Takayama S

PurposeJapanese traditional (Kampo) medicines containing ephedra are used to relieve symptoms of the common cold during pregnancy. The risks associated with perinatal outcomes, however, remain unclear. Thus, we evaluated the risk of adverse…

Classical preimplantation embryo culture is performed in static fluid environments. Whether a dynamic fluid environment, like the fallopian tube, is beneficial for embryo development remains to be determined across mammalian species. Object…

This review covers chemical carcinogenesis studies in nonhuman primates performed by the National Cancer Institute, USA, to provide hitherto unavailable information on their susceptibility to compounds producing carcinogenic effects in rode…

Because of reports on tumorigenic activity in different animal species exposed to DDT a decision was made in 1969 to evaluate the long-term effects of DDT on 24 cynomolgus and rhesus monkeys. DDT (20 mg/kg) was given in the diet for 130 mon…

Two cases of uterine adenocarcinoma which grew mainly in myometrium and showed unique histologic appearances are reported. Both cases were considered to have arisen from adenomyosis uteri because transitional figures were observed between c…

Five cases of ovarian cancer are presented in which malignant squamous cell elements were present. Three of the cases were adenosquamous carcinoma without composite endometriosis, mature cystic teratoma or with mixed mesodermal tumor. The o…

Stromal melanocytic foci (SMF) of the uterine cervix, which are known as extracutaneous blue nevus, were examined in step sections of the cervix. A total of 189 uterine specimens surgically excised for leiomyoma, adenomyosis etc., were stud…