KR20200079211A - 다양한 표면공정을 통한 3차원 신경세포체 형성 및 신경 돌기 생성이 가능한 구조체 제작 - Google Patents
다양한 표면공정을 통한 3차원 신경세포체 형성 및 신경 돌기 생성이 가능한 구조체 제작 Download PDFInfo
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Abstract
Description
도 2는 푸리에 변환 적외선 분광학을 이용한 표면 공정을 진행한 다섯 가지 표면의 다른 화학적 성질을 도시한 것이다.
도 3은 원자힘 현미경을 이용한 다섯 가지 표면 공정을 통한 오목 마이크로웰의 표면 성질을 나타낸 것이다. 스케일바 : 500nm
도 4는 접촉각 측정을 통한 다섯 가지 표면 공정을 통한 오목 마이크로웰의 다른 물리적 성질을 나타낸 것이다.
도 5는 다섯 가지 표면 공정을 통한 오목 마이크로웰의 다른 세포 부착력을 나타낸 것이다.
도 6은 다섯 가지 표면 공정을 통한 오목 마이크로웰에서의 신경세포체 형성을 나타낸 것이다: a) 일자별 광학 현미경 사진. b) 신경세포체 형성에 소요되는 일자. c) 신경세포체의 크기. 스케일바: 100μm
도 7은 칼슘 인디케이터 (Fluo-4 AM)을 이용한 다섯 가지 표면에서 배양된 신경세포체의 칼슘 전달 이미지를 나타낸 것이다. 스케일바: 50μm
도 8은 다섯 가지 표면 공정을 통해 제작된 오목 마이크로웰에서 배양된 신경세포체의 형성 유무와 신경 돌기 생성을 나타낸 것이다: a) 신경세포체의 전자현미경 이미지, b) 신경세포체와 신경 돌기의 형광 염색 이미지, c) 각 오목 마이크로웰에서 형성된 신경 돌기 개수, d) 각 오목 마이크로웰에서 형성된 신경 돌기 길이, e) 접촉각과 세포 부착력, 신경세포 형성과의 관계, f) 각 표면과 신경세포의 부착력 및 신경 돌기 형성 관계에 대한 모식도. 스케일바: 200μm
도 9는 표면 공정 및 네트워크 구조를 일정한 간격으로 배양된 신경세포체와 연결된 신경 돌기를 보여주는 현미경 사진이다. 스케일바: 500μm
도 10은 약물 스크리닝 모델 검증을 위한 아밀로이드 베타 투여에 의한 신경 돌기 감소 모델을 나타낸 것이다: a) APTES를 처리한 오목 마이크로웰에서의 신경세포체, b) 아밀로이드 베타 축적 여부, c) 아밀로이드 베타를 처리한 신경세포체, d) 증가된 아밀로이드 베타 축적, e) 아밀로이드 베타 축적 비교, f) 신경 돌기 개수 비교, g) 신경 돌기 길이 비교.
Claims (8)
- APTES(3-aminopropyltriethoxysilane)로 표면 처리된 오목 마이크로웰로 이루어진 기판을 포함하는 3차원 신경세포 배양 플랫폼.
- 제 1항에 있어서, 상기 오목 마이크로웰은 100μm~1000μm 직경의 반구형인 것인, 3차원 신경세포 배양 플랫폼.
- 제 1항에 있어서, 상기 3차원 신경세포 배양 플랫폼은 신경세포체 및 신경돌기의 형성을 촉진시키는 것을 특징으로 하는 3차원 신경세포 배양 플랫폼.
- 제 1항에 있어서, 상기 기판은 복수의 오목 마이크로웰로 이루어지고, 서로 인접하는 오목 마이크로웰 사이가 개방되어 있는 것을 특징으로 하는 3차원 신경세포 배양 플랫폼.
- 제 1항에 있어서, 상기 기판에 탄소나노튜브(CNT), 라미닌(Laminin) 및 폴리-L-라이신(Poly-L-lysin, PLL) 중 하나 이상이 추가로 표면 처리된 것을 특징으로 하는 3차원 신경세포 배양 플랫폼.
- 제 1항에 있어서, 상기 오목 마이크로웰로 이루어진 기판은 폴리디메틸실록세인(polydimethylsiloxane, PDMS)으로 제조된 것인 3차원 신경세포 배양 플랫폼.
- 제 1항 내지 제 6항 중 어느 한 항의 3차원 신경세포 배양 플랫폼에 신경세포를 배양하는 단계를 포함하는 생체 외 3차원 신경세포 배양 방법.
- 제 1항 내지 제 6항 중 어느 한 항의 3차원 신경세포 배양 플랫폼에 신경세포를 배양하는 단계;
상기 배양된 신경세포에 후보 물질을 처리하는 단계;
후보 물질이 처리된 상기 신경세포에 신경 질환을 유발하는 물질을 처리하는 단계; 및
후보 물질을 처리하지 않은 대조군과 신경세포에서의 신경돌기 및 신경세포체 형성 정도를 비교하는 단계를 포함하는 신경 손상 또는 신경 질환 치료용 약물 스크리닝 방법.
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| KR20180168191 | 2018-12-24 | ||
| KR1020180168191 | 2018-12-24 |
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| KR20200079211A true KR20200079211A (ko) | 2020-07-02 |
| KR102276744B1 KR102276744B1 (ko) | 2021-07-13 |
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| KR1020190173946A Active KR102276744B1 (ko) | 2018-12-24 | 2019-12-24 | 다양한 표면공정을 통한 3차원 신경세포체 형성 및 신경 돌기 생성이 가능한 구조체 제작 |
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| Country | Link |
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| US (1) | US20220049216A1 (ko) |
| KR (1) | KR102276744B1 (ko) |
| WO (1) | WO2020138907A2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025095496A1 (ko) * | 2023-10-30 | 2025-05-08 | 서강대학교산학협력단 | 환원된 그래핀옥사이드 나노입자를 이용하여 제조된 신경 바이오하이브리드, 이를 이용한 신경근 접합부 모델 및 이를 이용한 약물 스크리닝 방법 |
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| JP2009527579A (ja) * | 2006-02-22 | 2009-07-30 | ユニバーシティー オブ メリーランド ボルティモア | 神経細胞の中の新規の非選択性陽イオンチャンネル、および脳腫脹を処置するための方法 |
| KR20140103914A (ko) * | 2011-10-14 | 2014-08-27 | 에스티씨. 유엔엠 | 운반물 경피 전달을 포함하는 타켓 전달용 다공성 나노입자-지지 지질 이중층(프로토셀) 및 그 방법 |
| JP2017504320A (ja) * | 2013-12-20 | 2017-02-09 | プレジデント アンド フェローズ オブ ハーバード カレッジ | 低剪断マイクロ流体デバイスならびにその使用および製造の方法 |
| KR20170029237A (ko) | 2015-09-07 | 2017-03-15 | 한양대학교 산학협력단 | 생체고분자 패턴이 형성된 세포 배양기판을 통한 마이크로 세포시트의 제작 및 전달방법 |
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| AU2003291093A1 (en) * | 2002-11-19 | 2004-06-15 | The Board Of Trustees Of The University Of Illinois | Multilayered microcultures |
| KR101629547B1 (ko) * | 2014-03-04 | 2016-06-10 | 단국대학교 천안캠퍼스 산학협력단 | 콜라겐 및 표면-아민화된 생활성 나노유리를 포함하는 하이드로겔 |
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- 2019-12-24 US US17/413,760 patent/US20220049216A1/en not_active Abandoned
- 2019-12-24 KR KR1020190173946A patent/KR102276744B1/ko active Active
- 2019-12-24 WO PCT/KR2019/018382 patent/WO2020138907A2/ko not_active Ceased
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| JP2009527579A (ja) * | 2006-02-22 | 2009-07-30 | ユニバーシティー オブ メリーランド ボルティモア | 神経細胞の中の新規の非選択性陽イオンチャンネル、および脳腫脹を処置するための方法 |
| KR20140103914A (ko) * | 2011-10-14 | 2014-08-27 | 에스티씨. 유엔엠 | 운반물 경피 전달을 포함하는 타켓 전달용 다공성 나노입자-지지 지질 이중층(프로토셀) 및 그 방법 |
| JP2017504320A (ja) * | 2013-12-20 | 2017-02-09 | プレジデント アンド フェローズ オブ ハーバード カレッジ | 低剪断マイクロ流体デバイスならびにその使用および製造の方法 |
| KR20170029237A (ko) | 2015-09-07 | 2017-03-15 | 한양대학교 산학협력단 | 생체고분자 패턴이 형성된 세포 배양기판을 통한 마이크로 세포시트의 제작 및 전달방법 |
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| WO2025095496A1 (ko) * | 2023-10-30 | 2025-05-08 | 서강대학교산학협력단 | 환원된 그래핀옥사이드 나노입자를 이용하여 제조된 신경 바이오하이브리드, 이를 이용한 신경근 접합부 모델 및 이를 이용한 약물 스크리닝 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220049216A1 (en) | 2022-02-17 |
| WO2020138907A9 (ko) | 2020-10-01 |
| KR102276744B1 (ko) | 2021-07-13 |
| WO2020138907A2 (ko) | 2020-07-02 |
| WO2020138907A3 (ko) | 2020-08-20 |
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