Difference between revisions of "Team:Bordeaux/Template:AchievementsProtocols"

 
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            <h2> Protocols </h2>
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<h5> <b> Making DMSO Competent Cells </b> </h5>
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<h3 align="center"> Protocols </h3>
  
<table cellspacing="0" cellpadding="0" border="1" bgcolor="red" bordercolor="black" width="80%" align="center">
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<p> Our Organisms of Choice is <I>Escherichia coli</I> and <I>Saccharomyces cerevisiae </I>. Listed below are the protocols we used in our lab. </p>
    <caption-top> <b><u>SOB : 1L</b></u></caption>
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    <thead> <!--En-tête du tableau -->
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<h5> Cloning </h5>
    <tr>
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          <th>Final concentration</th>
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          <th>Composent</th>
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          <th>Volume & Mass</th>
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    </tr>
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    </thead>
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    <tbody> <!--Cors du tableau-->
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  <ul>
    <tr>
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      <li><a href="https://static.igem.org/mediawiki/2015/b/b9/PCR_iGEM_Bordeaux_Protocol.pdf" target="_blank"><font size="3" ><B>PCR Methods iGEM Bordeaux</B></font></a></li>
          <td>2%</td>
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      <li><a href="https://static.igem.org/mediawiki/2015/a/a3/E.coli_Competent_Cells_v2.pdf" target="_blank"><font size="3" ><B><I>E.coli</I> Competent Cells</B></font></a></li>
          <td>Bactotryptone</td>
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          <td>20g</td>  
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<li><a href="https://static.igem.org/mediawiki/2015/b/ba/Miniprep_Camilla_V2_.pdf"target="_blank"><font size="3" ><B>Plasmid Extraction using Alkaline Lysis Method</B></font></a></li>
    </tr>
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    <tr>
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  </ul>
          <td>0.5%</td>
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          <td>Yeast Extract</td>
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          <td>5g</td>
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    </tr>
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      <tr>
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<h5> Working with <I>E.coli</I> </h5>
          <td>10mM</td>
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          <td>NaCl</td>
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          <td>2mL (5M stock)</td>
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    </tr>
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    <tr>
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<ul>
          <td>2.5mM</td>
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    <li><a href="https://static.igem.org/mediawiki/2015/6/60/Growing_Medium_of_E.coli_VC.pdf"target="_blank"><font size="3" ><B>Growing Media of <I>E.coli</I></B></font></a>  </li>
          <td>KCl</td>
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          <td>2.5mL (1M stock)</td>  
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    </tr>
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      <tr>
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<li><a href="https://static.igem.org/mediawiki/2015/0/08/E.coli_Curdlan_Purification_V%2A%2A.pdf"target="_blank"><font size="3" ><B><I>E.coli</I> Curdlan Purification</B></font></a> </li>
          <td>10mM</td>
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          <td>MgCl2</td>
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          <td>10mL (1M stock)</td>  
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    </tr>
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      <tr>
 
          <td>10mM</td>
 
          <td>MgSO4</td>
 
          <td>10mL (1M stock)</td>
 
    </tr>
 
 
 
    <tr>
 
    <td colspan="3">pH media o 7 with NaOH, then autoclave</td>
 
    </tr>
 
    </tbody>
 
  
</table>
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<br>
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<p align="left">- Transformation Broth (TB) : 1L</p>
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</ul>
<!--Tableau TB à insérer -->
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<p align="left">1) Mix the Pipes, CaCl2, and KCl in 900 ml of millipore water.
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<h5> Working with <I>S.cerevisiae </I> </h5>
<br> 2) Add NaOH until pH is 6.7 (Don’t worry, dust disappear after pH adjust)
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<br> 3) Add MnCl2 (see above), stir, adjust volume to 1 L
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<br> 4) Filter sterilize (Filters are in a cardboard box below the BET bench)
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<br> 5) Store at 4C. 1L</p>
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<br>  
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<p align="left"> <b>DAY ONE :</b>
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  <ul>
<br> 1) Grow 12 ml overnight culture of favorite strain of E. coli in 2XTY (preheat medium at 37°C before inoculation)
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<br> 2) Make SOB and TB. </p>
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    <li><a href="https://static.igem.org/mediawiki/2015/5/5a/High_Efficiency_Yeast_Transformation_.pdf"target="_blank"><font size="3" ><B>High Efficiency Yeast Transformation</B></font></a> </li>
  
<p align="left"> <b>DAY TWO :</b>
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  <li><a href="https://static.igem.org/mediawiki/2015/7/7d/Genomic_DNA_preparation_from_Yeast_.pdf"target="_blank"><font size="3" ><B> Genomic DNA Preparation from Yeast</B></font></a>  </li>
<br> 1) Keep 5mL of SOB for initial OD.
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<br> 2) Inoculate 1 L SOB with 12 ml overnight culture.
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<br> 3) Grow culture at 18C (this temperature is really important as we see a 10-fold decrease in competency when we
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grow them at room temperature). </p>
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</ul>
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<h5> Curdlan Methods </h5>
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<ul>
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    <li><a href="https://static.igem.org/mediawiki/2015/b/bb/Curdlan_Quantification.pdf"target="_blank"><font size="3" ><B> Curdlan Quantification</B></font></a></li>
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    <li><a href="https://static.igem.org/mediawiki/2015/4/43/Sulfation_of_polysaccharides_by_Sodium_Pyrosulfate_in_Dim%C3%A9thylsulfoxide_VC.pdf"target="_blank"><font size="3" ><B> Sulfation of Curdlan by Sodium Pyrosulfate in Dimethyl Sulfoxide</B></font></a></li>
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 +
 
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</ul>
  
<p align="left"> <b>DAY THREE :</b>
 
<br> 1) Grow cells until A600 0.5-0.7.
 
<br>
 
<br> <i>Subsequent steps should be carried out in the cold room on ice:</i>
 
<br> 2) Put flask on ice for 10 minutes, then spin cells down at 2500xg (3350 RPM) in JLA 8.1 rotor
 
<br> 3) Pour off supernatant
 
<br> 4) Resuspend gently first in 25 ml TB, then add remaining 295 ml (Final 320mL)
 
<br> 5) Leave on ice for 5 minutes
 
<br> 6) Spin down again at 2500xg for 10 minutes
 
<br> 7) Resuspend cells in 40 ml TB
 
<br> 8) Add 3 ml of DMSO dropwise while gently shaking [final DMSO concentration is 7%].
 
<br> 9) Aliquot in 100 μl aliquots (you will need about 450 pre-chilled 0.5 ml tubes).
 
<br> 10) Flash freeze in liquid nitrogen.
 
<br> 11) Store at -80C (the lower the rack the better). </p>
 
  
<!--Savy : Rédaction de la page 2 du protocole en cours ; mise en place des tableaux à faire (je dois plancher sur le code pour les faire aussi jolie que sur le pdf de Jean!-->
 
  
<h5> <b> Selective Medium for Transformation </b> </h5>
 
  
<!-- Tableau de composition à insérer seulement !-->
 
  
 
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Latest revision as of 17:11, 28 August 2015

Protocols

Our Organisms of Choice is Escherichia coli and Saccharomyces cerevisiae . Listed below are the protocols we used in our lab.

Cloning
Working with E.coli
Working with S.cerevisiae
Curdlan Methods