Publications | PubMed=3140712 Masayoshi Namba, Koji Nishitani, Fujiko Fukushima, Tetsuo Kimoto; Multistep carcinogenesis of normal human fibroblasts. Human fibroblasts immortalized by repeated treatment with Co-60 gamma rays were transformed into tumorigenic cells with Ha-ras oncogenes. Anticancer Res. 8:947-958(1988) DOI=10.11418/jtca1981.12.4_313 Masayoshi Namba, Li-Yan Bai, Yoshio Kano, Shigetaka Sugihara, Masahiro Miyazaki; Multistep malignant transformation of human cells: immortalization of human fibroblasts by treatment with 60Co gamma rays and 4-nitroquinoline 1-oxide, and their malignant transformation with the ras oncogene. Tissue Cult. Res. Commun. 12:313-318(1993) PubMed=8118610; DOI=10.1007/BF02634342 Israt Jahan, Koichiro Mihara, Li-Yan Bai, Masayoshi Namba; Neoplastic transformation and characterization of human fibroblasts by treatment with 60Co gamma rays and the human c-Ha-ras oncogene. In Vitro Cell. Dev. Biol. Anim. 29:763-767(1993) PubMed=8148305 Masayoshi Namba, Mikio Iijima, Tadashi Kondo, Israt Jahan, Koichiro Mihara; Immortalization of normal human cells is a multistep process and a rate limiting step of neoplastic transformation of the cells. Hum. Cell 6:253-259(1993) PubMed=7520808; DOI=10.1007/BF02632040 Kunihiro Kawashima, Masaharu Mori, Shouji Furusako, Hisashi Usuki, Nobuyoshi Shimizu, Masayoshi Namba; Granulocyte-colony stimulating factor (G-CSF) production of human fibroblasts (KMST-6/RAS line) transformed with 60Co gamma rays and c-Ha-ras oncogene. In Vitro Cell. Dev. Biol. Anim. 30:199-201(1994) PubMed=7524638 Kunihiro Kawashima, Masaharu Mori, Shouji Furusako, Hisashi Usuki, Masayoshi Namba; Human fibroblasts (KMST-6/RAS line) transformed with 60Co gamma-rays and c-Ha-ras oncogene constitutively produce a large amount of human granulocyte-colony stimulating factor (G-CSF). Hum. Cell 7:88-94(1994) PubMed=7540958; DOI=10.1247/csf.20.41 Kunihiro Kawashima, Israt Jahan, Kazuo Fushimi, Koichiro Mihara, Masayoshi Namba; Human fibroblasts (KMST-6/RAS cell line) transformed with 60Co gamma-rays and c-Ha-ras oncogene produce a large amount of granulocyte colony-stimulating factor (G-CSF); production is enhanced by cAMP, theophylline, and butyrate. Cell Struct. Funct. 20:41-45(1995) PubMed=8601579; DOI=10.1007/BF01209654 Israt Jahan, Mikio Iijima, Tadashi Kondo, Masayoshi Namba; Effects of okadaic acid on cell growth, anchorage-independent growth, and co-cultures of normal (KMS-6), immortalized (KMST-6), and neoplastically transformed (KMST-6T and KMST-6/RAS) human fibroblasts. J. Cancer Res. Clin. Oncol. 122:249-253(1996) PubMed=9290701; DOI=10.1002/(SICI)1098-2744(199708)19:4<243::AID-MC5>3.0.CO;2-D Li-Qun Jia, Motonobu Osada, Chikashi Ishioka, Makio Gamo, Shuntaro Ikawa, Takao Suzuki, Hideki Shimodaira, Tomohito Niitani, Toshio Kudo, Mitoshi Akiyama, Narimiti Kimura ...Show all 18 authors... , Mitsuyoshi Matsuo, Hiroshi Mizusawa, Noriho Tanaka, Hideki Koyama, Masayoshi Namba, Ryunosuke Kanamaru, Toshio Kuroki; Show fewer authors Screening the p53 status of human cell lines using a yeast functional assay. Mol. Carcinog. 19:243-253(1997) |