RAS AMPLIFICATION IN BHK-21-CELLS PRODUCES A HOST-CELL LINE FOR FURTHER RAPID ESTABLISHMENT OF RECOMBINANT PROTEIN HYPER-PRODUCING CELL-LINES

被引:16
作者
TERUYA, K
YANO, T
SHIRAHATA, S
WATANABE, J
OSADA, K
OHASHI, H
TACHIBANA, H
KIM, EH
MURAKAMI, H
机构
[1] KYUSHU UNIV, GRAD SCH GENET RESOURCES TECHNOL, HIGASHI KU, FUKUOKA 812, JAPAN
[2] KIRIN BREWERY CO LTD, PHARMACEUT LAB, MAEBASHI, GUMMA 371, JAPAN
[3] KOREA UNIV, DEPT BIOTECHNOL, CHOCHIWON 339800, SOUTH KOREA
关键词
D O I
10.1271/bbb.59.341
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
To rapidly establish recombinant protein hyper-producing tell lines we introduced a reporter plasmid into BHK-21 cells that had been 'primed' by transfection and amplification of the eas oncogene. The reporter plasmid used carries the human interleukin-6 (hIL-6) gene which is under control of the human cytomegalovirus immediate early promoter. The primed BHK cell lines were shown to produce many stable hIL-6 hyper-producing cells achieving about 15 times higher productivity than the control BHK-21 cells.
引用
收藏
页码:341 / 344
页数:4
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