KR101445265B1 - 히알루론산-핵산 접합체 및 이를 포함하는 핵산 전달용 조성물 - Google Patents
히알루론산-핵산 접합체 및 이를 포함하는 핵산 전달용 조성물 Download PDFInfo
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- KR101445265B1 KR101445265B1 KR1020120103521A KR20120103521A KR101445265B1 KR 101445265 B1 KR101445265 B1 KR 101445265B1 KR 1020120103521 A KR1020120103521 A KR 1020120103521A KR 20120103521 A KR20120103521 A KR 20120103521A KR 101445265 B1 KR101445265 B1 KR 101445265B1
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- Prior art keywords
- nucleic acid
- conjugate
- hyaluronic acid
- alkylenediamine
- sirna
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- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
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Abstract
Description
도 2는 HA-DAB가 합성되었는지 여부를 1H NMR을 이용하여 분석한 결과이다.
도 3은 HA-DAB에 SPDP를 이용하여 이황화 결합이 포함된 HA-핵산 접합체를 합성하는 방법을 표현한 것이다.
도 4a 및 4b는 HA-DAB-siRNA(4a) 또는 HA-siRNA(4b)가 합성되었는지 여부를 HPLC를 이용하여 분석한 결과이다.
도 5a 내지 5d는 HA-DAB-siRNA가 환원제에 의한 분리 여부를 아가로스 젤 전기영동 실험을 통해 확인한 결과이다.
도 6은 HA-DAB-siRNA의 독성을 MDA-MB-231 세포주를 이용해 MTT로 확인한 결과이다.
도 7a와 7b는 루시퍼라아제를 발현하는 MDA-MB-231 세포에 다양한 비율의 HA-DAB-siRNA/LPEI 복합체를 처리하여 루시퍼라아제 발현을 측정한 결과를 보여준다.
도 8a와 8b는 HA-DAB-siRNA/lPEI 입자의 입자의 크기(8a)와 표면 전하(8b)를 각각 보여준다.
도 9는 MDA-MB-231 세포에 cellular uptake 저해제와 HA-DAB-siRNA 접합체를 처리한 후의 형광현미경 관찰 결과를 보여준다.
도 10은 MDA-MB-231 세포에 cellular uptake 저해제와 HA-DAB-siRNA 접합체를 처리한 후의 루시퍼라아제 활성을 측정한 결과를 보여준다.
도 11은 HA-DAB-siNRA 접합체의 간조직에서의 타겟 유전자 억제 활성을 보여주는 것이다.
Claims (15)
- 삭제
- 삭제
- 삭제
- 삭제
- 히알루론산, 탄소수 1 내지 10의 알킬렌디아민 및 티올기가 도입된 핵산을 포함하고,
상기 알킬렌디아민의 두 개의 아민기 중 하나는 히알루론산의 카르복시기에 연결되고, 나머지 하나의 아민기는 핵산에 도입된 티올기와 이황화 결합을 통하여 연결된,
히알루론산-알킬렌디아민-핵산 접합체. - 제5항에 있어서, 상기 알킬렌디아민은 탄소수 4 내지 8인 것인,
히알루론산-알킬렌디아민-핵산 접합체. - 제5항에 있어서, 상기 히알루론산은 평균분자량 10,000 내지 3,000,000인 것인,
히알루론산-알킬렌디아민-핵산 접합체. - 제5항 내지 제8항 중 어느 한 항에 있어서, 양이온성 고분자를 추가로 포함하는, 히알루론산-알킬렌디아민-핵산 접합체.
- 제9항에 있어서, 상기 양이온성 고분자는 폴리에틸렌이민, 폴리(L-라이신), 폴리메타크릴레이트, 키토산(chitosan), 폴리 양이온성 덴드리머(poly cationic dendrimers), 양이온성 펩타이드, 퀀텀닷(quantum dot), 금나노입자, 실리카 나노입자, 탄소유도체 나노입자, 및 고형리피드 나노입자로 이루어진 군에서 선택된 1종 이상인, 히알루론산-알킬렌디아민-핵산 접합체.
- 제5항 내지 제8항 중 어느 한 항의 히알루론산-알킬렌디아민-핵산 접합체를 포함하는 핵산 전달체 조성물.
- 제11항에 있어서, 양이온성 고분자를 추가로 포함하는, 핵산 전달체 조성물.
- 제12항에 있어서, 상기 양이온성 고분자는 폴리에틸렌이민, 폴리(L-라이신), 폴리메타크릴레이트, 키토산(chitosan), 폴리 양이온성 덴드리머(poly cationic dendrimers), 양이온성 펩타이드, 퀀텀닷(quantum dot), 금나노입자, 실리카 나노입자, 탄소유도체 나노입자, 및 고형리피드 나노입자로 이루어진 군에서 선택된 1종 이상인, 핵산 전달체 조성물.
- 삭제
- 히알루론산의 카르복시기에 탄소수 1 내지 10의 알킬렌디아민의 두 개의 아민기 중 하나의 아민기를 결합시켜 히알루론산-알킬렌디아민 접합체를 형성하는 단계;
티올기가 도입된 핵산을 준비하는 단계; 및
상기 형성된 히알루론산-알킬렌디아민 접합체의 아민기와 상기 핵산에 도입된 티올기 간 이황화 결합을 형성하여, 히알루론산-알킬렌디아민-핵산 접합체를 생성하는 단계
를 포함하는, 히알루론산-알킬렌디아민-핵산 접합체 제조 방법.
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US14/027,391 US20140080897A1 (en) | 2012-09-18 | 2013-09-16 | Hyaluronic acid-nucleic acid conjugate and composition for nucleic acid delivery containing the same |
US15/151,632 US20160243246A1 (en) | 2012-09-18 | 2016-05-11 | Hyaluronic acid-nucleic acid conjugate and composition for nucleic acid delivery containing the same |
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KR20170060599A (ko) | 2015-11-24 | 2017-06-01 | (주)한국비엠아이 | 히알루론산 유도체 및 dna 분획물이 포함된 히알루론산 주사용 조성물 및 이의 이용 |
CN106619569B (zh) * | 2016-12-09 | 2019-07-26 | 天津市肿瘤医院 | 共载化疗药物和核酸的肿瘤靶向纳米粒子及制备方法 |
KR20240150530A (ko) * | 2017-03-22 | 2024-10-15 | 아센디스 파마 에이에스 | 히드로겔 가교된 히알루론산 전구약물 조성물 및 방법 |
CN108653749B (zh) * | 2018-07-09 | 2020-08-28 | 青岛科技大学 | 一种基于穿膜肽的锁核酸纳米载药胶束及载药胶束的制备方法 |
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CN109705236B (zh) * | 2019-01-14 | 2021-04-30 | 黑龙江大学 | 一种透明质酸的衍生物及其制备方法与应用 |
CN109806765B (zh) * | 2019-03-26 | 2021-12-07 | 中国建筑材料科学研究总院有限公司 | 空气净化复合材料及其制备方法 |
CN112194716B (zh) * | 2020-09-03 | 2022-02-01 | 广州大学 | 一种具有核仁靶向能力的鱼精蛋白修饰的荧光碳量子点及其制备方法和应用 |
KR102402620B1 (ko) * | 2021-06-01 | 2022-05-30 | 임덕수 | 약물 전달을 위한 고밀도 지단백 모방 고형 지질 나노입자 및 이의 용도 |
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