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<h3>Refining our Biological Solution</h3> | <h3>Refining our Biological Solution</h3> | ||
− | <p>After carrying out our own research, we've looked into the effects of dairy run-off entering the water system. Discussion with our PI and researchers within the university has helped narrow down the chosen metabolic pathway we might upregulate. We've chosen <i>Arabidopsis thaliana</i> as our model organism and plan on increasing the uptake and breakdown of excess urea in the soil | + | <p>After carrying out our own research, we've looked into the effects of dairy run-off entering the water system. Discussion with our PI and researchers within the university has helped narrow down the chosen metabolic pathway we might upregulate. We've chosen <i>Arabidopsis thaliana</i> as our model organism and plan on increasing the uptake and breakdown of excess urea in the soil.</p> |
− | <p> Lab induction time! We've all had to complete our safety training so we can jump into the PC1 facilities for our lab work. </p> | + | <p>Set up a meeting with Dr Nijat Imin who specialises in nitrogen activity in plants. We were already thinking of upregulating <b>AtDUR3</b> urea transporter and incorporating H. pylori’s urease that has a high affinity. inform us that ammonia is toxic in high amounts so he gave us a few transporters that would be able to move it to other parts of the plant and how we should convert the ammonia into an amino acid. He is excited about the project and is willing to give us more advice.<p> |
+ | <p> Lab induction time! We've all had to complete our safety training so we can jump into the PC1 facilities for our lab work. </p> | ||
<img src="https://static.igem.org/mediawiki/2018/f/f3/T--Auckland_MOD--lab.jpg"> | <img src="https://static.igem.org/mediawiki/2018/f/f3/T--Auckland_MOD--lab.jpg"> | ||
<h4>Looking Beyond the Lab</h4> | <h4>Looking Beyond the Lab</h4> | ||
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− | <h3> | + | <h3>Identifying the Urea Metabolic Pathway</h3> |
− | <p> | + | <p>The team met with Nijat again after researching further into his suggestions. <i>H. pylori</i> high affinity urease will be a bit difficult to introduce as it would need special approval to be inserted into <i>Arabidopsis thaliana</i>. It's also a human pathogenand has a different accessory proteins (so it's very complicated!). We need to look into another way of upregulating urease. </p> |
− | < | + | <p> We’ve decided that we want to upregulate the <b>AtDUR3</b> gene then the urease or rate limiting accessory protein. Once urea is converted to ammonia we will convert it to glutamate via glutamine synthetase where it should then upregulate all other related amino acids. There is limited research around pregulating urease activity. We upregulating one of the urease accessory proteins, <b>UreG</b>, might be our best luck as an alternative to expressing urease + all accessory genes.</p> |
− | + | <p>Rachel has been researching which glutamine synthetase gene we might upregulate. <b>GS1;2</b> isogene appears to be the most successful in producing glutamate from ammonia at the highest capacity. </p> | |
− | <p> | + | |
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Revision as of 07:34, 24 July 2018
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Notebook
It's been a busy year! Take a look at the progress we've been making in our project: both in and outside of the lab.
"Competing in iGEM required more strength, endurance, and sacrifice than any other project I have undertaken. But nothing could have prepared me more for the post graduate study I am now pursuing than formulating and completing our project as an independent scienctist."
Judith Glasson, Alumni
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Keen to talk?
If you're interested, have questions, or want to know more, don't hesitate to contact us directly.