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NB : work under microbiological safety bench and on ice<br> | NB : work under microbiological safety bench and on ice<br> | ||
− | + | <ul><li>Prepare two sets of 4 Eppendorf tubes</li> | |
− | + | <li>Add DNA with a concentration of 120, 12, 1.2 and 0.2 ng/µl in 25ul of competent bacteria. </li> | |
− | + | <li>Gently invert the tubes 4-5 times to mix cells and DNA. Do not vortex </li> | |
− | + | <li>Incubate 30minutes on ice the first set and 30minutes in the cooling module, the second set</li> | |
− | + | <li>Heat shock at 42°C for 1minute in a dry bath for the first set and in the heating module for the second set. Do not mix</li> | |
− | + | <li>Place on ice for 2minutes the first set and in the cooling module for the second set. Do not mix</li> | |
− | + | <li>Add 450uL of SOC</li> | |
− | + | <li>Incubate at 37°C and 200rpm for 1h, add 1 µl of antibiotic, wait for 1h</li> | |
− | + | <li>Mix the cells thoroughly by inverting the tube</li> | |
− | + | <li>Deposit 50ul on the petri dish</li> | |
− | + | <li>Incubate overnight at 37°C with dishes upside down</li></ul> | |
<br> | <br> | ||
</div> | </div> | ||
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<h3><font color= #93024b><center>Bacterial transformation on petri dishes for Top10</center></font></h2> | <h3><font color= #93024b><center>Bacterial transformation on petri dishes for Top10</center></font></h2> | ||
<p>Materials (x8)</p> | <p>Materials (x8)</p> | ||
− | + | <ul><li>25µl Top10 competent cells</li> | |
− | + | <li>DNA (concentration around 50 ng/µl)</li> | |
− | + | <li>450 µl SOC</li> | |
− | + | <li>antibiotic chloramphenicol (1000x)</li> | |
− | + | <li>petri dishes</li></ul> | |
<p>Methods</p> | <p>Methods</p> | ||
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</div><br> | </div><br> | ||
<div style="padding:3px; padding-left:6px; border:1px dotted #d0d0d0; border-left:4px solid #d0d0d0; margin-left:20px;"> | <div style="padding:3px; padding-left:6px; border:1px dotted #d0d0d0; border-left:4px solid #d0d0d0; margin-left:20px;"> | ||
− | <h3><font color= #93024b><center>Bacterial transformation</center></font></h2> | + | <h3><font color= #93024b><center>Bacterial transformation and fluorescence kinetic</center></font></h2> |
<p>Materials</p> | <p>Materials</p> | ||
<ul><li>25µl DH5α competent cells</li> | <ul><li>25µl DH5α competent cells</li> | ||
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<li>Add 450uL of SOC</li> | <li>Add 450uL of SOC</li> | ||
<li>Incubate at 37°C and 200rpm for 2h,wait for 1h, add the antibiotic, wait for 1h</li></ul> | <li>Incubate at 37°C and 200rpm for 2h,wait for 1h, add the antibiotic, wait for 1h</li></ul> | ||
− | + | <li>Power on the microplate reader and set to 37°C the inside temperature</li> | |
− | + | ||
− | + | ||
<li>Add 200 µl of each tube in a well of a microplate and measure the OD and fluorescence every hour.</li></ul> | <li>Add 200 µl of each tube in a well of a microplate and measure the OD and fluorescence every hour.</li></ul> | ||
Latest revision as of 17:20, 17 October 2018
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