๋ฉด์—ญ์„ธํฌ

cellsofimmunesystem

๋ฉด์—ญ์„ธํฌ : Immune Cells(Immunocytes)

๋ฐฑํ˜ˆ๊ตฌ ์†์˜ ์ž์—ฐ์‚ดํ•ด์„ธํฌ, ์ˆ˜์ง€์ƒ์„ธํฌ, T์„ธํฌ, B์„ธํฌ ๋“ฑ์˜ ๋ฉด์—ญ์„ธํฌ๋“ค์ด ๋‚˜์œ ๋ฐ”์ด๋Ÿฌ์Šค์™€ ๋ฐ•ํ…Œ๋ฆฌ์•„, ์•”์„ธํฌ ๋“ฑ์„ ๋ฐฉ์–ดํ•˜๋Š” ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.

 

๋ฉด์—ญ์„ธํฌ์˜ ์ข…๋ฅ˜

(1) ๋ฆผํ”„๊ตฌ(Lymphocyte) :ย T-์„ธํฌ(Killer T-์„ธํฌ, Helper T-์„ธํฌ), B-์„ธํฌ
(2) ์ž์—ฐ์‚ดํ•ด์„ธํฌ ๋˜๋Š” NK์„ธํฌ(Natural Killer Cells)
(3)ย ์ˆ˜์ง€์ƒ์„ธํฌ(Dendritic cells)
(4)ย ๋งˆ์ดํฌ๋กœํŒŒ์ง€(Microphage)

 

์•”์„ ์ฃฝ์ด๋Š” ํ‚ฌ๋Ÿฌ์„ธํฌ์˜ ์ข…๋ฅ˜

๊ตฌ๋ถ„ ์ž์—ฐ์‚ดํ•ด์„ธํฌ(NK) ์ž์—ฐ์‚ดํ•ดT์„ธํฌ(NKT) ํ‚ฌ๋ŸฌT์„ธํฌ(K/T)
ํŠน์ง• ํ•ญ์ƒ ๋ชธ ์†์„ ๋Œ๋ฉฐ, ์•”์„ธํฌ๋ฅผ ๋ฐœ๊ฒฌํ•˜๋ฉด ๊ทธ ์ž๋ฆฌ์—์„œ ๋ฐ”๋กœ ์‚ด์ƒ์ด ๊ฐ€๋Šฅ. ํ™œ์„ฑ๋„๊ฐ€ ๋†’์œผ๋ฉด ๋‹จ์‹œ๊ฐ„์— ์‚ด์ƒ์ด ๊ฐ€๋Šฅ.์ฒด๋‚ด์— ์กด์žฌํ•˜๋Š” NK์„ธํฌ์— ์‹ ํ˜ธ(์นด์ดํ† ์นด์ธ)๋ฅผ ์ฃผ์–ด ํ™œ์„ฑํ™”ํ•˜๋„๋ก ์ž๊ทน. NK์„ธํฌ ๋งŒํผ ์‚ด์ƒ๋ ฅ์ด ๊ฐ•ํ•˜์ง€ ์•Š์œผ๋‚˜ ์–ด๋–ค ์•”์ด๋ผ๋„ ์‚ด์ƒ์€ ๊ฐ€๋Šฅ. ๋‹ค๋ฅธ ๋ฆผํ”„๊ตฌ ์„ธํฌ์— ๋น„ํ•ด ์„ธํฌ์ˆ˜๊ฐ€ ์ ์ง€๋งŒ, ๋ฐฐ์–‘์ด ์šฉ์ดํ•˜์—ฌ ์„ธํฌ์ˆ˜์˜ ํž˜์œผ๋กœ ์•”์„ธํฌ ์‚ด์ƒ ์ œ๊ฑฐ ๊ฐ€๋Šฅ. ์•”์„ธํฌ์— ๋Œ€ํ•œ ์‚ด์ƒ๋ ฅ์„ ๊ฐ€์ง€๊ณ  ์žˆ์œผ๋‚˜, Helper T์„ธํฌ๋กœ๋ถ€ํ„ฐ ์ง€๋ น์„ ๋ฐ›์•„์•ผ ์‹คํ–‰๊ฐ€๋Šฅํ•œ ํŠน์„ฑ. ์‚ด์ƒํ•  ์•”์„ธํฌ๋ฅผ ๊ฐ€๋ฅด์ณ ์ฃผ์–ด์•ผ ์‚ด์ƒ ๊ฐ€๋Šฅ.
์•”์„ธํฌ ์ œ๊ฑฐ๋ ฅ ํž˜์ด ์„ธ๊ณ , ์–ด๋–ค ์•”์ด๋ผ๋„ ๋‹ค ๋ฌผ๋ฆฌ์น  ์ˆ˜ ์žˆ์Œ. ํž˜์ด ์กฐ๊ธˆ ์•ฝํ•˜์ง€๋งŒ, ์–ด๋– ํ•œ ์•”์ด๋ผ๋„ ๋ฌผ๋ฆฌ์น  ์ˆ˜ ์žˆ์Œ. ์„ธํฌ์ˆ˜๋กœ ์Šน๋ถ€. ์„ธํฌ์ˆ˜๋ฅผ ๋งŽ์ด ์ฆ์‹์‹œ์ผœ๋„, ๊ต์œก์„ ๋ฐ›์ง€ ์•Š์œผ๋ฉด ์•”์„ธํฌ ๋ฌผ๋ฆฌ์น  ์ˆ˜ ์—†์Œ.
์‚ด์ƒ๋ ฅ ๊ฐ•ํ•จ ์ค‘๊ฐ„ ์ค‘๊ฐ„
์ฆ์‹๋ ฅ ์ค‘๊ฐ„ ๊ฐ•ํ•จ ์ค‘๊ฐ„
์‚ฌ์ดํ† ์นด์ธ ์ƒ์‚ฐ๋ ฅ ๊ฐ•ํ•จ ๊ฐ•ํ•จ ์—†์Œ
[์ถœ์ฒ˜: Lympho Bank]

 

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