SILVER
SILVER ๋“ฑ๊ธ‰์˜ ํŒ๋งค์ž ์ž๋ฃŒ

[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜4_2์ฐจ ํ’€๋ ˆํฌํŠธ__Wnt,B-catenin signaling activation

"[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜4_2์ฐจ ํ’€๋ ˆํฌํŠธ__Wnt,B-catenin signaling activation"์— ๋Œ€ํ•œ ๋‚ด์šฉ์ž…๋‹ˆ๋‹ค.
10 ํŽ˜์ด์งฟ’
์›Œ๋“œ
์ตœ์ดˆ๋“ฑ๋ก์ผ 2025.02.23 ์ตœ์ข…์ ฟ’์ž‘์ผ 2024.10
10P ๋ฏธ๋้ฉ๋ณด๊ธฐ
[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜4_2์ฐจ ํ’€๋ ˆํฌํŠธ__Wnt,B-catenin signaling activation
  • ๋ฏธ๋้ฉ๋ณด๊ธฐ

    ์†Œ๊ฐœ

    "[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜4_2์ฐจ ํ’€๋ ˆํฌํŠธ__Wnt,B-catenin signaling activation"์— ๋Œ€ํ•œ ๋‚ด์šฉ์ž…๋‹ˆ๋‹ค.

    ๋ชฉ์ฐจ

    1. Abstract
    2. Introduction
    3. Materials & Methods
    4. Results
    5. Discussion

    ๋ณธ๋ๅฉ๋‚ด์šฉ

    ฮฒ-catenin์€ ์„ฑ์žฅ๊ณผ ์œ ์ง€์— ์ค‘์š”ํ•œ gene์˜ transcription์„ regulationํ•˜๋Š” ๊ธฐ๋Šฅ์„ ๊ฐ–๋Š”๋‹ค. ฮฒ-catenin๋Š” Wnt signal์˜ ์ฃผ์š”ํ•œ mediator๋กœ, ์ผ๋ฐ˜์ ์œผ๋กœ GSK3 ๊ฐ™์€ kinase๋“ค์ด ฮฒ-catenin์„ ์ธ์‚ฐํ™” ์‹œํ‚ค๊ฒŒ ๋˜๊ณ  ฮฒ-TrCP์— ์˜ํ•ด ubiquitination๋˜์–ด ๋ถ„ํ•ด๋˜๊ฒŒ ๋œ๋‹ค. ฮฒ-catenin์€ ํ•ต์œผ๋กœ ์ด๋™ํ•˜์—ฌ TCF/LEF์™ฟ’ ๊ฐ™์€ transcription factor์™ฟ’ ๊ฒฐํ•ฉํ•˜์—ฌ ์„ฑ์žฅ์— ๋„์›€์ด ๋˜๋Š” gene์„ ์ „์‚ฌํ•˜๊ฒŒ ํ•˜๋Š” ์—ญํ• ์„ ์ˆ˜ํ–‰ํ•œ๋‹ค. ๋ณธ ์‹คํ—˜์—์„œ ฮฒ-catenin์ด ํฌํ•จ๋œ vector๋ฅผ HEK293T cell์— transfectionํ•˜์—ฌ Wnt signaling pathway๋ฅผ ๊ด€์ฐฐํ•˜์˜€๋‹ค. GFP-tagged ฮฒ-catenin์ด ๋ฐœํ˜„๋œ cell๋“ค์„ ํ˜•๊ด‘ํ˜„๋ฏธ๊ฒฝ์œผ๋กœ ๊ด€์ฐฐํ•˜๊ณ , ์ดํ›„ LiCl์˜ ์ฒ˜๋ฆฌ ์œ ๋ฌด์— ๋”ฐ๋ฅธ ฮฒ-catenin์˜ ๋ฐœํ˜„๋Ÿ‰ ์ฐจ์ด๋ฅผ ์•Œ์•„๋ณด์•˜๋‹ค. ํ˜•๊ด‘ ํ˜„๋ฏธ๊ฒฝ์„ ํ†ตํ•ด ฮฒ-catenin์€ ์„ธํฌ์งˆ์ด๋‚˜ ํ•ต์— ๊ณจ๊ณ ๋ฃจ ๋ถ„ํฌ๋˜์–ด ์žˆ๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€๋‹ค. Cell lysis๋ฅผ ์ง„ํ–‰ ํ›„ Bradford assay๋ฅผ ํ†ตํ•ด western blotting์„ ์œ„ํ•œ protein quantitation์„ ์‹ค์‹œํ•˜์˜€๊ณ , SDS-PAGE๋ฅผ ์ง„ํ–‰ํ•œ ๋‹จ๋ฐฑ์งˆ์„ antibody์™ฟ’ BCIP/NBT ํ†ตํ•ด visualizationํ•˜์˜€๋‹ค. 135kDa์—์„œ band๋ฅผ ๊ด€์ฐฐํ•  ์ˆ˜ ์žˆ์—ˆ์œผ๋ฉฐ, LiCl์„ ์ฒ˜๋ฆฌํ•œ ์ชฝ์ด ๋”์šฑ ์„ ๋ช…ํ•œ band๋ฅผ ์–ป์„ ์ˆ˜ ์žˆ์—ˆ๋‹ค. ์ดํ›„, image J๋ฅผ ํ†ตํ•ด ๋‘ band์˜ intensity๋ฅผ ์ธก์ •ํ•ด์ฃผ์—ˆ์œผ๋ฉฐ, LiCl+์™ฟ’ LiCl-์˜ relative intensity๋ฅผ ๊ณ„์‚ฐํ•œ ๊ฒฐ๊ณผ LiCl-์— ์ƒ๋Œ€์ ์ธ LiCl+์˜ intensity๋Š” ์•ฝ 1.7๋ฐฐ ๋†’๊ฒŒ ์ธก์ •๋˜์—ˆ๋‹ค.
    Introduction
    Transfection์€ ์™ธ๋ž˜ ์œ ์ „์ž๋ฅผ ํฌํ•จํ•œ ์™ธ๋ถ€์˜ genetic information์„ ์ง„ํ•ต์„ธํฌ ๋‚ด๋กœ ๋„์ž…ํ•˜๋Š” ๋ฐฉ๋ฒ•์œผ๋กœ..

    <์ค‘ ๋žต>

    ์ฐธ๊ณ ์ž๋ฃŒ

    ยท Montgomery E, Folpe AL. The diagnostic value of beta-catenin immunohistochemistry. Adv Anat Pathol. 2005 Nov;12(6):350-6. doi: 10.1097/01.pap.0000194628.58501.71.
    ยท Thomas, P., & Smart, T. G. (2005). HEK293 cell line: a vehicle for the expression of recombinant proteins. Journal of pharmacological and toxicological methods, 51(3), 187-200.
    ยท Tan, E., Chin, C. S. H., Lim, Z. F. S., & Ng, S. K. (2021). HEK293 cell line as a platform to produce recombinant proteins and viral vectors. Frontiers in bioengineering and biotechnology, 9, 796991.
    ยท Barber, R. D., Harmer, D. W., Coleman, R. A., & Clark, B. J. (2005). GAPDH as a housekeeping gene: analysis of GAPDH mRNA expression in a panel of 72 human tissues. Physiological genomics, 21(3), 389-395.
    ยท Glare, E. M., Divjak, M., Bailey, M. J., & Walters, E. H. (2002). ฮฒ-Actin and GAPDH housekeeping gene expression in asthmatic airways is variable and not suitable for normalising mRNA levels. Thorax, 57(9), 765-770.
  • Easy Ai ์š”์•ฝ

    ์ด ๋ฌธ์„œ๋Š” ฮฒ-catenin์ด wnt ์‹ ํ˜ธ ์ „๋‹ฌ ๊ฒฝ๋กœ์˜ ์ฃผ์š” ๋งค๊ฐœ์ฒด๋กœ์„œ ์—ญํ• ์„ ํ•˜๋ฉฐ, GSK3์— ์˜ํ•ด ์ธ์‚ฐํ™”๋˜์–ด ๋ถ„ํ•ด๋˜๋Š” ๊ณผ์ •์„ ๋‹ค๋ฃน๋‹ˆ๋‹ค. LiCl์€ GSK3 ํ™œ์„ฑ์„ ์–ต์ œํ•˜์—ฌ ฮฒ-catenin์˜ ์•ˆ์ •ํ™”๋ฅผ ์œ ๋„ํ•˜์—ฌ ๋ฐœํ˜„๋Ÿ‰์„ ์ฆ๊ฐ€์‹œํ‚ต๋‹ˆ๋‹ค. ํ˜•๊ด‘ ํ˜„๋ฏธ๊ฒฝ๊ณผ western blotting ๋ถ„์„์„ ํ†ตํ•ด LiCl ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ฮฒ-catenin ๋ฐœํ˜„ ์ฐจ์ด๋ฅผ ํ™•์ธํ•˜์˜€์Šต๋‹ˆ๋‹ค. LiCl์„ ์ฒ˜๋ฆฌํ•œ ์„ธํฌ์—์„œ ์•ฝ 1.7๋ฐฐ ๋†’์€ ฮฒ-catenin ๋ฐœํ˜„์ด ๊ด€์ฐฐ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด LiCl์ด wnt ์‹ ํ˜ธ ์ „๋‹ฌ ๊ฒฝ๋กœ๋ฅผ ํ™œ์„ฑํ™”์‹œ์ผœ ฮฒ-catenin์˜ ์•ˆ์ •ํ™”์™ฟ’ ๋ฐœํ˜„ ์ฆ๊ฐ€๋ฅผ ์œ ๋„ํ•จ์„ ์•Œ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋ณธ ์‹คํ—˜ ๊ฒฐ๊ณผ๋Š” wnt ์‹ ํ˜ธ ์ „๋‹ฌ ์กฐ์ ˆ ๋ฉ”์ปค๋‹ˆ์ฆ˜์„ ์ดํ•ดํ•˜๋Š” ๋ฐ ๋„์›€์ด ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค.
  • ์ž๋ฃŒํ›„๊ธฐ

      Ai ๋ฆฌ๋ทฐ
      ๋ณธ ์‹คํ—˜์€ HEK293T ์„ธํฌ์—์„œ GFP ํƒœ๊ทธ ฮฒ-catenin ๋ฐœํ˜„๊ณผ LiCl ์ฒ˜๋ฆฌ์— ๋”ฐ๋ฅธ ฮฒ-catenin ๋ฐœํ˜„๋Ÿ‰ ๋ณ€ํ™”๋ฅผ ๊ด€์ฐฐํ•˜์˜€์Šต๋‹ˆ๋‹ค.
    • ์ž์ฃผ๋ฌป๋Š”์งˆ๋ๅฉ์˜ ๋‹ต๋ณ€์„ ํ™•์ธํ•ด ์ฃผ์„ธ์š”

      ํ•ดํ”ผ์บ ํผ์Šค FAQ ๋”๋ต–๊ธฐ

      ๊ผญ ์•Œ์•„์ฃผ์„ธ์š”

      • ์ž๋ฃŒ์˜ ์ •๋ณด ๋ฐ ๋‚ด์šฉ์˜ ์ง„์‹ค์„ฑ์— ๋Œ€ํ•˜์—ฌ ํ•ดํ”ผ์บ ํผ์Šค๋Š” ๋ณด์ฆํ•˜์ง€ ์•Š์œผ๋ฉฐ, ํ•ด๋‹น ์ •๋ณด ๋ฐ ๊ฒŒ์‹œ๋ฌผ ์ €์ž‘๊ถŒ๊ณผ ๊ธฐํƒ€ ๋ฒ•์  ์ฑ…์ž„์€ ์ž๋ฃŒ ๋“ฑ๋ก์ž์—๊ฒŒ ์žˆ์Šต๋‹ˆ๋‹ค.
        ์ž๋ฃŒ ๋ฐ ๊ฒŒ์‹œ๋ฌผ ๋‚ด์šฉ์˜ ๋ถˆ๋ฒ•์  ์ด์šฉ, ๋ฌด๋‹จ ์ „์žฌโˆ™๋ฐฐํฌ๋Š” ๊ธˆ์ง€๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค.
        ์ €์ž‘๊ถŒ์นจํ•ด, ๋ช…์˜ˆํ›ผ์† ๋“ฑ ๋ถ„์Ÿ ์š”์†Œ ๋ฐœ๊ฒฌ ์‹œ ๊ณ ๊ฐ๋น„๋ฐ”์นด์ง€๋…ธ Viva์˜ ์ €์ž‘๊ถŒ์นจํ•ด ์‹ ๊ณ ๋น„๋ฐ”์นด์ง€๋…ธ Viva๋ฅผ ์ด์šฉํ•ด ์ฃผ์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.
      • ํ•ดํ”ผ์บ ํผ์Šค๋Š” ๊ตฌ๋งค์ž์™ฟ’ ํŒ๋งค์ž ๋ชจ๋‘๊ฐ€ ๋งŒ์กฑํ•˜๋Š” ์„œ๋น„์Šค๊ฐ€ ๋˜๋„๋ก ๋…ธ๋ ฅํ•˜๊ณ  ์žˆ์œผ๋ฉฐ, ์•„๋ž˜์˜ 4๊ฐ€์ง€ ์ž๋ฃŒํ™˜๋ถˆ ์กฐ๊ฑด์„ ๊ผญ ํ™•์ธํ•ด์ฃผ์‹œ๊ธฐ ๋ฐ”๋ž๋‹ˆ๋‹ค.
        ํŒŒ์ผ์˜ค๋ฅ˜ ์ค‘๋ณต์ž๋ฃŒ ์ €์ž‘๊ถŒ ์—†์Œ ์„ค๋ช…๊ณผ ์‹ค์ œ ๋‚ด์šฉ ๋ถˆ์ผ์น˜
        ํŒŒ์ผ์˜ ๋‹ค์šด๋กœ๋“œ๊ฐ€ ์ œ๋Œ€๋กœ ๋˜์ง€ ์•Š๊ฑฐ๋‚˜ ํŒŒ์ผํ˜•์‹์— ๋งž๋Š” ํ”„๋กœ๊ทธ๋žจ์œผ๋กœ ์ •์ƒ ์ž‘๋™ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ ๋‹ค๋ฅธ ์ž๋ฃŒ์™ฟ’ 70% ์ด์ƒ ๋‚ด์šฉ์ด ์ผ์น˜ํ•˜๋Š” ๊ฒฝ์šฐ (์ค‘๋ณต์ž„์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ๋Š” ๊ทผ๊ฑฐ ํ•„์š”ํ•จ) ์ธํ„ฐ๋„ท์˜ ๋‹ค๋ฅธ ์‚ฌ์ดํŠธ, ์—ฐ๊ตฌ๊ธฐ๊ด€, ํ•™๊ป“, ์„œ์  ๋“ฑ์˜ ์ž๋ฃŒ๋ฅผ ๋„์šฉํ•œ ๊ฒฝ์šฐ ์ž๋ฃŒ์˜ ์„ค๋ช…๊ณผ ์‹ค์ œ ์ž๋ฃŒ์˜ ๋‚ด์šฉ์ด ์ผ์น˜ํ•˜์ง€ ์•Š๋Š” ๊ฒฝ์šฐ
    ๋ฌธ์„œ ์ดˆ์•ˆ์„ ์ƒ์„ฑํ•ด์ฃผ๋Š” EasyAI
    ์•ˆ๋…•ํ•˜์„ธ์š”. ํ•ดํ”ผ์บ ํผ์Šค์˜ ๋ฐฉ๋Œ€ํ•œ ์ž๋ฃŒ ์ค‘์—์„œ ์„ ๋ณ„ํ•˜์—ฌ ๋‹น์‹ ๋งŒ์˜ ์ดˆ์•ˆ์„ ๋งŒ๋“ค์–ด์ฃผ๋Š” EasyAI ์ž…๋‹ˆ๋‹ค.
    ์ €๋Š” ์•„๋ž˜์™ฟ’ ๊ฐ™์ด ์ž‘์—…์„ ๋„์™ฟ’๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์ฃผ์ œ๋งŒ ์ž…๋ ฅํ•˜๋ฉด ๋ชฉ์ฐจ๋ถ€ํ„ฐ ๋ณธ๋ๅฉ๋‚ด์šฉ๊นŒ์ง€ ์ž๋™ ์ƒ์„ฑํ•ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์žฅ๋ฌธ์˜ ์ฝ˜ํ…์ธ ๋ฅผ ์‰ฝ๊ณ  ๋น ๋ฅด๊ฒŒ ์ž‘์„ฑํ•ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค.
    - ์Šคํ† ์–ด์—์„œ ๋ฌด๋ฃŒ ์บ์‹œ๋ฅผ ๊ณ„์ •๋ณ„๋กœ 1ํšŒ ๋ฐœ๊ธ‰ ๋ฐ›์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ง€๊ธˆ ๋ฐ”๋กœ ์ฒดํ—˜ํ•ด ๋ณด์„ธ์š”!
    ์ด๋Ÿฐ ์ฃผ์ œ๋“ค์„ ์ž…๋ ฅํ•ด ๋ณด์„ธ์š”.
    - ์œ ์•„์—๊ฒŒ ์ ํ•ฉํ•œ ๋ฌธํ•™์ž‘ํ’ˆ์˜ ๊ธฐ์ค€๊ณผ ํŠน์„ฑ
    - ํ•œ๊ตญ์ธ์˜ ๊ฐ€์น˜๊ด€ ์ค‘์—์„œ ์ •์‹ ์  ๊ฐ€์น˜๊ด€์„ ์ด๋ฃจ๋Š” ๊ฒƒ๋“ค์„ ๋ฌธํ™”์  ๋ฌธ๋ฒ•์œผ๋กœ ์ •๋ฆฌํ•˜๊ณ , ํ˜„๋Œ€ํ•œ๊ตญ์‚ฌํšŒ์—์„œ ์ผ์–ด๋‚˜๋Š” ์‚ฌ๊ฑด๊ณผ ์‚ฌ๊ณ ๋ฅผ ๋น„๊ตํ•˜์—ฌ ์ž์‹ ์˜ ์˜๊ฒฌ์œผ๋กœ ๊ธฐ์ˆ ํ•˜์„ธ์š”
    - ์ž‘๋ณ„์ธ์‚ฌ ๋…ํ›„๊ฐ
    ํ•ด์บ  AI ์ฑ—๋ด‡๊ณผ ๋Œ€ํ™”ํ•˜๊ธฐ
    ์ฑ—๋ด‡์œผ๋กœ ๊ฐ„ํŽธํ•˜๊ฒŒ ์ƒ๋‹ดํ•ด๋ณด์„ธ์š”.
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    AI ์ฑ—๋ด‡
    ์•ˆ๋…•ํ•˜์„ธ์š”. ํ•ดํ”ผ์บ ํผ์Šค AI ์ฑ—๋ด‡์ž…๋‹ˆ๋‹ค. ๋ฌด์—‡์ด ๊ถ๊ธˆํ•˜์‹ ๊ฐ€์š”?
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