์•” ๋ฉด์—ญ์น˜๋ฃŒ๋ฅผ ์œ„ํ•œ NK์„ธํฌ ๋ฐฐ์–‘ ํ™œ์„ฑํ™”

 

์•” ๋ฉด์—ญ์น˜๋ฃŒ๋ฅผ ์œ„ํ•œ NK์„ธํฌ์˜ ๋ฐฐ์–‘๊ณผ ํ™œ์„ฑํ™”(Expansion and Activation of Natural Killer Cells for Cancer Immunotherapy)

 

NK์„ธํฌ ์ž์—ฐ์‚ดํ•ด์„ธํฌ๋Š” ์•” ์„ธํฌ์น˜๋ฃŒ๋ฅผ ์œ„ํ•œ ๋›ฐ์–ด๋‚œ ๋„๊ตฌ์ด์ž ๋„“์€ ๋ฒ”์œ„์˜ ์•”์„ธํฌ๋ฅผ ์‚ดํ•ดํ•  ์ˆ˜ ์žˆ๋Š” ๊ธฐ๋Šฅ์„ ์ง€๋‹ˆ๊ณ  ์žˆ๋‹ค. NK์„ธํฌ ์‚ฌ์ดํ† ํ†ก์‹ ์€ ์–ต์ œ์™€ ์ž๊ทน ์‹ ํ˜ธ์‚ฌ์ด์˜ ๊ท ํ˜•์„ ์กฐ์ ˆํ•œ๋‹ค.
์ž์—ฐ์‚ดํ•ด์„ธํฌ(NK์„ธํฌ)๋Š” ์•”์„ธํฌ์˜ ๋„“์€ ์˜์—ญ์„ ์ œ๊ฑฐํ•  ์ˆ˜ ์žˆ๊ณ , ์•”์˜ ์„ธํฌ์น˜๋ฃŒ๋ฅผ ์œ„ํ•œ ์•ฝ์†๋œ ๋„๊ตฌ์ด๋‹ค. ์ž์—ฐ์‚ดํ•ด์„ธํฌ์˜ ์‚ฌ์ดํ† ํ†ก์‹ ์€ ์ž๊ทน๊ณผ ์–ต์ œ์‹ ํ˜ธ์‚ฌ์ด์˜ ๊ท ํ˜•์— ์˜ํ•ด ๊ทœ์ œ๊ฐ€ ๋œ๋‹ค. ์ธํ„ฐ๋ฃจํ‚จ2๋Š” NK ์„ธํฌ์˜ ์„ธํฌ ๋…์„ฑ์„ ์ฆ๊ฐ€์‹œํ‚ค๋Š” ๊ฒƒ์œผ๋กœ ์•Œ๋ ค์ ธ ์žˆ๋‹ค. ๋งŽ์€ ์‚ฌ์ดํ†  ์นด์ธ์€ ๋‚ด๊ตฌ์„ฑ NK ์„ธํฌ์˜ ํŒฝ์ฐฝ์„ ์œ ๋„ํ•˜๋Š” ๋…ธ๋ ฅ์—์„œ ์—ฐ๊ตฌ๋˜์–ด ์™”์ง€๋งŒ, ๋Œ€๋ถ€๋ถ„์˜ ๋ณด๊ณ ๋Š” ๋‹ค์†Œ ์™„๋งŒํ•œ ํšจ๊ณผ ๋ฐ ๋ถ€๊ฐ€ ์ž๊ทน์— ๋Œ€ํ•œ ์š”๊ตฌ ์‚ฌํ•ญ๋งŒ์ด ๋ณด๊ณ ๋˜์–ด ์™”๋‹ค. ์šฐ๋ฆฌ๋Š” ์œ ์ „์ž ์ธํ„ฐ๋ฃจํ‚จ 15์˜ ๋ง‰ ๊ฒฐํ•ฉ ํ˜•ํƒœ์™€ ๋ณด์กฐ ์ž๊ทน ๋ถ„์ž 4-1BB์— ๋Œ€ํ•œ ๋ฆฌ๊ฐ„๋“œ, ๋ง์ดˆ ํ˜ˆ์•ก์—์„œ NK ์„ธํฌ์˜ ์œ ๋„ ํ™œ๋ฐœํ•œ ํ™•์žฅ์„ ํ‘œํ˜„ํ•˜๊ธฐ ์œ„ํ•ด ์ˆ˜์ • K562์˜ ๊ณจ์ˆ˜์„ฑ ๋ฐฑํ˜ˆ๋ณ‘ ์„ธํฌ์ฃผ์™€ ํ•ด๋‹น ์—ฐ๊ฒฐ์žฅ์น˜๋ฅผ ๋ฐœ๊ฒฌํ–ˆ๋‹ค.
์ด๋Ÿฌํ•œ ๋ฐœ๊ฒฌ์— ๊ธฐ์ดˆํ•˜์—ฌ, ์šฐ๋ฆฌ๋Š” NK์„ธํฌ์˜ ๋Œ€๊ทœ๋ชจ ํ™•์žฅ๋ฐฉ๋ฒ•์„ ์œ„ํ•œ ์ž„์ƒ ๋“ฑ๊ธ‰์„ ๊ฐœ๋ฐœ ํ•˜์˜€๋‹ค. ์ด ๋ฐฉ๋ฒ•์€ ํ˜„์žฌ ๋ฐฑํ˜ˆ๋ณ‘ ๋ฐ ๊ณ ํ˜• ์ข…์–‘์„ ๊ฐ€์ง„ ํ™˜์ž์— ๋Œ€ํ•œ ๋™์ข… NK ์„ธํฌ๋ฅผ ํ™•์žฅํ•˜์—ฌ ํˆฌ์—ฌํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋œ๋‹ค. ์šฐ๋ฆฌ๋Š” ์—ฌ๊ธฐ์„œ ํ˜„์žฌ ์šฐ์ˆ˜ ์ œ์กฐ ๊ธฐ์ค€ (cGMP์˜) ์กฐ๊ฑด ํ•˜์—์„œ ๋ฉด์—ญ ์š”๋ฒ• NK ์„ธํฌ๋ฅผ ์ƒ์‚ฐํ•˜๋Š” ์ธ๊ฐ„์˜ ๋ง์ดˆํ˜ˆ์•ก ๋‚ด ๋‹จํ•ต ์„ธํฌ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ ์ž„์ƒ์  ๊ทœ๋ชจ์˜ ๋ฐฉ๋ฒ•์—์„œ NK์„ธํฌ์˜ ํ™•์žฅ ๋ฐ ํ™œ์„ฑํ™”๋ฅผ ์œ„ํ•œ ๋ฐฉ๋ฒ•์„ ์š”์•ฝํ•œ๋‹ค. (Korean J Lab Med 2009;ย 29:89-96)

 

Source and see more :ย www.ncbi.nlm.nih.gov/pubmed/19411773

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