【As of Nov 20, 2025】

YAMAGUCHI Haruyo

Researcher Name: YAMAGUCHI Haruyo

Div (Section) name/title: Research Collaboration Division（Research Collaboration Office）／Manager

Research Subject: Studies on diversity and influence of harmful algae

Degree(s): Doctor of Science

Professional Qualification(s): Biology

Environmental Speciality Field: phycology,biodiversity

Membership of Academic Society: The Japanese Society of Phycology (JSP) ,The Botanical Society of Japan,Japan Geoscience Union,Japanese Society for Plant Systematics,Japan Society for Culture Collections (JSCC),The eDNA Society

Research Subject

Fiscal Year: 2025
- 27213 : Research on problem solving using ecosystem functions
- 27221 : Study for sustainable society based on regional collaboration
- 27233 : Research on evaluation and clarification of effects and mechanisms of climate change
- 27234 : Research on Advancement of Climate Change Impact Assessment Methodology
- 27248 : Biodiversity Domain: Foresight and Advanced Basic Research
- 27249 : Biodiversity Domain: Policy-Oriented Research
- 27250 : Biodiversity Domain: Intellectual Research Infrastructure Development
- 27363 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 27439 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 27467 : Is the benthic cyanobacterium Microseira wollei in Lake Biwa non-toxic?
- 27477 : Policy-oriented research on conservation and restoration of water environment of Lake Biwa
- 27486 : Research on water and lake-bottom environment for soundness evaluation of Lake Biwa
- 27487 : Long-term monitoring for the regional freshwater quality
Fiscal Year: 2024
- 26827 : Research on problem solving using ecosystem functions
- 26836 : Study for sustainable society based on regional collaboration
- 26848 : Research on evaluation and clarification of effects and mechanisms of climate change
- 26849 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26866 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26867 : Biodiversity Domain: Policy-Oriented Research
- 26869 : Biodiversity Domain: Intellectual Research Infrastructure Development
- 26934 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 27020 : Long-term monitoring for the regional freshwater quality
- 27022 : Policy-oriented research on conservation and restoration of water environment of Lake Biwa
- 27025 : Research on water and lake-bottom environment for soundness evaluation of Lake Biwa
- 27100 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
Fiscal Year: 2023
- 26418 : Research on problem solving using ecosystem functions
- 26425 : Study for sustainable society based on regional collaboration
- 26435 : Research on evaluation and clarification of effects and mechanisms of climate change
- 26436 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26454 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26455 : Biodiversity Domain: Policy-Oriented Research
- 26456 : Biodiversity Domain: Intellectual Research Infrastructure Development
- 26633 : Policy-oriented research on conservation and restoration of water environment of Lake Biwa
- 26634 : Research on water and lake-bottom environment for soundness evaluation of Lake Biwa
- 26658 : Long-term monitoring for the regional freshwater quality
- 26661 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 26736 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
Fiscal Year: 2022
- 25982 : Research on problem solving using ecosystem functions
- 25989 : Study for sustainable society based on regional collaboration
- 26001 : Research on evaluation and clarification of effects and mechanisms of climate change
- 26002 : Research on Advancement of Climate Change Impact Assessment Methodology
- 26012 : Biodiversity Domain: Foresight and Advanced Basic Research
- 26013 : Biodiversity Domain: Policy-Oriented Research
- 26014 : Biodiversity Domain: Intellectual Research Infrastructure Development
- 26203 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 26208 : Policy-oriented research on conservation and restoration of water environment of Lake Biwa
- 26225 : Research on water and lake-bottom environment for soundness evaluation of Lake Biwa
- 26226 : Long-term monitoring for the regional freshwater quality
- 26250 : Identification of geosmin- and 2-MIB-producing cyanobacteria and their gene monitoring in Lake Kasumigaura
- 26293 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 26347 : Collection, preservation and distribution of algal resources
Fiscal Year: 2021
- 25515 : Research on problem solving using ecosystem functions
- 25522 : Study for sustainable society based on regional collaboration
- 25535 : Research on evaluation and clarification of effects and mechanisms of climate change
- 25536 : Research on Advancement of Climate Change Impact Assessment Methodology
- 25674 : Intellectual research infrastructure development：Systematic monitoring, development of information on impact prediction and adaptation, and development of tools in the field of climate change adaptation
- 25809 : Biodiversity Domain: Foresight and Advanced Basic Research
- 25810 : Biodiversity Domain: Policy-Oriented Research
- 25811 : Biodiversity Domain: Intellectual Research Infrastructure Development
- 25828 : Long-term monitoring for the regional freshwater quality
- 25842 : Policy-oriented research on conservation and restoration of water environment of Lake Biwa
- 25868 : Research on the distribution and ecology of the native fishes of Lake Biwa
- 25914 : Identification of geosmin- and 2-MIB-producing cyanobacteria and their gene monitoring in Lake Kasumigaura
- 25925 : Collection, preservation and distribution of algal resources
- 25927 : Study on practical assessment technique for marine environment during seafloor mineral mining
Fiscal Year: 2020
- 25098 : Harmonization with Nature Research Program
- 25117 : Collection, Preservation and Distribution of Microbes and Endangered Algae
- 25140 : Evaluation of Ecosystem Functions and Services and their Sustainable Use
- 25196 : Project for the Promotion of Environmental Genomics Studies
- 25312 : How far is the toxic bloom-forming cyanobacterium Raphidiopsis raciborskii spread in Japan and how much do they produce cyanotoxin?
- 25315 : Development of cyanobacterial monitoring in the lake using longread next-generation sequencer
- 25327 : Studies on Advancing the Methods for Climate Change Impacts Assessment
- 25359 : Study on practical assessment technique for marine environment during seafloor mineral mining
- 25360 : Collection, preservation and distribution of algal resources
- 25438 : Studies on conservation and ecosystem management of Lake Biwa
Fiscal Year: 2019
- 24695 : Harmonization with Nature Research Program
- 24720 : Evaluation of Ecosystem Functions and Services and their Sustainable Use
- 24749 : Collection, Preservation and Distribution of Microbes and Endangered Algae
- 24792 : Studies on conservation and ecosystem management of Lake Biwa
- 24858 : Project for the Promotion of Environmental Genomics Studies
- 24929 : Analysis of gene mutation in green alga Pseudokirchneriella subcapitata among algal culture collections
- 24975 : Studies on Advancing the Methods for Climate Change Impacts Assessment
- 25038 : How far is the toxic bloom-forming cyanobacterium Raphidiopsis raciborskii spread in Japan and how much do they produce cyanotoxin?
- 25039 : Development of cyanobacterial monitoring in the lake using longread next-generation sequencer
- 25052 : Study on practical assessment technique for marine environment during seafloor mineral mining
- 25054 : Collection, preservation and distribution of algal resources
Fiscal Year: 2018
- 24303 : Evaluation of ecosystem functions and services and their sustainable use
- 24319 : Collection, preservation and distribution of microbes and endangered algae
- 24354 : Harmonization with Nature Research Program
- 24446 : Project for The Promotion of Environmental Genomics studies
Fiscal Year: 2017
- 23825 : Evaluation of ecosystem functions and services and their sustainable use
- 23845 : Harmonization with Nature Research Program
- 23881 : Collection, preservation and distribution of microbes and endangered algae
- 23968 : Establishment and application to lake ecosystem of next generation monitoring system
- 23970 : Project for The Promotion of Environmental Genomics studies
- 24065 : Collection, preservation and distribution of algal resources
- 24066 : Research and Development of Monitoring and Forecasting Systems for Marine Ecosystem Management
- 24173 : Studies on conservation and ecosystem management of Lake Biwa
Fiscal Year: 2016
- 23408 : Harmonization with Nature Research Program
- 23413 : Evaluation of ecosystem functions and services and their sustainable use
- 23462 : Establishment and application to lake ecosystem of next generation monitoring system
- 23474 : Collection, preservation and distribution of microbes and endangered algae
- 23484 : Project for The Promotion of Environmental Genomics studies
- 23683 : Research and Development of Monitoring and Forecasting Systems for Marine Ecosystem Management
- 23699 : Development of biodiversity evaluation and environmental forecast with digital DNA chip
Fiscal Year: 2015
- 23007 : Research project on observation and evaluation of landscape and genetic aspects of biodiversity
- 23032 : Collection, preservation and distribution of microbes and endangered algae
- 23072 : Establishment and application to lake ecosystem of next generation monitoring system
- 23151 : Genome analyses of bloom-forming cyanobacterium Microcystis aeruginosa which have a peculiar occurrence in Lake Kasumigaura
- 23248 : Development of biodiversity evaluation and environmental forecast with digital DNA chip
- 23262 : Research and Development of Monitoring and Forecasting Systems for Marine Ecosystem Management
Fiscal Year: 2014
- 22595 : Research project on observation and evaluation of landscape and genetic aspects of biodiversity
- 22620 : Collection, preservation and distribution of microbes and endangered algae
- 22684 : Genome analyses of Microcystis aeruginosa in Lake Kasumigaura
- 22833 : Development of biodiversity evaluation and environmental forecast with digital DNA chip
- 22938 : Research and Development of Monitoring and Forecasting Systems for Marine Ecosystem Management
Fiscal Year: 2013
- 22271 : Determination on diversity of eukaryotic picoplankton: an approach by taxonomy and genome biology
- 22363 : Development of biodiversity evaluation and environmental forecast with digital DNA chip
Fiscal Year: 2012
- 21915 : Development of biodiversity evaluation and environmental forecast with Digital DNA chip
- 21982 : Determination on diversity of eukaryotic picoplankton: an approach by taxonomy and genome biology
Fiscal Year: 2011
- 21684 : Determination on diversity of eukaryotic picoplankton: an approach by taxonomy and genome biology
- 21720 : Development of biodiversity evaluation and environmental forecast with Digital DNA chip

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Research Result (Publication)

all
Original Paper
Book
Other Publications

Original Paper
Cryopreservation of Pleodorina (Volvocales, Chlorophyceae) and its rickettsial endosymbionts

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M., Tanabe Y.
Title : , Phycologia, 65(1):63-68 (2026)
Original Paper
Description of four new species of Mychonastes (Chlorophyceae) from Japanese freshwater habitats based on molecular and morphological data

Presenter : Nozaki H., Matsuzaki R., Mori F., Sato M., Yamaguchi H., Higashiyama T., Kawachi M., Tanabe Y.
Title : , Phycological Research, 73:35-48 (2025)
Original Paper
Establishment of cryopreserved culture strains of Volvox (Chlorophyceae)

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M., Tanabe Y.
Title : , Phycologia, 64(5):389-393 (2025)
Original Paper
Two species of the green algae Volvox sect. Volvox from the Japanese ancient lake, Lake Biwa

Presenter : Nozaki H., Matsuzaki R., Shimotori K., Ueki N., Wirawan H., Wuttipong M., Yamaguchi H., Tanabe Y., Kawachi M.
Title : , PLOS One, 19(9): (2024)
Original Paper
Cryopreservation of two species of the multicellular volvocine green algal genus Astrephomene

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamashita S., Yamaguchi H., Kawachi M.
Title : , BMC Microbiology, 23(16): (2023)
Original Paper
Seasonal variation in the community distribution of protists off Wakasa Bay, Southern Sea of Japan

Presenter : Kataoka T., Sugimoto R., Kaneda A., Yamaguchi H., Rihei T., Yamashita S.
Title : , Continental Shelf Research, 253(15):104898 (2023)
Original Paper
Characterization of a bloom-associated alphaproteobacterial lineage, 'Candidatus Phycosocius': insights into freshwater algal-bacterial interactions.

Presenter : Tanabe Y., Yamaguchi H., Yoshida M., Kai A., Okazaki Y.
Title : , ISME communications, 3(1):20 (2023)
Original Paper
Water-level drawdowns can improve surface water quality and alleviate bottom hypoxia in shallow, eutrophic water bodies

Presenter : Matsuzaki S., Kohzu A., Tsuchiya K., Shinohara R., Nakagawa M., Fukumori K., Yamaguchi H., Kondo N., Kadoya T.
Title : , Freshwater Biology, 68(2):229-244 (2023)
Original Paper
Genomic analysis of an ultrasmall freshwater green alga, Medakamo hakoo

Presenter : Kato S., Misumi O., Maruyama S., Nozaki H., Tsujimoto-Inui Y., Takusagawa M., Suzuki S., Kuwata K., Noda S., Ito N., Okabe Y., Sakamoto T., Yagisawa F., Matsunaga T.M., Matsubayashi Y., Yamaguchi H., Kawachi M., Kuroiwa H.
Title : , communications biology, 6(1): (2023)
Original Paper
Cryopreservation of eight genera of the multicellular volvocine green algae

Presenter : Mori F., Tanaka Y., Matsuzaki R., Nozaki H., Yamaguchi H., Kawachi M.
Title : , Microbial Resources and Systematics, 39(2):77-87 (2023)
Original Paper
Propidium iodide staining and flow cytometry-based assessment of heavy metal impact on marine phytoplankton

Presenter : Ota S., Fuchida S., Yamaguchi H., Yamagishi T., Yamamoto H., Koshikawa H., Kawachi M.
Title : , Cytologia, 87(2):177-187 (2022)
Original Paper
Cryopreservation of vegetative cells and zygotes of the multicellular volvocine green alga Gonium pectorale

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M.
Title : , BMC Microbiology, 22(103): (2022)
Other Publications
What Happened before Losses of Photosynthesis in Cryptophyte Algae?

Presenter : Suzuki S., Matsuzaki R., Yamaguchi H., Kawachi M.
Title : , Molecular biology and evolution, 39(2):1-7 (2022)
Original Paper
An Analytical Method for Simultaneous Measurement of Various Cyanotoxins Using Stable Isotope-Labeled Surrogates and a Microbial Flora Analysis to Assign Each Cyanotoxin to its Source

Presenter : Matsuki M, Shimizu N, Tobiishi K., Tanaka Y., Yamaguchi H., Sano T.
Title : , Journal of Water and Environment Technology, 20(6):261-272 (2022)
Original Paper
Rapid transcriptomic and physiological changes in the freshwater pennate diatom Mayamaea pseudoterrestris in response to copper exposure

Presenter : Suzuki S., Ota S., Yamagishi T., Tuji A., Yamaguchi H., Kawachi M.
Title : , DNA Research, 29(6):1-12 (2022)
Original Paper
Potential genetic diversity of Synechococcus-related strains maintained in the Microbial Culture Collection of the National Institute for Environmental Studies, Japan

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Microbial Resources and Systematics, 38(2):63-74 (2022)
Original Paper
The Rubisco small subunits in the green algal genus Chloromonas provide insights into evolutionary loss of the eukaryotic carbon-concentrating organelle, the pyrenoid

Presenter : Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Kanesaki Y., Yoshikawa H., Mori T., Nozaki H.
Title : , BMC Ecology and Evolution, 21:11 (2021)
Original Paper
Annamia dubia sp. nov. with a description of a new family, Geminocystaceae fam. nov. (Cyanobacteria)

Presenter : Tuji A., Yamaguchi H., Kataoka T., Sato M.
Title : , Fottea, 21(1):100-109 (2021)
Original Paper
Development of a time-series shotgun metagenomics database for monitoring microbial communities at the Pacific coast of Japan

Presenter : Yoshitake K., Kimura G., Sakami T., Watanabe T., Taniuchi Y., Kakehi S., Kuwata A., Yamaguchi H., Kataoka T. , Kawachi M., Ikeho K., Tan E., Igarashi Y., Ohtsubo M., Watanabe S., Suzuki Y. , Asakawa S., Ishino S., Tashiro K. , Ishino Y., Kobayashi T., Mineta K., Gojobori T.
Title : , Scientific Reports volume, 11:12222 (2021)
Original Paper
Identification of a dual orange/far-red and blue light photoreceptor from an oceanic green picoplankton

Presenter : Makita Y., Suzuki S., Fushimi K., Shimada S., Suehisa A., Hirata M., Kuriyama T., Kurihara Y., Hamasaki H., Okubo-Kurihara E., Yoshitake K., Watanabe T., Sakuta M., Gojobori T., Sakami T., Narikawa R., Yamaguchi H., Kawachi M., Matsui M.
Title : , Nature Communications, 12(1):3593 (2021)
Original Paper
Genome sequencing of the NIES Cyanobacteria collection with a focus on the heterocyst-forming clade

Presenter : Hirose Y., Ohtsubo Y., Misawa N., Yonekawa C., Nagao N., Shimura Y., Fujisawa T., Kanesaki Y., Katoh H., Katayama M., Yamaguchi H., Yoshikawa H., Ikeuchi M., Eki T., Nakamura Y., Kawachi M.
Title : , DNA Research, 28(6):dsab024 (2021)
Original Paper
Alternative Diatom Strains for Growth Inhibition Tests (OECD Test Guideline 201)

Presenter : Tuji A., Suzuki S., Yamagishi T., Yamaguchi H.
Title : , Bull. Natl. Mus. Nat. Sci., Ser. B, 47(4):1-10 (2021)
Original Paper
Genome sequencing of the multicellular alga Astrephomene provides insights into convergent evolution of germ-soma differentiation

Presenter : Yamashita S., Yamamoto K., Matsuzaki R., Suzuki S., Yamaguchi H., Hirooka S., Minakuchi Y., Miyagishima S., Kawachi M., Toyoda A., Nozaki H.
Title : , Scientific Reports, 11(22231): (2021)
Original Paper
Genomic characteristics of the toxic bloom-forming cyanobacterium Microcystis aeruginosa NIES-102

Presenter : Yamaguchi H., Suzuki S., Osana Y., Kawachi M.
Title : , Journal of Genomics, 8:1-6 (2020)
Original Paper
Differential heavy metal sensitivity in seven algal species from the NIES culture collection based on delayed fluorescence assays

Presenter : Ota S., Yamaguchi H., Vanel F., Fuchida S., Koshikawa H., Yamagishi T., Yamamoto H., Kawachi M.
Title : , Phycological Research, 68(1):41-49 (2020)
Original Paper
Draft genome sequences of four Microcystis aeruginosa strains (NIES-3787, NIES-3804, NIES-3806, and NIES-3807) isolated from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Microbiology Resource Announcements, 9(14):00052-20 (2020)
Original Paper
Comparative genome analysis of test algal strain NIVA-CHL1 (Raphidocelis subcapitata) maintained in microalgal culture collections worldwide

Presenter : Yamagishi T., Yamaguchi H., Suzuki S., Yoshikawa M. , Jameson I., Lorenz M., Nobles D.R., Campbell C., Seki M., Kawachi M., Yamamoto H.
Title : , PLOS ONE, 15(11):e0241889 (2020)
Original Paper
Draft genome sequence of Microcystis aeruginosa NIES-4285, isolated from brackish water (Lake Abashiri, Japan)

Presenter : Tanabe Y., Yamaguchi H.
Title : , Microbiology Resource Announcements, 8(6):e00001-19 (2019)
Original Paper
Taxonomic re-examination of two NIES strains of “Chlamydomonas” within the Reticulata group of the genus Chloromonas (Volvocales, Chlorophyceae)

Presenter : Makino T., Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Nozaki H.
Title : , Microbial Resources and Systematics, 35(1):13-23 (2019)
Original Paper
Short-Term changes in marine prokaryotic and eukaryotic microalgal communities exposed to the leachate of a seafloor hydrothermal sulfide

Presenter : Tsuboi S., Yamaguchi H., Fuchida S., Koshikawa H., Kawachi M.
Title : , Water, Air, & Soil Pollution, 230(8):175 (2019)
Original Paper
First Report of Microcystis Strains Producing MC-FR and -WR Toxins in Japan

Presenter : Ikehara T., Kuniyoshi J., Yamaguchi H., Tanabe Y., Sano T., Yoshimoto M., Oshiro N., Nakashima S., Yasumoto-Hirose M.
Title : , Toxins, 11(9):521 (2019)
Original Paper
A novel salt-tolerant genotype illuminates the sucrose gene evolution in freshwater bloom-forming cyanobacterium Microcystis aeruginosa

Presenter : Tanabe Y., Yamaguchi H., Sano T., Kawachi M.
Title : , FEMS Microbiology Letters, 366(15):fnz190 (2019)
Original Paper
The Draft Genome of a Hydrogen-producing Cyanobacterium, Arthrospira platensis NIES-46

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Journal of Genomics, 7:56-59 (2019)
Original Paper
Depth-dependent transcriptomic response of diatoms during spring bloom in the western subarctic Pacific Ocean

Presenter : Suzuki S., Kataoka T., Watanabe T., Yamaguchi H., Kuwata A., Kawachi M.
Title : , Scientific Reports, 9(1):14559 (2019)
Other Publications
Draft Genome Sequences of Three Filamentous Cyanobacterial Strains, Dolichospermum planctonicum NIES-80, Planktothrix agardhii NIES-905, and Sphaerospermopsis reniformis NIES-1949

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Microbiology Resource Announcements, 8(43):e00605-19 (2019)
Original Paper
Role of wetlands in mitigating the tradeoff between crop production and water quality in agricultural landscapes

Presenter : Matsuzaki S., Kohzu A., Kadoya T., Watanabe Mirai., Osawa T., Komatsu K., Kondo N., Yamaguchi H., Ando H., Shimotori K., Fukaya K., Nakagawa M., Kizuka T., Yoshioka A., Sasai T., Saigusa N., Matsushita B., Takamura N.
Title : , Ecosphere, 10(11):e02918 (2019)
Book
Ecotoxicological Bioassay Using Marine Algae for Deep-Sea Mining

Presenter : Yamagishi T., Ota S., Yamaguchi H., Koshikawa H., Tatarazako, N., Yamamoto H., Kawachi M.
Title : , Environmental Issues of Deep-Sea Mining: Impacts, Consequences and Policy Perspectives (2019)
Original Paper
Improved draft genome sequence of Microcystis aeruginosa NIES-298, a microcystin-producing cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Genome Announcements, 6:e01551-17 (2018)
Original Paper
Draft Genome Sequence of Microcystis aeruginosa NIES-87, a Bloom-Forming Cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Genome Announcements, 6:e01596-17 (2018)
Original Paper
Complete genome sequence of Microcystis aeruginosa NIES-2481 and common genomic features of group G M. aeruginosa

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Journal of Genomics., 6:30-33 (2018)
Original Paper
A new planktonic diatom, Craticula pseudocitrus sp. nov., Naviculales, Bacillariophyceae found in Lake Kasumigaura, Japan

Presenter : Tsuji A., Nakagawa M., Sato M., Yamaguchi H.
Title : , Bulletin of the National Museum of Nature and Science, Series B (Botany), Tokyo, 44(1):1-8 (2018)
Original Paper
Draft Genome Sequence of “Candidatus Phycosocius bacilliformis,” an Alphaproteobacterial Ectosymbiont of the Hydrocarbon-Producing Green Alga Botryococcus braunii

Presenter : Tanabe Y., Yamaguchi H., Watanabe M.
Title : , Genome Announcements, 6:e00396-18 (2018)
Original Paper
Raphidocelis subcapitata (=Pseudokirchneriella subcapitata) provides an insight into genome evolution and environmental adaptations in the Sphaeropleales

Presenter : Suzuki S., Yamaguchi H., Nakajima N., Kawachi M.
Title : , Scientific Reports, 8(1):8058 (2018)
Other Publications
Mitochondrial and chloroplast genome sequences of Ulva ohno, a green-tide-forming macroalga in the Southern coastal regions of Japan

Presenter : Suzuki S., Yamaguchi H., Hiraoka M., Kawachi M.
Title : , Mitochondrial DNA Part B, 3(2):765-767 (2018)
Evolutionary history of phycoerythrin pigmentation in the water bloom-forming cyanobacterium Microcystis aeruginosa

Presenter : Tanabe Y., Yamaguchi H.
Title : , bioRxiv, 485508 (2018)
Original Paper
Seasonal and geographical distribution of near-surface small photosynthetic eukaryotes in the western North Pacific determined by pyrosequencing of 18S rDNA

Presenter : Kataoka T., Yamaguchi H., Sato M., Watanabe T., Taniuchi Y., Kuwata A., Kawachi M.
Title : , FEMS Microbiology Ecology, 93:fiw229 (2017)
Original Paper
Cell reproductive patterns in the green alga Pseudokirchneriella subcapitata (Selenastrum capricornutum) and their variations under exposure to the typical toxicants potassium dichromate and 3,5-DCP

Presenter : Yamagishi T., Yamaguchi H., Suzuki S., Horie Y., Tatarazako N.
Title : , PLoS ONE, 12(2):e0171259 (2017)
Original Paper
Complete genome sequence of a coastal cyanobacterium, Synechococcus sp. strain NIES-970

Presenter : Shimura Y., Hirose Y. , Misawa N., Wakazuki S., Fujisawa T., Nakamura Y., Kanesaki Y., Yamaguchi H., Kawachi M.
Title : , Genome Announcements, 5(14):e00139-17 (2017)
Original Paper
Application of cryopreservation to genetic analyses of a photosynthetic picoeukaryote community

Presenter : Kawachi M., Kataoka T., Sato M., Noel Kawachi M., Kuwata A., Demura M., Yamaguchi H.
Title : , Gene, 576(2):708-716 (2016)
Original Paper
Complete genome sequence of Cyanobium sp. NIES-981, a marine strain potentially useful for ecotoxicological bioassays

Presenter : Yamaguchi H., Shimura Y., SUZUKI S, Yamagishi T., Tatarazako N., Kawachi M.
Title : , Genome Announcements, 4(4):e00736-16 (2016)
Original Paper
Rapid ecotoxicological bioassay using delayed fluorescence in the marine cyanobacterium Cyanobium sp.(NIES-981)

Presenter : Yamagishi T., Katsumata M, Yamaguchi H., Shimura Y., Kawachi M., Koshikawa H., Horie Y., Tatarazako N.
Title : , Ecotoxicology, 25(10):1751-1758 (2016)
Original Paper
Draft genome sequence of Microcystis aeruginosa NIES-98, a non-microcystin-producing cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Sano T., Tanabe Y., Nakajima N., Kawachi M.
Title : , Genome Announcements, 4(6):e01187-16 (2016)
Original Paper
Complete genome sequence of Microcystis aeruginosa NIES-2549, a bloom-forming cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Tanabe Y., Osana Y., Shimura Y., Ishida K., Kawachi M.
Title : , Genome Announcements, 3(3):e00551-15 (2015)
Original Paper
Comparison of the terrestrial cyanobacterium Leptolyngbya sp. NIES-2104 and the freshwater Leptolyngbya boryana PCC 6306 genomes

Presenter : Shimura Y., Hirose Y., Misawa N., Osana Y., Katoh H., Yamaguchi H., Kawachi M.
Title : , DNA Research, 22(6):403-412 (2015)
Original Paper
Molecular diversity of endosymbiotic Nephroselmis (Nephroselmidophyceae) in Hatena arenicola (Katablepharidophycota)

Presenter : Yamaguchi H., Nakayama T., Hongoh Y., Kawachi M., Inouye I.
Title : , Journal of Plant Research, 127(2):241-247 (2014)
Original Paper
Phylogeny of five species of Nusuttodinium gen. nov.(Dinophyceae), a genus of unarmoured kleptoplastidic dinoflagellates

Presenter : Takano Y., Yamaguchi H., Inouye I., Moestrup Ø., Horiguchi T.
Title : , Protist, 165(6):759-778 (2014)
Original Paper
Proposal of Microsquama subgen. nov. for Nephroselmis pyriformis (Carter) Ettl (Nephroselmidophyceae, Chlorophyta)

Presenter : Yamaguchi H., Nakayama T., Isao Inouye
Title : , Phycological Research, 61(4):268-269 (2013)

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Cryopreservation of Pleodorina (Volvocales, Chlorophyceae) and its rickettsial endosymbionts

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M., Tanabe Y.
Title : , Phycologia, 65(1):63-68 (2026)
Description of four new species of Mychonastes (Chlorophyceae) from Japanese freshwater habitats based on molecular and morphological data

Presenter : Nozaki H., Matsuzaki R., Mori F., Sato M., Yamaguchi H., Higashiyama T., Kawachi M., Tanabe Y.
Title : , Phycological Research, 73:35-48 (2025)
Establishment of cryopreserved culture strains of Volvox (Chlorophyceae)

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M., Tanabe Y.
Title : , Phycologia, 64(5):389-393 (2025)
Two species of the green algae Volvox sect. Volvox from the Japanese ancient lake, Lake Biwa

Presenter : Nozaki H., Matsuzaki R., Shimotori K., Ueki N., Wirawan H., Wuttipong M., Yamaguchi H., Tanabe Y., Kawachi M.
Title : , PLOS One, 19(9): (2024)
Cryopreservation of two species of the multicellular volvocine green algal genus Astrephomene

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamashita S., Yamaguchi H., Kawachi M.
Title : , BMC Microbiology, 23(16): (2023)
Seasonal variation in the community distribution of protists off Wakasa Bay, Southern Sea of Japan

Presenter : Kataoka T., Sugimoto R., Kaneda A., Yamaguchi H., Rihei T., Yamashita S.
Title : , Continental Shelf Research, 253(15):104898 (2023)
Characterization of a bloom-associated alphaproteobacterial lineage, 'Candidatus Phycosocius': insights into freshwater algal-bacterial interactions.

Presenter : Tanabe Y., Yamaguchi H., Yoshida M., Kai A., Okazaki Y.
Title : , ISME communications, 3(1):20 (2023)
Water-level drawdowns can improve surface water quality and alleviate bottom hypoxia in shallow, eutrophic water bodies

Presenter : Matsuzaki S., Kohzu A., Tsuchiya K., Shinohara R., Nakagawa M., Fukumori K., Yamaguchi H., Kondo N., Kadoya T.
Title : , Freshwater Biology, 68(2):229-244 (2023)
Genomic analysis of an ultrasmall freshwater green alga, Medakamo hakoo

Presenter : Kato S., Misumi O., Maruyama S., Nozaki H., Tsujimoto-Inui Y., Takusagawa M., Suzuki S., Kuwata K., Noda S., Ito N., Okabe Y., Sakamoto T., Yagisawa F., Matsunaga T.M., Matsubayashi Y., Yamaguchi H., Kawachi M., Kuroiwa H.
Title : , communications biology, 6(1): (2023)
Cryopreservation of eight genera of the multicellular volvocine green algae

Presenter : Mori F., Tanaka Y., Matsuzaki R., Nozaki H., Yamaguchi H., Kawachi M.
Title : , Microbial Resources and Systematics, 39(2):77-87 (2023)
Propidium iodide staining and flow cytometry-based assessment of heavy metal impact on marine phytoplankton

Presenter : Ota S., Fuchida S., Yamaguchi H., Yamagishi T., Yamamoto H., Koshikawa H., Kawachi M.
Title : , Cytologia, 87(2):177-187 (2022)
Cryopreservation of vegetative cells and zygotes of the multicellular volvocine green alga Gonium pectorale

Presenter : Nozaki H., Mori F., Tanaka Y., Matsuzaki R., Yamaguchi H., Kawachi M.
Title : , BMC Microbiology, 22(103): (2022)
An Analytical Method for Simultaneous Measurement of Various Cyanotoxins Using Stable Isotope-Labeled Surrogates and a Microbial Flora Analysis to Assign Each Cyanotoxin to its Source

Presenter : Matsuki M, Shimizu N, Tobiishi K., Tanaka Y., Yamaguchi H., Sano T.
Title : , Journal of Water and Environment Technology, 20(6):261-272 (2022)
Rapid transcriptomic and physiological changes in the freshwater pennate diatom Mayamaea pseudoterrestris in response to copper exposure

Presenter : Suzuki S., Ota S., Yamagishi T., Tuji A., Yamaguchi H., Kawachi M.
Title : , DNA Research, 29(6):1-12 (2022)
Potential genetic diversity of Synechococcus-related strains maintained in the Microbial Culture Collection of the National Institute for Environmental Studies, Japan

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Microbial Resources and Systematics, 38(2):63-74 (2022)
The Rubisco small subunits in the green algal genus Chloromonas provide insights into evolutionary loss of the eukaryotic carbon-concentrating organelle, the pyrenoid

Presenter : Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Kanesaki Y., Yoshikawa H., Mori T., Nozaki H.
Title : , BMC Ecology and Evolution, 21:11 (2021)
Annamia dubia sp. nov. with a description of a new family, Geminocystaceae fam. nov. (Cyanobacteria)

Presenter : Tuji A., Yamaguchi H., Kataoka T., Sato M.
Title : , Fottea, 21(1):100-109 (2021)
Development of a time-series shotgun metagenomics database for monitoring microbial communities at the Pacific coast of Japan

Presenter : Yoshitake K., Kimura G., Sakami T., Watanabe T., Taniuchi Y., Kakehi S., Kuwata A., Yamaguchi H., Kataoka T. , Kawachi M., Ikeho K., Tan E., Igarashi Y., Ohtsubo M., Watanabe S., Suzuki Y. , Asakawa S., Ishino S., Tashiro K. , Ishino Y., Kobayashi T., Mineta K., Gojobori T.
Title : , Scientific Reports volume, 11:12222 (2021)
Identification of a dual orange/far-red and blue light photoreceptor from an oceanic green picoplankton

Presenter : Makita Y., Suzuki S., Fushimi K., Shimada S., Suehisa A., Hirata M., Kuriyama T., Kurihara Y., Hamasaki H., Okubo-Kurihara E., Yoshitake K., Watanabe T., Sakuta M., Gojobori T., Sakami T., Narikawa R., Yamaguchi H., Kawachi M., Matsui M.
Title : , Nature Communications, 12(1):3593 (2021)
Genome sequencing of the NIES Cyanobacteria collection with a focus on the heterocyst-forming clade

Presenter : Hirose Y., Ohtsubo Y., Misawa N., Yonekawa C., Nagao N., Shimura Y., Fujisawa T., Kanesaki Y., Katoh H., Katayama M., Yamaguchi H., Yoshikawa H., Ikeuchi M., Eki T., Nakamura Y., Kawachi M.
Title : , DNA Research, 28(6):dsab024 (2021)
Alternative Diatom Strains for Growth Inhibition Tests (OECD Test Guideline 201)

Presenter : Tuji A., Suzuki S., Yamagishi T., Yamaguchi H.
Title : , Bull. Natl. Mus. Nat. Sci., Ser. B, 47(4):1-10 (2021)
Genome sequencing of the multicellular alga Astrephomene provides insights into convergent evolution of germ-soma differentiation

Presenter : Yamashita S., Yamamoto K., Matsuzaki R., Suzuki S., Yamaguchi H., Hirooka S., Minakuchi Y., Miyagishima S., Kawachi M., Toyoda A., Nozaki H.
Title : , Scientific Reports, 11(22231): (2021)
Genomic characteristics of the toxic bloom-forming cyanobacterium Microcystis aeruginosa NIES-102

Presenter : Yamaguchi H., Suzuki S., Osana Y., Kawachi M.
Title : , Journal of Genomics, 8:1-6 (2020)
Differential heavy metal sensitivity in seven algal species from the NIES culture collection based on delayed fluorescence assays

Presenter : Ota S., Yamaguchi H., Vanel F., Fuchida S., Koshikawa H., Yamagishi T., Yamamoto H., Kawachi M.
Title : , Phycological Research, 68(1):41-49 (2020)
Draft genome sequences of four Microcystis aeruginosa strains (NIES-3787, NIES-3804, NIES-3806, and NIES-3807) isolated from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Microbiology Resource Announcements, 9(14):00052-20 (2020)
Comparative genome analysis of test algal strain NIVA-CHL1 (Raphidocelis subcapitata) maintained in microalgal culture collections worldwide

Presenter : Yamagishi T., Yamaguchi H., Suzuki S., Yoshikawa M. , Jameson I., Lorenz M., Nobles D.R., Campbell C., Seki M., Kawachi M., Yamamoto H.
Title : , PLOS ONE, 15(11):e0241889 (2020)
Draft genome sequence of Microcystis aeruginosa NIES-4285, isolated from brackish water (Lake Abashiri, Japan)

Presenter : Tanabe Y., Yamaguchi H.
Title : , Microbiology Resource Announcements, 8(6):e00001-19 (2019)
Taxonomic re-examination of two NIES strains of “Chlamydomonas” within the Reticulata group of the genus Chloromonas (Volvocales, Chlorophyceae)

Presenter : Makino T., Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Nozaki H.
Title : , Microbial Resources and Systematics, 35(1):13-23 (2019)
Short-Term changes in marine prokaryotic and eukaryotic microalgal communities exposed to the leachate of a seafloor hydrothermal sulfide

Presenter : Tsuboi S., Yamaguchi H., Fuchida S., Koshikawa H., Kawachi M.
Title : , Water, Air, & Soil Pollution, 230(8):175 (2019)
First Report of Microcystis Strains Producing MC-FR and -WR Toxins in Japan

Presenter : Ikehara T., Kuniyoshi J., Yamaguchi H., Tanabe Y., Sano T., Yoshimoto M., Oshiro N., Nakashima S., Yasumoto-Hirose M.
Title : , Toxins, 11(9):521 (2019)
A novel salt-tolerant genotype illuminates the sucrose gene evolution in freshwater bloom-forming cyanobacterium Microcystis aeruginosa

Presenter : Tanabe Y., Yamaguchi H., Sano T., Kawachi M.
Title : , FEMS Microbiology Letters, 366(15):fnz190 (2019)
The Draft Genome of a Hydrogen-producing Cyanobacterium, Arthrospira platensis NIES-46

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Journal of Genomics, 7:56-59 (2019)
Depth-dependent transcriptomic response of diatoms during spring bloom in the western subarctic Pacific Ocean

Presenter : Suzuki S., Kataoka T., Watanabe T., Yamaguchi H., Kuwata A., Kawachi M.
Title : , Scientific Reports, 9(1):14559 (2019)
Role of wetlands in mitigating the tradeoff between crop production and water quality in agricultural landscapes

Presenter : Matsuzaki S., Kohzu A., Kadoya T., Watanabe Mirai., Osawa T., Komatsu K., Kondo N., Yamaguchi H., Ando H., Shimotori K., Fukaya K., Nakagawa M., Kizuka T., Yoshioka A., Sasai T., Saigusa N., Matsushita B., Takamura N.
Title : , Ecosphere, 10(11):e02918 (2019)
Improved draft genome sequence of Microcystis aeruginosa NIES-298, a microcystin-producing cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Genome Announcements, 6:e01551-17 (2018)
Draft Genome Sequence of Microcystis aeruginosa NIES-87, a Bloom-Forming Cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Genome Announcements, 6:e01596-17 (2018)
Complete genome sequence of Microcystis aeruginosa NIES-2481 and common genomic features of group G M. aeruginosa

Presenter : Yamaguchi H., Suzuki S., Kawachi M.
Title : , Journal of Genomics., 6:30-33 (2018)
A new planktonic diatom, Craticula pseudocitrus sp. nov., Naviculales, Bacillariophyceae found in Lake Kasumigaura, Japan

Presenter : Tsuji A., Nakagawa M., Sato M., Yamaguchi H.
Title : , Bulletin of the National Museum of Nature and Science, Series B (Botany), Tokyo, 44(1):1-8 (2018)
Draft Genome Sequence of “Candidatus Phycosocius bacilliformis,” an Alphaproteobacterial Ectosymbiont of the Hydrocarbon-Producing Green Alga Botryococcus braunii

Presenter : Tanabe Y., Yamaguchi H., Watanabe M.
Title : , Genome Announcements, 6:e00396-18 (2018)
Raphidocelis subcapitata (=Pseudokirchneriella subcapitata) provides an insight into genome evolution and environmental adaptations in the Sphaeropleales

Presenter : Suzuki S., Yamaguchi H., Nakajima N., Kawachi M.
Title : , Scientific Reports, 8(1):8058 (2018)
Seasonal and geographical distribution of near-surface small photosynthetic eukaryotes in the western North Pacific determined by pyrosequencing of 18S rDNA

Presenter : Kataoka T., Yamaguchi H., Sato M., Watanabe T., Taniuchi Y., Kuwata A., Kawachi M.
Title : , FEMS Microbiology Ecology, 93:fiw229 (2017)
Cell reproductive patterns in the green alga Pseudokirchneriella subcapitata (Selenastrum capricornutum) and their variations under exposure to the typical toxicants potassium dichromate and 3,5-DCP

Presenter : Yamagishi T., Yamaguchi H., Suzuki S., Horie Y., Tatarazako N.
Title : , PLoS ONE, 12(2):e0171259 (2017)
Complete genome sequence of a coastal cyanobacterium, Synechococcus sp. strain NIES-970

Presenter : Shimura Y., Hirose Y. , Misawa N., Wakazuki S., Fujisawa T., Nakamura Y., Kanesaki Y., Yamaguchi H., Kawachi M.
Title : , Genome Announcements, 5(14):e00139-17 (2017)
Application of cryopreservation to genetic analyses of a photosynthetic picoeukaryote community

Presenter : Kawachi M., Kataoka T., Sato M., Noel Kawachi M., Kuwata A., Demura M., Yamaguchi H.
Title : , Gene, 576(2):708-716 (2016)
Complete genome sequence of Cyanobium sp. NIES-981, a marine strain potentially useful for ecotoxicological bioassays

Presenter : Yamaguchi H., Shimura Y., SUZUKI S, Yamagishi T., Tatarazako N., Kawachi M.
Title : , Genome Announcements, 4(4):e00736-16 (2016)
Rapid ecotoxicological bioassay using delayed fluorescence in the marine cyanobacterium Cyanobium sp.(NIES-981)

Presenter : Yamagishi T., Katsumata M, Yamaguchi H., Shimura Y., Kawachi M., Koshikawa H., Horie Y., Tatarazako N.
Title : , Ecotoxicology, 25(10):1751-1758 (2016)
Draft genome sequence of Microcystis aeruginosa NIES-98, a non-microcystin-producing cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Sano T., Tanabe Y., Nakajima N., Kawachi M.
Title : , Genome Announcements, 4(6):e01187-16 (2016)
Complete genome sequence of Microcystis aeruginosa NIES-2549, a bloom-forming cyanobacterium from Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Suzuki S., Tanabe Y., Osana Y., Shimura Y., Ishida K., Kawachi M.
Title : , Genome Announcements, 3(3):e00551-15 (2015)
Comparison of the terrestrial cyanobacterium Leptolyngbya sp. NIES-2104 and the freshwater Leptolyngbya boryana PCC 6306 genomes

Presenter : Shimura Y., Hirose Y., Misawa N., Osana Y., Katoh H., Yamaguchi H., Kawachi M.
Title : , DNA Research, 22(6):403-412 (2015)
Molecular diversity of endosymbiotic Nephroselmis (Nephroselmidophyceae) in Hatena arenicola (Katablepharidophycota)

Presenter : Yamaguchi H., Nakayama T., Hongoh Y., Kawachi M., Inouye I.
Title : , Journal of Plant Research, 127(2):241-247 (2014)
Phylogeny of five species of Nusuttodinium gen. nov.(Dinophyceae), a genus of unarmoured kleptoplastidic dinoflagellates

Presenter : Takano Y., Yamaguchi H., Inouye I., Moestrup Ø., Horiguchi T.
Title : , Protist, 165(6):759-778 (2014)
Proposal of Microsquama subgen. nov. for Nephroselmis pyriformis (Carter) Ettl (Nephroselmidophyceae, Chlorophyta)

Presenter : Yamaguchi H., Nakayama T., Isao Inouye
Title : , Phycological Research, 61(4):268-269 (2013)

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Ecotoxicological Bioassay Using Marine Algae for Deep-Sea Mining

Presenter : Yamagishi T., Ota S., Yamaguchi H., Koshikawa H., Tatarazako, N., Yamamoto H., Kawachi M.
Title : , Environmental Issues of Deep-Sea Mining: Impacts, Consequences and Policy Perspectives (2019)

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What Happened before Losses of Photosynthesis in Cryptophyte Algae?

Presenter : Suzuki S., Matsuzaki R., Yamaguchi H., Kawachi M.
Title : , Molecular biology and evolution, 39(2):1-7 (2022)
Draft Genome Sequences of Three Filamentous Cyanobacterial Strains, Dolichospermum planctonicum NIES-80, Planktothrix agardhii NIES-905, and Sphaerospermopsis reniformis NIES-1949

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Title : , Microbiology Resource Announcements, 8(43):e00605-19 (2019)
Mitochondrial and chloroplast genome sequences of Ulva ohno, a green-tide-forming macroalga in the Southern coastal regions of Japan

Presenter : Suzuki S., Yamaguchi H., Hiraoka M., Kawachi M.
Title : , Mitochondrial DNA Part B, 3(2):765-767 (2018)

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Research Result (Presentation)

all
Research Presentation
Research Lecture

Research Presentation
Distribution of the toxic cyanobacterium Raphidiopsis raciborskii and concentration of the toxin in Japan

Presenter : Yamaguchi H., Suzuki S., Sano T.
Name of Society : 9th ASIAN PACIFIC PHYCOLOGICAL FORUM (APPF 2024) (2024)
Name of Proceedings : Abstracts, 141-142
Research Presentation
Survival of a red tide-forming dinoflagellate depends on certain metabolites supplied by co-cultured bacteria

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Name of Society : Marine Biotechnology Conference 2019 (2019)
Name of Proceedings : Abstract, 99
Research Presentation
Toward molecular bases of photoheterotrophy in the colonial volvocine species Astrephomene gubernaculifera and Volvulina steinii

Presenter : Suguchi A., Yamashita S., Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Noguchi H., Minakuchi Y., Toyada A., Nozaki H.
Name of Society : Volvox 2019 (2019)
Name of Proceedings : Abstracts, 62
Research Presentation
Measuring quantitative preferences to diet species by comparing gut contents and environments in numbers of DNA sequence reads from metabarcoding

Presenter : Kondo N., Matsuzaki S., Kadoya T., Yamaguchi H., Ando H., Nakagawa M., Ito H., Makino W., Takamura N.
Name of Society : 8th International Barcode of Life Conference 2019 (2019)
Name of Proceedings : Abstracts, 102-103
Research Presentation
Possible impact of seafloor mining on surface microbial diversity at Okinawa Trough

Presenter : Kawachi M., Yamaguchi H., Tsuboi S., Fuchida S., Yamagishi T., Koshikawa H.
Name of Society : ASLO 2017 Aquatic Sciences Meeting (2017)
Name of Proceedings : -
Research Presentation
Long-term monitoring of Lake Kasumigaura, Japan: a 40 year legacy and looking to the future

Presenter : Matsuzaki S., Komatsu K., Kohzu A., Tomioka N., Shinohara R., Shimotori K., Ueno R., Kondo N., Yamaguchi H., Kadoya T., Ando H., Nakagawa M., Totsu K., Imai A., Takamura N.
Name of Society : Global Lake Ecological Observatory Network (GLEON) 19 (2017)
Name of Proceedings : Abstracts
Research Presentation
The ftsZ amplicon analysis reveals intraspecific dynamics of Microcystis aeruginosa in Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Tanabe Y., Kataoka T., Tomioka N., Kawachi M.
Name of Society : The 8th Asian Pacific Phycological Forum (2017)
Name of Proceedings : Abstracts, 183
Research Lecture
Genome sequence of Raphidocelis subcapitata provides new genetic tools for toxicological assessment

Presenter : Suzuki S., Yamaguchi H., Nakajima N., Kawachi M.
Name of Society : 8th Asian Pacific Phycological Farum (2017)
Name of Proceedings : Programme & Abstracts APPF 2017, 72
Research Presentation
Development of methods to assess the toxic effects of heavy metals on microalgae using a microbial viability test

Presenter : Ota S., Yamaguchi H., Yamagishi T., Tatarazako N., Fuchida S., Koshikawa H., Kawachi M.
Name of Society : 8th Asian Pacific Phycological Forum (APPF 2017) (2017)
Name of Proceedings : Abstracts, 153
Research Presentation
The 4th term National BioResource Project Algae in Japan

Presenter : Kawachi M., Yamaguchi H., Suzuki J., Kogame K., Hanyuda T., Yamaguchi A., Kawai H.
Name of Society : The 8th Asian Pacific Phycological Forum (2017)
Name of Proceedings : Abstracts, 38
Research Presentation
Seasonal and geographical distribution of near-surface small photosynthetic eukaryotes in the western North Pacific determined by pyrosequencing of 18S rDNA

Presenter : Kataoka T., Yamaguchi H., Sato M., Watanabe T. , Taniuchi Y., Kuwata A., Kawachi M.
Name of Society : Kitasato-KAUST Joint International Workshop, Marine Metagenomics: Comparative Study among Different Marine Resources (2016)
Name of Proceedings : Abstracts, 22
Research Presentation
Nitrogen isotope ratios of phytoplankton in the northwestern North Pacific

Presenter : Yoshikawa C., Yamaguchi H., Ogawa ON., Suga H., Makabe A., Matsui Y., Kawagucci S., Fujiki T., Harada N., Ohkouchi N.
Name of Society : The 10th International Conference on the Applications of Stable Isotopes to Ecological Studies (2016)
Name of Proceedings : Abstracts, 143
Research Presentation
Genome Sequencing of the Bloom-Forming Cyanobacterium Planktothrix agardhii NIES-204

Presenter : Shimura Y., Fujisawa T., Hirose Y., Kanesaki Y., Yamaguchi H., Kawachi M.
Name of Society : 10th International Conference on Toxic Cyanobacteria (2016)
Name of Proceedings : Abstracts, 65-66
Research Presentation
Comparison of the terrestrial and freshwater Leptolyngbya genomes

Presenter : Shimura Y., Hirose Y., Misawa N., Osana Y., Katoh H., Yamaguchi H., Kawachi M.
Name of Society : 15th International Symposium on Phototrophic Prokaryotes (2015)
Name of Proceedings : Abstracts, 179
Research Presentation
Picoeukaryotic diversity in the Northwestern Pacific Ocean based on amplicon sequencing of 18S rRNA gene

Presenter : Yamaguchi H., Sato M., Kawachi M.
Name of Society : National Institute for Environmental Studies, Center for Environmental Biology and Ecosystem Studies Symposium, Unraveling Biodiversity from DNA -From the Management of Databases to the Use of Next Generation Sequencers- (2014)
Name of Proceedings : Abstracts, 27-28
Research Presentation
Community compositional analysis using 454 sequencing applying cryopreserved eukaryotic picopytoplankton originated from marine environments

Presenter : Kataoka T., Yamaguchi H., Kuwata A., Kawachi M.
Name of Society : National Institute for Environmental Studies, Center for Environmental Biology and Ecosstem Studies Symposium: Unraveling Biodiversity from DNA -From the management of databaes to the use of next generation sequencers- (2014)
Name of Proceedings : Abstracts, 28-29
Research Presentation
MITOCHONDRIAL GENE EXPRESSION IS SUPPRESSED AFTER SYMBIOSIS?: A CASE STUDY OF HATENA ARENICOLA SYMBIONT

Presenter : Yamaguchi H., Suzuki S., Ishida K., Inouye I.
Name of Society : 5th Congress of the International Society for Applied Phycology 2014 (2014)
Name of Proceedings : Abstracts, 152
Research Presentation
Huge diversity of marine eukaryotic picoplankton in Sendai Bay, Japan: using next-generation sequencing approach for meta 18S rDNA analyses

Presenter : Yamaguchi H., Demura M., Kuwata A., Kawachi M.
Name of Society : 14th International Symposium on Microbial Ecology (2012)
Name of Proceedings : Abstracts, (PS21):62-63
Research Presentation
Cryopreservation techniques applied to the pico-phytoplankton diversity, effectiveness and problems

Presenter : Kawachi M., Mary-helene N., YAMAGUCHI H., Demura M.
Name of Society : 「海洋プランクトンに関する日仏共同シンポジウム」Japan-France Joint Symposium on Marine Plankton (2011)
Name of Proceedings : -

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Survival of a red tide-forming dinoflagellate depends on certain metabolites supplied by co-cultured bacteria

Presenter : Suzuki S., Yamaguchi H., Kawachi M.
Name of Society : Marine Biotechnology Conference 2019 (2019)
Name of Proceedings : Abstract, 99
Development of methods to assess the toxic effects of heavy metals on microalgae using a microbial viability test

Presenter : Ota S., Yamaguchi H., Yamagishi T., Tatarazako N., Fuchida S., Koshikawa H., Kawachi M.
Name of Society : 8th Asian Pacific Phycological Forum (APPF 2017) (2017)
Name of Proceedings : Abstracts, 153
The 4th term National BioResource Project Algae in Japan

Presenter : Kawachi M., Yamaguchi H., Suzuki J., Kogame K., Hanyuda T., Yamaguchi A., Kawai H.
Name of Society : The 8th Asian Pacific Phycological Forum (2017)
Name of Proceedings : Abstracts, 38
Cryopreservation techniques applied to the pico-phytoplankton diversity, effectiveness and problems

Presenter : Kawachi M., Mary-helene N., YAMAGUCHI H., Demura M.
Name of Society : 「海洋プランクトンに関する日仏共同シンポジウム」Japan-France Joint Symposium on Marine Plankton (2011)
Name of Proceedings : -
Distribution of the toxic cyanobacterium Raphidiopsis raciborskii and concentration of the toxin in Japan

Presenter : Yamaguchi H., Suzuki S., Sano T.
Name of Society : 9th ASIAN PACIFIC PHYCOLOGICAL FORUM (APPF 2024) (2024)
Name of Proceedings : Abstracts, 141-142
Toward molecular bases of photoheterotrophy in the colonial volvocine species Astrephomene gubernaculifera and Volvulina steinii

Presenter : Suguchi A., Yamashita S., Matsuzaki R., Suzuki S., Yamaguchi H., Kawachi M., Noguchi H., Minakuchi Y., Toyada A., Nozaki H.
Name of Society : Volvox 2019 (2019)
Name of Proceedings : Abstracts, 62
Measuring quantitative preferences to diet species by comparing gut contents and environments in numbers of DNA sequence reads from metabarcoding

Presenter : Kondo N., Matsuzaki S., Kadoya T., Yamaguchi H., Ando H., Nakagawa M., Ito H., Makino W., Takamura N.
Name of Society : 8th International Barcode of Life Conference 2019 (2019)
Name of Proceedings : Abstracts, 102-103
Possible impact of seafloor mining on surface microbial diversity at Okinawa Trough

Presenter : Kawachi M., Yamaguchi H., Tsuboi S., Fuchida S., Yamagishi T., Koshikawa H.
Name of Society : ASLO 2017 Aquatic Sciences Meeting (2017)
Name of Proceedings : -
Long-term monitoring of Lake Kasumigaura, Japan: a 40 year legacy and looking to the future

Presenter : Matsuzaki S., Komatsu K., Kohzu A., Tomioka N., Shinohara R., Shimotori K., Ueno R., Kondo N., Yamaguchi H., Kadoya T., Ando H., Nakagawa M., Totsu K., Imai A., Takamura N.
Name of Society : Global Lake Ecological Observatory Network (GLEON) 19 (2017)
Name of Proceedings : Abstracts
The ftsZ amplicon analysis reveals intraspecific dynamics of Microcystis aeruginosa in Lake Kasumigaura, Japan

Presenter : Yamaguchi H., Tanabe Y., Kataoka T., Tomioka N., Kawachi M.
Name of Society : The 8th Asian Pacific Phycological Forum (2017)
Name of Proceedings : Abstracts, 183
Seasonal and geographical distribution of near-surface small photosynthetic eukaryotes in the western North Pacific determined by pyrosequencing of 18S rDNA

Presenter : Kataoka T., Yamaguchi H., Sato M., Watanabe T. , Taniuchi Y., Kuwata A., Kawachi M.
Name of Society : Kitasato-KAUST Joint International Workshop, Marine Metagenomics: Comparative Study among Different Marine Resources (2016)
Name of Proceedings : Abstracts, 22
Nitrogen isotope ratios of phytoplankton in the northwestern North Pacific

Presenter : Yoshikawa C., Yamaguchi H., Ogawa ON., Suga H., Makabe A., Matsui Y., Kawagucci S., Fujiki T., Harada N., Ohkouchi N.
Name of Society : The 10th International Conference on the Applications of Stable Isotopes to Ecological Studies (2016)
Name of Proceedings : Abstracts, 143
Genome Sequencing of the Bloom-Forming Cyanobacterium Planktothrix agardhii NIES-204

Presenter : Shimura Y., Fujisawa T., Hirose Y., Kanesaki Y., Yamaguchi H., Kawachi M.
Name of Society : 10th International Conference on Toxic Cyanobacteria (2016)
Name of Proceedings : Abstracts, 65-66
Comparison of the terrestrial and freshwater Leptolyngbya genomes

Presenter : Shimura Y., Hirose Y., Misawa N., Osana Y., Katoh H., Yamaguchi H., Kawachi M.
Name of Society : 15th International Symposium on Phototrophic Prokaryotes (2015)
Name of Proceedings : Abstracts, 179
Picoeukaryotic diversity in the Northwestern Pacific Ocean based on amplicon sequencing of 18S rRNA gene

Presenter : Yamaguchi H., Sato M., Kawachi M.
Name of Society : National Institute for Environmental Studies, Center for Environmental Biology and Ecosystem Studies Symposium, Unraveling Biodiversity from DNA -From the Management of Databases to the Use of Next Generation Sequencers- (2014)
Name of Proceedings : Abstracts, 27-28
Community compositional analysis using 454 sequencing applying cryopreserved eukaryotic picopytoplankton originated from marine environments

Presenter : Kataoka T., Yamaguchi H., Kuwata A., Kawachi M.
Name of Society : National Institute for Environmental Studies, Center for Environmental Biology and Ecosstem Studies Symposium: Unraveling Biodiversity from DNA -From the management of databaes to the use of next generation sequencers- (2014)
Name of Proceedings : Abstracts, 28-29
MITOCHONDRIAL GENE EXPRESSION IS SUPPRESSED AFTER SYMBIOSIS?: A CASE STUDY OF HATENA ARENICOLA SYMBIONT

Presenter : Yamaguchi H., Suzuki S., Ishida K., Inouye I.
Name of Society : 5th Congress of the International Society for Applied Phycology 2014 (2014)
Name of Proceedings : Abstracts, 152
Huge diversity of marine eukaryotic picoplankton in Sendai Bay, Japan: using next-generation sequencing approach for meta 18S rDNA analyses

Presenter : Yamaguchi H., Demura M., Kuwata A., Kawachi M.
Name of Society : 14th International Symposium on Microbial Ecology (2012)
Name of Proceedings : Abstracts, (PS21):62-63

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Genome sequence of Raphidocelis subcapitata provides new genetic tools for toxicological assessment

Presenter : Suzuki S., Yamaguchi H., Nakajima N., Kawachi M.
Name of Society : 8th Asian Pacific Phycological Farum (2017)
Name of Proceedings : Programme & Abstracts APPF 2017, 72

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YAMAGUCHI Haruyo

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