KR102065112B1 - 높은 항원 선택성을 갖는 항체의 스크리닝 방법 - Google Patents
높은 항원 선택성을 갖는 항체의 스크리닝 방법 Download PDFInfo
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- KR102065112B1 KR102065112B1 KR1020130022454A KR20130022454A KR102065112B1 KR 102065112 B1 KR102065112 B1 KR 102065112B1 KR 1020130022454 A KR1020130022454 A KR 1020130022454A KR 20130022454 A KR20130022454 A KR 20130022454A KR 102065112 B1 KR102065112 B1 KR 102065112B1
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- G01N33/575—Immunoassay; Biospecific binding assay; Materials therefor for cancer
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- G01N33/5759—Immunoassay; Biospecific binding assay; Materials therefor for cancer involving compounds serving as markers for tumours, cancers or neoplasias, e.g. cellular determinants, receptors, heat shock/stress proteins, A-protein, oligosaccharides or metabolites involving compounds localised on the membrane of tumour or cancer cells
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Abstract
Description
도 2는 두번째 스크리닝(Round 2) 과정에서 항원과 항체 라이브러리의 결합력을 측정한 결과를 도시한 것이다. 이때 항원은 전장 아넥신 단백질 및 절단된 아넥신 단백질이다.
도 3은 세번째 스크리닝(Round 3) 과정에서 항원과 항체 라이브러리의 결합력을 측정한 결과를 도시한 것이다. 이때 항원은 전장 아넥신 단백질 및 절단된 아넥신 단백질이다.
Claims (14)
- 칼슘(Ca2+) 첨가에 의해 구조가 변화되는 항원 단백질에 칼슘을 첨가하는 단계; 및
항체 라이브러리(Ab library)를 상기 칼슘이 첨가된 항원 단백질에 결합시키는 단계를 포함하는 항체 스크리닝 방법. - 청구항 1에 있어서, 상기 항원 단백질은 아넥신(Annexin), 칼모듈린(calmodulin), EF 핸드 단백질(EF hand protein) 및 C2 도메인 단백질(C2 domain protein)으로 구성된 군으로부터 선택된 어느 하나인 것인 항체 스크리닝 방법.
- 청구항 1에 있어서, 첨가된 칼슘 농도는 0.1 nM 내지 30 nM 인 것인 항체 스크리닝 방법.
- 청구항 2에 있어서, 상기 아넥신(Annexin)은 아넥신 A1(Annexin A1) 단백질인 것인 항체 스크리닝 방법.
- 청구항 4에 있어서, 상기 아넥신 A1 단백질의 서열은 서열번호 1인 것인 항체 스크리닝 방법.
- 청구항 1에 있어서, 상기 항원 단백질의 N 말단 또는 C 말단이 절단된 것인 항체 스크리닝 방법.
- 청구항 2에 있어서, 상기 아넥신은 N 말단이 절단된 것인 항체 스크리닝 방법.
- 청구항 7에 있어서, 상기 N 말단이 절단된 아넥신 단백질의 서열은 서열번호 2인 것인 항체 스크리닝 방법.
- 청구항 1에 있어서, 상기 항체 라이브러리는 파지 디스플레이 라이브러리(phage display library)인 것인 항체 스크리닝 방법.
- 청구항 1에 있어서, 항체 라이브러리를 음성 선택(negative selection)하는 단계를 더 포함하는 것인 항체 스크리닝 방법.
- 청구항 10에 있어서, 상기 음성 선택하는 단계는 항체 라이브러리를 아넥신 전장 단백질과 결합시키는 단계; 및 아넥신 전장 단백질과 결합한 후보 펩티드는 항체 라이브러리에서 제거하는 단계를 포함하는 것인 항체 스크리닝 방법.
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130022454A KR102065112B1 (ko) | 2013-02-28 | 2013-02-28 | 높은 항원 선택성을 갖는 항체의 스크리닝 방법 |
| US14/194,152 US9285371B2 (en) | 2013-02-28 | 2014-02-28 | Method of screening antibodies with high antigen selectivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020130022454A KR102065112B1 (ko) | 2013-02-28 | 2013-02-28 | 높은 항원 선택성을 갖는 항체의 스크리닝 방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20140108031A KR20140108031A (ko) | 2014-09-05 |
| KR102065112B1 true KR102065112B1 (ko) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020130022454A Active KR102065112B1 (ko) | 2013-02-28 | 2013-02-28 | 높은 항원 선택성을 갖는 항체의 스크리닝 방법 |
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| Country | Link |
|---|---|
| US (1) | US9285371B2 (ko) |
| KR (1) | KR102065112B1 (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017214211A1 (en) * | 2016-06-09 | 2017-12-14 | Igc Bio, Inc. | Methods for identifying a high affinity antibody |
| JP7224628B2 (ja) * | 2019-02-01 | 2023-02-20 | 国立研究開発法人産業技術総合研究所 | 抗mc16抗体 |
| KR102278212B1 (ko) * | 2019-03-29 | 2021-07-19 | 엘지전자 주식회사 | 모터 구동장치 및 이를 구비하는 홈 어플라이언스 |
| KR102301987B1 (ko) * | 2019-11-14 | 2021-09-13 | 연세대학교 산학협력단 | 항체 선별 방법, 박테리아 오염 진단 방법 및 박테리아 오염 진단 키트 |
| JP2023107630A (ja) * | 2022-01-24 | 2023-08-03 | 国立大学法人横浜国立大学 | 抗体を製造するための方法及び抗体を評価するための方法並びにこれらに関連するキット |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5011912A (en) * | 1986-12-19 | 1991-04-30 | Immunex Corporation | Hybridoma and monoclonal antibody for use in an immunoaffinity purification system |
| JP5068543B2 (ja) * | 2004-02-16 | 2012-11-07 | プロテオジス アクチェンゲゼルシャフト | がんに関する診断マーカー |
| WO2006098144A1 (ja) | 2005-03-17 | 2006-09-21 | National University Corporation Chiba University | 特発性肺線維症の検出マーカー、検出キット及び検出方法 |
| WO2007092028A2 (en) | 2005-04-08 | 2007-08-16 | Medical Discovery Partners Llc | Method for enriching rare cell subpopulations from blood |
| WO2008097802A2 (en) | 2007-02-02 | 2008-08-14 | Medical Discovery Partners Llc | Epitope-mediated antigen prediction |
| GB0822011D0 (en) | 2008-12-02 | 2009-01-07 | Queen Mary & Westfield College | Treatment |
| EP2580241B1 (en) * | 2010-06-09 | 2020-11-04 | Queen Mary & Westfield College, University of London | Annexin 1 antibody |
| EP2647706B1 (en) * | 2010-11-30 | 2023-05-17 | Chugai Seiyaku Kabushiki Kaisha | Antigen-binding molecule capable of binding to plurality of antigen molecules repeatedly |
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- 2013-02-28 KR KR1020130022454A patent/KR102065112B1/ko active Active
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2014
- 2014-02-28 US US14/194,152 patent/US9285371B2/en active Active
Non-Patent Citations (2)
| Title |
|---|
| British Journal of Cancer, 2008, Vol. 98, pp 426-433. |
| J. Biol. Chem. 2003, Vol. 278, pp 33120-33126. |
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| Publication number | Publication date |
|---|---|
| KR20140108031A (ko) | 2014-09-05 |
| US20140243507A1 (en) | 2014-08-28 |
| US9285371B2 (en) | 2016-03-15 |
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