Protein production method

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United States of America Patent

PATENT NO 9034649
APP PUB NO 20110045532A1
SERIAL NO

12813920

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Abstract

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This invention relates to a method for producing a protein of interest, comprising introducing a protein expression vector which comprises a gene fragment a gene fragment comprising a DNA encoding a protein of interest and a selectable marker gene and transposon sequences at both terminals of the gene fragment, into a suspension mammalian cell; integrating the gene fragment inserted between a pair of the transposon sequences, into a chromosome of the mammalian cell to obtain a mammalian cell capable of expressing the protein of interest; and suspension-culturing the mammalian cell; and a suspension mammalian cell capable of expressing the protein of interest.

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Patent Owner(s)

Patent OwnerAddress
KYOWA KIRIN CO LTD1-9-2 OTEMACHI CHIYODA-KU TOKYO 1000004 JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawakami, Koichi Shizuoka, JP 19 91
Ogawa, Risa Gunma, JP 5 15
Tsukahara, Masayoshi Gunma, JP 11 15
Yamaguchi, Keina Gunma, JP 6 15

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