• 404 Citations
  • 11 h-Index
20012020

Research output per year

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Research Output

  • 404 Citations
  • 11 h-Index
  • 38 Article
  • 3 Chapter
2020
2019

Aeromonas sobria serine protease decreases epithelial Barrier function in T84 cells and accelerates bacterial translocation across the T84 monolayer in vitro

Kobayashi, H., Seike, S., Yamaguchi, M., Ueda, M., Takahashi, E., Okamoto, K. & Yamanaka, H., 2019, In : PloS one. 14, 8, e0221344.

Research output: Contribution to journalArticle

Open Access

Chloroethylating anticancer drug-induced mutagenesis and its repair in Escherichia coli

Yamada, Y., Watanabe, S., Okamoto, K., Arimoto, S., Takahashi, E., Negishi, K. & Negishi, T., Apr 5 2019, In : Genes and Environment. 41, 1, 11.

Research output: Contribution to journalArticle

Open Access

Emergence of azithromycin resistance mediated by phosphotransferase-encoding mph(A) in diarrheagenic vibrio fluvialis

Chowdhury, G., Ramamurthy, T., Ghosh, A., Dutta, S., Takahashi, E. & Mukhopadhyay, A. K., May 1 2019, In : mSphere. 4, 3, e00215-19.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)
2017

E. coli mismatch repair enhances AT-to-GC mutagenesis caused by alkylating agents

Nakano, K., Yamada, Y., Takahashi, E., Arimoto, S., Okamoto, K., Negishi, K. & Negishi, T., Mar 1 2017, In : Mutation Research - Genetic Toxicology and Environmental Mutagenesis. 815, p. 22-27 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Involvement of the Arg566 residue of Aeromonas sobria serine protease in substrate specificity

Kobayashi, H., Otsubo, T., Teraoka, F., Ikeda, K., Seike, S., Takahashi, E., Okamoto, K., Yoshida, T., Tsuge, H. & Yamanaka, H., Oct 2017, In : PloS one. 12, 10, e0186392.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2016
4 Citations (Scopus)
2014

Effects of oral administration of non-genotoxic hepato-hypertrophic compounds on metabolic potency of rat liver

Fang, X., Nunoshiba, T., Yoshida, M., Nishikawa, A., Nemoto, K., Degawa, M., Arimoto, S., Okamoto, K., Takahashi, E. & Negishi, T., 2014, In : Genes and Environment. 36, 1, p. 1-9 9 p.

Research output: Contribution to journalArticle

Properties of hemolysin and protease produced by Aeromonas trota

Takahashi, E., Ozaki, H., Fujii, Y., Kobayashi, H., Yamanaka, H., Arimoto, S., Negishi, T. & Okamoto, K., Mar 14 2014, In : PloS one. 9, 3, e91149.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2013

Analysis of carboxy terminal domain of metalloprotease of elastolytic Aeromonas hydrophila

Takahashi, E., Kobayashi, H., Yamanaka, H., Nakanishi, M., Tateishi, A., Abe, T., Arimoto, S., Negishi, T. & Okamoto, K., Jul 2013, In : Biological and Pharmaceutical Bulletin. 36, 7, p. 1174-1182 9 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

ASP Peptidase

Takahashi, E. & Okamoto, K., 2013, Handbook of Proteolytic Enzymes. Elsevier Ltd, Vol. 3. p. 3209-3213 5 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Distinct pathways for repairing mutagenic lesions induced by methylating and ethylating agents

Taira, K., Kaneto, S., Nakano, K., Watanabe, S., Takahashi, E., Arimoto, S., Okamoto, K., Schaaper, R. M., Negishi, K. & Negishi, T., May 2013, In : Mutagenesis. 28, 3, p. 341-350 10 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

PA Peptidase (Aeromonas)

Takahashi, E. & Okamoto, K., 2013, Handbook of Proteolytic Enzymes. Elsevier Ltd, Vol. 1. p. 577-579 3 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Spermidine-analogous triamines suppressed the growth of candida albicans

Takahashi, E., Oono, S., Yamamoto, S., Arimoto, S., Negishi, T. & Okamoto, K., Sep 1 2013, In : Biological and Pharmaceutical Bulletin. 36, 9, p. 1440-1447 8 p.

Research output: Contribution to journalArticle

Vibriolysin

Miyoshi, S. I., Okamoto, K. & Takahashi, E., 2013, Handbook of Proteolytic Enzymes. Elsevier Ltd, Vol. 1. p. 579-582 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)
2012

Development of a sensitive rRNA-targeted reverse transcription-quantitative polymerase chain reaction for detection of Vibrio cholerae/mimicus, V. parahaemolyticus/alginolyticus and Campylobacter jejuni/coli

Kurakawa, T., Kubota, H., Tsuji, H., Matsuda, K., Asahara, T., Takahashi, T., Ramamurthy, T., Hamabata, T., Takahashi, E., Miyoshi, S. I., Okamoto, K., Mukhopadhyay, A. K., Takeda, Y. & Nomoto, K., Jan 2012, In : MICROBIOLOGY and IMMUNOLOGY. 56, 1, p. 10-20 11 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Hydrolysable tannins isolated from Syzygium aromaticum: Structure of a new C-Glucosidic ellagitannin and spectral features of tannins with a tergalloyl group

Bao, L. M., Eerdunbayaer, Nozaki, A., Takahashi, E., Okamoto, K., Ito, H. & Hatano, T., Jan 30 2012, In : Heterocycles. 85, 2, p. 365-381 17 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Novel antimutagenic proteins in the edible mushroom Agrocybe cylindracea

Yoneda, K., Shiozawa, A., Kitahara, A., Takahashi, E., Arimoto, S., Okamoto, K. & Negishi, T., 2012, In : Genes and Environment. 34, 1, p. 9-17 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Production and properties of lipase of Aeromonas sobria

Takahashi, E., Ito, H., Kobayashi, H., Yamanaka, H., Takeda, Y., Balakrish Nair, G., Arimoto, S., Negishi, T. & Okamoto, K., May 2012, In : MICROBIOLOGY and IMMUNOLOGY. 56, 5, p. 295-307 13 p.

Research output: Contribution to journalArticle

2011

Inhibition of biosynthesis of metalloprotease of Aeromonas sobria by sodium chloride in the medium

Takahashi, E., Kobayashi, H., Yamanaka, H., Nair, G. B., Takeda, Y., Arimoto, S., Negishi, T. & Okamoto, K., Jan 2011, In : MICROBIOLOGY and IMMUNOLOGY. 55, 1, p. 60-65 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2010

Antifungal activity of essential oils and their constituents against Candida Spp. and their effects on activity of amphotericin B

Nozaki, A., Takahashi, E., Okamoto, K., Hideyuki, I. T. O. & Hatano, T., Jun 2010, In : Yakugaku Zasshi. 130, 6, p. 895-902 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Maturation pathway of metalloprotease produced by Aeromonas sobria

Takahashi, E., Fujii, Y., Kobayashi, H., Yamanaka, H., Nair, G. B., Takeda, Y., Arimoto, S., Negishi, T. & Okamoto, K., Oct 2010, In : MICROBIOLOGY and IMMUNOLOGY. 54, 10, p. 596-605 10 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2009

The carboxy-terminal tail of Aeromonas sobria serine protease is associated with the chaperone

Kobayashi, H., Tateishi, A., Tsuge, H., Takahashi, E., Okamoto, K. & Yamanaka, H., Dec 1 2009, In : MICROBIOLOGY and IMMUNOLOGY. 53, 12, p. 647-657 11 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2008

Antibacterial effects of guava tannins and related polyphenols on Vibrio and Aeromonas species

Yamanaka, F., Hatano, T., Ito, H., Taniguchi, S., Takahashi, E. & Okamoto, K., 2008, In : Natural product communications. 3, 5, p. 711-720 10 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

Design and synthesis of benzenesulfonanilides active against methicillin-resistant Staphylococcus aureus and vancomycin-resistant Enterococcus

Namba, K., Zheng, X., Motoshima, K., Kobayashi, H., Tai, A., Takahashi, E., Sasaki, K., Okamoto, K. & Kakuta, H., Jun 1 2008, In : Bioorganic and Medicinal Chemistry. 16, 11, p. 6131-6144 14 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)
4 Citations (Scopus)

MacAB is involved in the secretion of Escherichia coli heat-stable enterotoxin II

Yamanaka, H., Kobayashi, H., Takahashi, E. & Okamoto, K., Dec 2008, In : Journal of bacteriology. 190, 23, p. 7693-7698 6 p.

Research output: Contribution to journalArticle

75 Citations (Scopus)

Studies on diarrheagenic Escherichia coli isolated from children with diarrhea in Myanmar

Takahashi, E., Sultan, Z., Shimada, S., Aung, W. W., Nyein, M. M., Oo, K. N., Nair, G. B., Takeda, Y. & Okamoto, K., Jan 2008, In : MICROBIOLOGY and IMMUNOLOGY. 52, 1, p. 2-8 7 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Toxin production by Aeromonas sobria in natural environments: River water vs. seawater

Khan, R., Takahashi, E., Nakura, H., Ansaruzzaman, M., Banik, S., Ramamurthy, T. & Okamoto, K., Dec 2008, In : Acta medica Okayama. 62, 6, 2.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2007
8 Citations (Scopus)

Salt in surroundings influences the production of serine protease into milieu by Aeromonas sobria

Khan, R., Takahashi, E., Ramamurthy, T., Takeda, Y. & Okamoto, K., 2007, In : MICROBIOLOGY and IMMUNOLOGY. 51, 10, p. 963-976 14 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Studies on the region involved in the transport activity of Escherichia coli TolC by chimeric protein analysis

Yamanaka, H., Tadokoro, S., Miyano, M., Takahashi, E., Kobayashi, H. & Okamoto, K., May 1 2007, In : Microbial Pathogenesis. 42, 5-6, p. 184-192 9 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2006

Cleavage specificity of the serine protease of Aeromonas sobria, a member of the kexin family of subtilases

Kobayashi, H., Takahashi, E., Oguma, K., Fujii, Y., Yamanaka, H., Negishi, T., Arimoto-Kobayashi, S., Tsuji, T. & Okamoto, K., Mar 2006, In : FEMS Microbiology Letters. 256, 1, p. 165-170 6 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Inhibitory effects of beer on mutation in the ames test and DNA adduct formation in mouse organs induced by 2-amino-1-methyl-6-phenylimidazo[4,5-b] pyridine (PhIP)

Arimoto-Kobayashi, S., Ishida, R., Nakai, Y., Idei, C., Takata, J., Takahashi, E., Okamoto, K., Negishi, T. & Konuma, T., Jan 2006, In : Biological and Pharmaceutical Bulletin. 29, 1, p. 67-70 4 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Involvement of the drug efflux protein TolC in mutagenicity induced by MNNG or Trp-P-2

Takahashi, E., Okamoto, K., Arimoto, S., Yamanaka, H. & Negishi, T., Jun 16 2006, In : Mutation Research - Genetic Toxicology and Environmental Mutagenesis. 605, 1-2, p. 42-50 9 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2005

A hemolysin of Vibrio mimicus (VMH) stimulates cells to produce ATP and cyclic AMP which appear to be secretory mediators

Li, Y., Okamoto, K., Takahashi, E., Miyoshi, S. I., Shinoda, S., Tsuji, T. & Fujii, Y., 2005, In : MICROBIOLOGY and IMMUNOLOGY. 49, 1, p. 73-78 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Novel antimutagenic factors derived from the edible mushroom Agrocybe cylindracea

Taira, K., Miyashita, Y., Okamoto, K., Arimoto, S., Takahashi, E. & Negishi, T., Oct 3 2005, In : Mutation Research - Genetic Toxicology and Environmental Mutagenesis. 586, 2, p. 115-123 9 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2004

Amino-acid residues involved in the expression of the activity of Escherichia coli TolC

Yamanaka, H., Morisada, N., Miyano, M., Tsuge, H., Shinoda, S., Takahashi, E. & Okamoto, K., Jan 1 2004, In : MICROBIOLOGY and IMMUNOLOGY. 48, 10, p. 713-722 10 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2002

Inhibition of human cytochrome P450 1B1, 1A1 and 1A2 by antigenotoxic compounds, purpurin and alizarin

Takahashi, E., Fujita, K. I., Kamataki, T., Arimoto-Kobayashi, S., Okamoto, K. & Negishi, T., Oct 31 2002, In : Mutation Research - Fundamental and Molecular Mechanisms of Mutagenesis. 508, 1-2, p. 147-156 10 p.

Research output: Contribution to journalArticle

52 Citations (Scopus)
2001

Preventive effects of anthraquinone food pigments on the DNA damage induced by carcinogens in Drosophila

Takahashi, E., Marczylo, T. H., Watanabe, T., Nagai, S., Hayatsu, H. & Negishi, T., Sep 1 2001, In : Mutation Research - Fundamental and Molecular Mechanisms of Mutagenesis. 480-481, p. 139-145 7 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)