KR101867134B1 - 포유류 세포를 이용하여 목적 물질을 고효율로 생산하기 위한 세포 배양 배지, 이를 이용한 세포 배양 방법 및 목적 물질의 생산 방법 - Google Patents
포유류 세포를 이용하여 목적 물질을 고효율로 생산하기 위한 세포 배양 배지, 이를 이용한 세포 배양 방법 및 목적 물질의 생산 방법 Download PDFInfo
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Abstract
Description
도 2는 미량 원소들을 각각 20 배씩 개별적으로 첨가한 경우, HY-PFM 배지에서 rCHO-1 세포의 최대세포농도와 항체 생산량 변화를 도시한 그래프이다 (n=3).
도 3은 HY-PFM에서 Zn 이온 농도에 따른 rCHO-1 세포의 최대세포농도와 항체 생산량 변화를 도시한 그래프이다 (n=3).
도 4는 HY-CDM에서 Zn 이온 농도에 따른 rCHO-1 세포 (n=2)의 최대세포농도와 항체 생산량 변화를 도시한 그래프이다.
도 5는 HY-CDM에서 Zn 이온 농도에 따른 rCHO-2 세포 (n=2)의 최대세포농도와 항체 생산량 변화를 도시한 그래프이다.
도 6a 및 6b는 Zn 이온 농도를 60 μM로 강화하였을 때, 4 가지 상용 CDM 배지에서 rCHO-1 세포의 최대세포농도 (도 6a) 및 최대항체농도 (도 6b)가 어떻게 변화하는지를 나타낸 그래프이다.
도 7a 및 7b는 HY-PFM 배지 (도 7a) 및 HY-CDM 배지 (도 7b) 중에서 rCHO-1 세포를 현탁 배양할 경우, 세포 성장 및 항체 생산에 대한 결과를 나타낸 그래프이다 (n=2).
배지 | 카타로그 번호 (제조사) |
Zinc 함량 (μM)a | 주요특징 |
PowerCHO-2 CD (CDM-1) | BE12-771Q (Lonza) | 9 | 혈청, 동물 유래 성분, 가수분해물이 배제된 화학 조성 배지로서, 재조합 인간 인슐린이 소량 포함됨 |
CDM4CHO (CDM-2) | SH30557.02 (Hyclone) | 7 | 혈청, 동물 유래 성분이 배제된 화학 조성 배지 |
Ex-CELL CD CHO (CDM-3) | 14360C (SAFC) | <1.5b | 혈청, 동물 유래 성분이 배제된 화학 조성 배지로서, 재조합 단백질이 0.1 mg/L 첨가됨 |
CD OptiCHO (CDM-4) | 12681-011 (Gibco) | 6 | 혈청, 단백질, 동물 유래 성분, 가수분해물, 기타 알려지지 않은 조성의 성분이 배제된 화학 조성 배지 |
Zn (μM) | qmAB (pcd, 0-4일) |
qmAB (pcd, 4-8일) |
μ (일-1) | 세포 생존율 유지 기간 (일/80% 생존율) |
배양 배지 |
3 | 4.99±0.13 | 1.75±0.01 | 0.87±0.01 | 6.2±0.0 | PFM |
60 | 9.35±0.11 | 3.74±0.04 | 0.90±0.02 | 8.5±0.2 | |
3 | 3.07±0.19 | 1.47±0.10a | 1.01±0.04 | 5.1±0.0 | CDM |
60 | 5.06±0.07 | 3.30±0.01 | 1.00±0.00 | 9.3±0.4 |
Claims (12)
- 포유류 세포를 이용한 목적 물질 생산용 세포 배양 배지로서, 30 μM 이상의 농도로 Zn 이온, 그 염 또는 그 킬레이트 화합물을 포함하고,
상기 세포 배양 배지는 세포 현탁 성장이 이루어지는 무단백 배지 또는 화학 조성 배지이며,
상기 포유류 세포는 CHO DG44 세포이고, 상기 목적 물질은 단클론 항체(mAB)인 것을 특징으로 하는 세포 배양 배지. - 삭제
- 삭제
- 삭제
- 제1항에 있어서, 상기 Zn 이온의 염은 ZnSO4, ZnSO3, Zn(NO3)2, Zn(H2PO4)2, Zn3(PO4)2, Zn(NO3)2, (C6H5O7)2Zn3, Zn3BO6, ZnBr2, ZnF2, ZnCl2, ZnI2, (C2H3O2)2Zn, [ZnCO3]2·[Zn(OH)2]3, Zn(CIO4)2, ZnMoO4, ZnTiO3, ZnSeO3, Zn(CN)2, ZnSiF6·6H2O, (C4H5O2)2Zn, ZnC2O4, Zn(BF4)2, (C7H7O3S)2Zn으로 이루어진 군으로부터 선택된 하나 이상의 염들의 무수화물 또는 수화물로 이루어진 군으로부터 선택된 하나 이상의 염인 것을 특징으로 하는 세포 배양 배지.
- 제1항에 있어서, 상기 Zn 이온의 킬레이트 화합물은 에틸렌디아민테트라아세트산 (EDTA), 에틸렌글리콜-비스(β-아미노에틸 에테르)-N,N,N',N'-테트라아세트산 (EGTA), 데스페록사민 메실레이트, 디에틸렌트리아민펜타아세트산 (DPTA), 트랜스-1,2-디아미노시클로헥산-N,N,N',N'-테트라아세트산 (CDTA), N,N,N',N'-테트라메틸에틸렌디아민 (TMEDA), 프탈로시아닌, 피리치온, 메소-테트라페닐포피린, 8-하이드록시퀴놀레이트, 비스(헥사메틸디실라지드), 디[비스(리플루오로메틸설폰닐)이미드]로 이루어진 군으로부터 선택된 하나 이상의 화합물과 Zn 이온의 킬레이트 화합물인 것을 특징으로 하는 세포 배양 배지.
- 제1항에 따른 세포 배양 배지를 이용한 세포 배양 방법.
- 제7항에 있어서, 세포가 현탁 성장되는 상기 세포 배양 배지 중 상기 Zn 이온, 그 염 또는 그 킬레이트 화합물은 세포 배양 전 상기 배지에 30 μM 이상의 농도로 첨가하는 것을 특징으로 하는 세포 배양 방법.
- 제7항에 있어서, 세포가 현탁 성장되는 상기 세포 배양 배지 중 상기 Zn 이온, 그 염 또는 그 킬레이트 화합물은 세포 배양 도중 상기 배지에 30 μM 이상의 농도로 첨가하는 것을 특징으로 하는 세포 배양 방법.
- 제7항에 있어서, 세포가 현탁 성장되는 상기 세포 배양 배지 중 상기 Zn 이온, 그 염 또는 그 킬레이트 화합물은 세포 배양 도중 상기 배지에 간헐적으로 첨가하되, 최종 농도 30 μM 이상의 농도로 첨가하는 것을 특징으로 하는 세포 배양 방법.
- 제7항에 있어서, 세포가 현탁 성장되는 상기 세포 배양 배지 중 상기 Zn 이온, 그 염 또는 그 킬레이트 화합물은 세포 배양 도중 상기 배지에 연속적으로 첨가하되, 최종 농도 30 μM 이상의 농도로 첨가하는 것을 특징으로 하는 세포 배양 방법.
- 제1항에 따른 세포 배양 배지를 이용한 목적 물질의 생산 방법으로서,
상기 세포 배양 배지 중에서 세포를 배양하는 단계;
상기 세포가 목적 물질을 발현하는 단계; 및
상기 세포로부터 목적 물질을 분리하는 단계를
포함하는 목적 물질의 생산 방법.
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PCT/KR2016/002230 WO2016153191A1 (ko) | 2015-03-23 | 2016-03-07 | 포유류 세포를 이용하여 목적 물질을 고효율로 생산하기 위한 세포 배양 배지, 이를 이용한 세포 배양 방법 및 목적 물질의 생산 방법 |
US15/560,032 US20180072986A1 (en) | 2015-03-23 | 2016-03-07 | Cell culture medium for producing target material at high efficiency by using mammalian cells, cell culturing method using same, and method of producing target material |
CN201680017902.3A CN107660232A (zh) | 2015-03-23 | 2016-03-07 | 用于通过使用哺乳动物细胞高效生产靶材料的细胞培养基、使用所述细胞培养基的细胞培养方法,以及生产靶材料的方法 |
US16/822,530 US20200216800A1 (en) | 2015-03-23 | 2020-03-18 | Cell culture medium for producing target material at high efficiency by using mammalian cells, cell culturing method using same, and method of producing target material |
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US11352612B2 (en) * | 2015-08-17 | 2022-06-07 | Alexion Pharmaceuticals, Inc. | Manufacturing of alkaline phosphatases |
WO2017058822A1 (en) | 2015-09-28 | 2017-04-06 | Alexion Pharmaceuticals, Inc. | Identifying effective dosage regimens for tissue non-specific alkaline phosphatase (tnsalp)-enzyme replacement therapy of hypophosphatasia |
WO2017074466A1 (en) | 2015-10-30 | 2017-05-04 | Alexion Pharmaceuticals, Inc. | Methods for treating craniosynostosis in a patient |
US11186858B1 (en) | 2016-03-15 | 2021-11-30 | Fresenius Kabi Deutschland Gmbh | Methods for increasing biosimilarity |
US11254964B1 (en) * | 2016-03-15 | 2022-02-22 | Fresenius Kabi Deutschland Gmbh | Cell culture methods for increased cell viability |
KR20220162816A (ko) | 2016-04-01 | 2022-12-08 | 알렉시온 파마슈티칼스, 인코포레이티드 | 알칼리성 포스파타아제로 근육 약화의 치료 |
EP3592372A4 (en) * | 2017-03-09 | 2021-01-13 | Alexion Pharmaceuticals, Inc. | GLYCOPROTEIN MANUFACTURING PROCESS |
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KR101993290B1 (ko) | 2017-07-07 | 2019-06-26 | 인천대학교 산학협력단 | 세포사멸방지용 배지 조성물 및 이를 이용한 배양방법 |
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