研究業績

  • 2023
    • Sutherland B J G, Itoh N, Gilchrist K, Boyle B, Roth M, Green T J. Genomic diversity of wild and cultured Yesso scallop Mizuhopecten yessoensis from Japan and Canada. G3 Genes|Genomes|Genetics. 13(12). 要旨
    • Kawahara M, Kanamori M, Natsuike M, Yoshinaga T, Itoh N. Four-year field survey on francisellosis in Yesso scallops Mizuhopecten yessoensis cultured in southern Hokkaido, Japan. Aquaculture. 578. 要旨
    • Furumoto Y, Kanamori M, Natsuike M, Kawahara M, Yoshinaga T, Itoh N. Francisella halioticida Infection of Intermediately Cultured Juvenile Scallops Mizuhopecten yessoensis in Southern Hokkaido. Fish Pathology. 58, 8-14. 要旨
    • Watanabe Y, Hansen J, Kotake M, Fujii R, Matsuoka H, Yoshinaga T. Effect of Biokos, a natural lipopeptide surfactant extracted from a bacterium of the Pseudomonas genus, on infection of Cryptocaryon irritans. Journal of Fish Diseases. 要旨
    • Liu Y, Ninomiya A, Yoshinaga T, Itoh N. Identification of glycine betaine as a host-derived molecule required for the vegetative proliferation of the protozoan parasite Perkinsus olseni. Parasitology, 1-11. 要旨
    • Watanabe Y, Asada M, Inokuchi M, Kotake M, Yoshinaga T.Target Protein Expression on Tetrahymena thermophila Cell Surface Using the Signal Peptide and GPI Anchor Sequences of the Immobilization Antigen of Cryptocaryon irritans. Molecular Biotechnology. 要旨
    • Gomes T, Quiazon K, Itoh N, Yoshinaga T. Effects of temperature on Anisakis simplex sensu stricto L3 larvae experimentally challenged in rainbow trout(Oncorhynchus mykiss) and Mozambique tilapia(Oreochromis mossambicus). Veterinary Parasitology: Regional Studies and Reports, 40, 100848. 要旨
    • Gomes T, Quiazon K, Itoh N, Fujise Y, Yoshinaga T. Effects of temperature on eggs and larvae of Anisakis simplex sensu stricto and Anisakis pegreffii(Nematoda: Anisakidae) and its possible role on thier geographic distributions. Parasitology Internatinal, 92, 102684. 要旨
    • 2022
      • Kang HS, Lee HM, Itoh N, Cho YG, Choi KS. Molecular and microscopic identification of Eomarteilia granula infection in Manila clam Ruditapes philippinarum off the south coast of Korea. Diseases of Aquatic Organisms, 152, 109-114. 要旨
      • Liu Y, Maeda K, Yoshinaga T, Itoh N. Establishment and characteristics of Perkinsus beihaiensis in vitro isolates from Mediterranean mussels Mytilus galloprovincialis. Diseases of Aquatic Organisms, 150, 131-143. 要旨
      • Ogawa K, Itoh N. Five new and two known species of Heterobothrium (Monogenea:Diclidophoridae) infecting puffers of the genus Takifugu from Japanese waters. Systematic Parasitology, 99, 317-340. 要旨
      • Vazquez N, Itoh N, Cremonte F. First record of Perkinsus olseni in cultured mussels (Mytilus chilensis) in the Beagle Channel, Southwestern Atlantic Ocean. Aquaculture, 550, 737893. 要旨
      • Maeda K, Yoshinaga T, Itoh N. Supplementation with lipids enhances zoosporulation of Perkinsus species, Journal of Invertebrate Pathology, 187, 107705. 要旨
      • Watanabe Y, Yoshinaga T. Vaccine development against Cryptocaryoniasis: A review. Fish Pathology, 57(1), 1-10. 要旨
      • 2021
        • Watanabe Y, Takada Y, Kotake M, Itoh N, Yoshinaga T. Evaluation of the protective effects of DNA vaccines encoding an infection-related cysteine protease from Cryptocaryon irritans, the pathogenic organism of cryptocaryoniasis, Aquaculture, 548 Part 2, 737641. 要旨
        • Ogawa K, Itoh N, Oliva M. Emendation of the genus Neoheterobothrium and a proposal of a new genus Paraheterobothrium (Monogenea: Diclidophoridae) for five species of diclidophorids from Pleuronectiform fishes, Systematic Parasitology, 98, 515-533. 要旨
        • Kawahara M, Yoshitake K, Yoshinaga T, Itoh N. Francisellosis of Yesso scallops Mizuhopecten yessoensis in Japan is caused by a novel type of Francisella halioticida, Diseases of Aquatic Organisms, 144, 9-19. 要旨
        • Watanabe Y, Zenke K, Itoh N, Yoshinaga T. Functional analysis of the proteases overexpressed during the invasive and parasitic stages of Cryptocaryon irritans and their potential as vaccine antigens, Aquaculture, 540, 736657. 要旨
        • Chinh N, Ngo H, Tuc V, Itoh N, Yoshinaga T, Shirakashi S, Doanh P. 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, Parasitology Research, 120, 877-885. 要旨
        • Gomes T, Quiazon K, Kotake M, Fujise Y, Ohizumi H, Itoh N, Yoshinaga T. Anisakis spp. in toothed and baleen whales from Japanese waters with notes on their potential role as biological tags, Parasitology International, 80, 102228. 要旨
        • Maeda K, Yoshinaga T, Itoh N. Development of a simple host-free medium for efficient prezoosporulation of Perkinsus olseni trophozoites cultured in vitro, Parasitology International, 80, 102186. 要旨
        • 2020
          • Komatsu N, Itoh N, Ogawa K. Heavy metacercarial infection in the abdominal cavity of hatchery-reared Japanese dace Tribolodon hakonensis, Fish Pathology, 55(3), 53–60. 要旨
          • Itoh N, Kuboyama A, Freeman M.A, Katata M, Yamakawa T, Yoshinaga T. A novel dimorphic microsporidian Ameson iseebi sp. nov. infecting muscle of the Japanese spiny lobster, Panulirus japonicus, in western Japan, Journal of Invertebrate Pathology, 176, 107472. 要旨
          • Watanabe Y, How K, Zenke K, Itoh N, Yoshinaga T. Stable and quantitative small-scale laboratory propagation of Cryptocaryon irritans, MethodsX, 7, 101000. 要旨
          • Watanabe Y, How K, Zenke K, Itoh N, Yoshinaga T. Control of the daily rhythms by photoperiods in protomont detachment and theront excystment of the parasitic ciliate Cryptocaryon irritans, Fish Pathology, 55(2), 38–41. 要旨
          • Gomes T, Quiazon K, Kotake M,Itoh N, Yoshinaga T. Anisakis spp. in fishery products from Japanese waters: updated insights on host prevalence and human infection risk factors, Parasitology International 78, 102137. 要旨
          • Umeda K, Yang X, Waki T, Yoshinaga T, Itoh N. The effects of environmental and nutritional conditions on the development of Perkinsus olseni prezoosporangia. Experimental Parasitology, 209, 107827. 要旨
          • Unuma T, Tsuda N, Sakai Y, Kamaishi T, Sawaguchi S, Itoh N, Yamano K. Coccidian parasite in sea cucumber (Apostichopus japonicus) ovaries. Biological Bulletin, 238, 707807. 要旨
          • 2019
            • Itoh N, Komatsu Y, Maeda K, Hirase S, Yoshinaga T. First discovery of Perkinsus beihaiensis in Mediterranean mussels (Mytilus galloprovincialis) in Tokyo Bay, Japan. Journal of Invertebrate Pathology, 166, 107226. 要旨
            • Watanabe Y, How K. H, Zenke K, Itoh N, Yoshinaga T. Characterization of the proteases in the parasitic stage of Cryptocaryon irritans, and in vitro and in vivo effects of protease inhibitors on cryptocaryoniasis. Aquaculture, 51, 734311 要旨
            • Waki T, Yoshinaga T. Mortality of spats of Manila clum Ruditapes philippinarum experimentally challenged with the protozoan parasite Perkinsus olseni. Fish Pathology, 54 (2), 34–36.要旨
            • Kawahara M, Meyer GR, Lowe GJ, Kim E, Polinski MP, Yoshinaga T, Itoh N. Parallel studies confirm Francisella halioticida causes mortality in Yesso Scallops Patinopecten yessoensis. Diseases of Aquatic Organisms, 135, 127–134.要旨
            • Komatsu N, Itoh N, Ogawa K. Worm Cataract of Hatchery-Reared Japanese Dace Tribolodon hakonensis Caused by Diplostomum sp. (Digenea: Diplostomidae). Fish Pathology, 54 (1), 1–11.要旨
            • Kang H.-S., Itoh N, Limpanont Y, Lee H.-M., Whang I, Cho K.-S. A novel paramyxean parasite, Marteilia tapetis sp. nov. (Cercozoa) infecting the digestive gland of Manila clam Ruditapes philippinarum from the southeast coast of Korea. Journal of Invertebrate Pathology, 163, 86–93要旨
            • 2018
              • Waki T, Yoshinaga T. EXPERIMENTAL EVALUATION OF THE IMPACT OF PERKINSUS OLSENI ON THE PHYSIOLOGICAL ACTIVITIES OF JUVENILE MANILA CLAMS. Journal of Shellfish Research, 37(1), 29–39. 要旨
              • Waki T, Takahashi M, Eki T, Hiasa M, Umeda K, Karakawa N, Yoshinaga T. Impact of Perkinsus olseni infection on a wild population of Manila clam Ruditapes philippinarum in Ariake Bay, Japan. Journal of Invertebrate Pathology, 153, 134-144. 要旨
              • Kawahara M, Kanamori M, G R Meyer,Yoshinaga T, Itoh N. Francisella halioticida, Identified as the Most Probable Cause of Adductor Muscle Lesions in Yesso scallops Patinopecten yessoensis Cultured in Southern Hokkaido, Japan. Fish Pathology, 53 (2), 78–85. 要旨
              • Wang Y, Yoshinaga T, Itoh N. New insights into the entrance of Perkinsus olseni in the Manila clam, Ruditapes philippinarum. Journal of Invertebrate Pathology, 153, 117–121. 要旨
              • Watanabe Y, K H How, Zenke K, Itoh N, Yoshinaga T. Dormancy induced by a hypoxic environment in tomonts of Cryptocaryon irritans, a parasitic ciliate of marine teleosts. Aquaculture,485, 131–139. 要旨
              • 2017
                • Yokoyama H, Mekata T, Satoh J, Nishioka T, Mori K. Morphological and Molecular Comparisons between Japanese and Korean Isolates of Kudoa septempunctata (Myxozoa: Multivalvulida) in the Olive Flounder Paralichthys olivaceus. Fish pathology,52(3), 152–157.
                • Yoshinaga T. Neoheterobothrium hirame infection of Olive Founder. Fish Pathology, 52 (1), 6–10.要旨
                • 良永知義(2017) 温暖化と海洋動物の感染症, 「海の温暖化」日本海洋学会編、朝倉書店,96–101
                • Chi, H-S, P. Taik, E. Foley, A. Racicot, H. Gray, K. Guzzetta, H-Y. Linn, Y-L Song, Y-L, C-H. Tung, K. Zenke, T. Yoshinaga, C-Y. Cheng, W-J. Chang, H. Gong. Genetic diversities between isolates of the fish parasite Cryptocaryon irritans (Ciliophora) suggest multiple cryptic species. Molecular Phylogenetics and Evolution, 112, 47–52. 要旨
                • Yamada K, Miyazaki K, Tomiyama T, Kanaya G, Miyama Y, Yoshinaga T,Toba M. Impact of sea spider parasitism on host clams: susceptibility and intensity-dependent mortality. Journal of the Marine Biological Association of the United Kingdom, 98(4), 735-742. 要旨
                • Ogawa K, Itoh N, Gobioecetes biwaensis n. g., n. sp.(Monogenea:Dactylogyridae) from the gills of a freshwater gobiid fish, Rhinogobius sp. BW Takahashi & Okazaki, 2002, with a redescription of Parancyrocephaloides daicoci Yamaguti, 1938. Parasitology International ,66, 287–298. 要旨
              • 2016
                • 横山　博 (2016)『魚介の科学』, 朝倉書店, pp. 168–174
                • 横山　博 (2016)「クドア症」,魚病研究, 51, pp. 163–168.
                • 良永知義 (2016) 貝類の感染症, 「感染症の生態学」日本生態学会編, 共立出版, 223–229
                • 良永知義 (2016)　海外からの水産動物疾病の侵入の特徴と侵入防止対策の現状と課題. 日本水産資源保護協会季報,547, 3–9
                • Yoshimine, Y. T. Isshiki, S. Aino, KL. Tun, T. Yoshinaga (2016) Occurrence of Lernaea cyprinacea (Copepoda) in Wild Ayu Plecoglossus altivelis and Several Other Fishes in the Shonai River, Japan, Fish Pathology, 50, 81–84.
                • Nishioka, T. J. Satoh, T. Mekata, K. Mori, K. Ohta, T. Morioka, MB. Lu, H. Yokoyama, T. Yoshinaga (2016) Efficacy of sand filtration and ultraviolet irradiation as seawater treatment to prevent Kudoa septempunctata (Myxozoa: Multivalvulida) Infection in Olive Flounder Paralichthys olivaceus, Fish Pathology, 51, 17–23.
                • Teruyuki Nakanishi, Takashi Aoki, Jun-ichi Hikima, Ikuo Hirono, Sheryll G. Hipolito, Keisuke G. Takahashi, Makoto Osada, Naoki Itoh, FISH DISEASES, Fish And Shellfish Bio-Defense
                • 長澤一衛、高橋大介、伊藤直樹、高橋計介、尾定誠　東日本大震災後の宮城県雄勝湾における垂下式養殖ホタテガイの水深による成育の違いと生産性の評価 日本水産学会誌, 82(3), 321–329. 要旨
                • Watanabe, Y., S. Nishida, K. Zenke, KH. How, N. Itoh, T. Yoshinaga, Development of the macronucleus in Cryptocaryon irritans, a parasitic ciliate of marine teleosts, and its ingestion and digestion of host cells. Fish Pathology,51,(3), 112–120. 要旨
              • 2015
                • 横山　博 (2015)「ブリ類養殖におけるべこ病対策」『養殖ビジネス』656号,（5月号）, pp. 7–10.
                • Kallert D., Yokoyama H., Eszterbauer E., El-Matbouli M. 『Myxozoan Evolution, Ecology and Development』，Springer，2015、pp. 235–251
                • Yokoyama H, Itoh N, Ogawa K, Fish and Shellfish Diseases Caused by Marine Protists. In Marine Protists, Eds. Ohtsuka S, Suzaki T, Horiguchi T, Suzuki N, Not F, Springer Japan. pp. 533–549.
                • Carrasco N, Green T, Itoh N, Marteilia spp. parasites in bivalves: a revision of recent studies. J. Invertebr. Pathol., 131, 43–57.要旨
                • Nagasawa K, Osugi T, Suzuki I, Itoh N, Takahashi KG, Satake H, Osada M, Characterization of GnRH-like peptides from the nerve ganglia of Yesso scallop, Patinopecten yessoensis. Peptides, 71, 202–210.要旨
                • Tamaru C, Klinger-Bowen RC, Ogawa K, Iwaki T, Kurashima A, Itoh N, Prevalence and Species Identity of Trypanorhyncha in Cultured and Wild Amberjack, (Seriola spp.) in Hawaii; Implications for Aquaculture. J. World Aquacult. Soc., 47, 42–50. 要旨
                • Shin, SP., K. Zenke, H. Yokoyama, Characterization of proteases isolated from Kudoa septempunctata. Korean Journal of Veterinary Research, 55, 175–179. PDF
                • Nagasawa, K., Treen. N, Kondo. R, Otoki. Y, Itoh. N, Rotchell. JM, Osada. M, Molecular characterization of an estrogen receptor and estrogen-related receptor and their autoregulatory capabilities in two Mytilus species. Gene, 564, 153–159. 要旨
                • Nagasawa, K., Ouchi. H, Itoh. N, Takahashi. K, Osada. M, In vivo administration of scallop GnRH-like peptide influences on gonad development in the Yesso scallop, Patinopecten yessoensis. Plos One, 10(6): e0129571. 要旨
                • Waki, T., T. Yoshinaga, Suppressive effects of low salinity and low temperature on in-vivo propagation of the protozoan Perkinsus olseni in Manila clam. 魚病研究, 50 (1), 16–22. 要旨
                • How, KH., K. Zenke, T. Yoshinaga, Dynamics and distribution properties of theronts of the parasitic ciliate Cryptocaryon irritans. Aquaculture, 438, 170–175. 要旨
                • Shin, SP., K. Zenke, H. Yokoyama, T. Yoshinaga, Factors affecting sporoplasm release in Kudoa septempunctata. Parasitology Research, 114, 795–799. 要旨
                • Suzuki, J., R. Murata, H. Yokoyama, K. Sadamasu, A. Kai, Detection rate of diarrhoea-causing Kudoa hexapunctata in Pacific bluefin tuna Thunnus orientalis from Japanese waters. International Journal of Food Microbiology, 194, 1–6. 要旨
                • Yokoyama, H., K. Ogawa, The resurrection of Myxobolus toyamai with a validation of a stunted polar capsule based on morphological evidence. Parasitol. International, 64, 43–47. 要旨
                • Kallert, D., D. S. Grabner, H. Yokoyama, M. El-Matbouli, E. Eszterbauer, Transmission of myxozoans to vertebrate hosts, In “Myxozoan Evolution, Ecology and Development” (Okamura B. et al., Ed.), Springer，235–251.
              • 2014
                • Itoh, N., Yamamoto. T, Kang. HS, Choi. KS, Green. TJ, Carrasco. N, Awaji. M, Chow. S, A novel paramyxean parasite, Marteilia granula sp. nov (Cercozoa), from the digestive gland of Manila clam, Ruditapes philippinarum, in Japan. Fish Pathology, 49, 181-193. 要旨
                • Yokoyama, H., J. Suzuki, S. Shirakashi, Kudoa hexapunctata n. sp. (Myxozoa: Multivalvulida) from the somatic muscle of Pacific bluefin tuna Thunnus orientalis and re-description of K. neothunni in yellowfin tuna T. albacares. Parasitology International, 63, 571–579. 要旨
                • Yokoyama, H., N. Abe, J. Suzuki, First record of Unicapsula seriolae (Myxozoa: Multivalvulida) from the muscle of Malabar grouper Epinephelus malabaricus in Japan. Parasitology International, 63, 561–566. 要旨
                • Wada, S., O. Kurata, H. Hatakeyama, A. Yamashita, S. Takagi, T. Nishizawa, H. Yokoyama, A novel disorder of cultured juvenile greater amberjack Seriola dumerili characterized by renomegaly and splenomegaly. Fish Pathology, 49, 7–15. 要旨
                • 高岸奈々絵・良永知義、カキヘルペスウイルス１型変異株感染症の情報流通状況の検証とその問題点、日本水産学会誌、80 (2)、214–221. 要旨
                • Shirakashi, S., K. Yamane K., H. Ishitani, T. Yanagida, H. Yokoyama, First report of Kudoa species in the somatic muscle of the Japanese parrotfish Calotomus japonicus (Scaridae) and a description of Kudoa igami, n. sp. (Myxozoa: Multivalvulida). >Parasitology Research, 113, 2515–2524. 要旨
                • China, M., H. Nakamura, K. Hamakawa, E. Tamaki, H. Yokoyama, S. Masuoka, K. Ogawa, Efficacy of high water temperature treatment of myxosporean emaciation disease caused by Enteromyxum leei (Myxozoa). Fish Pathology, 49(3), 137–140. 要旨
                • Shirakashi, S., T. Nishimura, N. Kameshima, H. Yamashita, H. Ishitani, K. Ishimaru, H. Yokoyama, Effectiveness of ultraviolet irradiation of seawater for the prevention of Kudoa yasunagai and Kudoa amamiensis (Myxozoa: Multivalvulida) infections in Seriola fish. Fish Pathology, 49 (3), 141–144. 要旨
                • 横山　博・長澤和也、養殖魚介類の寄生虫の標準和名目録、生物圏科学、53、73–98. PDF
              • 2013
                • Kikuchi, Y., T. Ohnishi, H. Furusawa, T. Kawai, Y. Fukuda, H. Yokoyama, Y. Sugita-Konishi, ELISA detection of Kudoa septempunctata in raw Paralichthys olivaceus (olive flounder) using a chicken anti-Kudoa antiserum. Biocontrol Science, 18, 193–197. 要旨
                • Yokoyama, H., Y. Miyazaki, T. Yoshinaga, Microsporidian encephalomyelitis in cultured yellowtail Seriola quinqueradiata. Fish Pathology, 48, 119–125. 要旨
                • 知名真智子・中村博幸・濱川薫・玉城英信・三輪理・孟飛・横山博、養殖ヤイトハタに発生した粘液胞子虫性やせ病、魚病研究、48、88–96. 要旨
                • 良永知義、貝類感染症の歴史と対策、月刊養殖ビジネス、8月号、14–17
                • Quiazon, K. M. A., K. Zenke, T. Yoshinaga, Molecular characterization and comparison of four Anisakis allergens between Anisakis simplex sensu stricto and Anisakis pegreffii from Japan. Molecular & Biochemical Parasitology, 190, 23–26. 要旨
                • Waki, T., T. Yoshinaga, Experimental challenges of juvenile and adult Manila clams with the protozoan Perkinsus olseni at different temperatures. Fisheries Science, 79 (5), 779–786 要旨
                • Umeda, K., J. Shimokawa, T. Yoshinaga, Effects of Temperature and Salinity on the in vitro Proliferation of Trophozoites and the Development of Zoosporangia in Perkinsus olseni and P. honshuensis, Both Infecting Manila clam. Fish Pathology, 48 (1),13–16. 要旨
                • 横山　博、魚介類の生食による寄生虫症、日本食品微生物学会雑誌、30、100–103. PDF
                • 横山　博、魚類の粘液胞子虫病におけるベクター制御法、獣医寄生虫学会誌、12、87–94.
              • 2012
                • Yokoyama, H., D. Grabner, S. Shirakashi, Transmission biology of the Myxozoa, In “Health and Environment in Aquaculture” (Carvalho, E., Ed.), InTech, 全文
                • 横山博、粘液胞子虫と養殖現場における対策、日本食品微生物学会雑誌、29、68–73.
                • Grabner, D.S., H. Yokoyama, S. Shirakashi, R. Kinami, Diagnostic PCR assays to detect and differentiate Kudoa septempunctata, K. thyrsites and K. lateolabracis (Myxozoa, Multivalvulida) in muscle tissue of olive flounder (Paralichthys olivaceus). Aquaculture, 338–341, 36–40. 要旨
                • 良永知義・横山博、原虫病、改訂・魚病学概論　第二版（小川和夫・室賀清邦編）、恒星社厚生閣、92–101.
                • 横山博、粘液胞子虫病、改訂・魚病学概論　第二版（小川和夫・室賀清邦編）、恒星社厚生閣、102–107.
                • Harada, T., T. Kawai, H. Sato, H. Yokoyama, Y. Kumeda, Development of a quantitative polymerase chain reaction assay for detection of Kudoa septempunctata in olive flounder (Paralichthys olivaceus). Int. J. Food Microbiol., 156 (2), 161–167. 要旨
                • Yokoyama, H., T. Yanagida, S. Shirakashi, Kudoa ogawai n. sp. (Myxozoa: Multivalvulida) from the trunk muscle of Pacific barrelfish Hyperoglyphe japonica (Teleostei: Centrolophidae) in Japan. Parasitol. Res., 110 (6) 2247–2254. 要旨
                • Umeda, K., T. Yoshinaga, Development of real-time PCR assays for two Perkinsus spp. in the Manila clam Ruditapes philippinarum. Dis. Aquat. Org., 99 (3), 215–225. 要旨
                • Waki, T., J. Shimokawa, S. Watanabe, T. Yoshinaga, K. Ogawa, Experimental challenges of wild Manila clams with Perkinsus species isolated from naturally infected wild Manila clams. J. Invert. Pathol., 111 (1), 50–55. 要旨
                • Yokoyama, H., S. Urawa, D. Grabner, S. Shirakashi, Henneguya cartilaginis n. sp. (Myxozoa: Myxosporea) in the head cartilage of masu salmon Oncorhynchus masou masou. Parasitology International, 61, 594–598. 要旨
              • 2011
                • Yoshinaga, T., H. J. Im, S. Nishida, K. Ogawa, In vitro and in vivo efficacies of ionophores against Cryptocaryon irritans. Aquaculture, 321, 167–172. 要旨
                • Quiazon, K. M. A., T. Yoshinaga, K. Ogawa, Distribution of Anisakis species larvae from fishes of the Japanese waters. Parasitology International, 60 (2), 223–226. 要旨
                • Quiazon, K. M. A., T. Yoshinaga, K. Ogawa, Experimental challenge of Anisakis simplex sensu stricto and Anisakis pegreffii (Nematoda: Anisakidae) in rainbow trout and olive flounder, Parasitology International, 60 (2), 126–131. 要旨
                • Yoshinaga, T., Y. Kobayashi, M. Toba, Y. Miyama, Development of a sensitive method for the detection of young larvae of the parasitic Pycnogonid Nymphonella tapetis in Manila clam Ruditapes philippinarum, Fish Pathology, 46 (1), 38–41.要旨
                • 良永知義、貝類の増養殖と感染症 （特集　二枚貝を守り増やす）、アクアネット、7月号、34–39
                • Yokoyama, H., F. Meng, M. Hirai, S. Takagi, T. Katagiri, M. Endo, K. Ogawa, Recently emerged myxosporean encephalomyelitis of cultured yellowtail Seriola quinqueradiata in Japan. J. Aquac. Res. Development, S2. PDF
                • Urawa, S., M. A. Freeman, S. C. Johnson, S. R. M. Jones, H. Yokoyama, Geographical variation in spore morphology, gene sequences, and host specificity of Myxobolus arcticus (Myxozoa) infecting salmonid nerve tissues. Dis. Aquat. Org., 96, 229–237. 要旨
                • 横山博、ヒラメのクドアによる食中毒について、アクアネット、8、50–53.
                • Freeman, M.A., H. Yokoyama, A. Osada, T. Yoshida, A. Yamanobe, K. Ogawa, Spraguea (Microsporidia: Spraguidae) infections in the nervous system of the Japanese anglerfish, Lophius litulon (Jordan), with comments on transmission routes and host pathology. J. Fish Dis., 34 (6), 445–452. 要旨
                • Yokoyama, H., D. Ayado, J. Miyahara, K. Matsukura, I. Takami, F. Yokoyama, K. Ogawa, Infection dynamics of Microsporidium seriolae (Microspora) causing the beko disease of Seriola spp. Fish Pathol., 46 (2), 51–58. 要旨
                • Bartosova, P., M. A. Freeman, H. Yokoyama, M. Caffara, I. Fiala, Phylogenetic position of Sphaerospora testicularis and Latyspora scomberomori n. gen. n. sp. (Myxozoa) within the marine urinary clade. Parasitology, 138 (3), 381–393. 要旨
                • Meng, F., H. Yokoyama, S. Shirakashi, D. Grabner, K. Ogawa, K. Ishimaru, Y. Sawada, O. Murata, Kudoa prunusi n. sp. (Myxozoa: Multivalvulida) from the brain of Pacific bluefin tuna Thunnus orientalis (Temminck & Schlegel, 1844) cultured in Japan. Parasitol. Int., 60 (1), 90–96. 要旨
              • 2010
                • 長倉義智・良永知義・坂本崇・服部圭太・岡本信明 ブリ類交雑家系におけるハダムシ感染試験方法の検討および家系間のハダムシ感受性比較. 水産技術, 3 (1), 21–26. PDF
                • Quiazon, K. M. T., T. Yoshinaga, K. Ogawa, Taxonomical note on the redescription o f Philometroides seriolae (Ishii, 1931) infecting Japanese amberjack (Seriola quinqueradiata Temminck et Schlegel, 1845) in Japan. The Journal of Tropical Biology, 29–34.
                • Yoshinaga, T., S. Watanabe, T. Waki, S. Aoki, K. Ogawa, Influence of Perkinsus infection on the physiology and behavior of adult manila clam Ruditapes philippinarum. Fish Pathology, 45 (4), 151–157. 要旨
                • Shimokawa, J., T. Yoshinaga, K. Ogawa, Experimental evaluation of the pathogenicity of Perkinsus olseni in juvenile Manila clams Ruditapes philippinarum. Journal of Invertebrate Pathology, 105 (3), 347–351. 要旨
                • Yokoyama, H., T. Yanagida, M. A. Freeman, T. Katagiri, A. Hosokawa, M. Endo, M. Hirai, S. Takagi, Molecular diagnosis of Myxobolus spirosulcatus associated with encephalomyelitis of cultured yellowtail, Seriola quinqueradiata Temminck & Schlegel. J. Fish Dis., 33 (12), 939–946. 要旨
                • Zhang, J. Y., F. Meng, H. Yokoyama, J. Miyahara, I. Takami, K. Ogawa, Myxosporean and microsporidian infections in cultured Pacific bluefin tuna Thunnus orientalis in Japan, Fish. Sci., 76 (6), 981–990. 要旨
                • Zhang, J. Y., H. Yokoyama, J. G. Wang, A. H. Li, X. N. Gong, A. Ryu-Hasegawa, M. Iwashita, K. Ogawa, Utilization of tissue habitats by Myxobolus wulii Landsberg & Lom, 1991 in different carp hosts and disease resistance in allogynogenetic gibel carp: redescription of M. wulii from China and Japan. J. Fish Dis., 33 (1), 57–68. 要旨
              • 2009
                • Takahashi, M., T. Yoshinaga, T. Waki, J. Shimokawa, K. Ogawa, Development of a PCR-RFLP Method for Differentiation of Perkinsus olseni and P. honshuensis in the Manila Clam Ruditapes philippinarum. Fish Pathology, 44 (4), 185–188. 要旨
                • Quiazon, K. M. A., T. Yoshinaga, M. D. Santos, K. Ogawa, Identification of larval Anisakis spp. (Nematoda: Anisakidae) in Alaska pollock (Theragra chalcogramma) in northern Japan using morphological and molecular markers. Journal of Parasitology, 95 (5), 1227–1232. 要旨
                • Takagishi, N., T. Yoshinaga, K. Ogawa, Effect of hyposalinity on the infection and pathogenicity of Miamiensis avidus causing scuticociliatosis in olive flounder Paralichthys olivaceus. Diseases of Aquatic Organisms, 86 (2), 175–179. 要旨
                • Yoshinaga, T., N. Tsutsumi, K. A. Hall, K. Ogawa, Origin of the diclidophorid monogenean Neoheterobothrium hirame Ogawa, 1999, the causative agent of anemia in olive flounder Paralichthys olivaceus. Fisheries Science, 75 (5), 1167–1176. 要旨
                • 良永知義「食卓からマグロが消える日」，飛鳥新社，東京、254 p.
                • Yokoyama, H., M. Kageyama, T. Yanagida, K. Ogawa, Seawater survival of Enteromyxum leei (Myxozoa) evaluated by in vitro viability and in vivo infectivity assays. Fish Pathol., 44 (4), 172–177. 要旨
                • Urawa, S., Y. Iida, M. A. Freeman, T. Yanagida, E. Karlsbakk, H. Yokoyama, Morphological and molecular comparisons of Myxobolus spp. in the nerve tissues of salmonid fishes with the description of Myxobolus murakamii n. sp., the causative agent of myxosporean sleeping disease. Fish Pathol., 44 (2), 72–80. 要旨
                • Kageyama, T., T. Yanagida, K. Ohara, H. Yokoyama, Henneguya pseudorhinogobii n. sp. (Myxozoa: Myxosporea) parasitizing the gills of the freshwater goby Rhinogobius sp. OR from the Nagara River and redescription of Henneguya rhinogobii. Fish. Sci., 75 (3), 657–663. 要旨
                • 横山博、寄生虫の生活環を追いかけて、むしはむしでもはらのむし通信、189、 3–12.
                • 横山博、養殖現場で多くの被害を引き起こす粘液胞子虫病の予防と対策、月刊養殖、10、31–34.
              • 2008
                • Quiazon, K. M. A., T. Yoshinaga, K. Ogawa, Philometra sawara sp n. and a redescription of Philometra sciaenae Yamaguti, 1941 and Philometra nemipteri Luo, 2001 (Nematoda: Philometridae): a morphological and molecular approach. Folia Parasitologica, 55 (4), 277–290. PDF
                • Quiazon, K. M. A., T. Yoshinaga, K. Ogawa, R. Yukami, Morphological differences between larvae and in vitro-cultured adults of Anisakis simplex (sensu stricto) and Anisakis pegreffii (Nematoda: Anisakidae) Parasitology International, 57 (4), 483–489. 要旨
                • Kay Lwin Tun, Y. Shimizu, H. Yamanoi, T. Yoshinaga, K. Ogawa, Seasonality in the infection and invasion of Marteilioides chungmuensis in the Pacific oyster Crassostrea gigas. Diseases of Aquatic Organisms, 80 (2), 157–165. 要旨
                • Kay Lwin Tun, N. Itoh, Y. Shimizu, H. Yamanoi, T. Yoshinaga, K. Ogawa, Pathogenicity of the protozoan parasite Marteilioides chungmuensis on the Pacific oyster, Crassostrea gigas. International Journal for Parasitology, 38 (2), 211–217. 要旨
                • Quiazon, K. M. A., T. Yoshinaga, K. Ogawa, Taxonomical study into two new species of Philometra (Nematoda: Philometridae) previously identified as Philometra lateolabracis (Yamaguti, 1935). Folia Parasitologica, 55 (1), 29–41. PDF
                • Freeman, M.A., H. Yokoyama, K. Ogawa, Description and phylogeny of Ceratomyxa anko sp. n. and Zschokkella lophii sp. n. from the Japanese anglerfish, Lophius litulon (Jordan). J. Fish Dis., 31 (12), 921–930. 要旨
                • Yokoyama, H., F. Yokoyama, J. Y. Zhang, K. Tsuruoka, K. Ogawa, Microsporidian infection in the trunk muscle of hatchery-bred juvenile spotted halibut Verasper variegates. Fish Pathol., 43 (4), 137–143. 要旨
                • Watanabe, Y., N. Shiina, F. Shinozaki, H. Yokoyama, J. Kominami, S. Nakamura-Tsuruta, J. Hirabayashi, K. Sugahara, H. Kamiya, H. Matsubara, T. Ogawa, K. Muramoto, Isolation and characterization of L-rhamnose-binding lectin, which binds to microsporidian Glugea plecoglossi, from ayu (Plecoglossus altivelis) eggs. Dev. Comp. Immunol., 32 (5), 487–499. 要旨
                • Yanagida, T., O. Palenzuela, T. Hirae, S. Tanaka, H. Yokoyama, K. Ogawa, Myxosporean emaciation disease of cultured red sea bream Pagrus major and spotted knifejaw Oplegnathus punctatus. Fish Pathol., 43 (1), 45–48. 要旨