Hiroaki Motoyama

Simple vitrification for small numbers of human spermatozoa

Yuji Endo, Yoshitaka Fujii, Kasumi Shintani et al. · Reproductive BioMedicine Online · 2011 · 70 citations

Infertility, Andrology, Fertility +7

Surgical Treatment of 144 Cases of Hilar Cholangiocarcinoma Without Liver‐Related Mortality

Norihiko Furusawa, Akira Kobayashi, Takahide Yokoyama et al. · World Journal of Surgery · 2013 · 52 citations

Chemical Structural Analysis of Diamondlike Carbon Films with Different Electrical Resistivities by X-ray Photoelectron Spectroscopy

Susumu Takabayashi, Keishi Okamoto, K. Shimada et al. · Japanese Journal of Applied Physics · 2008 · 43 citations

Materials Science, Diamond-like Carbon, Diamondlike Carbon +14

Successful delivery derived from vitrified-warmed spermatozoa from a patient with nonobstructive azoospermia

Yuji Endo, Yoshitaka Fujii, Shozo Kurotsuchi et al. · Fertility and Sterility · 2012 · 41 citations

Infertility, Andrology, Fertility +8

Survival pathway of cholangiocarcinoma via AKT/mTOR signaling to escape RAF/MEK/ERK pathway inhibition by sorafenib

Kenta Yokoi, Akira Kobayashi, Hiroaki Motoyama et al. · Oncology Reports · 2017 · 39 citations · Full text

Survival Pathway, Chemoprevention Strategy, Medicine +15