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Yasunori Koya

Showing results (1-10 of 19) with videos related to

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Journal of Morphology|June 6, 2018
Annual changes in fine structure of inner epithelial lining of the ovary of a marine sculpin, Alcichthys alcicornis (Teleostei: Scorpaeniformes), with internal gametic associationYasunori Koya, Kazunori Takano, Hiroya Takahashi
Zoological Science|May 4, 2026
Temporal Changes in Infection by <i>Myxobolus nagaraensis</i> in <i>Rhinogobius</i> (Gobiidae) in the Nagara River Basin, Central Japan, from the 1960s to the 2020sYasunori Koya, Satone Matsuoka, Gen Ito
The Journal of Experimental Zoology|December 26, 2001
Sperm storage and motility in the ovary of the marine sculpin Alcichthys alcicornis (Teleostei: Scorpaeniformes), with internal gametic associationYasunori Koya, Hiroyuki Munehara, Kazunori Takano
Zoological Science|June 1, 2004
Serum 17,20 beta-dihydroxy-4-pregnen-3-one Levels in pregnant and non-pregnant female rockfish, Sebastes schlegeli, viviparous teleost, and its production by post-ovulatory folliclesYasunori Koya, Hisanari Mori, Masahiro Nakagawa
Journal of Fish Biology|April 27, 2026
Characteristic spermatogenesis process observed in Gasterosteidae: Considerations from histological observations of the testes and serum androgen levels of nine-spined stickleback, Pungitius sinensisMiki Nagaya, Hidenobu Yambe, Yasunori Koya
The Journal of Experimental Zoology|December 26, 2001
Histochemical analysis of sperm storage in Helicolenus dactylopterus dactylopterus (Teleostei: Scorpaenidae)Marta Muñoz, Yasunori Koya, Margarida Casadevall
Journal of Morphology|June 2, 2018
Sperm storage and degradation in the ovary of a marine copulating sculpin, Alcichthys alcicornis (Teleostei: Scorpaeniformes): Role of intercellular junctions between inner ovarian epithelial cellsYasunori Koya, Hiroyuki Munehara, Kazunori Takano
Journal of Experimental Zoology. Part A, Ecological and Integrative Physiology|April 9, 2026
Ovulating Female of Nine-Spined Sticklebacks (Pungitius sinensis) Are Attracted to Substances Derived From Male KidneysMiki Nagaya, Hidenobu Yambe, Yasunori Koya
Zoological Science|July 1, 2005
Incorporation and utilization of multiple forms of vitellogenin and their derivative yolk proteins during vitellogenesis and embryonic development in the mosquitofish, Gambusia affinisSayumi Sawaguchi, Nobuyuki Ohkubo, Yasunori Koya, et al.
Zoological Science|March 10, 2009
Role of the yellow spot around the urogenital opening of female mosquitofish (Gambusia affinis) as a cue for copulationIchiro Kodama, Akira Yamanaka, Katsuhiko Endo, et al.
Pageof 2

Showing results (1-10 of 19) with videos related to

Sort By:
Pageof 2
Journal of Morphology|June 6, 2018
Annual changes in fine structure of inner epithelial lining of the ovary of a marine sculpin, Alcichthys alcicornis (Teleostei: Scorpaeniformes), with internal gametic associationYasunori Koya, Kazunori Takano, Hiroya Takahashi
Zoological Science|May 4, 2026
Temporal Changes in Infection by <i>Myxobolus nagaraensis</i> in <i>Rhinogobius</i> (Gobiidae) in the Nagara River Basin, Central Japan, from the 1960s to the 2020sYasunori Koya, Satone Matsuoka, Gen Ito
The Journal of Experimental Zoology|December 26, 2001
Sperm storage and motility in the ovary of the marine sculpin Alcichthys alcicornis (Teleostei: Scorpaeniformes), with internal gametic associationYasunori Koya, Hiroyuki Munehara, Kazunori Takano
Zoological Science|June 1, 2004
Serum 17,20 beta-dihydroxy-4-pregnen-3-one Levels in pregnant and non-pregnant female rockfish, Sebastes schlegeli, viviparous teleost, and its production by post-ovulatory folliclesYasunori Koya, Hisanari Mori, Masahiro Nakagawa
Journal of Fish Biology|April 27, 2026
Characteristic spermatogenesis process observed in Gasterosteidae: Considerations from histological observations of the testes and serum androgen levels of nine-spined stickleback, Pungitius sinensisMiki Nagaya, Hidenobu Yambe, Yasunori Koya
The Journal of Experimental Zoology|December 26, 2001
Histochemical analysis of sperm storage in Helicolenus dactylopterus dactylopterus (Teleostei: Scorpaenidae)Marta Muñoz, Yasunori Koya, Margarida Casadevall
Journal of Morphology|June 2, 2018
Sperm storage and degradation in the ovary of a marine copulating sculpin, Alcichthys alcicornis (Teleostei: Scorpaeniformes): Role of intercellular junctions between inner ovarian epithelial cellsYasunori Koya, Hiroyuki Munehara, Kazunori Takano
Journal of Experimental Zoology. Part A, Ecological and Integrative Physiology|April 9, 2026
Ovulating Female of Nine-Spined Sticklebacks (Pungitius sinensis) Are Attracted to Substances Derived From Male KidneysMiki Nagaya, Hidenobu Yambe, Yasunori Koya
Zoological Science|July 1, 2005
Incorporation and utilization of multiple forms of vitellogenin and their derivative yolk proteins during vitellogenesis and embryonic development in the mosquitofish, Gambusia affinisSayumi Sawaguchi, Nobuyuki Ohkubo, Yasunori Koya, et al.
Zoological Science|March 10, 2009
Role of the yellow spot around the urogenital opening of female mosquitofish (Gambusia affinis) as a cue for copulationIchiro Kodama, Akira Yamanaka, Katsuhiko Endo, et al.
Pageof 2