Yoshitaka Nagahama

Best Publications

• 6 The Functional Morphology of Teleost Gonads

  Yoshitaka Nagahama

  726
  Citations

• Foxl2 Up-Regulates Aromatase Gene Transcription in a Female-Specific Manner by Binding to the Promoter as Well as Interacting with Ad4 Binding Protein/Steroidogenic Factor 1

  De Shou Wang;Tohru Kobayashi;Lin Yan Zhou;Lin Yan Zhou;Bindhu Paul-Prasanth

  538
  Citations

• Regulation of oocyte growth and maturation in fish

  Yoshitaka Nagahama;Michiyasu Yoshikuni;Masakane Yamashita;Toshinobu Tokumoto

  447
  Citations

• Identification of maturation-inducing steroid in a teleost, the amago salmon (Oncorhynchus rhodurus)☆

  Yoshitaka Nagahama;Shinji Adachi

  370
  Citations

• Aromatase inhibitor and 17α-methyltestosterone cause sex-reversal from genetical females to phenotypic males and suppression of P450 aromatase gene expression in Japanese flounder (Paralichthys olivaceus)

  Takeshi Kitano;Kazufumi Takamune;Yoshitaka Nagahama;Shin Ichi Abe

  340
  Citations

• A Tandem Duplicate of Anti-Müllerian Hormone with a Missense SNP on the Y Chromosome Is Essential for Male Sex Determination in Nile Tilapia, Oreochromis niloticus.

  Minghui Li;Yunlv Sun;Jiue Zhao;Hongjuan Shi

  330
  Citations

• Structural and functional evolution of gonadotropin‐releasing hormone in vertebrates

  K. Okubo;Y. Nagahama

  328
  Citations

• The role of hormones in the acquisition of sperm motility in salmonid fish.

  Takeshi Miura;Takeshi Miura;Kohei Yamauchi;Hiroya Takahashi;Yoshitaka Nagahama

  292
  Citations

• Estradiol-17β production in amago salmon (Oncorhynchus rhodurus) ovarian follicles: Role of the thecal and granulosa cells

  Hirohiko Kagawa;Graham Young;Shinji Adachi;Yoshitaka Nagahama

  285
  Citations

• Sexually dimorphic expression of two types of DM (Doublesex/Mab-3)-domain genes in a teleost fish, the Tilapia (Oreochromis niloticus).

  Guijun Guan;Tohru Kobayashi;Yoshitaka Nagahama

  259
  Citations

• Cloning and sequence analysis of the cDNA encoding P-450 aromatase (P450arom) from a rainbow trout (Oncorhynchus mykiss) ovary; relationship between the amount of P450arom mRNA and the production of oestradiol-17β in the ovary

  M. Tanaka;T. M. Telecky;S. Fukada;S. Adachi

  238
  Citations

• Plasma 17α,20β-dihydroxy-4-pregnen-3-one levels during sexual maturation of amago salmon (Oncorhynchus rhodurus): Correlation with plasma gonadotropin and in vitro production by ovarian follicles

  Graham Young;Laurence W. Crim;Hirohiko Kagawa;Akira Kambegawa

  230
  Citations

• Induction of Spermatogenesis in Male Japanese Eel, Anguilla japonica, by a Single Injection of Human Chorionic Gonadotropin(Endocrinology)

  Takeshi Miura;Kohei Yamauhi;Yoshitaka Nagahama;Hiroya Takahashi

  229
  Citations

• Changes in serum concentrations of steroid hormones, thyroxine, and vitellogenin during spawning migration of the chum slamon, Oncorhynchus keta

  Hiroshi Ueda;Osamu Hiroi;Akihiko Hara;Kohei Yamauchi

  228
  Citations

• Involvement of gonadotrophin and steroid hormones in spermiation in the amago salmon, Oncorhynchus rhodurus, and goldfish, Carassius auratus.

  Hiroshi Ueda;Akira Kambegawa;Yoshitaka Nagahama

  226
  Citations

• Histological and ultrastructural evidence for the role of gonadal steroid hormones in sex change in the protogynous wrasse Thalassoma duperrey

  Masaru Nakamura;Thomas F. Hourigan;Kohei Yamauchi;Yoshitaka Nagahama

  224
  Citations

• Sexual dimorphic expression of DMRT1 and Sox9a during gonadal differentiation and hormone-induced sex reversal in the teleost fish Nile tilapia (Oreochromis niloticus).

  Tohru Kobayashi;Hiroko Kajiura-Kobayashi;Guijun Guan;Yoshitaka Nagahama

  222
  Citations

• Relative in vitro effectiveness of 17α,20β-dihydroxy-4-pregnen-3-one and other pregnene derivatives on germinal vesicle breakdown in oocytes of ayu (Plecoglossus altivelis), amago salmon (Oncorhynchus rhodurus), rainbow trout (Salmo gairdneri), and goldfish (Carassius autatus)

  Yoshitaka Nagahama;Keiji Hirose;Graham Young;Shinji Adachi

  211
  Citations

• Correlation of plasma estradiol-17β and progesterone levels with ultrastructure and histochemistry of ovarian follicles in the white-spotted char, Salvelinus leucomaenis

  H. Kagawa;K. Takano;Y. Nagahama

  210
  Citations

• Diurnal rhythm of oocyte development and plasma steroid hormone levels in the female red sea bream, Pagrus major, during the spawning season

  Michiya Matsuyama;S. Adachi;Y. Nagahama;S. Matsuura

  201
  Citations