KR20180096330A - 남성형 탈모 표적 유전자의 발현을 억제하는 비대칭 siRNA - Google Patents
남성형 탈모 표적 유전자의 발현을 억제하는 비대칭 siRNA Download PDFInfo
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- KR20180096330A KR20180096330A KR1020170022909A KR20170022909A KR20180096330A KR 20180096330 A KR20180096330 A KR 20180096330A KR 1020170022909 A KR1020170022909 A KR 1020170022909A KR 20170022909 A KR20170022909 A KR 20170022909A KR 20180096330 A KR20180096330 A KR 20180096330A
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Abstract
Description
도 2는 SRD5A1를 표적으로 하는 12종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기서열을 표적으로 하는 asiRNA를 0.3, 1, 10 nM 형질감염한 뒤 48시간 후에 웨스턴 블랏을 이용하여 SRD5A1 단백질의 발현 정도를 측정하였다.
도 3은 두 번의 반복 실험을 통해 SRD5A1를 표적으로 하는 다양한 화학적 변형 (chemical modification)이 추가된 12종의 cp-asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기 서열을 표적으로 하는 cp-asiRNA를 1uM, 3uM 인큐베이션한 뒤 48시간 후에 웨스턴 블랏으로 SRD5A1 단백질의 발현 정도를 측정하였다.
도 4는 SRD5A1를 표적으로 하는 다양한 화학적 변형이 추가된 2종의 cp-asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기 서열을 표적으로 하는 cp-asiRNA를 0.3μM, 1 μM, 3 μM 인큐베이션한 뒤 24시간 후에 real-time PCR을 이용하여 SRD5A1 mRNA의 발현 정도를 측정하였다. 그래프는 4회 반복 실험의 평균과 SD를 나타낸다.
도 5a 및 도 5b는 SRD5A2를 표적으로 하는 112종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기서열을 표적으로 하는 asiRNA를 0.3nM 형질감염 (transfection)한 뒤 24시간 후에 qRT-PCR을 이용하여 SRD5A2 mRNA의 발현 정도를 측정하였다. 그래프는 2회 반복 실험의 평균과 SD를 나타낸다.
도 6a는 SRD5A2를 표적으로 하는 23종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. 도 6b는 SRD5A2를 표적으로 하는 6종의 서열에 대한 asiRNA 및 4종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기서열을 표적으로 하는 asiRNA를 3, 10 nM 형질감염한 뒤 48시간 후에 웨스턴 블랏을 이용하여 SRD5A2 단백질의 발현 정도를 측정하였다.
도 7은 두 번의 반복 실험을 통해 SRD5A2를 표적으로 하는 다양한 화학적 변형이 추가된 12종의 cp-asiRNA의 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기 서열을 표적으로 하는 cp-asiRNA를 1uM 인큐베이션한 뒤 48시간 후에 웨스턴 블랏으로 SRD5A2 단백질의 발현 정도를 측정하였다.
도 8은 선정된 2종의 cp-asiSRD5A2에 대한 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기서열을 표적으로 하는 cp-asiRNA를 1.95nM 농도에서 1000nM 범위까지 인큐베이션한 뒤 24시간 후에 RT-PCR을 이용해 SRD5A2 mRNA의 발현 정도를 측정하였다.
도 9는 선정된 2종의 cp-asiSRD5A2에 대한 유전자 억제 효율을 나타낸 결과이다. HuH-7 세포에 각 염기서열을 표적으로 하는 cp-asiRNA를 0.1, 0.3, 1, 3μM 인큐베이션한 뒤 48시간 후에 웨스턴 블랏으로 SRD5A2 단백질의 발현 정도를 측정하였다.
도 10a 및 도 10b는 AR을 표적으로 하는 118종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. A549 세포에 각 염기서열을 표적으로 하는 asiRNA를 0.3nM 형질감염한 뒤 24시간 후에 qRT-PCR을 이용하여 AR mRNA의 발현 정도를 측정하였다. 그래프는 2회 반복 실험의 평균과 SD를 나타낸다.
도 11은 AR을 표적으로 하는 20종의 서열에 대한 asiRNA의 단백질 수준에서의 억제 효율을 나타낸 결과이다. A549 세포에 각 염기서열을 표적으로 하는 asiRNA를 0.3 nM 형질감염한 뒤 48시간 후에 웨스턴 블랏을 이용하여 AR 단백질의 발현 정도를 측정하였다. 3회 반복 실험을 실시하였다.
도 12는 AR을 표적으로 하는 9종의 서열에 대한 asiRNA의 유전자 억제 효율을 나타낸 결과이다. A549 세포에 각 염기서열을 표적으로 하는 asiRNA를 0.1nM 형질감염한 뒤 48시간 후에 qRT-PCR과 웨스턴 블랏을 이용하여 각각 AR의 mRNA와 단백질의 발현 정도를 측정하였다.
도 13은 AR을 표적으로 하는 다양한 화학적 변형이 추가된 9종의 cp-asiRNA의 유전자 억제 효율을 나타낸 결과이다. A549 세포에 각 염기서열을 표적으로 하는 cp-asiRNA를 1 또는 3 μM 인큐베이션한 뒤 48시간 후에 real-time PCR을 이용하여 AR mRNA의 발현 정도를 측정하였다. 그래프는 4회 반복 실험의 평균과 SD를 나타낸다.
도 14는 AR을 표적으로 하는 다양한 화학적 변형이 추가된 9종의 cp-asiRNA의 유전자 억제 효율을 나타낸 결과이다. A549 세포에 각 염기서열을 표적으로 하는 cp-asiRNA를 1 μM 인큐베이션한 뒤 48시간 후에 웨스턴 블랏 어세이를 이용하여 AR 단백질의 발현 정도를 측정하였다.
Claims (11)
- 서열번호 678의 SRD5A1 (3-oxo-5-alpha-steroid 4-dehydrogenase 1) 코딩 유전자, 서열번호 679의 SRD5A2 (3-oxo-5-alpha-steroid 4-dehydrogenase 2) 코딩 유전자 또는 서열번호 680의 AR (Adrogen receptor) 코딩 유전자에 특이적으로 결합하고,
15-17nt의 센스가닥 및 상기 센스가닥과 상보적인 19nt 이상의 안티센스 가닥을 포함하며,
상기 센스가닥의 3' 말단 및 안티센스 가닥의 5' 말단은 블런트 말단 (blunt end)을 형성하는 것을 특징으로 하는 siRNA.
- 제1항에 있어서, 서열번호 5, 6, 15, 18, 40, 48, 49, 59, 62, 69, 77, 86, 205, 208, 228, 231, 232, 233, 237, 238, 239, 240, 242, 248, 249, 259, 260, 262, 265, 283, 284, 285, 291, 292, 300, 471, 477, 498, 500, 502, 503, 505, 506, 507, 509, 510, 515, 517, 518, 521, 524, 534, 538, 539 및 546으로 구성된 군에서 선택되는 센스가닥 및 상기 센스가닥과 상보적인 안티센스 가닥을 포함하는 것을 특징으로 하는 siRNA.
- 제2항에 있어서, 서열번호 48, 49, 69, 86, 231, 259, 260, 262, 498, 500, 506, 509, 510, 518, 538, 539 및 546으로 구성된 군에서 선택되는 센스가닥 및 상기 센스가닥과 상보적인 안티센스 가닥을 포함하는 것을 특징으로 하는 siRNA.
- 제1항에 있어서, 상기 안티센스 가닥은 19-24nt의 길이를 가지는 것을 특징으로 하는 siRNA.
- 제1항에 있어서, 상기 안티센스 가닥은 서열번호 105, 106, 115, 118, 140, 148, 149, 159, 162, 169, 177, 186, 317, 320, 340, 343, 344, 345, 349, 350, 351, 352, 354, 360, 361, 371, 372, 374, 377, 395, 396, 397, 403, 404, 412, 589, 595, 616, 618, 620, 621, 623, 624, 625, 627, 628, 633, 635, 636, 639, 642, 652, 656, 657 및 664로 구성된 군에서 선택되는 것을 특징으로 하는 siRNA.
- 제5항에 있어서, 상기 안티센스 가닥은 서열번호 148, 149, 169, 186, 343, 371, 372, 374, 616, 618, 624, 627, 628, 636, 656, 657 및 664로 구성된 군에서 선택되는 것을 특징으로 하는 siRNA.
- 제1항에 있어서, 상기 siRNA의 센스가닥 또는 안티센스 가닥은 하나 이상의 화학적 변형(chemical modification)을 포함하는 것을 특징으로 하는 siRNA.
- 제7항에 있어서,
상기 화학적 변형은 다음으로 구성된 군에서 선택된 하나 이상을 포함하는 것을 특징으로 하는 siRNA:
뉴클레오티드 내 당 구조의 2' 탄소 위치에서 -OH기가 -CH3(메틸), -OCH3(methoxy), -NH2, -F(불소), -O-2-메톡시에틸 -O-프로필(propyl), -O-2-메틸티오에틸(methylthioethyl), -O-3-아미노프로필, -O-3-디메틸아미노프로필로 치환;
뉴클레오티드 내 당(sugar) 구조의 산소가 황으로 치환;
뉴클레오티드 결합이 포스포로티오에이트(phosphorothioate), 보라노포페이트(boranophosphate), 또는 메틸포스포네이트(methyl phosphonate)로 변형;
PNA(peptide nucleic acid), LNA(locked nucleic acid) 또는 UNA(unlocked nucleic acid) 형태로의 변형; 및
콜레스테롤 또는 세포 침투 펩타이드 결합.
- 제7항에 있어서,
상기 화학적 변형은 뉴클레오티드 내 당 구조의 2' 탄소 위치에서 -OH기가 -CH3(메틸)로 치환, 뉴클레오티드 결합이 포스포로티오에이트(phosphorothioate)으로 변형, 또는 콜레스테롤 결합인 것을 특징으로 하는 siRNA.
- 제9항에 있어서,
센스가닥의 5' 말단 또는 3' 말단 뉴클레오티드 내 당 구조의 2' 탄소 위치에서 -OH기가 -CH3(메틸)로 치환되는 변형;
센스가닥 또는 안티센스 가닥 중 2개 이상의 뉴클레오티드 내 당 구조 2' 탄소 위치에서 -OH기가 -CH3(메틸)로 치환되는 변형;
센스 또는 안티센스 가닥에서 25% 이상의 뉴클레오티드 결합이 포스포로티오에이트로 변형; 및
센스가닥의 3' 말단에 콜레스테롤 결합으로 구성된 군에서 선택된 하나 이상의 변형을 포함하는 것을 특징으로 하는 siRNA.
- 제1항 내지 제10항 중 어느 한 항에 따른 siRNA를 포함하는 탈모 예방 또는 치료용 조성물.
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KR1020170022909A KR102321426B1 (ko) | 2017-02-21 | 2017-02-21 | 남성형 탈모 표적 유전자의 발현을 억제하는 비대칭 siRNA |
PCT/KR2018/002103 WO2018155890A1 (ko) | 2017-02-21 | 2018-02-21 | 남성형 탈모 표적 유전자의 발현을 억제하는 비대칭 siRNA |
JP2019566555A JP6987157B2 (ja) | 2017-02-21 | 2018-02-21 | 男性型脱毛標的遺伝子の発現を抑制する非対称siRNA |
EP18758086.5A EP3587577A4 (en) | 2017-02-21 | 2018-02-21 | SMALL ASYMMETRICAL RNA, ALLOWING TO INHIBIT THE EXPRESSION OF A TARGET GENE FOR MALE HAIR LOSS |
US16/486,833 US11118184B2 (en) | 2017-02-21 | 2018-02-21 | Asymmetric siRNA for inhibiting expression of male pattern hair loss target gene |
CA3054001A CA3054001A1 (en) | 2017-02-21 | 2018-02-21 | Asymmetric sirna for inhibiting expression of male pattern hair loss target gene |
CN201880026212.3A CN110536965B (zh) | 2017-02-21 | 2018-02-21 | 用于抑制男性型脱发靶基因表达的不对称siRNA |
JP2021138603A JP2022008307A (ja) | 2017-02-21 | 2021-08-27 | 男性型脱毛標的遺伝子の発現を抑制する非対称siRNA |
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KR102473989B1 (ko) * | 2018-11-28 | 2022-12-07 | (주)바이오니아 | 안드로젠 수용체 특이적 서열을 포함하는 이중나선 올리고뉴클레오티드 구조체, 및 이를 포함하는 탈모 예방 및 발모용 조성물 |
CN113499434B (zh) * | 2021-08-24 | 2023-10-31 | 海碧诗(海南)实业集团有限公司 | 一种治疗发少、脱发的洗发水 |
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JP2006524038A (ja) * | 2003-01-03 | 2006-10-26 | ゲンシア コーポレーション | 脱毛に関与する遺伝子の、siRNA転写後遺伝子サイレンシング |
WO2005045037A2 (en) * | 2003-10-23 | 2005-05-19 | Sirna Therapeutics, Inc. | RNA INTERFERENCE MEDIATED INHIBITION OF 5-ALPHA REDUCTASE AND ANDROGEN RECEPTOR GENE EXPRESSION USING SHORT INTERFERING NUCLEIC ACID (siNA) |
KR20110049733A (ko) * | 2009-11-04 | 2011-05-12 | 성균관대학교산학협력단 | 안티센스 가닥에 의한 오프-타겟 효과를 최소화한 신규한 siRNA 구조 및 그 용도 |
KR101567576B1 (ko) * | 2012-05-22 | 2015-11-10 | 올릭스 주식회사 | 세포 내 관통능을 가지고 rna 간섭을 유도하는 핵산 분자 및 그 용도 |
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EP3587577A4 (en) | 2021-04-21 |
JP2020508699A (ja) | 2020-03-26 |
JP2022008307A (ja) | 2022-01-13 |
JP6987157B2 (ja) | 2021-12-22 |
US11118184B2 (en) | 2021-09-14 |
KR102321426B1 (ko) | 2021-11-05 |
CN110536965A (zh) | 2019-12-03 |
CA3054001A1 (en) | 2018-08-30 |
CN110536965B (zh) | 2023-08-18 |
US20190382771A1 (en) | 2019-12-19 |
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