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=3019754; DOI=10.1016/S0232-1513(86)80053-6
Isamu Ishiwata, Chieko Ishiwata, Masayuki Soma, Takenori Nakaguchi, Isao Ono, Hiroshi Ishikawa;
Histogenesis and tissue reconstruction of mixed mesodermal tumor.
Exp. Pathol. 30:21-32(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=10457904
Isamu Ishiwata, Tadashi Sudo, Kazushige Kiguchi, Hiroshi Ishikawa;
Tumor angiogenesis factors produced by cancer cells.
Hum. Cell 12:37-46(1999)