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ํ”„๋ฆฌ์˜จ์ด๋ผ๋“ ๊ฐ€ ํƒ€์šฐ ๋‹จ๋ฐฑ์งˆ ๊ฐ™์€ ๊ฒŒ ๋‡Œ์— ์Œ“์—ฌ์„œ ์‹ ๊ฒฝ์„ธํฌ ์ฃฝ์ด๊ณ  ๊ด‘์šฐ๋ณ‘, ์น˜๋งค ๋“ฑ ์‹ ๊ฒฝ ๊ด€๋ จ๋œ ์งˆํ™˜์„ ๋ถˆ๋Ÿฌ์˜ค๋Š” ๊ฒƒ ๋“ฑ๋“ฑ ์ด๋ฏธ ์•Œ๊ณ  ์žˆ์„ ๊ฑฐ์•ผ

๊ทผ๋ฐ ์ฝ”๋น„๋“œ ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ์€ ์–˜๋„ค๋“ค์ด ๋ญ‰์น˜๋Š” ๊ฑธ ๋•๋Š”๋‹ค๋Š” ๊ฒŒ ๋ฐํ˜€์กŒ๋‹ค

๊ทธ๋ฆฌ๊ณ  ์ด ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ์€ ์ฅ ์‹คํ—˜์—์„œ ๋‡Œ์™€ ํ˜ˆ๊ด€์˜ ๋ฐฐ๋ฆฌ์–ด (blood-brain barrier)๋ฅผ ํ†ต๊ณผํ•  ์ˆ˜ ์žˆ์Œ๋„ ๋ฐํ˜€์กŒ๋‹ค


์‹ ๊ฒฝ ์งˆํ™˜ ๊ฐ™์€ ๊ฑด ์ž˜ ์•Œ๊ฒ ์ง€๋งŒ ์—„์ฒญ ์˜ค๋žœ ๊ธฐ๊ฐ„์— ๊ฑธ์ณ์„œ ๋‚˜ํƒ€๋‚  ์ˆ˜ ์žˆ์Œ

๊ด‘์šฐ๋ณ‘๋งŒ ํ•ด๋„ 10๋…„ ์ด์ƒ ๊ฑธ๋ ค์„œ ๋ฐœ๋ณ‘ํ•œ๋‹ค

ํ”„๋ฆฌ์˜จ ๊ฐ™์€ ๊ฒฝ์šฐ ์—„์ฒญ ์ž‘์€ ์–‘์œผ๋กœ ์‹œ์ž‘ํ•ด๋„ ์•ˆ์ •์ ์ธ ํ˜•ํƒœ๋ผ ๋ณ€ํ˜•๋œ ๋‹จ๋ฐฑ์งˆ์ด ๊ณ„์† ์Œ“์ด๊ณ  ์Œ“์—ฌ์„œ ๊ฒฐ๊ตญ ๋ฌธ์ œ๊ฐ€ ๋œ๋‹ค


๊ทธ๋ž˜์„œ ๊ฐ€๋Šฅํ•˜๋ฉด ์ด ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ์„ ๋งŒ๋“ค์–ด๋‚ด๋Š” ์ฝ”๋น„๋“œ ์ž์ฒด๋„ ์•ˆ ๊ฑธ๋ฆฌ๋Š” ๊ฒƒ๋„ ์ข‹๋‹ค๊ณ  ๋ณธ๋‹ค

๊ทธ์น˜๋งŒ ์ฝ”๋น„๋“œ ๊ฑธ๋ฆฌ๋Š” ๊ฒƒ๋ณด๋‹ค ๋ฐฑ์‹ ์ด ํ›จ์”ฌ ์œ„ํ—˜ํ•  ์ˆ˜ ์žˆ๋‹ค

๋ฐฑ์‹ ์€ ์ด ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ๋งŒ์„ ์—„์ฒญ๋‚˜๊ฒŒ ๋งŒ๋“ค์–ด ๋‚ด๋Š” ๊ฑฐ๊ธฐ ๋•Œ๋ฌธ์— ์ฝ”๋น„๋“œ๋ณด๋‹ค๋„ ๋ฐฑ์‹ ์ด ๋” ์œ„ํ—˜ํ•  ๊ฒƒ์œผ๋กœ ๋ณด์ž„

๊ฒฐ๊ตญ์— ์ด ๋‹จ๋ฐฑ์งˆ์— ๋Œ€ํ•œ ํ•ญ์ฒด๊ฐ€ ์ƒ๊ฒจ์„œ ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ๋“ค์„ ๋‹ค ์—†์•ค๋‹ค๊ณ  ํ•ด๋„ ์ด๋ฏธ ์ŠคํŒŒ์ดํฌ ๋‹จ๋ฐฑ์งˆ์ด ๋ชธ ์•ˆ์—์„œ ๋Œ์•„๋‹ค๋‹ˆ๋Š” ๋™์•ˆ ๋ฐฑ์‹ ์ด๋‚˜ ๊ฐ์—ผ ๋•Œ๋ฌธ์— ์น˜๋งค์œ ๋ฐœ ์ธ์ž๋“ค์ด ๋ญ‰์น˜๊ธฐ ์‹œ์ž‘ํ–ˆ๋‹ค๊ณ  ํ•˜๋ฉด ๊ฑ”๋„ค๋“ค์€ ๋‚จ์•„์žˆ์Œ


์ง„์งœ ๋ช‡ ๋…„ ๋’ค์— ๋ฐฑ์‹  ๋งž์€ ์ธ๊ฐ„๋“ค ๋‹ค ๊ด‘์šฐ๋ณ‘, ์น˜๋งค ๋“ฑ๋“ฑ ๋‡Œ์‹ ๊ฒฝ ์งˆํ™˜์œผ๋กœ ์–ด๋–ป๊ฒŒ ๋ ์ง€ ๋ชจ๋ฆ„

๋‹น์žฅ ๋ถ€์ž‘์šฉ์ด ๋ฏธ๋ฏธํ•˜๋‹ค๊ณ  ๋งž๊ฒ ๋‹ค๋Š” ์ธ๊ฐ„๋“คํ•œํ…Œ ๊ผญ ์ด ์–˜๊ธฐํ•˜๋ฉด์„œ ๋…ผ๋ฌธ๋„ ๋ณด์—ฌ์ค˜๋ผ


https://www.sciencedirect.com/science/article/abs/pii/S0006291X2100499X?via%3Dihub

https://www.nature.com/articles/s41593-020-00771-8