Research Articles

(On going)

54. Koyanagi M, et al. Population genetic structure of a small euryhaline freshwater fish, Oryzias latipes, living in the insular region of Shimanami, Seto-inland Sea, Japan.  in prep. 

53. Sawayama E, et al. Influence of farm escapees on genetics of red sea bream Pagrus major revealed by GT-seq panel,  in prep.

52. 平林巧己・澤山英太郎．相模湾・東京湾流入河川に生息するテナガエビMacrobrachium nipponenseのミトコンドリアDNAに基づく集団遺伝構造解析．水産育種，投稿中

(2026)

51. Sato K, Koike R, Sawayama E. (2026). X-linked recessive ambicoloration with abnormal eye location in farmed Japanese flounder Paralichthys olivaceus.  Aquaculture 611,  743029.

(2025)

50. Onogi T and Sawayama E. (2025). Skin mucus DNA with MIG-seq: a valuable combination for genome-wide SNP typing in aquaculture fish.  Aquaculture International 33, 227.

49. Sawayama E, Huang H, Handa Y, Nakano K, Akase Y. (2025). Genomic analysis reflects recent domestication of farmed red sea bream Pagrus major. Fisheries Science 91, 133-146.

(2024)

48. Fujiwara T, Kawano KM, Sonoda M, Shimizu N, Sawayama E, Yanagida M. (2024). First report of Pleistophora hyphessobryconis infection in medaka Oryzias latipes, an important ornamental and laboratory fish in Japan.  Parasitology International 98, 102825.

(2023)

47. Sugita H, Kishi Y, Kai H, Masuda T, Sasaki Y, Sawayama E, Itoi S. (2023). Diversity of gut microbiota in Japanese pufferfish and wrasses as determined by next-generation sequencing. International Aquatic Research 15, 361-368.

46. Maekawa M, Yoshii E, Akase Y, Huang H, Yoshikawa S, Matsuda M, Kuruma Y, Sawayama E. (2023). Sex-associated SNP confirmation of sex-reversed male farmed Japanese flounder Paralichthys olivaceus. Marine Biotechnology 25,  718-728.

45.  Sawayama E, Takahashi M, Kitamura SI. (2023).  Metagenomic profile of caudal fin morphology of farmed red sea bream Pagrus major. Diseases of Aquatic Organisms 155, 79-85.

44. Suzuki M, Ohno K, Sawayama E, Morinaga SI, Kishida T, Matsumoto T, Kato H.  (2023). Genomics reveals a genetically isolated population of the Pacific white-side dolphin (Lagenorhynchus obliquidens) distributed in the Sea of Japan. Molecular Ecology 32, 881-891.

(2022)

43. Takeuchi A, Sawayama E, Kuroki M, Miller M J, Watanabe S, Tsukamoto K. (2022). Preliminary insight into parental contributions to Japanese eel (Anguilla japonica) preleptocephali spawned on different nights. Journal of Fish Biology 101, 1601-1605.

42. Sawayama E, Koyanagi M, Tanabe N, Makiguchi Y. (2022). Acclimation to seawater allows activation of spermatozoa of a euryhaline fish Oryzias latipes. Environmental Biology of Fish 105, 787-794. 

41. Sawayama E, Tanizawa S, Nakayama K, Ito R, Akase Y, Kitamura SI. (2022). Major histocompatibility IIβ diversity and peptide-binding groove properties associated with red sea bream iridovirus resistance. Aquaculture 552, 738038 (6 pages).

(2021)

40. Havelka M, Sawayama E, Saito T, Yoshitake K, Saka D, Ineno T, Asakawa S, Takagi M, Goto R, Matsubara T. (2021). Chromosome-scale genome assembly of kawakawa Euthynnus affinis; a tuna-like species. Frontiers in Genetics 12, 739781 (9 pages). 

39. Sawayama E, Handa Y, Nakano K, Noguchi D, Takagi M, Akiba Y, Sanada S, Yoshizaki G, Usui H, Kawamoto K, Suzuki  M, Asahina K. (2021). Identification of the causative gene of a transparent phenotype of juvenile red sea bream Pagrus major. Heredity 127, 167-175.

38. Sawayama E, Kobayashi W, Nakao H, Yamada Y, Takagi M. (2021). Polymorphisms of growth- and immune-related genes in cultured red sea bream Pagrus major identified by gene-related DNA markers. Journal of Applied Ichthyology 37, 410-416.  

(2020)

37. Sawayama E. (2020). Polymorphisms and haplotypes of the myostatin gene associated with growth in juvenile red sea bream Pagrus major. Aquaculture Research 51, 4238-4244. 

(2019)

36. Sawayama E, Nakao H, Kobayashi W, Minami T, Takagi M. (2019). Identification and quantification of farmed red sea bream escapees from a large aquaculture area in Japan using microsatellite DNA markers. Aquatic Living Resources 32, 26. 

35. Sawayama E, Kitamura SI, Nakayama, K, Ohta, K, Okamoto, H, Ozaki, A, Takagi M. (2019). Development of a novel RSIVD-resistant strain of red sea bream (Pagrus major) by marker-assisted selection combined with DNA-based family selection. Aquaculture 506, 188-192. 

34. 澤山英太郎 (2019). 養殖親魚の品質をDNAで見極める. 月刊 海洋 51, 276-279.

(2018)

33. Sawayama E, Matsushige M, Takagi M. (2018). Polymorphisms of the growth hormone gene in domesticated red sea bream populations (Pagrus major) based on minisatellite genotypes and nucleotide sequences. Aquaculture Research 49, 2833-2843.

32. Sawayama E, Noguchi D, Nakayama K, Takagi M. (2018). Identification, characterization, and mapping of a novel SNP associated with body color transparency in juvenile red sea bream (Pagrus major). Marine Biotechnology 20, 481-489.（平成30年度マリンバイオテクノロジー学会論文賞）

31. 澤山英太郎 (2018). マダイ・ヒラメの実践的遺伝育種研究. 日本水産学会誌 84, 618-621.

30. Reza N, Mohapatra S, Shimizu S, Kitamura SI, Harakawa S, Kawakami H, Nakayama K, Sawayama E, Matsubara T, Ohta K, Chakraborty T. (2018). Molecular cloning, characterization and expression analysis of complement components in red sea bream (Pagrus major) after Edwardsiella tarda and red sea bream Iridovirus (RSIV) challenge. Fish and Shellfish Immunology 82, 286-295.  

29. Itoi S, Ueda H, Yamada R, Takei M, Sato T,  Oshikiri S, Wajima Y, Ogata R, Oyama H, Shitto T, Okuhara K, Tsunashima T, Sawayama E, Sugita H. (2018). Including planocerid flatworms in the diet effectively toxifies the pufferfish, Takifugu niphobles. Scientific Reports 8, 12302.  

28. Itoi S, Suzuki M, Asahina K, Sawayama E, Nishikubo J, Oyama H, Takei M, Shiibashi N, Takatani T, Arakawa O, Sugita H. (2018). Role of maternal tetrodotoxin in survival of larval pufferfish. Toxicon 148, 95-100.

27. 山田裕貴・後藤益滋・逢坂裕子・本宮麻紀・清原裕司・澤山英太郎・高木基裕 (2018). ゲンジボタルにおける集団解析のためのマイクロサテライトDNAマーカー開発の試み. 日本生物地理学会会報 72, 44-53.

(2017)

26.  Sawayama E, Tanizawa S, Kitamura SI, Nakayama K, Ohta K, Ozaki A, Takagi M. (2017). Identification of quantitative trait loci for resistance to RSIVD in red sea bream (Pagrus major). Marine Biotechnology 19, 601-613.

25. Sawayama E, Takagi M. (2017). Evaluation of an RSIVD-resistant trait of red sea bream Pagrus major broodstock using DNA-based pedigree tracings: a field study. Fish Pathology 52, 23-30.

24. 高木基裕・清原裕司・澤山英太郎・川西亮太・清水孝昭 (2017). 河川横断構造物の存在する吉野川水系および重信川水系におけるタカハヤの遺伝的多様性と分化. 日本生物地理学会会報 71, 139-149.

(2016)

23. Sawayama E, Moka W, Noguchi D, Takagi M. (2016). Association of clonal diversity and population growth in the small-type rotifer Brachionus koreanus during hatchery mass production. Aquaculture 465, 296-302.

22. Sawayama E, Takagi M. (2016). Morphology and parentage association of shortened upper jaw deformity in hatchery-produced Japanese flounder, Paralichthys olivaceus (Temminck & Schlegel, 1846). Journal of Applied Ichthyology 32, 486-490.

21. Sawayama E, Takagi M. (2016). Genetic diversity and structure of domesticated strains of red sea bream, Pagrus major, inferred from microsatellite DNA markers. Aquaculture Research 47, 379-389.

20. Moka W, Sawayama E, Noguchi D, Takagi M. (2016). Identification of hatchery-cultured S-type rotifer escapees, Brachionus koreanus, in a wild environment: a preliminary study. Fish Genetics and Breeding Science 46, 23-29.

19. Moka W, Sawayama E, Noguchi D, Takagi M. (2016). Genetic identification of S-type rotifer Brachionus plicatilis sp. complex based on mtDNA COI of hatchery strains used in Japan. Fish Genetics and Breeding Science 45, 9-17.

18. 酒本秀一・澤山英太郎 (2016). ワムシへの抗酸化剤強化がヒラメ種苗の成長、変態速度、体型異常を改善する. New Food Industry 58, 43-52.

17. 酒本秀一・澤山英太郎 (2016). ワムシへの免疫賦活剤と抗酸化剤の強化でヒラメ種苗の生残率，変態速度，体型異常を改善出来る. New Food Industry 58, 53-67.

16. 酒本秀一・澤山英太郎 (2016). ワムシ培養餌料がヒラメ仔稚魚の変態と体型に及ぼす影響. New Food Industry 58, 17-31.

(2015)

15. Sawayama E, Takagi M. (2015). Parental contribution and growth hormone gene polymorphism associated with growth phenotypes of red sea bream Pagrus major in mass production: A case study. Aquaculture Reports 2, 144-151.

14. Moka W, Sawayama E, Takagi M. (2015). Optimization of molecular identification method by using COI region of mtDNA for small-type rotifer, Brachionus plicatilis sp. Fish Genetics and Breeding Science 43, 69-74.

13. Sawayama E, Takagi M. (2015). Isolation and characterization of tandem repeat sequences in the growth hormone gene of the red seabream, (Temminck & Schlegel, 1843). Journal of Applied Ichthyology 31, 762-766.

(2014)

12. 澤山英太郎・高木基裕 (2014). マダイ人工種苗で見られた下顎短縮個体の遺伝的解析. 水産増殖 62, 155-162.

11. 澤山英太郎 (2014). 養殖魚人工種苗の形態異常防除に関する研究. 水産育種 43, 1-11.

10. 澤山英太郎・高木基裕 (2014). ヒラメ人工種苗で見られた有眼側白化個体の出現家系解析. 水産育種 43, 21-27.

(2013)

9. Sawayama E, Asahina K, Takagi M. (2013). Parentage assessment of incomplete ossification in larval Japanese flounder by microsatellite DNA markers. Aquaculture 420-421, S98-S103.

(2012)

8. 澤山英太郎・高木基裕 (2012). ヒラメ人工種苗で見られた重度の脊椎骨癒合個体の遺伝的解析. 日本水産学会誌 78, 429-438.

7. Sawayama E, Sakamoto S, Takagi M. (2012) Abnormal elongation of the lower jaw in juvenile Japanese flounder: combined effects of a rotifer diet enriched with Nannochloropsis preserved by various methods and parentage. Fisheries Science 78, 631-640.

6. 澤山英太郎・高木基裕 (2012). マダイ人工種苗でみられた重度の脊椎骨形成異常個体の遺伝的解析. 日本水産学会誌 78, 62-68.

5. 澤山英太郎・高木基裕 (2012). マイクロサテライトDNAマーカーを用いた養殖ヒラメ親魚群の遺伝的評価. 水産育種 41, 69-74.

(2011)

4. 澤山英太郎・高木基裕 (2011). 躯幹部の湾曲を示すヒラメ人工種苗の特徴と遺伝要因の推定. 水産増殖 59, 585-591.

3. 澤山英太郎・高木基裕 (2011). マダイ稚魚期における体色透明化個体出現への遺伝的要因の関与. 日本水産学会誌 77, 630-638.

(2010)

2.  澤山英太郎・高木基裕 (2010). 親子鑑定技術を用いたヒラメ逆位個体の発生要因の推定. 水産増殖 58, 441-446.

1. 澤山英太郎・高木基裕 (2010). ヒラメ体色変異個体の特徴と同胞関係の推定. 水産増殖 58, 345-350.

Books

2. 澤山英太郎 (2022). 水産技術百年の歩み，９）マダイ，一般社団法人楽水会

1.  澤山英太郎 (2020). 水族育成学入門，10章 水産育種，成山堂書店

Others

13. 澤山英太郎 (2023). ゲノム情報を利用して病気に罹りにくい魚を作る─マダイを例として─. 月刊養殖ビジネス 60, 15-18.

12. 塚本　玄・坂本裕也・澤山英太郎 (2020). 精巣の痕跡のないハナヒゲウツボ. マリンアクアリスト 96, 107.

11. 澤山英太郎 (2020). マダイイリドウイルス耐性系統の作出と耐病性育種. 月刊養殖ビジネス 57, 15-18.

10.  澤山英太郎 (2019). 種苗生産現場の技術課題と克服へのアプローチ. 月刊アクアネット 22, 26-30.

9. 澤山英太郎 (2016). （有）まる阿水産におけるマダイの耐病性系統開発. 月刊養殖ビジネス 53, 20-21.

8. 澤山英太郎 (2016). （有）まる阿水産を例に見るヒラメの種苗生産状況. 月刊養殖ビジネス 53, 12-15.

7. 澤山英太郎 (2015). 種苗生産における品質管理. 月刊アクアネット 18, 40-44.

6. 澤山英太郎 (2014). （有）まる阿水産の育種技術開発　DNA親子鑑定による家系選抜. 月刊養殖ビジネス 51, 94-96.

5. 高木基裕・澤山英太郎 (2012). マダイの形態異常排除. 月刊アクアネット 15, 48-52.

4. 高木基裕・澤山英太郎 (2012). ヒラメの形態異常排除. 月刊アクアネット 15, 48-52.

3. 高木基裕・澤山英太郎 (2012). 遡及的親魚選抜の意義と手順（形態異常の排除）. 月刊アクアネット 15, 48-52.

2. 澤山英太郎 (2010). 形態異常の原因をDNA親子鑑定で「見える化」する. 月刊アクアネット 13, 36-39.

1. 森田哲朗・吉崎悟朗・小林牧人・澤山英太郎・渡部終五・竹内俊郎 (2006). 魚の卵で薬をつくる-ニジマス卵を利用した組換えタンパク質生産技術の開発-. 海洋と生物 28, 152-157.