Bead Beating Lysing Matrix ํŠน์ง•

Lysing matrix ๋Š” ์ƒ˜ํ”Œ์„ ๋ฌผ๋ฆฌ์ ์œผ๋กœ ํŒŒ์‡„ํ•˜๊ณ , ๊ท ์งˆํ™” ์‹œํ‚ค๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•˜๋Š” ๋น„๋“œ(bead) ์ž…๋‹ˆ๋‹ค. Lysing matrix๋Š” ํฌ๊ธฐ, ๋ชจ์–‘, ์žฌ์งˆ ๋ฐ ๊ตฌ์„ฑ์— ๋”ฐ๋ผ ๋‹ค์–‘ํ•˜๋ฉฐ, ์ ์ ˆํ•œ ๋น„๋“œ๋ฅผ ์„ ํƒํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ƒ˜ํ”Œ์˜ ์œ ํ˜•, ์›ํ•˜๋Š” ์ž…์ž์˜ ํฌ๊ธฐ, target molecule์˜ ์•ˆ์ •์„ฑ (๋˜๋Š” ๋ถ„ํ•ด ์ทจ์•ฝ์„ฑ)๋“ฑ์„ ๊ณ ๋ คํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

Size ๊ด€๋ จ:

Lysate์—์„œ ์–ป๊ณ ์ž ํ•˜๋Š” ์ž…์ž(particle)์˜ ํฌ๊ธฐ์— ๋”ฐ๋ผ matrix ๋น„๋“œ์˜ ์‚ฌ์ด์ฆˆ๋ฅผ ์„ ํƒํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. Lysing matrix์— ์‚ฌ์šฉ๋œ ๋น„๋“œ๊ฐ€ ์ž‘์„์ˆ˜๋ก ํŒŒ์‡„์— ์˜ํ•ด ์ƒ๊ธด ์ž…์ž(particle)์˜ ํ‰๊ท  ์‚ฌ์ด์ฆˆ๋„ ์ž‘์•„์ง‘๋‹ˆ๋‹ค. ๋น„๋“œ์˜ ํฌ๊ธฐ๋Š” ๋งˆ์ดํฌ๋ก  (micron)์—์„œ ์„ผํ‹ฐ๋ฏธํ„ฐ (centimeter)๊นŒ์ง€ ๋‹ค์–‘ํ•˜๋ฉฐ, ๋ฒ”์œ„๋Š” ๋น„๋“œ์˜ ์žฌ์งˆ์— ๋”ฐ๋ผ ๋‹ฌ๋ผ์งˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ฒฝ์šฐ์— ๋”ฐ๋ผ, ์›ํ•˜๋Š” ํŒŒ์‡„๊ฒฐ๊ณผ๋ฅผ ์–ป๊ธฐ ์œ„ํ•ด์„œ๋Š” ๋‹ค์–‘ํ•œ ํฌ๊ธฐ์˜ ๋น„๋“œ๋“ค์ด ํ•„์š”ํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.

Lysing Bead์˜ ๋ชจ์–‘์€ cell์ด ์–ด๋–ป๊ฒŒ ํŒŒ์‡„๋˜๋Š”์ง€๋ฅผ ๊ฒฐ์ •ํ•ฉ๋‹ˆ๋‹ค:

๋น„๋“œ์˜ ๋ชจ์–‘์€ ์„ธํฌ๊ฐ€ ์–ด๋–ป๊ฒŒ ํŒŒ์‡„๋˜๋Š”์ง€๋ฅผ ๊ฒฐ์ •ํ•˜๋ฉฐ, lysis์™€ homogenization ๊ณผ์ •์ด ์–ผ๋งˆ๋‚˜ ๊ฐ•ํ•œ์ง€์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค. lysing bead๋Š” ๊ตฌํ˜•(spherical: ์ถฉ๊ฒฉ(impaction)>๊ณผ ํ•ด๋จธ๋ง(hammering)์„ ์ฃผ์š” ํž˜์œผ๋กœ ์‚ฌ์šฉ)๊ณผ ๊ฐ์ง„ํ˜•(angular: ์ƒ˜ํ”Œ์„ ์ ˆ๋‹จํ•˜๊ธฐ ์œ„ํ•œ ๋ฌผ๋ฆฌ์ ์ธ shear force ๋ฐœ์ƒ)์œผ๋กœ ๋ถ„๋ฅ˜๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Lysing bead์˜ ๋ชจ์–‘์€ ์ƒ˜ํ”Œ ํƒ€์ž…๊ณผ ์šฉ๋„์— ๋”ฐ๋ผ ์„ ํƒํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. satellites์™€ ๊ฐ™์€ ๊ฐ์ด์ง„ ํ˜•ํƒœ์˜ matrix๋Š” ๋‚ ์นด๋กœ์šฐ๋ฉฐ, ํŒŒ์‡„๊ฐ€ ๊นŒ๋‹ค๋กœ์šด cell wall๊ณผ ์„ฌ์œ ์กฐ์ง (fibrous tissue)๊ณผ ๊ฐ™์€ ์ƒ˜ํ”Œ์„ ๋น ๋ฅด๊ฒŒ lysis ํ•˜๊ณ  ํŒŒ์‡„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋Ÿฐ shear force๋Š” DNA์™€ small molecule ๊ฐ™์€ ์•ˆ์ •์ ์ธ molecule์„ ๋ถ„๋ฆฌํ•˜๋Š”๋ฐ ์ด์ƒ์ ์ด์ง€๋งŒ, RNA๋‚˜ ํŠน์ • ๋‹จ๋ฐฑ์งˆ๊ณผ ๊ฐ™์€ ๋ถˆ์•ˆ์ •ํ•œ molecule์ด๋‚˜ ์„ธํฌ ๊ธฐ๊ด€์„ ๋ถ„๋ฆฌํ•˜๋Š” ๋ฐ๋Š” ๊ตฌํ˜•์˜ matrix๊ฐ€ ๋” ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.

์žฌ์งˆ: ๋‹จ๋‹จํ•œ ์ƒ˜ํ”Œ(tough sample) ์€ ๋‹จ๋‹จํ•œ (hard) ๋น„๋“œ๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค:

์ƒ˜ํ”Œ ํŒŒ์‡„๋ฅผ ์œ„ํ•ด์„œ ์—ฌ๋Ÿฌ ๊ฐ€์ง€ ๋‹ค๋ฅธ ์žฌ์งˆ์˜ ๋น„๋“œ๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ๊ฐ ์žฌ์งˆ์€ ์žฅ๋‹จ์ ์ด ์žˆ์Šต๋‹ˆ๋‹ค. lysing bead์˜ ์žฌ์งˆ์€ ๋ฐ€๋„(density), ๊ฒฝ๋„(hardness), ๋‚ด๊ตฌ์„ฑ(durability)๊ณผ ๋‚ดํ™”ํ•™์„ฑ(chemical resistance)์„ ๊ฒฐ์ •ํ•˜๋ฉฐ, ์ด๊ฒƒ์€ lysis ํšจ์œจ๊ณผ target analyte์˜ integrity์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค. lysing bead์˜ ๊ฒฝ๋„(hardness)๋Š” ๋ฐ˜๋“œ์‹œ ์ƒ˜ํ”Œ๋ณด๋‹ค ์ปค์•ผ ํ•˜๋ฉฐ, ๋†’์€ ๊ฒฝ๋„๋Š” ๋”ฑ๋”ฑํ•˜๊ณ  ๋ถ€์„œ์ง€๊ธฐ ์‰ฌ์šด ์„ธํฌ๋ง‰์„ ๋ถ„์‡„ํ•˜๋Š”๋ฐ ๋” ํšจ๊ณผ์ ์ž…๋‹ˆ๋‹ค. ์ผ๋ถ€ ์ƒ˜ํ”Œ๋“ค์˜ ๊ฒฝ์šฐ ๊ฐœ๋ณ„ ๋น„๋“œ ํƒ€์ž…๋งŒ์œผ๋กœ๋„ ์ƒ˜ํ”Œ์„ ํŒŒ์‡„ํ•˜๊ธฐ์—๋Š” ์ถฉ๋ถ„ํ•˜๊ธฐ๋งŒ, ๋” ๊นŒ๋‹ค๋กœ์šด ์ƒ˜ํ”Œ์˜ ๊ฒฝ์šฐ ๋น„๋“œ ์žฌ์งˆ์„ ์กฐํ•ฉํ•˜์—ฌ ํŒŒ์‡„ํ•  ๊ฒฝ์šฐ ๋” ํšจ์œจ์ ์ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

  • Silica โ€“ ์ด ์žฌ์งˆ์€ ๋ฐ€๋„๊ฐ€ ๊ฐ€์žฅ ๋‚ฎ๊ณ  ๋‹จ๋‹จํ•˜์ง€ ์•Š์œผ๋ฉฐ, ์ผ๋ฐ˜์ ์œผ๋กœ ๊ตฌํ˜•์ด๋ฉด์„œ ๋‹ค๋ฅธ ๋น„๋“œ ์žฌ๋ฃŒ์— ๋น„ํ•ด ํฌ๊ธฐ๊ฐ€ ์ž‘๊ธฐ ๋•Œ๋ฌธ์— ๋œ ๊ณต๊ฒฉ์ ์ž…๋‹ˆ๋‹ค. Silica๋Š” ์ฃผ๋กœ ๋ฏธ์ƒ๋ฌผ์„ ํŒŒ์‡„ํ•˜๋Š” ๋ฐ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค.
  • Ceramic โ€“ ์‹ค๋ฆฌ์นด๋ณด๋‹ค ๋ฐ€๋„์™€ ๊ฐ•๋„๊ฐ€ ๋†’๊ณ  ํ™”ํ•™์ ์œผ๋กœ ๋ถˆํ™œ์„ฑํ™” ์ƒํƒœ์—ฌ์„œ ํ•ต์‚ฐ์— ๊ฒฐํ•ฉํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๋ถ€๋“œ๋Ÿฌ์šด ๋™๋ฌผ ์กฐ์ง, ์‹๋ฌผ ์กฐ์ง, ๊ณค์ถฉ ์ „์ฒด์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.
  • Silicon Carbide โ€“ ์ƒ๋Œ€์ ์œผ๋กœ ๋ฐ€๋„๊ฐ€ ๋‚ฎ๊ณ  ๊ฐ•๋„์™€ ๊ฒฝ๋„๊ฐ€ ๋†’์•„ ๊ฑฐ์น ๊ฑฐ๋‚˜ ๋‹จ๋‹จํ•˜๊ฑฐ๋‚˜ ๋ถ€์„œ์ง€๊ธฐ ์‰ฌ์šด ์„ธํฌ๋ง‰์„ ํŒŒ์‡„ํ•˜๋Š” ๋ฐ ์œ ์šฉํ•ฉ๋‹ˆ๋‹ค. ์ด ์žฌ์งˆ์€ ๋†’์€ ์ถฉ๊ฒฉ๊ณผ ๋‚ฎ์€ ์ „๋‹จ๋ ฅ(shearing)์„ ๊ฐ€์ง€๊ธฐ ๋•Œ๋ฌธ์— ์˜จ์ „ํ•œ ์„ธํฌ ์†Œ๊ธฐ๊ด€, ์ดˆ๋ถ„์ž ๊ตฌ์กฐ, RNA ๋ฐ ๋‹จ๋ฐฑ์งˆ์„ ๋ถ„๋ฆฌํ•˜๋Š” ๋ฐ ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.
  • Glass โ€“ ๋‚ด๊ตฌ์„ฑ๊ณผ ๋ฐ€๋„๊ฐ€ ๋‚ฎ์€ ์†Œ์žฌ์ด์ง€๋งŒ ๊ฐ€๊ฒฉ์ด ์ €๋ ดํ•˜์—ฌ ๋„๋ฆฌ ์‚ฌ์šฉ๋ฉ๋‹ˆ๋‹ค. ๋ถˆํ™œ์„ฑํ™” ์ƒํƒœ์ด์ง€๋งŒ Silane์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ณ€ํ˜•ํ•˜๊ฑฐ๋‚˜ ์œ ๋„์ฒดํ™” ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. Glass beads๋Š” ์ „๋‹จ ๊ฐ•๋„(shearing intensity)๋ฅผ ์ค„์ด๊ธฐ ์œ„ํ•ด ๋‹ค๋ฅธ beads ์žฌ๋ฃŒ์™€ ํ•จ๊ป˜ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • Zirconium Silicate โ€“ glass๋ณด๋‹ค ๋ฐ€๋„๊ฐ€ ๋†’์ง€๋งŒ stainless steel ๋ฐ zirconium oxide ๋ณด๋‹ค๋Š” ๋‚ฎ์Šต๋‹ˆ๋‹ค. Silane์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ถ€๋ถ„์ ์œผ๋กœ ๋ณ€ํ˜•ํ•˜๊ฑฐ๋‚˜ ์œ ๋„์ฒดํ™” ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • Zirconium Oxide โ€“ ๋ฐ€๋„, ๋‚ด๊ตฌ์„ฑ ๋ฐ ๊ฒฝ๋„๊ฐ€ ๋†’์€ ์†Œ์žฌ์ž…๋‹ˆ๋‹ค. ๋ฐ€๋„๊ฐ€ ๋†’์€ ์™ธ๋ถ€ ๋งคํŠธ๋ฆญ์Šค๊ฐ€ ์žˆ๋Š” ์œ ๊ธฐ์ฒด๋ฅผ ํฌํ•จํ•˜์—ฌ ๋งค์šฐ ๊ฑฐ์น ๊ณ  ๋‹จ๋‹จํ•œ ์ƒ˜ํ”Œ์„ ํŒŒ์‡„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ฒฝ๋„, ๋ฐ€๋„ ๋ฐ ๋‚ด๊ตฌ์„ฑ์„ ์ฆ๊ฐ€์‹œํ‚ค๊ธฐ ์œ„ํ•ด zirconium oxide beads๋Š” ์ดํŠธ๋ฆฌ์•„ ์•ˆ์ •ํ™” (yttria-stabilized) ๋˜๋Š” ์„ธ๋ฆฌ์•„ ์•ˆ์ •ํ™”(ceria-stabilized)๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • Stainless Steel โ€“ ๋ชจ๋“  ์žฌ๋ฃŒ ์œ ํ˜• ์ค‘์—์„œ ๊ฐ€์žฅ ๋‹จ๋‹จํ•˜๊ณ  ๋ฐ€๋„๊ฐ€ ๋†’๊ธฐ ๋•Œ๋ฌธ์— ์ตœ์†Œํ•œ์˜ ์ „๋‹จ๋ ฅ์œผ๋กœ ๋†’์€ ์ถฉ๊ฒฉ์„ ์ƒ์„ฑํ•ฉ๋‹ˆ๋‹ค. Stainless steel beads์™€ balls์€ ํŒŒ์‡„๊ฐ€ ๊นŒ๋‹ค๋กœ์šด ์ƒ˜ํ”Œ์—์„œ RNA ์ถ”์ถœ์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค. ๋‹จ์ ์€ ํŽ˜๋†€ ๋ฐ ์‚ฐ๊ณผ ๋ฐ˜์‘ํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, ์ด๊ฒƒ์€ sample process ๊ณผ์ •์— ๋ฐฉํ•ด๊ฐ€ ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  • Garnet โ€“ Garnet matrix๋Š” ๋งค์šฐ ๊ณต๊ฒฉ์ ์ด์–ด์„œ DNA ๋ถ„๋ฆฌ์—๋Š” ๋งค์šฐ ํšจ๊ณผ์ ์ด์ง€๋งŒ RNA ๋ฐ ๋‹จ๋ฐฑ์งˆ ๋ถ„๋ฆฌ ์‘์šฉ ๋ถ„์•ผ์—๋Š” ์ž ์žฌ์ ์œผ๋กœ ๋„ˆ๋ฌด ๊ฐ•ํ•œ ์กฐ๊ฑด์ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ํ™”ํ•™์ ์œผ๋กœ ๋ถˆํ™œ์„ฑ ์ƒํƒœ์—ฌ์„œ ํ•ต์‚ฐ์— ๊ฒฐํ•ฉํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. Zirconium๊ณผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜๋ฉด ๊ฑฐ์˜ ๋ชจ๋“  ์ƒ˜ํ”Œ์„ ์šฉํ•ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
์˜ฌ๋ฐ”๋ฅธ ๋น„๋“œ ๊ตฌ์„ฑ ์„ ํƒ

ํŒŒ์‡„ ๋น„๋“œ์˜ ํฌ๊ธฐ, ๋ชจ์–‘ ๋ฐ ์žฌ์งˆ์˜ ์กฐํ•ฉ์€ ๋‹จ์ผ ์ƒ˜ํ”Œ ๋‚ด์—์„œ ์„ธํฌ ํŒŒ์‡„๋ฅผ ์ตœ์ ํ™”ํ•˜๋Š” ๋ฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค. ์‹œ์ค‘์—๋Š” ๋ฐ”๋กœ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ๊ณ ํ’ˆ์งˆ์˜ ํŒŒ์‡„์šฉ ๋น„๋“œ ์ œํ’ˆ๋“ค์ด ์ƒ์šฉํ™” ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, MP Bio๋Š” ๊ต์ฐจ ์˜ค์—ผ์€ ๋ฐฉ์ง€ํ•˜๊ณ , ๋ชจ๋“  ์ƒ˜ํ”Œ ์œ ํ˜• ๋ฐ ์‘์šฉ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋†’์€ ์ˆ˜์œจ๋กœ ํ•ต์‚ฐ ๋ฐ ๋‹จ๋ฐฑ์งˆ์„ ์‹ ์†ํ•˜๊ฒŒ ์ถ”์ถœํ•˜๋„๋ก ์ตœ์ ํ™”๋œ lysing beads and matrices ์™€ BiopulverizerTM Lysing Matrix Set์„ ์ œ๊ณตํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

Lysing Matrices

MP Bio์‚ฌ์˜ bead beating tube์ธ lysing matrix๋ฅผ ์‚ฌ์šฉํ•˜์‹œ๋ฉด, ์–ด๋–ค ์ƒ˜ํ”Œ์—์„œ๊ฑด ์žฌ์—ฐ์„ฑ ์žˆ๋Š” ํŒŒ์‡„๊ฒฐ๊ณผ๋ฅผ ๊ฒฝํ—˜ํ•˜์‹ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

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Bead Beating Lysing Matrix ์„ฑ๋Šฅ

๋น„๋“œ ํฌ๊ธฐ, ๋ชจ์–‘, ์žฌ์งˆ ๋ฐ ๊ตฌ์„ฑ์— ๋”ฐ๋ผ ๋‹ฌ๋ผ์ง€๋Š” lysing matrix์˜ ๊ฐ•๋„(aggressiveness)์˜ ๊ด€์ ์—์„œ bead beating ์„ฑ๋Šฅ์— ๋Œ€ํ•ด ๋งํ•˜๊ณ ์ž ํ•ฉ๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ์ž‘์€ ๊ตฌํ˜•์˜ ๋น„๋“œ๋Š” ํฐ ๊ฐ์ง„ ๋น„๋“œ ๋ณด๋‹ค ๋œ ๊ณต๊ฒฉ์ ์ž…๋‹ˆ๋‹ค. ์ €๋ฐ€๋„ ๋ฐ "softer" ๋น„๋“œ๋Š” ๊ณ ๋ฐ€๋„์˜ ๋” ๋‹จ๋‹จํ•œ ๋น„๋“œ ๋ณด๋‹ค ๋œ ๊ณต๊ฒฉ์ ์ž…๋‹ˆ๋‹ค. ์ƒ˜ํ”Œ์„ ํšจ๊ณผ์ ์œผ๋กœ lysis ํ•˜๊ณ  homogenize ํ•  matrix๋ฅผ ์„ ํƒํ•  ๋•Œ ๊ฐ lysing beads์˜ ํŠน์„ฑ์˜ ์˜ํ–ฅ์„ ์ดํ•ดํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. Matrix์˜ ๊ตฌ์„ฑ์ด ๋” ๋ณต์žกํ•  ์ˆ˜ ๋ก ์„ฑ๋Šฅ์„ ์ดํ•ดํ•˜๊ธฐ๊ฐ€ ์–ด๋ ค์›Œ์ง‘๋‹ˆ๋‹ค. ๋‹ค์Œ์€ ๋ช‡ ๊ฐ€์ง€ ์ผ๋ฐ˜์ ์ธ ๊ฐ€์ด๋“œ์ž…๋‹ˆ๋‹ค:

  • ๊ฐ€์žฅ ๋œ ๊ณต๊ฒฉ์ ์ธ ๋งคํŠธ๋ฆญ์Šค๋Š” ์ž‘๊ณ  ๋ฐ€๋„๊ฐ€ ๋‚ฎ๊ณ  ๋œ ๋‹จ๋‹จํ•œ ๊ตฌ์ฒด์ž…๋‹ˆ๋‹ค. ์ด๋กœ ์ธํ•ด ์ค‘๊ฐ„ ์ •๋„์˜ ์ถฉ๊ฒฉ์ด ์žˆ๋Š” ๋‚ฎ์€ ์ „๋‹จ๋ ฅ์ด ๋ฐœ์ƒํ•˜๋ฉฐ ์„ธํฌ๋ฒฝ์ด ๋ถ€๋“œ๋Ÿฝ๊ณ  ์„ธํฌ ํฌ๊ธฐ๊ฐ€ ์ž‘์€ ์ƒ˜ํ”Œ์— ๊ฐ€์žฅ ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.

  • ๊ฐ€์žฅ ๊ณต๊ฒฉ์ ์ธ ๋งคํŠธ๋ฆญ์Šค๋Š” ํฌ๊ณ  ๊ฐ์ง„ ๊ณ ๋ฐ€๋„ ๋น„๋“œ์ž…๋‹ˆ๋‹ค. ์ด๋กœ ์ธํ•ด ๋†’์€ ์ถฉ๊ฒฉ๊ณผ ํ•จ๊ป˜ ๋†’์€ ์ „๋‹จ๋ ฅ์ด ๋ฐœ์ƒํ•˜๋ฉฐ ํƒ„์„ฑ ์„ธํฌ๋ฒฝ๊ณผ ์ค‘๊ฐ„ ํฌ๊ธฐ์—์„œ ํฐ ์„ธํฌ ํฌ๊ธฐ๊ฐ€ ์žˆ๋Š” ์กฐ๋ฐ€ํ•œ ์ƒ˜ํ”Œ์— ๊ฐ€์žฅ ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.

  • ์ค‘๊ฐ„ ์ •๋„์˜ ๊ณต๊ฒฉ์ ์ธ ๋งคํŠธ๋ฆญ์Šค๋Š” ๋‚ฎ๊ฑฐ๋‚˜ ๋†’์€ ๊ณต๊ฒฉ์ ์ธ ๋งคํŠธ๋ฆญ์Šค ํŠน์„ฑ์„ ๊ฒฐํ•ฉํ•˜์—ฌ ์ƒ์„ฑ๋˜๋ฉฐ ์„ธํฌ๋ฒฝ์ด ๋ถ€์„œ์ง€๊ธฐ ์‰ฝ๊ณ  ์„ธํฌ์˜ ํฌ๊ธฐ๊ฐ€ ์ž‘๊ฑฐ๋‚˜ ํฐ ๋‹จ๋‹จํ•œ ์ƒ˜ํ”Œ์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค. ๋ฐ€๋„์™€ ๊ฒฝ๋„๊ฐ€ ๋‚ฎ์€ ํฌ๊ณ  ๊ฐ์ง„ ์šฉํ•ด ๋งคํŠธ๋ฆญ์Šค๋Š” ์ค‘๊ฐ„์—์„œ ๋†’์€ ์ถฉ๊ฒฉ์œผ๋กœ ์ค‘๊ฐ„ ์ „๋‹จ๋ ฅ์„ ์ƒ์„ฑํ•ฉ๋‹ˆ๋‹ค. ๋˜๋Š” ๊ณ ๋ฐ€๋„์˜ ๋‹จ๋‹จํ•œ ๊ตฌ์ฒด์™€ ๊ฐ™์€ ์ž‘์€ ๋งคํŠธ๋ฆญ์Šค๋Š” ๋‚ฎ์€ ์ „๋‹จ๋ ฅ๊ณผ ๋†’์€ ์ถฉ๊ฒฉ์„ ์œ ๋ฐœํ•ฉ๋‹ˆ๋‹ค.

์ƒ˜ํ”Œ ํƒ€์ž…๊ณผ application์— ๋”ฐ๋ฅธ Bead Beating Technology์˜ ์„ ํƒ

์ƒ˜ํ”Œ์— ๋”ฐ๋ผ ๋ฐ€๋„, ๊ฒฝ๋„ ๋ฐ ์„ธํฌ ํฌ๊ธฐ๊ฐ€ ๋‹ค์–‘ํ•˜๊ธฐ ๋•Œ๋ฌธ์—, ์ƒ˜ํ”Œ์— ๋”ฐ๋ผ ๋‹ค๋ฅธ lysing beads ๋ฐ homogenization ๋ฐฉ์‹์ด ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ๊ทธ๋žŒ ์–‘์„ฑ ๋ฐ ๊ทธ๋žŒ ์Œ์„ฑ ๋ฐ•ํ…Œ๋ฆฌ์•„๋Š” ๋‚ฎ์€ ์ „๋‹จ, ์ค‘๊ฐ„ ์ถฉ๊ฒฉ์„ ์ƒ์„ฑํ•˜๋Š” matrix๋กœ ์ถฉ๋ถ„ํžˆ ์šฉํ•ด๋˜๋Š” ๋ฐ˜๋ฉด, ๋ผˆ ์ƒ˜ํ”Œ์€ ๋†’์€ ์ „๋‹จ, ๋†’์€ ์ถฉ๊ฒฉ์„ ๊ฐ–๋Š” matrix๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๋˜ํ•œ ํŠน์ • application ๋˜๋Š” ๋ถ„๋ฆฌํ•˜๊ณ ์ž ํ•˜๋Š” target molecule(์˜ˆ: DNA, RNA, ๋‹จ๋ฐฑ์งˆ ๋“ฑ)์€ ์ผ๋ถ€ molecule์˜ integrity๊ฐ€ ๋‹ค๋ฅธ molecule ๋ณด๋‹ค ๋” ์ทจ์•ฝํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์–ด๋–ค lysing beads๊ฐ€ ์ ์ ˆํ•œ์ง€ ๊ฒฐ์ •ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

Soft cell wall and small cell size:
  • ์ƒ˜ํ”Œํƒ€์ž… ์˜ˆ์‹œ: Bacteria, Yeast, Algae, Insects, Worms, Mammalian cells, Soil, Sludge
  • ํ•„์š” ์„ฑ๋Šฅ: Least aggressiveโ€”low shear, medium impaction
  • Lysing Matrix ํŠน์„ฑ: lower density, less hardness, spherical, small size
  • Lysing Matrix ์žฌ์งˆ: Silica, ceramic, glass
  • MP Bio Lysing Matrix ์ œ์•ˆ: B, C, D, E, H
Hard, brittle cell wall and large cell size:
  • ์ƒ˜ํ”Œํƒ€์ž… ์˜ˆ์‹œ: Bacteria, Yeast & Fungi, Wood, Seeds, Leaf, Coral Emulsions
  • ํ•„์š” ์„ฑ๋Šฅ:Moderately aggressiveโ€”medium shear, medium to high impaction
  • Lysing Matrix ํŠน์„ฑ: lower density, less hardness, angular shape, larger size
  • Lysing Matrix ์žฌ์งˆ: Silicon carbide, zirconium oxide and ceramic
  • MP Bio Lysing Matrix ์ œ์•ˆ: F, G, J
Hard, brittle cell wall and small to large cell size:
  • ์ƒ˜ํ”Œํƒ€์ž… ์˜ˆ์‹œ: Seeds, Whole Insects, Bone, Non-viable Tissues, Skeletal Muscle
  • ํ•„์š” ์„ฑ๋Šฅ: Moderately aggressiveโ€”low shear, high impaction
  • Lysing Matrix ํŠน์„ฑ:higher density, more hardness, spherical, small size
  • Lysing Matrix ์žฌ์งˆ: Stainless steel, yttria-stabilized zirconium oxide beads, zirconium silicate
  • MP Bio Lysing Matrix ์ œ์•ˆ: I, K, S, SS, Y, Z
Dense, elastic cell wall and medium to large cell size:
  • ์ƒ˜ํ”Œํƒ€์ž… ์˜ˆ์‹œ: Bone, Plant Needles
  • ํ•„์š” ์„ฑ๋Šฅ: Most aggressiveโ€”high shear, high impaction
  • Lysing Matrix ํŠน์„ฑ: higher density, more hardness, angular shape, larger size
  • Lysing Matrix ์žฌ์งˆ: Garnet matrix, large satellites, large ceramic beads
  • MP Bio Lysing Matrix ์ œ์•ˆ: A, M

ํšจ๊ณผ์ ์œผ๋กœ ์ƒ˜ํ”Œ์„ lysis ๋ฐ homogenization ํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ƒ˜ํ”Œ ์งˆ๋Ÿ‰, ์šฉ๊ธฐ ๋ถ€ํ”ผ ๋ฐ lysing matrix ์‚ฌ์ด์˜ ๊ท ํ˜•์„ ์ฐพ๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ์ผ๋ฐ˜์ ์œผ๋กœ ์ƒ˜ํ”Œ์€ ์šฉ๊ธฐ ๋ถ€ํ”ผ์˜ 1/3์„ ์ดˆ๊ณผํ•ด์„œ๋Š” ์•ˆ ๋˜๋ฉฐ lysing matrix๋Š” 1/3์„ ์ดˆ๊ณผํ•˜์ง€ ์•Š์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.

MP Bio์—์„œ๋Š” ์ƒ˜ํ”Œ์— ์ ํ•ฉํ•œ lysing matrix๋ฅผ ์‰ฝ๊ฒŒ ์„ ํƒํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ, 2mL ~ 50mL ๋ฒ”์œ„์˜ ๋ฐ”๋กœ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋Š” lysing matrix tube์™€ 96-well racks์„ ๊ณต๊ธ‰ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. FastPrepยฎ Lysing Matrix tubes ๋Š” ๋‚ฎ์€ ์ถฉ๊ฒฉ์—์„œ ๋†’์€ ์ถฉ๊ฒฉ๊นŒ์ง€ ๋‹ค์–‘ํ•œ ์ œํ’ˆ์ด ๊ตฌ๋น„๋˜์–ด ์žˆ์–ด ์„ธํฌ๋ฒฝ์ด ๋”ฑ๋”ฑํ•˜๊ฑฐ๋‚˜ ๋ถ€๋“œ๋Ÿฝ๊ฑฐ๋‚˜ ์ƒ๊ด€์—†์ด ๋ชจ๋“  ์ƒ˜ํ”Œ ์œ ํ˜•์„ ํŒŒ์‡„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

Lysing Matrix A

๋™๋ฌผ, ์‹๋ฌผ, ๋ฏธ์ƒ๋ฌผ์„ ํฌํ•จํ•œ ๋Œ€๋ถ€๋ถ„์˜ ์ƒ˜ํ”Œํƒ€์ž…์— ์ ์šฉ๊ฐ€๋Šฅํ•œ ๋‹ค๋ชฉ์  lysing matrix์ž…๋‹ˆ๋‹ค.

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Bead Beating Systems

์„ฑ๊ณต์ ์ธ lysis ๋ฐ homogenization์„ ์œ„ํ•ด ์ƒ˜ํ”Œ์€ lysing matrix๋กœ ๊ฐ•๋ ฅํ•˜๊ฒŒ agitation ๋˜์–ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. ์†Œ์šฉ๋Œ์ด ๋ฐฉ์‹์˜ ์›€์ง์ž„์„ ๊ฐ€์ง„ vortex์˜ ๊ฒฝ์šฐ ๋ฏธ์ƒ๋ฌผ์„ ํŒŒ์‡„ํ•˜๋Š” ๋ฐ ์‚ฌ์šฉํ•  ์ˆ˜๋Š” ์žˆ์ง€๋งŒ bead beating ์žฅ๋น„์— ๋น„ํ•ด ํšจ์œจ์ด ๋–จ์–ด์ง€๊ณ  ์กฐ์ง์˜ homogenization์—๋Š” ํšจ๊ณผ๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค. ๋‹ค์–‘ํ•œ ์ƒ˜ํ”Œ ์œ ํ˜•์„ ์ฒ˜๋ฆฌํ•˜๋Š” ์‹คํ—˜์‹ค์˜ ๊ฒฝ์šฐ ํŠœ๋ธŒ๋ฅผ ์ง„๋™์‹œํ‚ค๋Š” bead beating devices ๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์ด ์ด์ƒ์ ์ด๋ฉฐ, ์ด๋ฅผ ํ†ตํ•ด ๋” ๋‚˜์€ grinding ๋ฐ mechanical tissue homogenization์ด ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค.

FastPrep96๊ณผ ๊ฐ™์€ high throughput homogenizer์˜ ๊ฒฝ์šฐ lysing matrix์˜ ์šด๋™ ์—๋„ˆ์ง€๋ฅผ ์ƒ˜ํ”Œ์— ์ง‘์ค‘์‹œํ‚ค๋Š” linear motion์„ ์‚ฌ์šฉํ•˜๋ฉฐ, ๋‹ค๋ฅธ ํ˜•ํƒœ์˜ ํŠœ๋ธŒ ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ deep well plate ์—์„œ๋„ ์ƒ˜ํ”Œ์„ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

FastPrep-24โ„ข 5G ๋น„๋“œ ํ˜ธ๋ชจ๊ฒŒ๋‚˜์ด์ € ์‹œ์Šคํ…œ

์–ด๋–ค ๊ฒฌ๊ณ ํ•œ ์ƒ˜ํ”Œ๋„ 40์ดˆ ์ „ํ›„๋กœ ํŒŒ์‡„ํ•  ์ˆ˜ ์žˆ๋Š” MP Bio์˜ ์‹ ๋ขฐํ•  ์ˆ˜ ์žˆ๋Š” bead beating system์ž…๋‹ˆ๋‹ค.

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ํŠน์ˆ˜ ์‘์šฉ๋ถ„์•ผ๋ฅผ ์œ„ํ•œ Bead Beating

๋‹จ๋‹จํ•œ ์”จ์•—, ๋ผˆ, ์•”์„ ๋˜๋Š” ๋‚˜๋ฌด์™€ ๊ฐ™์€ ํŠนํžˆ ์ €ํ•ญ์„ฑ์ด ๊ฐ•ํ•œ ์ƒ˜ํ”Œ์€ ํšจ๊ณผ์ ์ธ grinding, lysing, homogenization์„ ์œ„ํ•ด ๋ณด๋‹ค ๊ณต๊ฒฉ์ ์ธ bead beating์ด ํ•„์š”ํ•˜๋ฉฐ, ์ƒ˜ํ”Œ์˜ integrity๋ฅผ ์œ ์ง€ํ•˜๊ณ  ์˜ค์—ผ์„ ๋ฐฉ์ง€ํ•˜๊ธฐ ์œ„ํ•ด ํŠน์ • ํŒŒ์‡„ ์กฐ๊ฑด์ด ํ•„์š”ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

ํŠน์ˆ˜ ์‘์šฉ๋ถ„์•ผ์˜ ํŒŒ์‡„ ์˜ˆ๋กœ๋Š” ๋งค์šฐ ๋‹จ๋‹จํ•˜๊ฑฐ๋‚˜ ํŒŒ์‡„๊ฐ€ ์–ด๋ ค์šด ์ƒ˜ํ”Œ์˜ dry grinding์ด ์žˆ๋Š”๋ฐ, ์ด๋Š” ์—ด์„ ๋ฐœ์ƒ์‹œ์ผœ ํ”Œ๋ผ์Šคํ‹ฑ ํŠœ๋ธŒ์— ์†์ƒ์„ ์ค„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ ๊ทน์ €์˜จ์˜ ์˜จ๋„์—์„œ cryogenic homogenization ๋„ ํ”Œ๋ผ์Šคํ‹ฑ ํŠœ๋ธŒ์˜ ์†์ƒ์„ ์•ผ๊ธฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋น„์ƒ๋ฌผํ•™์  ์ƒ˜ํ”Œ(non-biological sample) ๋˜๋Š” ํ”Œ๋ผ์Šคํ‹ฑ ์˜ค์—ผ์ด ์šฐ๋ ค๋˜๋Š” ๋ฒ•์˜ํ•™ ์ƒ˜ํ”Œ( forensics ), ํ”Œ๋ผ์Šคํ‹ฑ ์žฌ์งˆ๊ณผ ํ˜ธํ™˜๋˜์ง€ ์•Š๋Š” ์œ ๊ธฐ์šฉ๋งค ๋˜๋Š” ํ™”ํ•™๋ฌผ์งˆ ์‚ฌ์šฉ ๋“ฑ๋„ ํ•ด๋‹น๋ฉ๋‹ˆ๋‹ค. ์ด๋Ÿฐ ์œ ํ˜•์˜ ์‘์šฉ๋ถ„์•ผ์˜ ๊ฒฝ์šฐ MP Bio ์‚ฌ์˜ FastPrep-24TM ์žฅ๋น„์™€ ๊ฐ™์€ ํŠนํ™”๋œ bead beater/ homogenizer์™€ stainless steel bead beating tubes๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์ด ์ด์ƒ์ ์ž…๋‹ˆ๋‹ค.

Metal Lysing Tube , 2 mL, with grinding cylinder

Stainless steel ์žฌ์งˆ์˜ lysing matrix tube ์™€ cylinder๋Š” ๊ฐ€์žฅ ๊ฒฌ๊ณ ํ•˜๊ณ  ํŒŒ์‡„๊ฐ€ ์–ด๋ ค์šด ์ƒ˜ํ”Œ๋“ค์„ grinding, lysis, homogenizationํ•˜๋Š”๋ฐ ์ด์ƒ์ ์ž…๋‹ˆ๋‹ค.

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์š”์•ฝ

Bead beating์€ ์ƒ๋ช…๊ณผํ•™ ์—ฐ๊ตฌ์— ์žˆ์–ด ์‹๋ฌผ, ๋ฏธ์ƒ๋ฌผ, ์ธ์ฒด ์กฐ์ง๊ณผ ๊ฐ™์€ ์ƒ๋ฌผํ•™์  ์ƒ˜ํ”Œ์„ ๋ฌผ๋ฆฌ์ ์œผ๋กœ ํŒŒ์‡„์‹œํ‚ค๋Š” ํšจ๊ณผ์ ์ธ ์ ‘๊ทผ๋ฒ•์ž…๋‹ˆ๋‹ค. Lysing matrix์˜ ํฌ๊ธฐ, ๋ชจ์–‘, ์žฌ์งˆ ๋ฐ ๊ตฌ์„ฑ์— ๋”ฐ๋ผ ์ž‘์šฉ ๋ฐฉ์‹์ด ๊ฒฐ์ •๋˜๊ธฐ ๋•Œ๋ฌธ์— ์ ์ ˆํ•œ lysing matrix ๋ฐ lysing beads๋ฅผ ์„ ํƒํ•˜๊ธฐ ์œ„ํ•ด์„œ๋Š” ์ƒ˜ํ”Œ ํƒ€์ž…, ์›ํ•˜๋Š” ํŒŒ์‡„ ๊ฒฐ๊ณผ ๋ฐ target molecule(์˜ˆ: DNA, RNA ๋˜๋Š” ๋‹จ๋ฐฑ์งˆ)๋“ฑ์„ ๊ณ ๋ คํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค. MP Biomedicals์—์„œ๋Š” ๋ชจ๋“  ์ƒ˜ํ”Œ ํƒ€์ž…์— ๋Œ€ํ•œ bead beating ์ž๋ฃŒ ๋ฐ ์†”๋ฃจ์…˜์„ ์ฐพ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

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