PubMed=2411992; DOI=10.1093/jnci/75.3.411
Isamu Ishiwata, Chieko Ishiwata, Masayuki Soma, Kano Tomita, Shiro Nozawa, Hiroshi Ishikawa;
Establishment and characterization of HUOT, a human ovarian malignant teratoma cell line producing alpha-fetoprotein.
J. Natl. Cancer Inst. 75:411-422(1985)

PubMed=2429643; DOI=10.1111/j.1447-0756.1986.tb00192.x
Isamu Ishiwata, Chieko Ishiwata, Shiro Nozawa, Hiroshi Ishikawa;
CA125 production by gynecologic tumors in vitro and its modulation induced by dibutyl cyclic adenosine monophosphate.
Asia Oceania J. Obstet. Gynaecol. 12:285-290(1986)

PubMed=2448191; DOI=10.1016/0090-8258(88)90151-5
Isamu Ishiwata, Chieko Ishiwata, Masayuki Soma, Isao Ono, Takenori Nakaguchi, Hiroshi Ishikawa;
Tumor angiogenic activity of gynecologic tumor cell lines on the chorioallantoic membrane.
Gynecol. Oncol. 29:87-93(1988)

PubMed=9436037
Masayuki Soma, Isamu Ishiwata, Chieko Ishiwata, Takenori Nakaguchi, Isao Ono, Kazushige Kiguchi, Hisashi Hashimoto, Toshiaki Tachibana, Hiroshi Ishikawa, Shiro Nozawa;
Tissue reconstruction of gynecologic tumor cells in the rotation culture system.
Hum. Cell 10:175-181(1997)

PubMed=9573483
Isamu Ishiwata, Yuko Tokieda, Chieko Ishiwata, Natsumi Okane, Megumi Iguchi, Kahei Sato, Hiroshi Ishikawa;
Effects of feeder cells (human cancer cell lines) on the development of mouse embryos by co-culture.
Hum. Cell 10:237-246(1997)

PubMed=10457904
Isamu Ishiwata, Tadashi Sudo, Kazushige Kiguchi, Hiroshi Ishikawa;
Tumor angiogenesis factors produced by cancer cells.
Hum. Cell 12:37-46(1999)