We study on the infectious diseases of aquatic organisms.
News!
Oct. 8, 2023 | The manuscript “Genomic diversity of wild and cultured Yesso scallop Mizuhopecten yessoensis from Japan and Canada” was published in G3 Genes|Genomes|Genetics. (Sutherland BJG, Itoh N, Gilchrist K, Boyle B, Roth M, Green TJ) Abstract |
Sep. 11-14, 2023 | Some members had presentations in 21st International Conference on Diseases of Fish and Shellfish (EAFP XXI).
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Sep. 10, 2023 | The manuscript “Four-year field survey on francisellosis in Yesso scallops Mizuhopecten yessoensis cultured in southern Hokkaido, Japan” was published in Aquaculture. (Kawahara, Yoshinaga, Itoh) Abstract |
Aug. 14, 2023 | The manuscript “Effect of Biokos, a natural lipopeptide surfactant extracted from a bacterium of the Pseudomonas genus, on infection of Cryptocaryon irritans” was published in Journal of Fish Diseases. (Watanabe, Hansen J, Kotake, Fujii, Matsuoka, Yoshinaga) Abstract |
Aug. 11, 2023 | The manuscript “Identification of glycine betaine as a host-derived molecule required for the vegetative proliferation of the protozoan parasite Perkinsus olseni” was published in Parasitology. (Liu, Yoshinaga, Itoh) Abstract |
Jul. 22, 2023 | The manuscript “Target Protein Expression on Tetrahymena thermophila Cell Surface Using the Signal Peptide and GPI Anchor Sequences of the Immobilization Antigen of Cryptocaryon irritans” was published in Molecular Biotechnology. (Watanabe, Asada, Inokuchi, Kotake, Yoshinaga) Abstract |
Jan. 17, 2023 | The manuscript “Francisella halioticida Infection of Intermediately Cultured Juvenile Scallops Mizuhopecten yessoensis in Southern Hokkaido.”was published in Fish Pathology. (Furumoto, Yoshinaga, Itoh) Abstract |
Dec. 15, 2022 | The manuscript “Molecular and microscopic identification of Eomarteilia granula infection in Manila clam Ruditapes philippinarum off the south coast of Korea” was published in Diseases of Aquatic Organisms. (Kang HS, Lee HM, Itoh N, Cho YG, Choi KS) Abstract |
Jun. 1, 2022 | The manuscript “Establishment and characteristics of Perkinsus beihaiensis in vitro isolates from Mediterranean mussels (Mytilus galloprovincialis)”was accepted for publication in Diseases of Aquatic Organisms. (Liu, Maeda, Yoshinaga, Itoh) Abstract |
May. 1, 2022 | Dr. Yuho Watanabe arrived at the position of Assistant Professor. |
Feb. 12, 2022 | The manuscript “Five new and two known species of Heterobothrium (Monogena:Diclidophoridae) infecting puffers of the genus Takifugu from Japanese waters”was accepted for publication in Journal of Systematic Parasitology. (Ogawa, Itoh) Abstract |
Jan. 4, 2022 | The manuscript “First record of Perkinsus olseni in cultured mussels (Mytilus chilensis) in the Beagle Channel, Southwestern Atlantic Ocean”was accepted for publication in Aquaculture. (Vazquez, Itoh, Cremonte) Abstract |
Mar. 6-7, 2022 | Some members had presentations in Spring Meeting of JSFP held online.
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Dec. 9, 2021 | The manuscript “Supplementation with lipids enhances zoosporulation of Perkinsus species”was accepted for publication in Journal of Invertebrate Pathology.(Maeda, Yoshinaga, Itoh)Abstract |
Nov. 21-22, 2021 | Maeda had presentations in JSP 2021 held online.
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Oct. 24, 2021 | The manuscript “Evaluation of the protective effects of DNA vaccines encoding an infection-related cysteine protease from Cryptocaryon irritans, the pathogenic organism of cryptocaryoniasis”was accepted for publication in Aquaculture.(Watanabe, Takada, Kotake, Itoh, Yoshinaga)Abstract |
Sep. 11-12, 2021 | Some members had presentations in Autumn Meeting of JSFP held online.
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Jul. 5, 2021 | The manuscript “Emendation of the genus Neoheterobothrium and a proposal of a new genus Paraheterobothrium (Monogenea: Diclidophoridae) for five species of diclidophorids from Pleuronectiform fishes”was accepted for publication in Journal of Systematic Parasitology.(Ogawa, Itoh, Oliva)Abstract |
Mar. 20-21, 2021 | Some members had presentations in Spring Meeting of JSFP held online.
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May. 17, 2021 | The manuscript “Functional analysis of the proteases overexpressed during the invasive and parasitic stages of Cryptocaryon irritans and their potential as vaccine antigens”was accepted for publication in Aquaculture.(Watanabe, Zenke, Itoh, Yoshinaga)Abstract |
Mar. 11, 2021 | The manuscript “Francisellosis of Yesso scallops Mizuhopecten yessoensis in Japan is caused by a novel type of Francisella halioticida”was published in Diseases of Aquatic Organisms,(Kawahara, Yoshitake, Yoshinaga, Itoh)Abstract |
Jan. 29, 2021 | Prof. Kay Lwin Tun (University of Yangon, Myanmar), an alumnus of the Fish Disease Laboratory, received the Encouragement Award of the Hitachi Global Foundation Asia Innovation Award 2020 (Award title: Development of Aquatic Bioscience Research and Human Resources in Myanmar) |
Jan. 27, 2021 | Professor Tomoyoshi Yoshinaga had an online lecture entitled "Importance of Biosecurity in Bivalves; Toward the Reconstruction of Sustainable Akoya Oyster Aquaculture" in the Fisheries Seminar, Ainan Cho, Ehime Prefecture. |
Dec. 21, 2020 | The manuscript “A new myxosporean species, Henneguya lata n. sp. (Myxozoa: Myxobolidae), from the gills of yellowfin seabream Acanthopagrus latus (Perciformes: Sparidae) in the Gulf of Tonkin, Vietnam. ”was accepted for publication in Parasitology Research,(Chinh, Ngo, Tuc, Itoh, Yoshinaga, Shirakashi, Doanh )Abstract |
Oct. 27, 2020 | Associate Professor, Naoki Itoh, had a presentation entitled with " What have we learned from field surveys for shellfish diseases?" as a key note speaker in the 6th International Conference on Tropical and Coastal Region Eco Development 2020 held in Semarang, Indonesia. |
Oct. 5, 2020 | The manuscript “Anisakis spp. in toothed and baleen whales from Japanese waters with notes on their potential role as biological tags”was accepted for publication in Journal of Parasitology International,(Gomes, Quiazon, Kotake, Fujise, Ohizumi, Itoh, Yoshinaga)Abstract |
Sep. 14, 2020 | Professor Tomoyoshi Yoshinaga had an online lecture entitled "Importance and Current Status of Biosecurity in Fishery Animals" in Workshop in the Model Project for Improving the Biosecurity System for Fishery Animals, Ehime Prefecture. |
Sep. 6, 2020 | The manuscript “A novel dimorphic microsporidian Ameson iseebi sp. nov. infecting muscle of the Japanese spiny lobster, Panulirus japonicus, in western Japan”was accepted for publication in Journal of Invertebrate Pathology,(Itoh, Kuboyama, Freeman, Katata, Yamakawa, Yoshinaga)Abstract |
Aug. 28, 2020 | The manuscript “Heavy metacercarial infection in the abdominal cavity of hatchery-reared Japanese dace Tribolodon hakonensis”was accepted for publication in Fish Pathol,(Komatsu, Itoh, Ogawa)Abstract |
Jul. 27, 2020 | The manuscript “Development of a simple host-free medium for efficient prezoosporulation of Perkinsus olseni trophozoites cultured in vitro”was accepted for publication in Parasitology International,(Maeda, Yoshinaga, Itoh)Abstract |
Jul. 15, 2020 | The manuscript “Stable and quantitative small-scale laboratory propagation of Cryptocaryon irritans”was accepted for publication in MethodsX,(Watanabe, How, Zenke, Itoh, Yoshinaga)Abstract |
Apr. 24, 2020 | The manuscript “Control of the daily rhythms by photoperiods in protomont detachment and theront excystment of the parasitic ciliate Cryptocaryon irritans”was accepted for publication in Fish Pathology, (Watanabe, How, Zenke, Itoh, Yoshinaga)Abstract |
Apr. 1, 2020 | Dr. Nanae Karakawa arrived at the position of Program-Specific Assistant Professor. |
May. 10, 2020 | The manuscript “Anisakis spp. in fishery products from Japanese waters: Updated insights on host prevalence and human infection risk factors”was accepted for publication in Parasitology International, (Gomes, Quiazon, Kotake, Itoh, Yoshinaga). Abstract |
Dec. 20, 2019 | The manuscript “The effects of environmental and nutritional conditions on the development of Perkinsus olseni prezoosporangia.”was accepted for publication in Experimental Parasitology, (Umeda, Yang, Waki, Yoshinaga, Itoh). Abstract |
Dec. 19, 2019 | The manuscript “Coccidian Parasite in Sea Cucumber (Apostichopus japonicus) Ovaries”was accepted for publication in The Biological Bulletin, (Itoh; collaboration with Japan Fisheries Research and Education Agency)Abstract |
Nov. 7, 2019 | Dr. Jose Fernandez-Robledo, Senior Research Scientist in Begelow Laboratory for Ocean Sciences,visted and gave a special lecture "The IKIGAI for the protozoan parasite of oysters Perkinsus marinus (Perkinsozoa)". |
Oct. 3, 2019 | Associate Professor Li Yingdong (Shenyang Agriculture University) arrived at the position of Distinguished Visiting Research Scholar. |
Sep. 11-12, 2019 | Maeda and Kitagawa had presentations in Autumn Meeting of JSFP held in Fukui.
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Sep. 9-12, 2019 | Watanabe, Tiago, and Kawahara had presentations in 19th International Conference on Diseases of Fish and Shellfish in Porto, Portugal.
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Aug. 19 - Sep. 19, 2019 |
Mr. Nguyen Ngoc Chinh (Vietnam Academy of Science and Technology) visited the laboratory for studies of myxosporean parasites. |
Aug. 15, 2019 | Associate Professor Ye Ting (Zheijiang Sci-Tech University) arrived at the position of Distinguished Visiting Research Scholar. |
Jul. 29, 2019 | Our manuscript “First discovery of Perkinsus beihaiensis in Mediterranean mussels (Mytilus galloprovincialis) in Tokyo Bay, Japan.” was accepted for publication in Journal of Invertebrate Pathology, In Press (Itoh N, Komatsu Y, Maeda K, Hirase S, Yoshinaga T). |
Jul. 14, 2019 | Our manuscript “Characterization of the proteases in the parasitic stage of Cryptocaryon irritans, and in vitro and in vivo effects of protease inhibitors on cryptocaryoniasis.” was accepted for publication in Diseases of Aquaculture (Watanabe, Y., How, K. H., Zenke, K., Itoh, N., Yoshinaga, T). Ref. |
Jun. 15, 2019 | Our manuscript “Mortality of spats of Manila clum Ruditapes philippinarum experimentally challenged with the protozoan parasite Perkinsus olseni.” was accepted for publication in Fish pathology (Waki T, Yoshinaga T). |
May. 8, 2019 | Our manuscript “Parallel studies confirm Francisella halioticida causes mortality in Yesso Scallops Patinopecten yessoensis.” was accepted for publication in Diseases of Aquatic Organisms (Kawahara, Yoshinaga and Itoh; collaboration with DFO Canada). Ref. |
Apr. 22, 2019 | The first educational department for fisheries in Myanmar, Department of Fisheries and Aquaculture, was launched in University of Yangon. Dr. Kay Lwin Tun, taking PhD in our laboratory, assumed the professor in this department. |
Mar. 31, 2019 | Dr. Hiroshi Yokoyama moved and assumed Professor in Faculty of Veterinary Medicine, Okayama University of Science. |
Mar. 20, 2019 | Our manuscript “A novel paramyxean parasite, Marteilia tapetis sp. nov. (Cercozoa) infecting the digestive gland of Manila clam Ruditapes philippinarum from the southeast coast of Korea.” was accepted for publication in Jornal of Invertebrate Pathology (Naoki Itoh; collaboration with Jeju National University). Ref. |
Mar. 8, 2019 | Dr. Itoh had a presentation “Novel insights in differentiation of Perkinsus olseni trophozoites into prezoosporangia” in Aquaculture 2019 held in New Orleans LA. |
Mar. 8, 2019 | Our manuscript “Worm Cataract of Hatchery-Reared Japanese Dace Tribolodon hakonensis Caused by Diplostomum sp. (Digenea: Diplostomidae).” was accepted for publication in Fish Pathology (Norihiko Komatsu, Naoki Itoh, Kazuo Ogawa). Ref. |
Mar. 2-4, 2019 | Dr. Barbara Nowak, a professor of University of Tasmania, came to our laboratory, and we had a seminar on our recent researches. |