Zobrazeno 1 - 10
of 114
pro vyhledávání: '"Yoshimasa Asada"'
Autor:
Yuki Ono, Hiromitsu Shirasawa, Kazumasa Takahashi, Mayumi Goto, Takahiro Ono, Taichi Sakaguchi, Motonari Okabe, Takeo Hirakawa, Takuya Iwasawa, Akiko Fujishima, Tae Sugawara, Kenichi Makino, Hiroshi Miura, Noritaka Fukunaga, Yoshimasa Asada, Yukiyo Kumazawa, Yukihiro Terada
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-13 (2024)
Abstract During human embryonic development, early cleavage-stage embryos are more susceptible to errors. Studies have shown that many problems occur during the first mitosis, such as direct cleavage, chromosome segregation errors, and multinucleatio
Externí odkaz:
https://doaj.org/article/e874b16209594e5f97dea08be87a6300
Autor:
Mayuko KURUMIZAKA, Tatsuma YAO, Mikiko TOKORO, Noritaka FUKUNAGA, Yoshimasa ASADA, Kazuo YAMAGATA
Publikováno v:
The Journal of Reproduction and Development, Vol 70, Iss 3, Pp 160-168 (2024)
Ovarian stimulation protocols are widely used to collect oocytes in assisted reproductive technologies (ARTs). Although the influence of ovarian stimulation on embryo quality has been described, this issue remains controversial. Here, we analyzed the
Externí odkaz:
https://doaj.org/article/75c3b47c6b3646f39a3239868927b50e
Autor:
Daisuke Mashiko, Zenki Ikeda, Mikiko Tokoro, Yu Hatano, Tatsuma Yao, Tetsuya J. Kobayashi, Noritaka Fukunaga, Yoshimasa Asada, Kazuo Yamagata
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-14 (2022)
Abstract To improve the performance of assisted reproductive technology, it is necessary to find an indicator that can identify and select embryos that will be born or be aborted. We searched for indicators of embryo selection by comparing born/abort
Externí odkaz:
https://doaj.org/article/20e8b91dc96c4515bea4408979d2786d
Autor:
Yuya Takeshige, Seung Chik Jwa, Yasushi Hirota, Yutaka Osuga, Takeshi Kuramoto, Yasuyuki Mio, Kenji Furui, Masayuki Kinutani, Masahide Shiotani, Yoshimasa Asada, Hirobumi Kamiya, Hiroaki Yoshida, Hideki Igarashi, Koichi Kyono
Publikováno v:
Reproductive Medicine and Biology, Vol 22, Iss 1, Pp n/a-n/a (2023)
Abstract Purpose To evaluate clinical outcomes after endometrial receptivity analysis (ERA). Methods This was a multicenter, retrospective cohort study involving 861 women who underwent ERA testing at certified fertility clinics in Japan, and who rec
Externí odkaz:
https://doaj.org/article/17afe05f5e684fd5b5e767e828450b1c
Autor:
Daichi Inoue, Yoshihiko Sakakibara, Chiharu Ishida, Manami Kondo, Rie Mizuno, Masaya Saito, Shinichi Shibuya, Yoshiki Hashiba, Yoshimasa Asada
Publikováno v:
Reproductive Medicine and Biology, Vol 22, Iss 1, Pp n/a-n/a (2023)
Abstract Purpose To analyze whether response to the GnRH test is a predictor of empty follicle syndrome (EFS) and to analyze independent risk factors for EFS. Methods The GnRH test results of 3765 patients from 2016 to 2018 were used to define the re
Externí odkaz:
https://doaj.org/article/505e906c58c24bb39ffe5b2f5a495554
Autor:
Hastuki Hibi, Mikiko Tokoro, Megumi Sonohara, Kazuho Ihara, Noritaka Fukunaga, Yoshimasa Asada
Publikováno v:
Reproductive Medicine and Biology, Vol 22, Iss 1, Pp n/a-n/a (2023)
Abstract Purpose In cryptozoospermic subjects, it may often may be difficult to secure motile sperm for assisted reproductive technology (ART). We examined the results of ART with frozen thawed ejaculated sperm in cryptozoospermic subjects and evalua
Externí odkaz:
https://doaj.org/article/6be3be1afd414082ab11930a81a7ff61
Autor:
Daisuke Mashiko, Mikiko Tokoro, Masae Kojima, Noritaka Fukunaga, Yoshimasa Asada, Kazuo Yamagata
Publikováno v:
PeerJ, Vol 10, p e13441 (2022)
Background Although the current evaluation of human blastocysts is based on the Gardner criteria, there may be other notable parameters. The purpose of our study was to clarify whether the morphology of blastocysts has notable indicators other than t
Externí odkaz:
https://doaj.org/article/5ea8a1f0a4ed44ab941c74abc55574b4
Publikováno v:
Clinical Case Reports, Vol 9, Iss 2, Pp 883-886 (2021)
Abstract In the gonadotropin‐releasing hormone (GnRH) antagonist protocol, it is necessary to reinforce contraceptive guidance assuming that luteinizing hormone surge is not detected by measurement of serum level and ovulation is not suppressed by
Externí odkaz:
https://doaj.org/article/913527fde4884a51a6898fcdaa8bfccf
Autor:
Noritaka Fukunaga, Sho Sanami, Hiroya Kitasaka, Yuji Tsuzuki, Hiroyuki Watanabe, Yuta Kida, Seiji Takeda, Yoshimasa Asada
Publikováno v:
Reproductive Medicine and Biology, Vol 19, Iss 3, Pp 286-294 (2020)
Abstract Purpose To establish an automated pronuclei determination system by analysis using deep learning technology which is able to effectively learn with limited amount of supervised data. Methods An algorithm was developed by explicitly incorpora
Externí odkaz:
https://doaj.org/article/00205e884e8249f1ae3f3d498b3a45d5
Autor:
Yoshimasa Asada, Yoshiki Hashiba, Yukio Hattori, Daichi Inoue, Rie Ito, Noritaka Fukunaga, Megumi Sonohara
Publikováno v:
Reproductive Medicine and Biology, Vol 18, Iss 3, Pp 290-295 (2019)
Abstract Purpose The clinical utility of chlormadinone acetate tablets (Lutoral™), an orally active progestin which has been available since June 2007, was compared to an in‐house vaginal suppository formulation of progesterone used between 2006
Externí odkaz:
https://doaj.org/article/1a98013a1d9241aaa06f21b91faeab6c