Three types of 17β-hydroxysteroid dehydrogenases involved in Japanese eel ovarian steroidogenesis

Authors: Suzuki, Hiroshi ^{a, ⁎}, Ito, Risa ^b, Ozaki, Yuichi ^b, Kazeto, Yukinori ^c

Source: In General and Comparative Endocrinology April 2025 365

Evaluation of the virulence and control methods for the fish disease bacterium, Aureispira sp., in the cultivation of Japanese eel leptocephali

Authors: Satomi, Masataka ^{a, ⁎}, Kajiura, Yoshihiro ^b, Arakawa, Tomoko ^c, Sudo, Ryusuke ^a, Takasaki, Ryutaro ^a, Yatabe, Takashi ^a, Hatakeyama, Rui ^a, Imaizumi, Hitoshi ^a, Kazeto, Yukinori ^a

Source: In Microbial Pathogenesis June 2025 203

Phenotypic and gene expression characteristics of Japanese eel late-stage leptocephali and glass eels after growth on different diets with a focus on nutrient-accumulation status

Authors: Hatakeyama, Rui, Mekuchi, Miyuki, Furuita, Hirofumi, Satomi, Masataka, Takasaki, Ryutaro, Yatabe, Takashi, Imaizumi, Hitoshi, Nomura, Kazuharu, Kazeto, Yukinori, Sudo, Ryusuke

Source: In Aquaculture 30 January 2025 595 Part 1

Molecular characterization and stage-dependent gene expression of gonadotropin receptors in Pacific bluefin tuna, Thunnus orientalis, ovarian follicles

Authors: Higuchi, Kentaro, Kazeto, Yukinori, Nyuji, Mitsuo, Soma, Satoshi, Takashi, Toshinori, Okita, Kogen, Hayashida, Takao, Gen, Koichiro

Source: In General and Comparative Endocrinology 1 December 2024 359

Optimization of a protocol for fertilized egg production in Japanese eel using recombinant gonadotropins, LHRHa, pimozide, and 17α-hydroxyprogesterone

Authors: Suzuki, Hiroshi ^{a, ⁎}, Tanaka, Toshiomi ^b, Gen, Koichiro ^c, Nomura, Kazuharu ^d, Kazeto, Yukinori ^{e, ⁎}

Source: In Aquaculture Reports August 2024 37

Effects of luteinizing hormone-releasing hormone analog and pimozide on the release of luteinizing hormone and ovulation in artificially matured Japanese eel Anguilla japonica

Authors: Suzuki, Hiroshi ^{a, ⁎}, Kawamura, Kyoko ^b, Kazeto, Yukinori ^c

Source: In Comparative Biochemistry and Physiology, Part A February 2024 288

Characterization of eight types of 17β-hydroxysteroid dehydrogenases from the Japanese sardine Sardinops melanostictus: The probable role of type 12a in ovarian estradiol synthesis

Authors: Nyuji, Mitsuo, Hongo, Yuki, Kazeto, Yukinori, Yoneda, Michio

Source: In General and Comparative Endocrinology 1 February 2024 347

Individual variation in post-metamorphic changes in feeding incidence, digestive organ tissues and enzyme gene expression in Japanese eel Anguilla japonica glass eels

Authors: Hatakeyama, Rui, Sudo, Ryusuke, Higuchi, Masato, Satomi, Masataka, Yatabe, Takashi, Takasaki, Ryutaro, Imaizumi, Hitoshi, Kazeto, Yukinori

Source: In Aquaculture 15 November 2023 576

Artificial induction of female-to-male sex change in the leopard coral grouper Plectropomus leopardus via intraperitoneal administration of 17α-methyltestosterone and letrozole.

Authors: Miyoshi, Kaho, Yamaguchi, Tomofumi, Fujikura, Yuji, Kazeto, Yukinori, Okuzawa, Koichi, Uji, Susumu

Source: Fisheries Science; Mar2025, Vol. 91 Issue 2, p335-343, 9p

Subject Terms: CORAL trout, GENDER transition, COCOA butter, GROUPERS, INTERSEX people

Production of recombinant Japanese eel (Anguilla japonica) growth hormones and their effects on early-stage larvae

Authors: Sudo, Ryusuke, Kawakami, Yutaka, Nomura, Kazuharu, Tanaka, Hideki, Kazeto, Yukinori

Source: In General and Comparative Endocrinology 1 February 2022 317

Expression of the dead end gene during embryogenesis and its role in primordial germ cell development in Pacific bluefin tuna, Thunnus orientalis (Temminck et Schlegel)

Authors: Hayashida, Takao, Higuchi, Kentaro, Okita, Kogen, Takashi, Toshinori, Kazeto, Yukinori, Gen, Koichiro

Source: Aquaculture research. 53(10):3872-3876

Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCvdc_100153602409.0x000001&indx=1&recIds=ETOCvdc_100153602409.0x000001

Gonadal sex differentiation and early ovarian/testicular development in cultured Pacific bluefin tuna, Thunnus orientalis (Temminck et Schlegel)

Authors: Hayashida, Takao, Higuchi, Kentaro, Hashimoto, Hiroshi, Kazeto, Yukinori, Eba, Takeshi, Yoshikawa, Sota, Goto, Rie, Okita, Kogen, Takashi, Toshinori, Ishii, Keita, Yamashita, Takashi, Kumon, Kazunori, Gen, Koichiro

Source: In Theriogenology 1 October 2021 173:56-63

C-terminal peptide (hCTP) of human chorionic gonadotropin enhances in vivo biological activity of recombinant Japanese eel follicle-stimulating hormone and luteinizing hormone produced in FreeStyle 293-F cell lines

Authors: Kazeto, Yukinori, Suzuki, Hiroshi, Ozaki, Yuichi, Gen, Koichiro

Source: In General and Comparative Endocrinology 15 May 2021 306

Japanese eel retinol dehydrogenases 11/12-like are 17-ketosteroid reductases involved in sex steroid synthesis

Authors: Suzuki, Hiroshi, Ozaki, Yuichi, Gen, Koichiro, Kazeto, Yukinori

Source: In General and Comparative Endocrinology 1 May 2021 305

Optimization of cold-shock conditions for the induction of triploidy in the Pacific bluefin tuna, Thunnus orientalis (Temminck et Schlegel)

Authors: Hayashida, Takao, Higuchi, Kentaro, Nomura, Kazuharu, Konishi, Junpei, Shimada, Yukinori, Okita, Kogen, Takashi, Toshinori, Kazeto, Yukinori, Gen, Koichiro

Source: In Aquaculture 15 January 2021 530

Effects of triploidization on light sensitivity in larval stage of Pacific bluefin tuna Thunnus orientalis.

Authors: Hayashida, Takao, Higuchi, Kentaro, Okita, Kogen, Takashi, Toshinori, Kazeto, Yukinori, Gen, Koichiro

Source: Journal of Fish Biology; Dec2024, Vol. 105 Issue 6, p1956-1959, 4p

Subject Terms: FISH larvae, TUNA, SENSORY perception, CELL size, LARVAE

Insulin-like growth factors 1 and 2 regulate gene expression and enzymatic activity of cyp17a1 in ovarian follicles of the yellowtail, Seriola quinqueradiata

Authors: Higuchi, Kentaro, Kazeto, Yukinori, Ozaki, Yuichi, Izumida, Daisuke, Hotta, Takuro, Soyano, Kiyoshi, Gen, Koichiro

Source: In Heliyon June 2020 6(6)

Induction of oocyte development in previtellogenic eel, Anguilla australis

Authors: Tuan Nguyen, Anh, Chia, Jolyn H.Z., Kazeto, Yukinori, Wylie, Matthew J., Mark Lokman, P.

Source: In General and Comparative Endocrinology 15 May 2020 291

17β-Hydroxysteroid dehydrogenase type 12a responsible for testicular 11-ketotestosterone synthesis in the Japanese eel, Anguilla japonica

Authors: Suzuki, Hiroshi ^*, Ozaki, Yuichi, Ijiri, Shigeho, Gen, Koichiro, Kazeto, Yukinori ^**

Source: In Journal of Steroid Biochemistry and Molecular Biology April 2020 198

Functional analysis of recombinant single-chain Japanese eel Fsh and Lh produced in FreeStyle 293-F cell lines: Binding specificities to their receptors and differential efficacy on testicular steroidogenesis

Authors: Suzuki, Hiroshi, Kazeto, Yukinori, Gen, Koichiro, Ozaki, Yuichi

Source: In General and Comparative Endocrinology 1 January 2020 285