Ogiwara Katsueki

Affiliation and department：
Homepage URL (1)： http://kaken.nii.ac.jp/d/r/00422006.ja.html

Research field (1)： Morphology, anatomy

Research keywords (8)： ovulation , ovary , mouse , protease , medaka , transgenic , reproduction , RNAi

Research theme for competitive and other funds (10)：

2021 - 2024 アクチビン・インヒビン・エストラジオール経路は濾胞閉鎖を制御するか?
2018 - 2021 Mechanism of follicle selection in mammalian ovary- Is the selection induced by inhibin?
2016 - 2019 A study on medaka ovulation with an emphasis on the relation with oocyte maturational event
2015 - 2018 Studies on the molecular mechanism for the rapid regenaration and degradation of follicle layers of the medaka follicles after ovulation.
2012 - 2016 Ovulation in medaka: Endocrine regulation and the relation with the event of oocyte maturation

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Papers (37)：

Katsueki Ogiwara, Chika Fujimori, Takayuki Takahashi. The PGE2/Ptger4b pathway regulates ovulation by inducing intracellular actin cytoskeleton rearrangement via the Rho/Rock pathway in the granulosa cells of periovulatory follicles in the teleost medaka. Molecular and cellular endocrinology. 2022. 111816-111816
Katsueki Ogiwara, Miyuki Hoyagi, Takayuki Takahashi. A central role for cAMP/EPAC/RAP/PI3K/AKT/CREB signaling in LH-induced follicular Pgr expression at medaka ovulation. Biology of Reproduction. 2021. 105. 2. 413-426
Takayuki Takahashi, Katsueki Ogiwara. Roles of melatonin in the teleost ovary: A review of the current status. Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology. 2021. 254. 110907-110907
Hagiwara A, Ogiwara K, Sugama N, Yamashita M, Takahashi T. Inhibition of medaka ovulation by gap junction blockers due to its disrupting effect on the transcriptional process of LH-induced Mmp15 expression. General and comparative endocrinology. 2019. 288. 113373
Katsueki Ogiwara, Takayuki Takahashi. Nuclear Progestin Receptor Phosphorylation by Cdk9 Is Required for the Expression of Mmp15, a Protease Indispensable for Ovulation in Medaka. Cells. 2019. 8. 3. 215-215

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MISC (20)：

荻原克益, 高橋孝行. 排卵酵素 : 排卵研究の歴史とメダカ排卵酵素の同定. 化学と生物. 2007. 45. 9. 655-658
OGIWARA Katsueki, TAKAHASHI Takayuki. Discovery of medaka enteropeptidase : Usefulness of recombinant enteropeptidase serine protease as a biotechnological tool. 2007. 65. 9. 458-459
荻原克益. 北海道大学・大学院先端生命科学研究院・生命システム科学コース・生体情報分子学2a高橋孝行研究室. 日本比較内分泌学会ニュース = Newsletter of Japan Society for Comparative Endocrinology. 2007. 0. 124. 82-84
SUZUKI Takashi, RAJAPAKSE Sanath, OGIWARA Katsueki, TAKAHASHI Takayuki. ANALYSIS OF MEDAKA KALLIKREIN LIKE PROTEIN THE RE PRODUCTIVE ORGANS. 2006. 21. 41-41
TAKAHASHI Takayuki, OGIWARA Katsueki. Studies on ovulation using medaka fish-Basic information useful for reproductive medical science. Bioscience & industry. 2005. 63. 12. 767-772

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Patents (1)：

Professional career (1)：

Work history (2)：

2017/10 - 現在 Hokkaido University Faculty of science Associate professor
2008/04 - 2017/09 Graduate school of science, Hokkaido university Assistant Professor

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