KR102127111B1 - 나노포어의 제조 방법 및 이를 통해 제조된 나노포어 구조체 - Google Patents
나노포어의 제조 방법 및 이를 통해 제조된 나노포어 구조체 Download PDFInfo
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- KR102127111B1 KR102127111B1 KR1020190012832A KR20190012832A KR102127111B1 KR 102127111 B1 KR102127111 B1 KR 102127111B1 KR 1020190012832 A KR1020190012832 A KR 1020190012832A KR 20190012832 A KR20190012832 A KR 20190012832A KR 102127111 B1 KR102127111 B1 KR 102127111B1
- Authority
- KR
- South Korea
- Prior art keywords
- glycero
- nanopore
- cholesterol
- saponin
- nanopores
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims description 21
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- 150000002632 lipids Chemical class 0.000 claims abstract description 128
- 235000012000 cholesterol Nutrition 0.000 claims abstract description 120
- 239000001397 quillaja saponaria molina bark Substances 0.000 claims abstract description 102
- 229930182490 saponin Natural products 0.000 claims abstract description 102
- 150000007949 saponins Chemical class 0.000 claims abstract description 102
- 239000000463 material Substances 0.000 claims abstract description 78
- 239000012528 membrane Substances 0.000 claims abstract description 69
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 42
- 239000000126 substance Substances 0.000 claims abstract description 41
- 230000002269 spontaneous effect Effects 0.000 claims abstract description 15
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- 239000011148 porous material Substances 0.000 claims description 19
- -1 Synaptoside Natural products 0.000 claims description 15
- UKDDQGWMHWQMBI-UHFFFAOYSA-O 1,2-diphytanoyl-sn-glycero-3-phosphocholine Chemical group CC(C)CCCC(C)CCCC(C)CCCC(C)CC(=O)OCC(COP(O)(=O)OCC[N+](C)(C)C)OC(=O)CC(C)CCCC(C)CCCC(C)CCCC(C)C UKDDQGWMHWQMBI-UHFFFAOYSA-O 0.000 claims description 11
- MPDGHEJMBKOTSU-YKLVYJNSSA-N 18beta-glycyrrhetic acid Chemical compound C([C@H]1C2=CC(=O)[C@H]34)[C@@](C)(C(O)=O)CC[C@]1(C)CC[C@@]2(C)[C@]4(C)CC[C@@H]1[C@]3(C)CC[C@H](O)C1(C)C MPDGHEJMBKOTSU-YKLVYJNSSA-N 0.000 claims description 10
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Abstract
Description
도 2는 본 발명의 실시예에 따른 나노포어의 제조 방법에 따라 제조된 본 발명의 실시예에 따른 나노포어 구조체를 도시한 개략도이다.
도 3a는 DPhPC의 화학식을 도시한 이미지고, 도 3b는 콜레스테롤의 화학식을 도시한 이미지이며, 도 3c는 알파-헤더린의 화학식을 도시한 이미지이고, 도 3d는 폴리디아세틸렌의 화학식을 도시한 이미지이다.
도 4는 본 발명의 실시예에 따른 나노포어의 제조 방법에 따라 제조된 나노포어의 존재 여부에 따른 미세 전류 측정을 도시한 이미지이다.
도 5a 및 도 5b는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 단일가닥 DNA의 분석결과를 도시한 그래프이며, 도 5c 및 도 5d는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 단일가닥 DNA의 검체 통과 신호의 통계적 분석을 도시한 그래프이다.
도 6a는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 DNA 호모폴리머(Poly-A40, Poly-T40, Poly-C40)의 분석결과인 시간에 따른 전류량의 변화(current trace)를 도시한 그래프이고, 도 6b는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 DNA 호모폴리머의 검체 통과 신호의 통계적 분석을 도시한 그래프이다.
도 7a는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 단일염기의 분석결과를 도시한 그래프이며, 도 7b 및 도 7c는 본 발명의 실시예에 따른 나노포어 구조체를 이용한 단일염기의 검체 통과 신호의 통계적 분석을 도시한 그래프이다.
도 8a는 콜레스테롤의 농도에 따른 본 발명의 실시예에 따른 나노포어 구조체의 전류량의 변화(current trace)를 도시한 그래프이고, 도 8b는 콜레스테롤의 농도에 따른 본 발명의 실시예에 따른 나노포어 구조체로부터 유래된 나노포어의 전도도별 빈도를 도시한 그래프이다.
도 9a는 폴리디아세틸렌(PDA)의 농도에 따른 본 발명의 실시예에 따른 나노포어 구조체의 전류량의 변화(current trace)를 도시한 그래프이고, 도 9b는 폴리디아세틸렌/지질막 몰비에 따른 나노포어 형성빈도를 도시한 그래프이다.
130: 사포닌계 양친매성 물질 131: 친수성 부분
132: 소수성 부분 140: 사포닌계 양친매성 물질 도메인
150: 무질서화 160: 자발적인 양의 곡률, 원추 형상
200: 나노포어 D: 나노포어의 너비
T: 나노포어의 두께
Claims (18)
- 콜레스테롤을 포함하는 지질막 내에 사포닌계 양친매성 물질을 첨가하는 단계;
상기 콜레스테롤을 포함하는 지질막 내에 양친매성 물질이 삽입되어 사포닌계 양친매성 물질 도메인을 형성하는 단계; 및
상기 사포닌계 양친매성 물질 도메인에 의한 자발적 양의 곡률(spontaneous positive curvature) 형성에 의해 나노포어를 형성하는 단계를 포함하고,
상기 콜레스테롤을 포함하는 지질막 내에 사포닌계 양친매성 물질을 첨가하는 단계는,
상기 콜레스테롤을 포함하는 지질막 내에 폴리디아세틸렌(Polydiacetylene, PDA)를 첨가하는 단계를 더 포함하는 것을 특징으로 하는 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 사포닌계 양친매성 물질은 알파-헤더린(α-hederin), 베타-에스신(β-escin), 베타-시토스테롤(β-sitosterol), 디지토닌(Digitonin), 글리시리진산(Glycyrrhetinic acid), 헤데라코사이드계(Hederacoside), 진세노사이드계(Ginsenoside), 듀란타닌(Durantanin), 알비조사이드계(Albizoside), 코리아리오사이드계(Coriarioside), 줄리브로사이드계(Julibroside), 바코파사포닌계(Bacopasaponin), 디오스신(Dioscin), 프론도사이드(Frondoside), 하이드로코시사포닌(Hydrocosisaponin), 카리오카로사이드(Caryocaroside), 폴리필린(Polyphyllin), 팻시아사이드(Fatsiaside), 대시사이핀(Dasyscyphin), 기간테오사이드(Giganteoside), 과이아인(Guaianin), 시냅토사이드(Synaptoside), 고르도노사이드(Gordonosides), 디안벌시코사이드(Dianversicoside), 히드로코틸로사이드(Hydrocotyloside), 임페이셔노사이드(Impatienoside), 카필리포사이드(Capilliposide), 그라실린(Gracillin), 발라니틴(Balanitin), 피세노사이드(Physenoside), 지토닌(Gitonin), 부들레자사포닌(Buddlejasaponin), 인터시덴사이드(Intercedenside), 필리아스파로사이드(Filiasparoside), 사핀무사포닌(Sapinmusaponin), 아스파필리오사이드(Aspafilioside), 옙실란드로사이드(Ypsilandroside), 아스파라고사이드(Asparagoside), 아스파오리고닌(Aspaoligonin), 보리빌리아노사이드(Borivilianoside), 폴리펑토사이드(Polypunctoside), 디갈락토티고닌(Degalactotigonin) 및 아스파라닌(Asparanin) 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 콜레스테롤을 포함하는 지질막 내에 사포닌계 양친매성 물질을 첨가하는 단계는,
상기 사포닌계 양친매성 물질의 친수성 부분이 상기 콜레스테롤을 포함하는 지질막의 외부로 향하도록 삽입되는 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 콜레스테롤을 포함하는 지질막 내에 사포닌계 양친매성 물질을 첨가하는 단계는,
상기 지질막의 몰농도는 30mM 내지 200mM 인 것을 특징으로 하는 나노포어의 제조방법.
- 제1항에 있어서,
상기 콜레스테롤을 포함하는 지질막 내에 사포닌계 양친매성 물질을 첨가하는 단계는,
상기 사포닌계 양친매성 물질의 몰농도는 1μM 내지 1mM인 것을 특징으로 하는 나노포어의 제조방법.
- 제1항에 있어서,
상기 사포닌계 양친매성 물질 도메인에 의한 자발적 양의 곡률 형성에 의해 나노포어를 형성하는 단계는,
상기 콜레스테롤의 농도에 따라 상기 나노포어의 형성빈도(frequency), 상기 나노포어의 크기 및 상기 나노포어의 수명 중 적어도 어느 하나가 조절되는 것을 특징으로 하는 나노포어의 제조 방법.
- 제6항에 있어서,
상기 콜레스테롤의 농도는 상기 콜레스테롤을 포함하는 지질막의 전체 농도 대비 1.5 mM 내지 140 mM인 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 사포닌계 양친매성 물질 도메인에 의한 자발적 양의 곡률(spontaneous positive curvature) 형성에 의해 나노포어를 형성하는 단계는,
상기 사포닌계 양친매성 물질의 몰농도에 따라 상기 나노포어의 형성빈도 또는 상기 나노포어의 수명이 조절되는 것을 특징으로 하는 나노포어의 제조 방법.
- 제8항에 있어서,
상기 사포닌계 양친매성 물질의 몰농도는 1μM 내지 1mM 인 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 지질막은 1,2-디피타노일-sn-글리세로-3-포스포콜린(1,2-diphytanoyl-sn- glycero -3- phosphocholine, DPhPC), 1,2-디팔미토일-sn-글리세로-3-포스포콜린(1,2-dipalmitoyl-sn-glycero-3-phosphocholine, DPPC), 1,2-디펙사노일-sn-글리세로-3-포스포콜린(1,2-dihexanoyl-sn-glycero-3-phosphocholine, DHPC), 1,2-디라우로일-sn-글리세로-3-포스포콜린(1,2-dilauroyl-sn-glycero-3-phosphocholine, DLPC), 1,2-디미리스토일-sn-글리세로-3-포스포콜린(1,2-dimyristoyl-sn-glycero-3-phosphocholine, DMPC), 1,2-디미리스토일-sn-글리세로-3-포스포릴에탄올아민(1,2-Dimyristoyl-sn-glycero-3-phosphorylethanolamine DMPE), 1,2-디미리스토일-sn-글리세로-3-포스포릴글리세롤(1,2-Dimyristoyl-sn-glycero-3-phosphorylglycerol, DMPG), 1,2-디올레오일-sn-글리세로-3-포스포-L-세린(1,2-dioleoyl-sn-glycero-3-phospho-L-serine, DOPS), 1,2-디올레오일-sn-글리세로-3-포스포에탄올아민(1,2-Dioleoyl-sn-glycero-3-phosphoethanolamine, DOPE), 1,2-디올레오일-sn-글리세로-3-포스포글리세롤(1,2-Dioleoyl-sn-glycero-3-phosphoglycerol, DOPG), 디스테아로일-sn-글리세로-3-포스포콜린(1,2-distearoyl-sn-glycero-3-phosphocholine, DSPC) 및 1-팔미토일-2-올레오일-sn- 글리세로-3-포스포콜린(1-Palmitoyl-2-oleoyl-SN-glycero-3-phosphocholine, POPC) 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 나노포어의 제조 방법.
- 삭제
- 제1항에 있어서,
상기 폴리디아세틸렌은 10,12-펜타코사다이에노익산(10,12-pentacosadiynoic acid, PCDA), 10,12-트라이코사다이에노익산(10,12-tricosadiynoic acid, TCDA) 및 8,10-헤네인코사다이에노익산(8,10-heneincosadiynoic acid, HCDA) 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 나노포어의 제조 방법.
- 제1항에 있어서,
상기 콜레스테롤을 포함하는 지질막 내에 폴리디아세틸렌을 첨가하는 단계는,
상기 폴리디아세틸렌의 농도에 따라 상기 나노포어의 개수가 조절되는 것을 특징으로 하는 나노포어의 제조 방법.
- 제13항에 있어서,
상기 폴리디아세틸렌의 농도는 상기 콜레스테롤을 포함하는 지질막의 전체 농도 대비 0.3 mM 내지 100 mM 인 것을 특징으로 하는 나노포어의 제조 방법.
- 삭제
- 삭제
- 삭제
- 삭제
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