Toshifumi Takahashi

Impact of oxidative stress in aged mouse oocytes on calcium oscillations at fertilization

Toshifumi Takahashi, Eiji Takahashi, Hideki Igarashi et al. · Molecular Reproduction and Development · 2003 · 172 citations

Oocyte, Fertility, Reproductive Biology +21

Eight-hydroxy-2′-deoxyguanosine in granulosa cells is correlated with the quality of oocytes and embryos in an in vitro fertilization-embryo transfer program

Tomofumi Seino, Hidekazu Saito, Tomoko Kaneko-Tarui et al. · Fertility and Sterility · 2002 · 162 citations · Full text

Oocyte, Developmental Biology, Fertility +9

Induction of hTERT expression and phosphorylation by estrogen via Akt cascade in human ovarian cancer cell lines

Akiko Kimura, Masahide Ohmichi, Jun Kawagoe et al. · Oncogene · 2004 · 146 citations

Hormonal Receptor, Akt Cascade, Gynecology +8

Cyclooxygenase-2-derived Prostaglandin E2 Directs Oocyte Maturation by Differentially Influencing Multiple Signaling Pathways

Toshifumi Takahashi, Jason D. Morrow, Haibin Wang et al. · Journal of Biological Chemistry · 2006 · 141 citations · Full text

The incidence of apoptotic bodies in membrana granulosa can predict prognosis of ova from patients participating in in vitro fertilization programs

Kenji Nakahara, Hidekazu Saito, Takakazu Saito et al. · Fertility and Sterility · 1997 · 137 citations

Oocyte, Infertility, Membrana Granulosa +10