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Immunology

ELISPOT Assay for Single-Cell Immune Detection

Description

ELISPOT is a sensitive assay for detecting immune cells that release a specific protein. It is based on an ELISA, or enzyme-linked immunosorbent assay, but it shows single-cell responses as visible spots. The method was first described in 1983 by Czerkinsky to count B cell hybridomas that produce antigen-specific immunoglobu...

Transcript

ํšจ์†Œ ๊ฒฐํ•ฉ ๋ฉด์—ญ์Šคํฟ(ELISPOT) ๋ถ„์„๋ฒ•์€ ๋ณ‘์›์ฒด๋‚˜ ์„ธํฌ ์†์ƒ์— ๋Œ€ํ•œ ๋ฉด์—ญ ๋ฐ˜์‘์„ ๋ถ„์„ํ•˜๋Š” ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ๋‹ค์–‘ํ•œ ๋ฉด์—ญ ์„ธํฌ๊ฐ€ ๋ถ„๋น„ํ•˜๋Š” ํŠน์ • ๋‹จ๋ฐฑ์งˆ์„ ๊ฒ€์ถœํ•˜์—ฌ ๋ฉด์—ญ ์„ธํฌ์˜ ํ™œ์„ฑํ™”๋ฅผ ์ •๋Ÿ‰ํ™”ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ELISPOT์€ ๋ถ„๋น„๋œ ์‚ฌ์ดํ† ์นด์ธ์„ ๊ฒ€์ถœํ•˜์—ฌ ์™ธ๋ถ€ ํ•ญ์›์— ๋…ธ์ถœ๋˜์—ˆ์„ ๋•Œ T ์„ธํฌ ๋ฐ˜์‘์„ ์ธก์ •ํ•˜๋Š” ๋ฐ ์ผ๋ฐ˜์ ์œผ๋กœ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.

์‚ฌ์ดํ† ์นด์ธ ๊ธฐ๋ฐ˜ ELISPOT ๋ถ„์„์˜ ๊ฒฝ์šฐ, ๊ณต์ •์€ ํ‘œ์  ์‚ฌ์ดํ† ์นด์ธ์— ํŠน์ด์ ์ธ ํฌํš ํ•ญ์ฒด๋กœ ELISPOT ๋งˆ์ดํฌ๋กœํ”Œ๋ ˆ์ดํŠธ๋ฅผ ์ฝ”ํŒ…ํ•˜๋Š” ๊ฒƒ์œผ๋กœ ์‹œ์ž‘๋ฉ๋‹ˆ๋‹ค. ํ•ญ์ฒด ์ฝ”ํŒ… ํ›„, T ์„ธํฌ๋Š” ์›ฐ์— ์ถ”๊ฐ€๋˜๊ณ  ์˜ˆ๋ฅผ ๋“ค์–ด ํ•ญ CD3 ํ•ญ์ฒด์™€ ๊ฐ™์€ ์™ธ๋ถ€ ๋ฌผ์งˆ์— ์˜ํ•ด ์ž๊ทน๋ฉ๋‹ˆ๋‹ค. ๊ทธ...

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