New methods for the preparations of 2-aryl aziridines, α-imido styrenes, and allyl amines from olefins via diphenylvinylsulfonium triflates

by Hiroyuki Yamanaka, Jun-ichi Matsuo, Asahi Kawana, Teruaki Mukaiyama
Published 2003-12-01

Inverse correlation between reactive oxygen species in unwashed semen and sperm motion parameters as measured by a computer-assisted semen analyzer

by Teppei Takeshima, Yasushi Yumura, Kengo Yasuda, Hiroyuki Sanjo, Shinnosuke Kuroda, Hiroyuki Yamanaka, Akira Iwasaki
Published 2017-01-01

Laparoscopic Nephroureterectomy for Adult Patient with Primary Obstructive Megaureter

by Kimito Osaka, Kazuhide Makiyama, Shinji Ohtake, Hiroyuki Yamanaka, Futoshi Sano, Noboru Nakaigawa, Yoshinobu Kubota
Published 2013-01-01

Measurement of the Physical Properties during Laparoscopic Surgery Performed on Pigs by Using Forceps with Pressure Sensors

by Hiroyuki Yamanaka, Kazuhide Makiyama, Kimito Osaka, Manabu Nagasaka, Masato Ogata, Takahiro Yamada, Yoshinobu Kubota
Published 2015-01-01

In vitro spermatogenesis in two‐dimensionally spread mouse testis tissues

by Mitsuru Komeya, Hiroyuki Yamanaka, Hiroyuki Sanjo, Masahiro Yao, Hiroko Nakamura, Hiroshi Kimura, Teruo Fujii, Takuya Sato, Takehiko Ogawa
Published 2019-10-01

In vitro mouse spermatogenesis with an organ culture method in chemically defined medium.

by Hiroyuki Sanjo, Mitsuru Komeya, Takuya Sato, Takeru Abe, Kumiko Katagiri, Hiroyuki Yamanaka, Yoko Ino, Noriaki Arakawa, Hisashi Hirano, Tatsuma Yao, Yuta Asayama, Akio Matsuhisa, Masahiro Yao, Takehiko Ogawa
Published 2018-01-01