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SILVER ๋“ฑ๊ธ‰์˜ ํŒ๋งค์ž ์ž๋ฃŒ

[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜2_2์ฐจ ํ’€๋ ˆํฌํŠธ_TA Cloning๊ณผ Mini-Prep, Restriction enzyme & Gel electrophoresis

14 ํŽ˜์ด์งฟ’
์›Œ๋“œ
์ตœ์ดˆ๋“ฑ๋ก์ผ 2024.07.13 ์ตœ์ข…์ ฟ’์ž‘์ผ 2023.10
14P ๋ฏธ๋้ฉ๋ณด๊ธฐ
[A]์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜2_2์ฐจ ํ’€๋ ˆํฌํŠธ_TA Cloning๊ณผ Mini-Prep, Restriction enzyme & Gel electrophoresis
  • ๋ฏธ๋้ฉ๋ณด๊ธฐ

    ์†Œ๊ฐœ

    "์„œ๊ฐ•๋Œฟ’ํ•™๊ป“ ํ˜„๋Œ€์ƒ๋ฌผํ•™์”„ํ—˜2_2์ฐจ ํ’€๋ ˆํฌํŠธ_TA Cloning๊ณผ Mini-Prep, Restriction enzyme & Gel electrophoresis"์— ๋Œ€ํ•œ ๋‚ด์šฉ์ž…๋‹ˆ๋‹ค.

    ๋ชฉ์ฐจ

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

    ๋ณธ๋ๅฉ๋‚ด์šฉ

    Target gene์„ ์ž„์˜์˜ vector์— ์‚ฝ์ž…ํ•œ ๋‹ค์Œ ์„ธํฌ์— ์ฃผ์ž…ํ•˜์—ฌ ์ฆํญ์‹œํ‚ค๋Š” ๊ธฐ๋ฒ•์„ Cloning์ด๋ผ ํ•˜๋ฉฐ, ๋ณธ ์‹คํ—˜์—์„œ๋Š” T vector๋ฅผ ์ด์šฉํ•˜์—ฌ TA cloning์„ ์ง„ํ–‰ํ•˜๊ณ , ์ถ”์ถœํ•˜์—ฌ ์–ป์–ด๋‚ธ plasmid DNA์˜ insert DNA๋ฅผ ๋‹ค์‹œ ํšŒ์ˆ˜ํ•˜๋Š” ๊ฒƒ์„ ๋ชฉ์ ์œผ๋กœ ํ•œ๋‹ค. Vector์™ฟ’ insert๋Š” molar ratio 1:3์œผ๋กœ 1.8ul๋ฅผ ์ฃผ์ž…ํ•ด์ฃผ์—ˆ์œผ๋ฉฐ, T-vector์— insert DNA๊ฐ€ ์ •์ƒ์ ์œผ๋กœ ๋“ค์–ด๊ฐ”๋Š”์ง€ Lac-Z selection์„ ํ†ตํ•ด blue colony์™ฟ’ white colony๊ฐ€ ์ƒ์„ฑ๋œ ๊ฒƒ์„ ํ™•์ธํ•˜์˜€์œผ๋ฉฐ, ๊ทธ ์ค‘ white colony๋ฅผ ๋”ฐ์„œ Alkaline lysis Mini-Prep๊ธฐ๋ฒ•์„ ํ†ตํ•ด Alkaline ์ƒํƒœ์—์„œ plasmid DNA๊ณผ linear DNA์˜ denaturation ์ •๋„๊ฐ€ ๋‹ค๋ฅธ ๊ฒƒ์„ ์ด์šฉํ•ด plasmid DNA๋ฅผ ๋ถ„๋ฆฌํ•˜์˜€๋‹ค. ๋ถ„๋ฆฌ๋œ plasmid DNA์˜ ์ „๊ธฐ์˜๋™ ๊ฒฐ๊ณผ๋Š” 4500bp์™ฟ’ 2000bp์˜ band๋ฅผ ํ˜•์„ฑํ•˜๋ฉฐ, plasmid DNA์˜ ๋‹ค์–‘ํ•œ conformation์œผ๋กœ ์ธํ•ด ๋‚˜ํƒ€๋‚˜๋Š” ๊ฒƒ์„ ํ™•์ธํ•˜์˜€์œผ๋ฉฐ, ์ œํ•œํšจ์†Œ์ธ Hindโ…ข์™ฟ’ Ndeโ… ๋ฅผ ์ด์šฉํ•˜์—ฌ plasmid DNA์— ๋“ค์–ด์žˆ๋Š” insert DNA๋ฅผ ๋ถ„๋ฆฌํ•ด์ฃผ์—ˆ๋‹ค. ์ „๊ธฐ์˜๋™์„ ํ†ตํ•ด ์•Œ์•„๋ณธ enzyme cut ๊ฒฐ๊ณผ๋Š” 750bp์™ฟ’ 3000bp์—์„œ band๊ฐ€ ํ˜•์„ฑ๋จ์„ ๊ด€์ฐฐํ•  ์ˆ˜ ์žˆ๊ณ , ์ด๋Š” ์ œํ•œํšจ์†Œ ์ฒ˜๋ฆฌ๊ฐ€ ์ •์ƒ์ ์œผ๋กœ ์ด๋ค„์ง์„ ์˜๋ฏธํ•œ๋‹ค. Uncut์˜ ๋‹ค์–‘ํ•œ band๋Š” plasmid DNA์˜ ์—ฌ๋Ÿฌ๊ฐ€์ง€ conformation์œผ๋กœ ์ธํ•ด ๋‚˜ํƒ€๋‚œ ๊ฒฐ๊ณผ์ด๊ณ , ์ดํ›„ ์‚ฌ์šฉํ•  pET21a vector๋„ ์ ˆ๋‹จํ•˜์˜€๋‹ค. ํก๊ด‘๋„์™ฟ’ Beer-Lambert Law๋ฅผ ์ด์šฉํ•˜์—ฌ ๊ตฌํ•œ insert DNA๋†๋„๋Š” 6.5ug/ml์ด๊ณ  vector DNA๋†๋„๋Š” 9.75ug/ml์ž„์„ ์•Œ ์ˆ˜ ์žˆ๋‹ค. alkaline phosphatase๋ฅผ ์ฃผ์ž…ํ•˜์—ฌ 5โ€™์˜ phosphate๋ฅผ ์ œ๊ฑฐ

    ์ฐธ๊ณ ์ž๋ฃŒ

    ยท HADJEB, Noureddine; BERKOWITZ, Gerald A (1996) Preparation of T-overhang vectors with high PCR product cloning efficiency. Biotechniques, 20.1: 20-22.
    ยท Richard R. Sinden (24 November 1994). DNA Structure and Function. Academic Press Inc. p. 97. ISBN 978-0126457506.
    ยท HEMMATI, Elisa; HUANG, Michelle. (2019) Modifications to Bacterial Growth Conditions and Mini-Prep Procedure for Maximizing DNA Yield. Simon Fraser University Science Undergraduate Research Journal, 4: 38-46.
    ยท Dave Nelson, Michael Cox (2021) Lehninger principles of biochemistry, eighth edition, W. H. Freeman, pp.1155-1179
    ยท Geoffrey M. Cooper (2019), The Cell_ A Molecular Approach, 8th ed, Oxford University Press, pp.129-136
    ยท Neil A. Campbell et al. (2017) - Biology_ A Global Approach (Global Edition) 11 edition, Pearson, pp.450-455
  • Easy Ai ์š”์•ฝ

    ์ด ๋ฌธ์„œ๋Š” TA cloning์„ ํ†ตํ•ด target gene์„ vector์— ์‚ฝ์ž…ํ•˜๊ณ , Mini-prep์œผ๋กœ plasmid DNA๋ฅผ ์ถ”์ถœํ•œ ๋’ค ์ œํ•œํšจ์†Œ ์ฒ˜๋ฆฌ ๋ฐ ์ „๊ธฐ์˜๋™ ๋ถ„์„์„ ์ˆ˜ํ–‰ํ•œ ์‹คํ—˜ ๊ฒฐ๊ณผ๋ฅผ ์ƒ์„ธํžˆ ๊ธฐ์ˆ ํ•˜๊ณ  ์žˆ๋‹ค. ์‹คํ—˜ ๊ณผ์ •์—์„œ Lac-Z selection์„ ํ†ตํ•ด ์ •์ƒ์ ์ธ TA cloning์„ ํ™•์ธํ•˜์˜€๊ณ , Mini-prep์œผ๋กœ ์ถ”์ถœํ•œ plasmid DNA์˜ ๋‹ค์–‘ํ•œ conformation์„ ๊ด€์ฐฐํ•˜์˜€์œผ๋ฉฐ, ์ œํ•œํšจ์†Œ ์ฒ˜๋ฆฌ ๊ฒฐ๊ณผ๋กœ๋ถ€ํ„ฐ insert DNA์˜ ์ •์ƒ์ ์ธ ์‚ฝ์ž…์„ ํ™•์ธํ•˜์˜€๋‹ค. ๋˜ํ•œ Beer-Lambert Law๋ฅผ ํ™œ์šฉํ•˜์—ฌ DNA ๋†๋„๋ฅผ ์ •๋Ÿ‰ํ™”ํ•˜์˜€๋‹ค. ์‹คํ—˜ ๊ฒฐ๊ณผ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ cloning ํšจ์œจ ์ฆ๋Œ€ ๋ฐฉ์•ˆ, plasmid DNA ์ˆ˜์œจ ํ–ฅ์ƒ ๋ฐฉ๋ฒ•, ์ œํ•œํšจ์†Œ ํ™œ์šฉ ๋“ฑ์— ๋Œ€ํ•œ ๊ณ ์ฐฐ์„ ์ œ์‹œํ•˜๊ณ  ์žˆ๋‹ค. ์ „๋ฐ˜์ ์œผ๋กœ ์‹คํ—˜ ๊ณผ์ •๊ณผ ๊ฒฐ๊ณผ๋ฅผ ์ฒด๊ณ„์ ์ด๊ณ  ์ƒ์„ธํ•˜๊ฒŒ ๊ธฐ์ˆ ํ•˜๊ณ  ์žˆ์–ด, ์œ ์‚ฌํ•œ ์‹คํ—˜์„ ์ˆ˜ํ–‰ํ•˜๊ณ ์ž ํ•˜๋Š” ์—ฐ๊ตฌ์ž๋“ค์—๊ฒŒ ์œ ์šฉํ•œ ์ •๋ณด๋ฅผ ์ œ๊ณตํ•  ๊ฒƒ์œผ๋กœ ํŒ๋‹จ๋œ๋‹ค.
  • ์ž๋ฃŒํ›„๊ธฐ

    Ai ๋ฆฌ๋ทฐ
    ๋ณธ ์‹คํ—˜์€ TA cloning๊ณผ Mini-prep, ์ œํ•œํšจ์†Œ ์ฒ˜๋ฆฌ ๋“ฑ ๋‹ค์–‘ํ•œ ์‹คํ—˜ ๊ธฐ๋ฒ•์„ ํ™œ์šฉํ•˜์—ฌ plasmid DNA๋ฅผ ๋ถ„์„ํ•˜๊ณ , ๊ทธ ๊ฒฐ๊ณผ๋ฅผ ์ข…ํ•ฉ์ ์œผ๋กœ ๊ณ ์ฐฐํ•˜๊ณ  ์žˆ๋‹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
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    ์ฑ—๋ด‡์œผ๋กœ ๊ฐ„ํŽธํ•˜๊ฒŒ ์ƒ๋‹ดํ•ด๋ณด์„ธ์š”.
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