@article{weko_369_1, author = "Kobayashi,Masayuki and Terawaki,Yoshinori and Saito,Koichi and Kasuga,Kano and Kojima,Ikuo", title = "Effect of medium conditioned with rat hepatoma BRL cells on '2-cell block' of random-bred mouse embryos cultured in vitro", journal = "Zygote", year = "2009", volume = "17", number = "2", pages = "169--174", month = "may" }