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Research Output 1993 2019

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2019

Isolation and characterization of spontaneous phage-resistant mutants of Lactobacillus paracasei

Sunthornthummas, S., Doi, K., Rangsiruji, A., Krajangsung, S., Sarawaneeyaruk, S. & Pringsulaka, O., May 1 2019, In : Food Control. 99, p. 114-123 10 p.

Research output: Contribution to journalArticle

Lactobacillus paracasei
bacteriophages
Bacteriophages
mutants
chemical derivatives
2018
4 Citations (Scopus)

Azoreductase from alkaliphilic Bacillus sp. AO1 catalyzes indigo reduction

Suzuki, H., Abe, T., Doi, K. & Ohshima, T., Nov 1 2018, In : Applied Microbiology and Biotechnology. 102, 21, p. 9171-9181 11 p.

Research output: Contribution to journalArticle

Indigo Carmine
Bacillus
Polygonum
azoreductase
NAD
2017

Complete genome sequence of Thermus thermophilus TMY, isolated from a geothermal power plant

Fujino, Y., Nagayoshi, Y., Ohshima, T., Ogata, S. & Doi, K., Jan 1 2017, In : Genome Announcements. 5, 5, e01596-16.

Research output: Contribution to journalArticle

Thermus thermophilus
Power Plants
Genome
Silicon Dioxide
Genes
3 Citations (Scopus)

Isolation and characterization of Lactobacillus paracasei LPC and phage ΦT25 from fermented milk

Sunthornthummas, S., Doi, K., Rangsiruji, A., Sarawaneeyaruk, S. & Pringsulaka, O., Mar 1 2017, In : Food Control. 73, p. 1353-1361 9 p.

Research output: Contribution to journalArticle

Lactobacillus paracasei
fermented milk
bacteriophages
Bacteriophages
Milk
2016
8 Citations (Scopus)

Antioxidative activities of 62 wild mushrooms from Nepal and the phenolic profile of some selected species

Tamrakar, S., Tran, H. B., Nishida, M., Kaifuchi, S., Suhara, H., Doi, K., Fukami, K., Parajuli, G. P. & Shimizu, K., Oct 1 2016, In : Journal of Natural Medicines. 70, 4, p. 769-779 11 p.

Research output: Contribution to journalArticle

Nepal
Agaricales
Assays
Ethanol
Gallic Acid
7 Citations (Scopus)

A thiostrepton resistance gene and its mutants serve as selectable markers in Geobacillus kaustophilus HTA426

Wada, K., Kobayashi, J., Furukawa, M., Doi, K., Ohshiro, T. & Suzuki, H., 2016, In : Bioscience, Biotechnology and Biochemistry. 80, 2, p. 368-375 8 p.

Research output: Contribution to journalArticle

Thiostrepton
Geobacillus
Genes
Microbial Drug Resistance
Anti-Bacterial Agents

A tightly regulated expression system for E. coli using supersaturated silicic acid

Fujino, Y., Tanoue, R., Yokoyama, T. & Doi, K., Aug 1 2016, In : Biotechnology letters. 38, 8, p. 1381-1387 7 p.

Research output: Contribution to journalArticle

Silicic Acid
Escherichia coli
Acids
Silicon Dioxide
Genes
1 Citation (Scopus)

Complete genome sequence of thiostrepton-producing Streptomyces laurentii ATCC 31255D

Doi, K., Fujino, Y., Nagayoshi, Y., Ohshima, T. & Ogata, S., Jan 1 2016, In : Genome Announcements. 4, 3, e00360-16.

Research output: Contribution to journalArticle

Thiostrepton
Base Composition
Streptomyces
Genome
Anti-Bacterial Agents
6 Citations (Scopus)

Physiological properties and genome structure of the hyperthermophilic filamentous phage φOH3 which infects Thermus thermophilus HB8

Nagayoshi, Y., Kumagae, K., Mori, K., Tashiro, K., Nakamura, A., Fujino, Y., Hiromasa, Y., Iwamoto, T., Kuhara, S., Ohshima, T. & Doi, K., Feb 23 2016, In : Frontiers in Microbiology. 7, FEB, 50.

Research output: Contribution to journalArticle

Thermus thermophilus
Bacteriophages
Genome
Open Reading Frames
Thermus
2 Citations (Scopus)

Silica-induced protein (Sip) in thermophilic bacterium Thermus thermophilus responds to low iron availability

Fujino, Y., Nagayoshi, Y., Iwase, M., Yokoyama, T., Ohshima, T. & Doi, K., Jun 1 2016, In : Applied and environmental microbiology. 82, 11, p. 3198-3207 10 p.

Research output: Contribution to journalArticle

Thermus thermophilus
thermophilic bacterium
thermophilic bacteria
Silicon Dioxide
silica
2015

Characterization of Lactobacillus salivarius alanine racemase: short-chain carboxylate-activation and the role of A131

Kobayashi, J., Yukimoto, J., Shimizu, Y., Ohmori, T., Suzuki, H., Doi, K. & Ohshima, T., Dec 1 2015, In : SpringerPlus. 4, 1, 639.

Research output: Contribution to journalArticle

Lactobacillus salivarius
alanine
acetates
1 Citation (Scopus)

Draft genome sequence of thiostrepton-producing Streptomyces azureus ATCC 14921

Sakihara, K., Maeda, J., Tashiro, K., Fujino, Y., Kuhara, S., Ohshima, T., Ogata, S. & Doi, K., Jan 1 2015, In : Genome Announcements. 3, 5, e01183-15.

Research output: Contribution to journalArticle

Thiostrepton
Streptomyces
Genome
Base Composition
9 Citations (Scopus)

Thermoadaptation-directed enzyme evolution in an error-prone thermophile derived from Geobacillus kaustophilus HTA426

Suzuki, H., Kobayashi, J., Wada, K., Furukawa, M. & Doi, K., Jan 1 2015, In : Applied and environmental microbiology. 81, 1, p. 149-158 10 p.

Research output: Contribution to journalArticle

Bacillus kaustophilus
thermophilic microorganisms
Geobacillus
Bacillus subtilis
enzyme
2014
3 Citations (Scopus)

Biochemical characterization of an L-tryptophan dehydrogenase from the photoautotrophic cyanobacterium Nostoc punctiforme

Ogura, R., Wakamatsu, T., Mutaguchi, Y., Doi, K. & Ohshima, T., Jun 10 2014, In : Enzyme and Microbial Technology. 60, p. 40-46 7 p.

Research output: Contribution to journalArticle

Nostoc
Amination
Deamination
Cyanobacteria
Tryptophan
15 Citations (Scopus)

Efficient synthesis of d-branched-chain amino acids and their labeled compounds with stable isotopes using d-amino acid dehydrogenase

Akita, H., Suzuki, H., Doi, K. & Ohshima, T., Jan 1 2014, In : Applied Microbiology and Biotechnology. 98, 3, p. 1135-1143 9 p.

Research output: Contribution to journalArticle

Branched Chain Amino Acids
Isotopes
Oxidoreductases
Amino Acids
Leucine
5 Citations (Scopus)

Spectrophotometric assay of d-isoleucine using an artificially created d-amino acid dehydrogenase

Akita, H., Imaizumi, Y., Suzuki, H., Doi, K. & Ohshima, T., Jan 1 2014, In : Biotechnology letters. 36, 11, p. 2245-2248 4 p.

Research output: Contribution to journalArticle

Isoleucine
NADP
Amino acids
Assays
Oxidoreductases
13 Citations (Scopus)

Wild mushrooms in Nepal: Some potential candidates as antioxidant and ACE-inhibition sources

Hai Bang, T., Suhara, H., Doi, K., Ishikawa, H., Fukami, K., Parajuli, G. P., Katakura, Y., Yamashita, S., Watanabe, K., Adhikari, M. K., Manandhar, H. K., Kondo, R. & Shimizu, K., Mar 5 2014, In : Evidence-based Complementary and Alternative Medicine. 2014, 195305.

Research output: Contribution to journalArticle

Nepal
Agaricales
Antioxidants
Ganoderma
Reishi
2013
8 Citations (Scopus)

A ternary conjugation system for the construction of DNA libraries for geobacillus kaustophilus HTA426

Suzuki, H., Wada, K., Furukawa, M., Doi, K. & Ohshima, T., Dec 6 2013, In : Bioscience, Biotechnology and Biochemistry. 77, 11, p. 2316-2318 3 p.

Research output: Contribution to journalArticle

Geobacillus
Gene Library
Orotidine-5'-Phosphate Decarboxylase
Genes
Libraries
2 Citations (Scopus)

Biochemical characterization of two glutamate dehydrogenases with different cofactor specificities from a hyperthermophilic archaeon Pyrobaculum calidifontis

Wakamatsu, T., Higashi, C., Ohmori, T., Doi, K. & Ohshima, T., Mar 19 2013, In : Extremophiles. 17, 3, p. 379-389 11 p.

Research output: Contribution to journalArticle

Pyrobaculum
Glutamate Dehydrogenase
Coenzymes
Archaea
Hot Temperature
12 Citations (Scopus)

Characterization of d-amino acid aminotransferase from Lactobacillus salivarius

Kobayashi, J., Shimizu, Y., Mutaguchi, Y., Doi, K. & Ohshima, T., Jan 1 2013, In : Journal of Molecular Catalysis B: Enzymatic. 94, p. 15-22 8 p.

Research output: Contribution to journalArticle

Transaminases
Amino acids
Alanine
Amino Acids
Pyridoxal Phosphate
13 Citations (Scopus)

Distribution of D-amino acids in vinegars and involvement of lactic acid bacteria in the production of D-amino acids

Mutaguchi, Y., Ohmori, T., Akano, H., Doi, K. & Ohshima, T., Dec 1 2013, In : SpringerPlus. 2, 1

Research output: Contribution to journalArticle

vinegars
lactic acid bacteria
amino acids
lactic fermentation
alcohol abuse
1 Citation (Scopus)

Draft genome sequence of D-branched-chain amino acid producer Lactobacillus otakiensis JCM 15040T, isolated from a traditional Japanese pickle

Doi, K., Mori, K., Mutaguchi, Y., Tashiro, K., Fujino, Y., Ohmori, T., Kuhara, S. & Ohshima, T., Jan 1 2013, In : Genome Announcements. 1, 4, e00546-13.

Research output: Contribution to journalArticle

Branched Chain Amino Acids
Base Composition
Lactobacillus
Genome
9 Citations (Scopus)

Draft genome sequence of Geobacillus kaustophilus GBlys, a lysogenic strain with bacteriophage φOH2

Doi, K., Mori, K., Martono, H., Nagayoshi, Y., Fujino, Y., Tashiro, K., Kuhara, S. & Ohshima, T., Jan 1 2013, In : Genome Announcements. 1, 4, e00634-13.

Research output: Contribution to journalArticle

Geobacillus
Base Composition
Bacteriophages
Genome
3 Citations (Scopus)

Draft genome sequence of Pediococcus lolii NGRI 0510QT isolated from ryegrass silage

Doi, K., Mori, K., Tashiro, K., Fujino, Y., Nagayoshi, Y., Hayashi, Y., Kuhara, S. & Ohshima, T., Jan 1 2013, In : Genome Announcements. 1, 1, e00156-12.

Research output: Contribution to journalArticle

Pediococcus
Lolium
Silage
Base Composition
Islands
22 Citations (Scopus)

Identification, purification, and characterization of a novel amino acid racemase, isoleucine 2-epimerase, from Lactobacillus Species

Mutaguchi, Y., Ohmori, T., Wakamatsu, T., Doi, K. & Ohshima, T., Nov 1 2013, In : Journal of bacteriology. 195, 22, p. 5207-5215 9 p.

Research output: Contribution to journalArticle

Amino Acid Isomerases
Racemases and Epimerases
Isoleucine
Lactobacillus
Enzymes
Open Access
Lactobacillus johnsonii
rice bran
lactic acid bacteria
anaerobic conditions
Lactobacillus
6 Citations (Scopus)

Identification of thermo tolerant lactic acid bacteria isolated from silage prepared in the hot and humid climate of Southwestern Japan

Doi, K., Nishizaki, Y., Kimura, H., Kitahara, M., Fujino, Y., Ohmomo, S., Ohshima, T. & Ogata, S., Nov 14 2013, In : SpringerPlus. 2, 1, p. 1-12 12 p.

Research output: Contribution to journalArticle

Silage
Climate
Random Amplified Polymorphic DNA Technique
Lactic Acid
Japan
2012
16 Citations (Scopus)

A psychrophilic leucine dehydrogenase from Sporosarcina psychrophila: Purification, characterization, gene sequencing and crystal structure analysis

Zhao, Y., Wakamatsu, T., Doi, K., Sakuraba, H. & Ohshima, T., Nov 1 2012, In : Journal of Molecular Catalysis B: Enzymatic. 83, p. 65-72 8 p.

Research output: Contribution to journalArticle

Sporosarcina
Leucine Dehydrogenase
Purification
Genes
Crystal structure
18 Citations (Scopus)

Creation of a thermostable NADP+-dependent d-amino acid dehydrogenase from Ureibacillus thermosphaericus strain A1 meso-diaminopimelate dehydrogenase by site-directed mutagenesis

Akita, H., Doi, K., Kawarabayasi, Y. & Ohshima, T., Jan 1 2012, In : Biotechnology letters. 34, 9, p. 1693-1699 7 p.

Research output: Contribution to journalArticle

diaminopimelate dehydrogenase
Mutagenesis
Site-Directed Mutagenesis
NADP
Amino acids
8 Citations (Scopus)

Effect of microorganisms on flocculation of quartz

Hirajima, T., Aiba, Y., Farahat, M., Okibe, N., Sasaki, K., Tsuruta, T. & Doi, K., Jan 25 2012, In : International Journal of Mineral Processing. 102-103, p. 107-111 5 p.

Research output: Contribution to journalArticle

Quartz
Flocculation
flocculation
Microorganisms
microorganism
4 Citations (Scopus)

Effects of alkali or acid treatment on the isomerization of amino acids

Ohmori, T., Mutaguchi, Y., Doi, K. & Ohshima, T., Oct 1 2012, In : Journal of Bioscience and Bioengineering. 114, 4, p. 457-459 3 p.

Research output: Contribution to journalArticle

Alkalies
Isomerization
Amino acids
Amino Acids
Acids
2 Citations (Scopus)

Expression analysis of the spi gene in the pock-forming plasmid pSA1.1 from Streptomyces azureus and localization of its product during differentiation

Doi, K., Ohyama, Y., Yokoyama, E., Nishiyama, T., Fujino, Y., Nagayoshi, Y., Ohshima, T. & Ogata, S., Aug 1 2012, In : Applied Microbiology and Biotechnology. 95, 3, p. 707-716 10 p.

Research output: Contribution to journalArticle

Streptomyces
Hyphae
Mycelium
Plasmids
Gene Dosage
5 Citations (Scopus)

Silica deposition induced by isolated aluminum ions bound on chelate resin as a model compound of the surface of microbes

Bai, S., Naren, G., Noma, H., Etou, M., Ohashi, H., Fujino, Y., Doi, K., Okaue, Y. & Yokoyama, T., Jun 15 2012, In : Colloids and Surfaces B: Biointerfaces. 95, p. 208-213 6 p.

Research output: Contribution to journalArticle

microorganisms
Aluminum
chelates
Silicon Dioxide
Silicic Acid
2011
17 Citations (Scopus)

Amino acid components of lees in salmon fish sauce are tyrosine and phenylalanine

Ohmori, T., Mutaguchi, Y., Yoshikawa, S., Doi, K. & Ohshima, T., Sep 1 2011, In : Journal of Bioscience and Bioengineering. 112, 3, p. 256-258 3 p.

Research output: Contribution to journalArticle

Salmon
Phenylalanine
Fish
Tyrosine
Amino acids
12 Citations (Scopus)

Characterization of a novel dye-linked L-proline dehydrogenase from an aerobic hyperthermophilic archaeon, Pyrobaculum calidifontis

Satomura, T., Zhang, X. D., Hara, Y., Doi, K., Sakuraba, H. & Ohshima, T., Feb 1 2011, In : Applied Microbiology and Biotechnology. 89, 4, p. 1075-1082 8 p.

Research output: Contribution to journalArticle

Pyrobaculum
Proline Oxidase
Archaea
Proline
Coloring Agents
16 Citations (Scopus)
diaminopimelate dehydrogenase
Soil
Enzymes
Complex Mixtures
NADP
10 Citations (Scopus)

Visible wavelength spectrophotometric assays of l-aspartate and d-aspartate using hyperthermophilic enzyme systems

Mutaguchi, Y., Ohmori, T., Sakuraba, H., Yoneda, K., Doi, K. & Ohshima, T., Feb 1 2011, In : Analytical Biochemistry. 409, 1, p. 1-6 6 p.

Research output: Contribution to journalArticle

Aspartic Acid
Assays
Wavelength
Enzymes
aspartate racemase
2010
13 Citations (Scopus)

Silica deposition and phenotypic changes to Thermus thermophilus cultivated in the presence of supersaturated silicia

Iwai, S., Doi, K., Fujino, Y., Nakazono, T., Fukuda, K., Motomura, Y. & Ogata, S., Jun 1 2010, In : ISME Journal. 4, 6, p. 809-816 8 p.

Research output: Contribution to journalArticle

Thermus thermophilus
Silicon Dioxide
silica
peptide antibiotics
Silicic Acid
2009
46 Citations (Scopus)

Adhesion of Escherichia coli onto quartz, hematite and corundum: Extended DLVO theory and flotation behavior

Farahat, M., Hirajima, T., Sasaki, K. & Doi, K., Nov 1 2009, In : Colloids and Surfaces B: Biointerfaces. 74, 1, p. 140-149 10 p.

Research output: Contribution to journalArticle

flotation
Quartz
Corundum
Aluminum Oxide
Hematite
17 Citations (Scopus)

Pediococcus lolii sp. nov., isolated from ryegrass silage

Doi, K., Nishizaki, Y., Fujino, Y., Ohshima, T., Ohmomo, S. & Ogata, S., Nov 10 2009, In : International Journal of Systematic and Evolutionary Microbiology. 59, 5, p. 1007-1010 4 p.

Research output: Contribution to journalArticle

Pediococcus
Lolium
Silage
silage
grass silage
12 Citations (Scopus)

Stimulation of expression of a silica-induced protein (Sip) in Thermus thermophilus by supersaturated silicic acid

Doi, K., Fujino, Y., Inagaki, F., Kawatsu, R., Tahara, M., Ohshima, T., Okaue, Y., Yokoyama, T., Iwai, S. & Ogata, S., Apr 1 2009, In : Applied and environmental microbiology. 75, 8, p. 2406-2413 8 p.

Research output: Contribution to journalArticle

Thermus thermophilus
Silicic Acid
silicic acid
Silicon Dioxide
silica
10 Citations (Scopus)

Sulfolobus tokodaii ST0053 produces a novel thermostable, NAD-dependent medium-chain alcohol dehydrogenase

Yanai, H., Doi, K. & Ohshima, T., Mar 1 2009, In : Applied and environmental microbiology. 75, 6, p. 1758-1763 6 p.

Research output: Contribution to journalArticle

Sulfolobus
Alcohol Dehydrogenase
alcohol dehydrogenase
NAD
alcohol
2008
32 Citations (Scopus)

Adsorption of SIP E. coli onto quartz and its applications in froth flotation

Farahat, M., Hirajima, T., Sasaki, K., Aiba, Y. & Doi, K., Apr 1 2008, In : Minerals Engineering. 21, 5, p. 389-395 7 p.

Research output: Contribution to journalArticle

Froth flotation
Quartz
Escherichia coli Proteins
Silicon Dioxide
Escherichia coli
4 Citations (Scopus)
Phosphoglycerate Dehydrogenase
Sulfolobus
Biosynthetic Pathways
Archaea
Serine
11 Citations (Scopus)

Thermus thermophilus TMY isolated from silica scale taken from a geothermal power plant

Fujino, Y., Kawatsu, R., Inagaki, F., Umeda, A., Yokoyama, T., Okaue, Y., Iwai, S., Ogata, S., Ohshima, T. & Doi, K., Jan 2008, In : Journal of Applied Microbiology. 104, 1, p. 70-78 9 p.

Research output: Contribution to journalArticle

Thermus thermophilus
Thermus
Power Plants
power plants
Silicon Dioxide
2006
4 Citations (Scopus)

Characterization of bacteriocin-producing lactic acid bacteria strain N1-33 isolated from edible fermented bamboo shoot

Alemu, M., Laemkom, P., Doi, K., Ohmomo, S., Yajima, M. & Nitisinprasert, S., Apr 1 2006, In : Kasetsart Journal - Natural Science. 40, 2, p. 486-498 13 p.

Research output: Contribution to journalArticle

bamboo shoots
Bacteriocins
bacteriocins
lactic acid bacteria
Lactic Acid
2003
11 Citations (Scopus)

A comparative study and phage typing of silage-making Lactobacillus bacteriophages

Doi, K., Zhang, Y., Nishizaki, Y., Umeda, A., Ohmomo, S. & Ogata, S., Jan 1 2003, In : Journal of Bioscience and Bioengineering. 95, 5, p. 518-525 8 p.

Research output: Contribution to journalArticle

Bacteriophage Typing
Bacteriophages
Silage
Lactobacillus
Host Specificity
2 Citations (Scopus)

Effects of UV Dose on Formation of Spontaneously Developing Pocks in Streptomyces azureus ATCC14921

Yamada, S., Suenaga, H., Doi, K., Yoshino, S. & Ogata, S., Jan 1 2003, In : Bioscience, Biotechnology and Biochemistry. 67, 4, p. 797-802 6 p.

Research output: Contribution to journalArticle

Replicon
Streptomyces
Plasmids
Bacteriophages
Ultraviolet Rays
1 Citation (Scopus)

Nucleotide sequence of conjugative and integrating plasmid pSLS from streptomyces laurentii ATCC31255

Sakemi, H., Nishitake, S., Rodprapakorn, M., Shirakami, T., Takechi, S., Doi, K. & Ogata, S., Feb 2003, In : Journal of the Faculty of Agriculture, Kyushu University. 47, 2, p. 407-417 11 p.

Research output: Contribution to journalArticle

Streptomyces laurentii
Streptomyces
plasmids
Plasmids
nucleotide sequences
2002
6 Citations (Scopus)

Isolation of enterocin SE-K4-encoding plasmid and a high enterocin SE-K4 producing strain of enterococcus faecalis K-4

Doi, K., Eguchi, T., Choi, S. H., Iwatake, A., Ohmomo, S. & Ogata, S., Jan 1 2002, In : Journal of Bioscience and Bioengineering. 93, 4, p. 434-436 3 p.

Research output: Contribution to journalArticle

Enterococcus faecalis
Plasmids
Bacteriocins
Immunity
Curing