Team:SDU-Denmark/labnotes2

From 2010.igem.org

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(Amplification of pSB1A2 w. J13002)
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== Group: Photosensor ==
== Group: Photosensor ==
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=== Miniprep of pSB3T5 w. J04450 and pSB3C5 w. J04450 from transformation 20/7 ===
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=== Miniprep of BBa_K081005 in pSB1A2 and BBa_R0011 in pSB1A2 from transformation 20/7 ===
Start date: 22/07    End date: 22/07<br>
Start date: 22/07    End date: 22/07<br>
''Methods:''  Miniprep, gel electrophoresis and nano drop <br><br>
''Methods:''  Miniprep, gel electrophoresis and nano drop <br><br>
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Sample 1-4 of BBa_K081005 were pooled and frozen  and sample 1-4 of BBa_R0011 were too.<br>
Sample 1-4 of BBa_K081005 were pooled and frozen  and sample 1-4 of BBa_R0011 were too.<br>
<br>
<br>
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=== Gel extraction test (GFX vs. Fermentas) ===
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Start date: 25/07    End date: 25/07<br>
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''Methods:'' Gel electrophoresis, gel extraction and nano drop <br><br>
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''Protocol:''[https://2010.igem.org/Team:SDU-Denmark/protocols#DE1.2 DE1.2][https://2010.igem.org/Team:SDU-Denmark/protocols#DE1.3 DE1.3] <br><br>
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''Experiment done by:''  Maria<br><br>
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''Notes:'' <br><br>
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FlhD/C tq PCR product (5 green) is used in the test.<br>
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PCR product is diluted in H2O to reach a sample concentration below 100ng/uL.<br>
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Nanodrop:<br>
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<table style="text-align: left; width: 100px;" border="1"
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cellpadding="2" cellspacing="2">
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<tr>
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<td style="vertical-align: top; width: 98px;">Sample ID<br>
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</td>
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<td style="vertical-align: top; width: 43px;">ng/uL<br>
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</td>
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<td style="vertical-align: top;">260/280<br>
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</td>
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<td style="vertical-align: top;">260/230<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top; width: 49px;">PCR product prior
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to dilution<br>
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</td>
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<td style="vertical-align: top; width: 43px;">149.93<br>
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</td>
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<td style="vertical-align: top;">0.99<br>
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</td>
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<td style="vertical-align: top;">0.38<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top; width: 49px;">PCR product after
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dilution<br>
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</td>
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<td style="vertical-align: top; width: 43px;">89.76<br>
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</td>
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<td style="vertical-align: top;">0.99<br>
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</td>
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<td style="vertical-align: top;">0.35<br>
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</td>
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</tr>
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</table><br>
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A total of 70uL is loaded onto a 2% agarose gel.<br>
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For the GFX gel extraction 350mg of gel was used.<br>
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For the Fermentas extraction 460mg of gel was used.<br>
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Gel electrophoresis:<br>
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[[Image:Team-SDU-Denmark-Gelextractiontest.jpg|600px]]<br><br>
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''Results:''<br>
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<table style="text-align: left; width: 100px;" border="1"
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cellpadding="2" cellspacing="2">
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<tr>
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<td style="vertical-align: top;">Sample ID<br>
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</td>
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<td style="vertical-align: top;">ng/uL<br>
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</td>
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<td style="vertical-align: top;">260/280<br>
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</td>
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<td style="vertical-align: top;">260/230<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">GFX 1<br>
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</td>
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<td style="vertical-align: top;">13.72<br>
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</td>
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<td style="vertical-align: top;">2.17<br>
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</td>
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<td style="vertical-align: top;">0.08<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">GFX2<br>
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</td>
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<td style="vertical-align: top;">16.8<br>
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</td>
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<td style="vertical-align: top;">2.02<br>
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</td>
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<td style="vertical-align: top;">0.05<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">GFX pooled<br>
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</td>
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<td style="vertical-align: top;">15.51<br>
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</td>
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<td style="vertical-align: top;">2.09<br>
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</td>
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<td style="vertical-align: top;">0.06<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">Fermentas 1<br>
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</td>
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<td style="vertical-align: top;">20.72<br>
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</td>
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<td style="vertical-align: top;">1.9<br>
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</td>
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<td style="vertical-align: top;">0.61<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">Fermentas 2<br>
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</td>
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<td style="vertical-align: top;">20.42<br>
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</td>
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<td style="vertical-align: top;">1.86<br>
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</td>
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<td style="vertical-align: top;">0.45<br>
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</td>
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</tr>
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<tr>
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<td style="vertical-align: top;">Fermentas pooled<br>
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</td>
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<td style="vertical-align: top;">21.38<br>
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</td>
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<td style="vertical-align: top;">1.87<br>
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</td>
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<td style="vertical-align: top;">0.51<br>
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</td>
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</tr>
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</table><br><br>
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''Analysis:''<br>
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There is extracted more DNA with the fermentas kit. This may be due to the short centrifugation time in the GFX protocol. Furthermore the GFX kit that was used was old and the buffers may have been contaminated.<br><br>
== Group: Retinal ==
== Group: Retinal ==

Revision as of 08:30, 28 July 2010