KR101336552B1 - 전립선암 특이적 siRNA 전달체 - Google Patents
전립선암 특이적 siRNA 전달체 Download PDFInfo
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- KR101336552B1 KR101336552B1 KR1020110085443A KR20110085443A KR101336552B1 KR 101336552 B1 KR101336552 B1 KR 101336552B1 KR 1020110085443 A KR1020110085443 A KR 1020110085443A KR 20110085443 A KR20110085443 A KR 20110085443A KR 101336552 B1 KR101336552 B1 KR 101336552B1
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- sirna
- dup
- prostate cancer
- transporter
- dextran
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- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/40—Cyclodextrins; Derivatives thereof
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- A61K31/7088—Compounds having three or more nucleosides or nucleotides
- A61K31/7105—Natural ribonucleic acids, i.e. containing only riboses attached to adenine, guanine, cytosine or uracil and having 3'-5' phosphodiester links
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Abstract
Description
도 2 는 siRNA 전달체의 제조과정을 간략히 나타낸 모식도이다.
도 3 은 (A) DTT 유무에 따른 Dex-ss-siLUC, Dex-ss-DUP-1 및 Dex-ss-siLUC/DUP-1 컨쥬게이트, (B) Dex-CHO와 siLUC-SH 컨쥬게이트, 및 (C) DTT 유무에 따른 Dex-ss-siLUC와 Dex-xs-siLUC 컨쥬게이트를 보여주는 PAGE 사진이다.
도 4 는 DTT 유무에 따른 siRNA 전달체를 보여주는 PAGE 사진이다.
도 5 는 (A) 이중 가닥의 siLUC, (B) Dex-ss-siLUC 컨쥬게이트, (C) siRNA 전달체, 및 (D) DTT를 처리한 siRNA 전달체를 보여주는 형광 현미경 사진이다.
도 6 은 (A) siRNA 전달체, 및 (B) DTT를 처리한 siRNA 전달체를 보여주는 투과전자현미경(TEM) 사진과 (C) siRNA 전달체, 및 (D) DTT를 처리한 siRNA 전달체를 보여주는 주사투과형전자현미경(STEM) 사진과 (E) siRNA 전달체, 및 (F) DTT를 처리한 siRNA 전달체를 보여주는 주사전자현미경(SEM) 사진이다.
도 7 은 (A) siRNA 전달체, (B) 단일 가닥의 siLUC를 첨가한 siRNA 전달체, 및 (C) 단일 가닥의 siVEGF를 첨가한 siRNA 전달체의 크기를 나타내는 그래프이다.
도 8 은 (A) siRNA 전달체, 및 (B) 대조군으로 환원성 조건에서 siRNA가 방출되지 않는 siRNA 전달체의 DTT에 의한 수화 크기의 변화를 나타내는 그래프이다.
도 9 는 (A) DTT를 처리하지 않은 siRNA 전달체, 및 (B) DTT를 처리한 siRNA 전달체의 환원 조건에 따른 siRNA 방출 정도를 보여주는 PAGE 사진이다.
도 10 은 Dex-ss-siLUC 전달체, Dex-ss-siLUC/DUP-1 전달체, Dex-xs-siLUC 전달체, 및 Dex-xs-siLUC/DUP-1 전달체의 세포 독성을 측정한 결과를 나타내는 그래프이다.
도 11 은 Dex-ss-siLUC 전달체, Dex-ss-siLUC/DUP-1 전달체, Dex-xs-siLUC 전달체, 및 Dex-xs-siLUC/DUP-1 전달체가 전립선 암세포인 PC-3 세포의 유전자 발현을 억제하는 정도를 나타내는 그래프이다.
도 12 는 Dex-ss-siLUC 전달체, Dex-ss-siLUC/DUP-1 전달체, Dex-xs-siLUC 전달체, 및 Dex-xs-siLUC/DUP-1 전달체가 DUP-1 펩타이드와 경쟁적으로 전립선 암세포인 PC-3 세포의 유전자 발현을 억제하는 정도를 나타내는 그래프이다.
Claims (14)
- 비전하 덱스트란에 siRNA와 DUP-1을 화학적으로 결합시킨 siRNA 전달체를 포함하되,
상기 DUP-1은 페닐알라닌(Phe)-아르기닌(Arg)-프롤린(Pro)-아스파라긴(Asn)-아르기닌(Arg)-알라닌(Ala)-글루타민(Gln)-아스파르트산(Asp)-티로신(Tyr)-아스파라긴(Asn)-트레오닌(Thr)-아스파라긴(Asn)의 아미노산 서열을 갖는, 전립선암 진단 또는 치료용 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA 전달체는 전립선암 세포에 선택적으로 상기 siRNA를 전달하는 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA 전달체는 siRNA 사이의 상보적인 수소결합을 매개로 자발적으로 형성되는 나노젤 형태를 가지는 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA 전달체는 입자의 크기가 10 내지 500nm인 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA는 15 내지 30 개의 뉴클레오티드로 구성되는 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA는 전립선암의 진단 또는 치료를 목적으로 하는 것을 특징으로 하는, 약학적 조성물.
- 삭제
- 삭제
- 제 1 항에 있어서,
상기 비전하 덱스트란과 siRNA의 화학적 결합은 이황화 결합에 의하여 이루어지는 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 비전하 덱스트란은 세포 특이적 펩타이드와 이황화결합, pH 반응 결합, 또는 광반응 결합에 의하여 이루어지는 것을 특징으로 하는, 약학적 조성물.
- 제 1 항에 있어서,
상기 siRNA는 환원성 조건에서 나노젤로부터 방출되는 것을 특징으로 하는, 약학적 조성물.
- 삭제
- 삭제
- 삭제
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110085443A KR101336552B1 (ko) | 2011-08-26 | 2011-08-26 | 전립선암 특이적 siRNA 전달체 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110085443A KR101336552B1 (ko) | 2011-08-26 | 2011-08-26 | 전립선암 특이적 siRNA 전달체 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20130022671A KR20130022671A (ko) | 2013-03-07 |
| KR101336552B1 true KR101336552B1 (ko) | 2013-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110085443A Expired - Fee Related KR101336552B1 (ko) | 2011-08-26 | 2011-08-26 | 전립선암 특이적 siRNA 전달체 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101694220B1 (ko) * | 2015-02-06 | 2017-01-09 | 포항공과대학교 산학협력단 | 세포내 전달능이 증진된 siRNA 접합체 |
| CN107281497B (zh) * | 2017-07-10 | 2020-08-04 | 上海交通大学 | 基于dna水凝胶的功能性核酸保护性载体及其制备方法、应用 |
| KR102101953B1 (ko) | 2018-01-30 | 2020-04-17 | 강원대학교산학협력단 | 이황화 프로테노이드를 함유한 레독스 응답성 입방형 나노구조체와 그의 제조방법 |
| EP4083225A1 (en) * | 2018-02-13 | 2022-11-02 | Illumina, Inc. | Dna sequencing using hydrogel beads |
| WO2019204229A1 (en) | 2018-04-20 | 2019-10-24 | Illumina, Inc. | Methods of encapsulating single cells, the encapsulated cells and uses thereof |
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2011
- 2011-08-26 KR KR1020110085443A patent/KR101336552B1/ko not_active Expired - Fee Related
Non-Patent Citations (6)
| Title |
|---|
| Advanced Functional Materials, 18(7), 2008.03.27., pp.993-1001 * |
| Advanced Functional Materials, 18(7), 2008.03.27., pp.993-1001* |
| Cancer Research, 67, 2007, pp.10958-10965 * |
| Cancer Research, 67, 2007, pp.10958-10965* |
| Clinical Cancer Research, 11, 2005, pp.139-146 * |
| Clinical Cancer Research, 11, 2005, pp.139-146* |
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| KR20130022671A (ko) | 2013-03-07 |
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