and Haemostasis24 citations
Semantic Scholar
Detection of Anaplasma phagocytophilum and Anaplasma bovis in small wild mammals from Taichung and Kinmen Island, Taiwan.
T. Masuzawa, Yoshiyuki Uchishima, T. Fukui, Y. Okamoto +3 more
2014Japanese journal of infectious diseases (Print)21 citations Open access
Semantic Scholar
Determination of age-related changes in human soluble interleukin 2 receptor in body fluids of normal subjects as a control value against disease states.
Y. Gotoh, Y. Okamoto, O. Uemura, Naoko Mori +3 more
1999Clinica chimica acta; international journal of clinical chemistry18 citations
Semantic Scholar
Inhibition of interleukin 17 production by curcumin in mice with collagen-induced arthritis
Y. Okamoto, Mayuri Tanaka, T. Fukui, T. Masuzawa
201114 citations
Semantic Scholar
Participation of endogenous dehydroepiandrosterone and its sulfate in the pathology of collagen-induced arthritis in mice.
Yoshiharu Kobayashi, N. Tagawa, K. Muraoka, Y. Okamoto +1 more
2003Biological and Pharmaceutical Bulletin14 citations Open access
Semantic Scholar
Serum evaluation of the balance between soluble interleukin-2 and interleukin-4 receptors.
N. Fujita, Y. Okamoto, Y. Gotoh, Yumiko Yada +4 more
2005Cytokine12 citations
Semantic Scholar
Determination of age-related changes in human vascular endothelial growth factor in the serum and urine of healthy subjects.
Y. Okamoto, Takuhito Nagai, Izumi Nakajo, K. Seta +4 more
2008Clinical Laboratory9 citations
Semantic Scholar
Identification of plasma antibody epitopes and gene abnormalities in Japanese hemophilia A patients with factor VIII inhibitor.
T. Sugihara, I. Takahashi, Tetsuhito Kojima, Y. Okamoto +4 more
2000Nagoya journal of medical science8 citations
Semantic Scholar
Dual-color ELISPOT assay for analyzing cytokine balance.
Y. Okamoto, M. Nishida
2005Methods in molecular biology7 citations
Semantic Scholar
Age-Dependent Decrease in Serum Soluble Interferon-Gamma Receptor (sIFN-γR) in Healthy Japanese Individuals; Population Study of Serum sIFN-γR Level in Japanese
Y. Okamoto, K. Seta, Izumi Nakajo, Y. Gotoh +4 more
2008Journal of immunoassay & immunochemistry6 citations
Semantic Scholar
SSCP Screening of the Dihydropyrimidine Dehydrogenase Gene Polymorphisms of the Japanese Population Using a Semi-automated Electrophoresis Unit
Y. Okamoto, A. Ueta, S. Sumi, T. Ito +5 more
2007Biochemical Genetics6 citations
Semantic Scholar
Age-Related Changes of Serum Soluble Interleukin 9 Receptor (sIL-9Rα) in Healthy Subjects
Y. Okamoto, Mayuri Tanaka, Asami Kasahara, Takazumi Hara +4 more
2012Indian Journal of Clinical Biochemistry5 citations Open access
Semantic Scholar
The Presence of A manganese‐rich particle in lysosome of rat pancreas due to excess manganese treatment
Y. Okamoto, Reiko Oshima, K. Inagaki, S. Aita +5 more
1997Biochemistry and molecular biology international4 citations
Semantic Scholar
Urinary Evaluation of the Balance Between the Soluble Interferon-Gamma Receptor (IFN-γR1) and the Interleukin-4 Receptor (IL-4Rα) in Children with Vesicoureteral Reflux
Y. Okamoto, Mayuri Tanaka, Takuhito Nagai, Y. Gotoh +3 more
2009Journal of immunoassay & immunochemistry3 citations
Semantic Scholar
Age‐dependent decreases in serum soluble interleukin‐1 receptor type I (sIL‐1RI) in healthy individuals: a population study of serum sIL‐1RI levels in Japanese subjects
Y. Okamoto, Mayuri Tanaka, Nobuhiro Miyahara, Mie Tanabe +5 more
2009Journal of clinical laboratory analysis (Print)2 citations Open access
Semantic Scholar
Determination of the age-related changes of serum basic fibroblast growth factor (bFGF) level in healthy Japanese subjects.
Y. Okamoto, Mayuri Tanaka, Nobuhiro Miyahara, Mie Tanabe +4 more
2009Clinical Laboratory2 citations
Semantic Scholar
17α-Hydroxylase/C17-20 Lyase Cytochrome P450 mRNA Expressions and Enzyme Activities during the Development of Arthritis in Collagen-Induced Arthritis Mice
N. Tagawa, K. Muraoka, Y. Okamoto, M. Nishida +2 more
20042 citations Open access
Semantic Scholar
An in vitro Study on the Release of Caffeine from an Agar-Jelly Preparation for a Patient with Tremors
M. Hanya, Yu-ichi Itoh, H. Hiraiwa, Toshiharu Arakawa +5 more
19972 citations Open access
Semantic Scholar
A simple quantitative measurement of mRNA of human beta-actin by reverse transcription competitive PCR with a compact digital camera.
Y. Okamoto, Yusuke Hara, Yayoi Katoh, Hiroshi Nagai +1 more
1997Biological and Pharmaceutical Bulletin2 citations Open access
Semantic Scholar
Modulation of Olfactory Perception by Presenting Heat Sensation: Effects of Different Methods on Degree of Olfactory Perception Modulation
Y. Okamoto, H. Matsukura, Kosuke Sato
2021Interacción1 citations
Semantic Scholar
Age-Related Changes in Soluble Vascular Endothelial Growth Factor Receptor 1 (sVEGFR1) and Receptor 2 (sVEGFR2) in Healthy Japanese Subjects
Y. Okamoto, T. Mita, T. Kodama, Y. Gotoh +3 more
2015Indian Journal of Clinical Biochemistry1 citations Open access
Semantic Scholar
DETERMINATION OF SOLUBLE TUMOR NECROSIS FACTOR-α RECEPTOR TYPE I (TNFRI) AND II (TNFRII) IN THE URINE OF HEALTHY JAPANESE SUBJECTS
Y. Okamoto, Mayuri Tanaka, Y. Gotoh, N. Fujita +2 more
2011Journal of immunoassay & immunochemistry1 citations
Semantic Scholar
Urinary evaluation of the balance between soluble interferon-gamma receptor (IFN-gammaR1) and interleukin-4 receptor (IL-4Ralpha).
Y. Okamoto, Izumi Nakajo, K. Seta, Y. Gotoh +4 more
2008International Immunopharmacology1 citations
Semantic Scholar
[Development of the method for analysis of the cytokine balance shift associated with diseases].
Y. Okamoto
2005Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan1 citations Open access
Semantic Scholar
17alpha-hydroxylase/C17-20 lyase cytochrome P450 mRNA expressions and enzyme activities during the development of arthritis in collagen-induced arthritis mice.
N. Tagawa, K. Muraoka, Y. Okamoto, M. Nishida +2 more
2004Biological and Pharmaceutical Bulletin1 citations
Semantic Scholar
Surveillance on Home Health-Care Activities by Pharmacists. Analysis of the Current Status in Nagoya District and the Future Scope for Further Involvement by Community Pharmacy.
A. Usuda, Tsuneji Tatumi, Y. Okamoto, M. Nishida
20011 citations Open access
Semantic Scholar
Cytokine Balance in the Pathogenesis of Rheumatoid Arthritis
Y. Okamoto, M. Nishida
20011 citations
Semantic Scholar
Detection of Interleukin-12 (IL-12)-Secreting Cells in Normal Mice with Enzyme-Linked Immunospot (Elispot) Assay
Y. Okamoto, Y. Gotoh, Yoshiharu Kobayashi, Akira Mizuno +2 more
2000Journal of Immunoassay1 citations
Semantic Scholar
Effect of excessive folic acid intake on the function and the differentiation of regulatory T cells
Y. Okamoto
20200 citations
Semantic Scholar
Coffee suppresses the differentiation of Th17 cells by inhibiting interleukin-6-induced phosphorylation of signal transducer and activator of transcription 3
Y. Okamoto, Takazumi Hara, A. Itayama, K. Koike
2016European Food Research and Technology0 citations
Semantic Scholar
Age-Related Changes in Soluble Vascular Endothelial Growth Factor Receptor 1 (sVEGFR1) and Receptor 2 (sVEGFR2) in Healthy Japanese Subjects
Y. Okamoto, T. Mita, T. Kodama, Y. Gotoh +3 more
2014Indian Journal of Clinical Biochemistry0 citations Open access
Semantic Scholar
Age-Related Changes of Serum Soluble Interleukin 9 Receptor (sIL-9Rα) in Healthy Subjects
Y. Okamoto, Mayuri Tanaka, Asami Kasahara, Takazumi Hara +4 more
2012Indian Journal of Clinical Biochemistry0 citations Open access
Semantic Scholar
Comparative study of anaplasma in Japan and other Countries
T. Masuzawa, N. Ohashi, T. Fukui, Y. Okamoto +1 more
20120 citations
Semantic Scholar
Detection of Interleukin Organs in Normal Mice
Immunospot Elispot, Y. Okamoto
20060 citations
Semantic Scholar
Development of the Method for Analysis of the Cytokine Balance Shift Associated with Diseases
Y. Okamoto
20050 citations
Semantic Scholar

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T. Masuzawa×25
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T. Masuzawa — researcher profile on SciRah
T. Fukui×23
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M. Nishida×16
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Y. Gotoh×15
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N. Fujita — researcher profile on SciRah

Mayuri Tanaka×9

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Takuhito Nagai×5

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Takazumi Hara×4

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Yoshiharu Kobayashi×4

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Yoshiyuki Uchishima×3

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Yoshiyuki Uchishima — researcher profile on SciRah

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N. Ohashi — researcher profile on SciRah