IGEM:Imperial/2010/Experiments1: Difference between revisions

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(New page: =Experiments for the Output Amplification Model= * Determine maximum concentration of sD that cells can produce – crucial! (''in vivo''): Compare activities with the next one * Determine...)
 
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=Experiments for the Output Amplification Model=
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* Determine maximum concentration of sD that cells can produce – crucial! (''in vivo''):
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Compare activities with the next one
<h1>Experiments for the Output Amplification Model</h1>
* Determine how much XylE we need to produce prior adding catechol (the threshold value to be determined). (''in vitro then maybe in vivo'')
 
In vivo IPTG? -> compare the cultures that have less of it
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/Postit_large.jpg/500px-Postit_large.jpg"><div style="position:relative;top:-450px;left:50px;font: 11pt helvetica, georgia, courier, arial; margin-left: 10px;"><b>Output Amplification Model</b><br /><br />
* Determine XylE and TEV production. (''in vivo'')
<ol>
XylE -> maybe, but very noisy. Use robot to induce production and measure activities
<li>Determine the maximum concentration of sD that <br />cells can produce (in vivo):
TEV -> FRET pairs with TEV link
Compare activity with 2.
* Degradation of XylE (''in vivo'' or ''in vitro'' if the cell division is not taken into account)
</li>
Yes -> Monitoring activity and then approximate the concentration. Remove the IPTG. Use robot
<li>Determine how much XylE we need to produce <br />prior to adding Catechol (in vitro first, maybe in vivo <br />afterwards). In vivo IPTG: Compare cultures that <br />have less of it.
* Can we determine TEV kinetics (kcat, Km?) on XylE-GFP? (''in vitro'')
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Yes
<li>Determine XylE and TEV production (in vivo). <br />Use robot to induce production and measure <br />activities TEV (FRET pairs with TEV link).
</li>
<li>Degradation of XylE (in vivo or in vitro if cell division <br />is not taken into account). Monitoring activity, then <br />approximate the concentration. Remove the IPTG.  
</li>
<li>Determine TEV kinetics (k<sub>cat</sub>, K<sub>m</sub>) on <br />XylE-GFP (in vitro).</li>
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Latest revision as of 07:27, 9 September 2010

<html> <body style="background-color:FFFFCC"> <h1>Experiments for the Output Amplification Model</h1>

<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/Postit_large.jpg/500px-Postit_large.jpg"><div style="position:relative;top:-450px;left:50px;font: 11pt helvetica, georgia, courier, arial; margin-left: 10px;"><b>Output Amplification Model</b><br /><br /> <ol> <li>Determine the maximum concentration of sD that <br />cells can produce (in vivo): Compare activity with 2. </li> <li>Determine how much XylE we need to produce <br />prior to adding Catechol (in vitro first, maybe in vivo <br />afterwards). In vivo IPTG: Compare cultures that <br />have less of it. </li> <li>Determine XylE and TEV production (in vivo). <br />Use robot to induce production and measure <br />activities TEV (FRET pairs with TEV link). </li> <li>Degradation of XylE (in vivo or in vitro if cell division <br />is not taken into account). Monitoring activity, then <br />approximate the concentration. Remove the IPTG. </li> <li>Determine TEV kinetics (k<sub>cat</sub>, K<sub>m</sub>) on <br />XylE-GFP (in vitro).</li> </ol> </div> </body> </html>