7 research outputs found

    Composition for inducing disturbance of circadian clock and model for disturbing circadian clock made using same

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    ๋ณธ ๋ฐœ๋ช…์€ ์ƒ์ฒด์‹œ๊ณ„(circadian clock) ์กฐ์ ˆ์šฉ ์กฐ์„ฑ๋ฌผ ๋ฐ ์ด๋ฅผ ์ด์šฉํ•œ ์ƒ์ฒด์‹œ๊ณ„ ์กฐ์ ˆ ๋ฐฉ๋ฒ•์— ๊ด€ํ•œ ๊ฒƒ์œผ๋กœ์„œ, ๋ณด๋‹ค ๊ตฌ์ฒด์ ์œผ๋กœ ์ƒ์ฒด์‹œ๊ณ„ ๊ด€๋ จ ์œ ์ „์ž์ธ Cry1 ๋ฐ Cry2๋ฅผ ๋™์‹œ์— ๋…น์•„์›ƒ ์‹œํ‚ค๊ธฐ ์œ„ํ•ด ์ง์ ‘ ์„ค๊ณ„ํ•œ sgRNA๋ฅผ ํฌํ•จํ•˜๋Š” CRISPR/Cas9 ์‹œ์Šคํ…œ, ์ด๋ฅผ ํฌํ•จํ•˜๋Š” ์ƒ์ฒด์‹œ๊ณ„ ๊ต๋ž€ ์œ ๋„์šฉ ์กฐ์„ฑ๋ฌผ, ์ด๋ฅผ ํ™œ์šฉํ•ด ์ œ์กฐํ•œ ์ƒ์ฒด์‹œ๊ณ„ ๊ต๋ž€ ๋ชจ๋ธ ๋ฐ ์ƒ๊ธฐ ๋ชจ๋ธ์„ ํ™œ์šฉํ•œ ์ƒ์ฒด์‹œ๊ณ„ ๊ต๋ž€ ์น˜๋ฃŒ๋ฌผ์งˆ์˜ ์Šคํฌ๋ฆฌ๋‹ ๋ฐฉ๋ฒ•์— ๊ด€ํ•œ ๊ฒƒ์ด๋‹ค. ๋ณธ ๋ฐœ๋ช…์— ๋”ฐ๋ฅด๋ฉด ์ƒ์ฒด์‹œ๊ณ„์™€ ๊ด€๋ จ๋œ ์œ ์ „์ž๋“ค์„ ํƒ€๊ฒŸ์œผ๋กœ ํ•˜๋Š” sgRNA๋ฅผ ํ™œ์šฉํ•˜๋Š” CRISPR/Cas9 ๊ธฐ์ˆ ์„ ํ†ตํ•ด Cry1 ๋ฐ Cry2๋ฅผ ๋™์‹œ์— ๋…น์•„์›ƒ ์‹œํ‚จ ์ƒ์ฒด์‹œ๊ณ„ ๊ต๋ž€ ๋Œ์—ฐ๋ณ€์ด ๋ชจ๋ธ์„ ์ œ์ž‘ํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ํƒ€๊ฒŸ ์œ ์ „์ž ๋…น์•„์›ƒ ์™ธ์˜ ํšจ๊ณผ๊ฐ€ ๋ฏธ๋ฏธํ•˜์—ฌ ์ƒ์ฒด์‹œ๊ณ„๋งŒ ๊ต๋ž€๋œ ๋Œ์—ฐ๋ณ€์ด ๋ชจ๋ธ์„ ์ œ์ž‘ํ•  ์ˆ˜ ์žˆ๊ณ , ์ด๋ ‡๊ฒŒ ์ œ์ž‘๋œ ๋Œ์—ฐ๋ณ€์ด ๋ชจ๋ธ์„ ํ™œ์šฉํ•˜์—ฌ ์ƒ์ฒด์‹œ๊ณ„ ๊ต์ •๋ฌผ์งˆ์„ ์Šคํฌ๋ฆฌ๋‹์„ ํ†ตํ•ด ๋ฐœ๊ตดํ•ด๋‚ผ ์ˆ˜ ์žˆ๋‹ค

    Single guide RNA for suppressing the expression of clock gene, and use thereof

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    ๋ณธ ๋ฐœ๋ช…์€ ์‹œ๊ณ„ ์œ ์ „์ž Period์˜ ๋ฐœํ˜„์„ ์–ต์ œ์šฉ ๋‹จ์ผ ๊ฐ€์ด๋“œ RNA ์กฐํ•ฉ, ๋ฐ ์ด์˜ ์šฉ๋„์— ๊ด€ํ•œ ๊ฒƒ์œผ๋กœ, ์‹œ๊ณ„ ์œ ์ „์ž(clock gene)์ธ Period 1(Per1) ๋ฐ Period 2(Per2)์˜ ๋ฐœํ˜„์„ ์–ต์ œํ•  ์ˆ˜ ์žˆ๋Š” ํŠน์ • sgRNA ์กฐํ•ฉ์„ ์„ค๊ณ„ํ•˜๊ณ , ์ด๋ฅผ ํฌํ•จํ•˜๋Š” ๋ฒกํ„ฐ๋ฅผ ์ด์šฉํ•˜์—ฌ ์‹œ๊ต์ฐจ์ƒํ•ต(suprachiasmatic nucleus, SCN)์—์„œ ์ผ์ฃผ๊ธฐ ๋ถ„์ž ์‹œ๊ณ„ ์ง„๋™์ด ์–ต์ œ๋˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜๊ณ , ์ƒ๊ธฐ ๋ฒกํ„ฐ๋ฅผ ํฌํ•จํ•˜๋Š” ๋ฐ”์ด๋Ÿฌ์Šค๋ฅผ ์ฃผ์ž…ํ•œ ๋™๋ฌผ ๋ชจ๋ธ์—์„œ ์ผ์ฃผ์ผ ์šด๋™ ํ™œ์„ฑ์— ์šด๋™ ํ™œ๋™์ด ๋‚ฎ์•„์ง€๊ณ  ๋ถ€์ •๋งฅ์ด ๋‚˜ํƒ€๋‚˜๋Š” ๋“ฑ์˜ ์ผ์ฃผ๊ธฐ ๋ฆฌ๋“ฌ ์–ต์ œ์— ์˜ํ•œ ๋ณ‘์ฆ์ด ๋‚˜ํƒ€๋‚˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•จ์œผ๋กœ์จ, ์ƒ๊ธฐ sgRNA ์กฐํ•ฉ ๋ฐ ์ด๋ฅผ ํฌํ•จํ•˜๋Š” ๋ฒกํ„ฐ๋ฅผ ์ผ์ฃผ๊ธฐ ์ƒ์ฒด ๋ฆฌ๋“ฌ์„ ๋ณ€ํ™”์‹œํ‚ฌ ์ˆ˜ ์žˆ๋Š” ๋„๊ตฌ๋กœ ์ œ๊ณต๋œ๋‹ค
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